Proceedings of 3rd International Conference on Multimedia Technology(ICMT-13)

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226 articles
Proceedings Article

A SPATIAL CALIBRATION METHOD BASED ON MASTER-SLAVE CAMERA

Shi Hao, Liu Yu, Lai Shiming, Zhang Maojun, Wang Wei
Recently the Master-Slave camera that composed by fish-eye panoramic camera and PTZ dome camera has been used in many areas. The fish-eye panoramic camera provides 180 degrees field of view (FOV) to monitor the overall situation but the objects are not able to be watched clearly. The PTZ camera can fixate...
Proceedings Article

Improved Image Resizing using Seam Carving and scaling

Zhang Yan, Sun Jonathan Z., Peng Jingliang
Seam Carving, the popular content-aware image resizing technique, removes or inserts seams of low energy iteratively without sufficiently considering their impact on the global visual quality of the image. However, sometimes seams pass through the regions of interest (ROIs) with low energy and distort...
Proceedings Article

Design of Low Voltage Low Noise Amplifier for 800MHz WSN Applications

Wu Zhaolong, Li Zhiqun
This paper presents a 1V low noise amplifier (LNA) for 700~900MHz WSN applications in 0.18mm RF CMOS process.The LNA uses capacitor cross-coupled, current-reused and noise cancellation techniques to reduce noise and power consumption.The simulation results are as follows: The voltage gain is variable...
Proceedings Article

A Low Voltage Current-reuse Quadrature Down-conversion Mixer for WSN Application

Xu Junjun, Li Zhiqun
This paper introduces a low voltage, low power down-conversion mixerbased on 0.18mm RF CMOS process, the transconductance stage of which uses the current-reuse.The mixer is composed of two identical mixers which share the same transconductance stage,folded switching stage,active load stage,and common-mode...
Proceedings Article

Split Bregman iteration for hybrid regularization based image restoration

Zhou Weifeng, Li Qingguo, Liang Lin
In this paper, the hybrid regularization based scheme for image restoration is researched in detail. This strategy contains two regularization items, which helps to achieve superior image reconstruction. To quickly minimize the energy functional, we adopt the fast split Bregman iteration method. Numerical...
Proceedings Article

A Novel Approach for Region-of-Interest Detection in Pornographic Images

Liu Yizhi, Zhou Dong, Liu Jianxun, Xie Hongtao, Yang Ying
Region-of-interest (ROI) detection plays an important role in filtering out pornographic images. Skin-color models, as a traditional approach, extract skin-color regions as ROI. However, the approach is difficult to differentiate between human skins and other objects with the skin-color. Furthermore,...
Proceedings Article

Separable Reversible Data hiding in Encrypted Images by n-nary Histogram Modification

Qian Zhenxing, Han Xiyu, Zhang Xinpeng
This work proposes a novel scheme of separable reversible data hiding for encrypted image using histogram modification. After the original image is en-crypted by the sender, the data-hider embeds the secret message into the encrypted image by a histogram modification and n-nary data hiding scheme. On...
Proceedings Article

An Energy-Efficient Zoning Clustering Hierarchy for WSNs

Tong Hong, Chen Hui, Li Zhaoyu, Ma Shujuan
Focused on the limited energy characteristics of routing protocol in wireless sensor networks, we propose an Energy-Efficient Zoning Clustering Hierarchy (EEZCH) algorithm based on LEACH and LEACH-C. In EEZCH, the monitoring area is divided into several zonings (clusters). The cluster head is selected...
Proceedings Article

The Design and Implementation of Traffic Accident Identification System Based On Video

Xiang Chenwei, Wang Tuo
With the rapid growth of the count of vehicles, congestion and traffic accidents frequently occur. The situation triggers a series of social problems. The application research on computer vision and digital image processing system is presented in this paper provides a real-time method which identify...
Proceedings Article

Real-Time 3D Visualization of Temperature Distribution for Data Center Thermal Management

Chen Xin, Zhen Hui, Han Yueqi, Wei Zhaoyang, Dong Jinong, Wu Kaichao
Heat management has become one of the most critical challenges to the rapid development of data centers. To address this issue, a 3D visualization technique is proposed in this paper to analyze and manage temperature distribution in data center rooms. At first, a room is divided into uniform grids and...
Proceedings Article

A Hierarchical Algorithm for Document-images Fast Matching

Tan Shuang, Jia Yan, Fan Hua
As digital libraries and document images largely use in the network, how to retrieve them quickly become one of the key issues. This paper presents a hierarchical matching algorithm to achieve fast retrieval of document images. Firstly, we can quickly find the possible matching location through approximate...
Proceedings Article

An Approach of Image Retrieval for Natural Scenes based on Local Features and Topology

Yang Jun
Image retrieval problem is a hotspot research filed in recent decades since it has a wide range of applications. Topology studies which used for image retrieval has rare research. This paper has characterized the departure from the image, fully tap the characteristics of the image itself, using image...
Proceedings Article

Simulation and Design of Intravenous Infusion Dripping Rate Detection based on Infrared Ray

Du Qiliang, Liu Jianhao, Tian Lianfang
The main problem for an automatic Intravenous (IV) infusion process control system is the measurement of dripping rate in the drip chamber. This paper utilizes an optical sensor as a solution to this problem. The waveform of the receiver is forecasted by a simple simulation experiment which calculates...
Proceedings Article

Robust Estimation of Parameters for Lucas-Kanade Algorithm

Lin Yih-Lon
The object tracking problem is an important research topic in computer vision. For real applications such as vehicle tracking and face tracking, there are many efficient and real-time algorithms. In this study, we will focus on the Lucas-Kanade (LK) algorithm for object tracking. In the standard LK method,...
Proceedings Article

Calligraphy Word Style Recognition by KNN Based Feature Library Filtering

Mao Tianjiao, Wu Jiangqin, Gao Pengcheng, Xia Yang, Lin Yuan
Chinese calligraphy works is a valuable part of the Chinese culture heritage. More and more calligraphy works are digitized, preserved and exhibited in digital library so that people can enjoy the calligraphers’ works conveniently. There are five main writing style categories of calligraphy words, namely,...
Proceedings Article

Study of Automatic PCB Jack Center Positioning System Based on Machine Vision

Xiong Jun-tao, Li Jin-zhao, Sun Bao-xia, Chen Jian-guo
Make a study of real-time, automatic positioning of Printed Circuit Board (PCB) jack centers. Bwlabel algorithm is used to deal with the PCB images under the condition of backlighting. According to the feature of Bwlabel algorithm extract and match the jack center indexes for every component, calculate...
Proceedings Article

Non-rigid Multi-modal Medical Image Registration: A Review

Xu Tingting, Wei Ning
Medical image registration is an important research topic in image processing field. It plays an important role in future analysis of medical images. Since in that field, the images are always obtained from different modalities and are deformed by non-rigid transform, the registration remains a challenging...
Proceedings Article

Estimation Formula for Noise Variance of Motion Blurred Images

Weiguo He
The key problem in restoration of motion blurred images is how to get the point spread function and the noise information. It is commonly assumed as the white Gaussian noise. The paper corrects mistakes in literature [1] and puts forward an accurate estimation formula for noise power of linear motion-blurred...
Proceedings Article

A shadow removal algorithm for ViBe in HSV color space

Yin-Shi Qin, Shui-Fa Sun, Xian-Bing Ma, Song Hu, Bang-Jun Lei
Shadow removal has always been one of the research hot topics in the field of computer vision. Recently, more and more attention was paid on the ViBe (Visual background extraction) foreground extraction algorithm for its simplicity and high speed. However, for the videos with moving cast shadows, the...
Proceedings Article

An Example-based Color Transfer and Style Enhancement Through Locally Neighbor Embedding

Tao Liu, Deng Daiguo, Wu Xuelian, Zeng Kun
Image color and tone adjustment are often used for style enhancement in image editing. In this paper we propose a new LLE-based image color transfer and tone enhancement method. Our target is to find the implicit color mapping rule between example image-pairs, then apply it to new image. Given a pair...
Proceedings Article

A Regularization Blind Image Restoration Technique by Using Particle Swarm Optimization

Xuanhua Lei, Qingping Hu, Xiaojian Kong, Tianlin Xiong
Image degradation in laser underwater imaging system is due to the scattering of water. Image restoration is an effective method to improve the quality of image, but its solving process is an ill-posed problem and the solution is not easily obtained in actual applications. A regularization blind image...
Proceedings Article

An effective framework of IBP for single facial image super resolution

Wang Cong, Li Weifeng, Wang Longbiao, Liao Qingming
Super-resolution was used to refine the LRI (low resolution image) which was acquired from the existing electric devices. Moreover, it is significant to do this work on the human face. To solve the special facial problem, a novel framework based on IBP (Iterative Back Projection) is proposed, in which...
Proceedings Article

A Noise Reduction Method Based on LMS Adaptive Filter of Audio Signals

Liu Yang, Xiao Mingli, Tie Yong
Noise reduction of audio signals is a key challenge problem in speech enhancement, speech recognition and speech communication applications, etc. It has attracted a considerable amount of research attention over past several decades. The most widely used method is optimal linear filtering method, which...
Proceedings Article

Game Design Learning-Developing A Mobile Game

Wu Chun-Tsai, Chung Szu-Ming
In the digital multimedia curriculum, the practical project of creative productions isassumed to be the learning attainment in the process of integrating and applying of learning. This research adopted studio-based pedagogy to establish a project group of fourmembers and a mentoring teacher. They usedFacebook...
Proceedings Article

An Efficient Graph-Based Algorithm for Fingerprint Representation and Matching

Chen Xiaoguang, Wang Lin, Li Mingyan
This paper presents a novel graph-based algorithm for robust fingerprint recognition, which efficiently improves the approach ``K-plet and CBFS'' proposed by Chikkerur et al at ICB'06. To cope with the crucial problems of nonlinear distortion and partial overlap, a new feature called supplementary associative...
Proceedings Article

A Control Protocol Based on Binary Tree Conflict Resolution Algorithm Combined with Probability Detection and 1-persistent CSMA

Li Cuixian, Ding Hongwei, Guo Yingying, Zhao Yifan, Nan Jing, Zhang Tong
This paper puts forward a joint control protocol based on binary tree conflict-resolving algorithm combined probability detection and 1-persistent CSMA. Under the protocol, all terminals use the joint control protocol of p-detection and 1-persistent to access the channel before sending information packets,...
Proceedings Article

The study on the application of virtual reality technology in the three-dimensional courseware

Hu Xiaoqiang, Wang Xinting, He Ling
The virtual reality technology (referred to as VR) is the application of IT technology represents the last decade. It has powerful interactive features, give a visual representation of the three-dimensional information and content is widely used in the Products presentation, skill straining and other...
Proceedings Article

Research on Personalized Recommendation System in E-Learning Based onSemantic Web

Gu Yun-Feng
The semantic web is the future of web, which gives the network information with well-structured semantic meaning. Aiming at the need for characteristic learning, this paper analyzes the development of the personalized recommendation system, puts forward a personalized recommendation system in the E-Learning...
Proceedings Article

Engineering Application Research of Radio Wave Transmission Model in The Mountainous Region

Deng Na, Ding Xun, Tan Xu
Common terrain is mountainous in southern China, this terrain to the transmission coverage Engineering brings certain challenges, How to take advantage of existing knowledge combined with practical engineering experience to sum up a set of calculation methods suiting for mountainous areas, that is very...
Proceedings Article

A Novel Framework for Web Pages Classification

Hu Ruiguang, Hu Weiming
In this paper, we propose a novel framework for classifying web pages containing images and text. Valid images are first chosen by the FOrward CompArison of Relative Sizes Sorting(FOCARSS) algorithm, and each valid image is represented by the mid-level feature vector generated by the Bag-Of-Features...
Proceedings Article

A Video Deblurring Optimization Algorithm Based on Motion Detection

Zhang Yinan, He Jing, Yuan Jie
Although the performance of image acquisition devices has been improved dramatically in recent years, especially in the resolution and clarity, defocusing and motion blur are still big problems. Upgrading the devices with the better hardware is one way to solve the problem, but the costs will usually...
Proceedings Article

New Features of Multimedia Courseware Making in Mobile Internet Times-Taking Adobe E-learning Suites 6 for Example

Ruile Lan, Liping Li, Yonghua Mo, Liangquan He
With the advent of mobile internet times, the making of multimedia courseware has made new progress and emerged new features on ideas, tools and practical applications. Taking Adobe E-learning Suites 6 for example, the paper explains new ideas of making of multimedia courseware and indicates that tools...
Proceedings Article

A Graph Model for Cross-modal Retrieval

Wang Shixun, Pan Peng, Lu Yansheng
With the rapid growth of multimedia document on the web, cross-modal retrieval has become an important issue. The modality of a query is different from that of the retrieved results in cross-modal retrieval. In this paper, we propose a novel graph model, which not only combines content and semantics...
Proceedings Article

Multimedia Processing and Applications ---Based on visualizing RIA navigation on-Demand service

Hwang Chyi-Wen
When facing the " overabundant" of semantic web information, in this paper, the researcher proposes the hierarchical classification and visualizing RIA (Rich Internet Application) navigation system: Concept Map (CM) + Semantic Structure (SS) + the Knowledge on Demand (KOD) service. The aim of the Multimedia...
Proceedings Article

Image Denoising Based on the Modied ROF Model

Jiang Yan, Zhang Shu-Ling
In this paper a new image denoising model based on the ROF model is proposed. This proposed model can reduce the noise effect and also damp the staircase effect generated by the ROF model. Existence and uniqueness of solution are proved. Numerical examples illustrate advantages of our proposed model.
Proceedings Article

Design of Low Voltage Up-conversion Mixer for WSN Applications

Wu Lei, Li Zhiqun
A high linearity up-conversion mixer operating at 700~900MHz with 1V supply using 0.18 m CMOS technology is proposed in this paper. This up-conversion mixer is composed with two double-balanced mixers and is based on the Gilbert mixer. The quadrature differential signals are put to the mixer, and the...
Proceedings Article

A hybrid encryption algorithm in the application of equipment information management based on Internet of things

Xu Peng, Li Min, He Yu-Jie
This paper established the system structure of Internet of things (IOT) and analyzed the security threats in practical application of IOT equipment management system. Meanwhile, proposed a hybrid encryption algorithm based on DES encryption algorithm and DSA digital signature, which can realize the electronic...
Proceedings Article

Video Standard Compliant Layered P2P Streaming

Chiu Man Yau, Wu Kangheng, Lei Zhibin, Chiu Dah Ming
Peer-to-peer (P2P) streaming over Internet needs to consider the dynamic bandwidth fluctuations and various client device capabilities. To maximize the network utilization and to achieve stable P2P streaming, we propose a novel multi-layered P2P streaming system in which the scalable video bit-stream...
Proceedings Article

TM Water Area Revision Based On MODIS Time Series Data

Guodong Yang, Lei Li
It is meaningless to compare global land surface water area of two periods directly considering that TM images are mono-temporal and water products interpreted only reflect water distribution at some certain moment. Due to the large inter-annual and seasonal variation of water, there exist dry season,...
Proceedings Article

The BSN application and realization of FPGA system with a rapid signal compression algorithm

Sun Hao, Chen Wei
The applications of BSN (Body Sensor Network) require the wearable computing system’s power consumption as low as possible. Compared to other components, the wireless communication link is the most power demanding part of the BSN. While effective compression algorithm can sharply cut the data volume...
Proceedings Article

A PCA-based Face Recognition Method by Applying Fast Fourier Transform in Pre-processing

Zhang Dehai, Ding Da, Li Jin, Liu Qing
Principal Component Analysis (PCA) is a well-studied method in face recognition. Noticing that few researches focus on pre-processing of images, which will also improve the performance of feature extraction of PCA algorithm, we present an improved approach of PCA based face recognition algorithm using...
Proceedings Article

Computer Games Designed for Disaster Prevention Learning

Huang Chun-Hsiung, Chung Szu-Ming, Hsu Mu-Chiun
Disaster prevention learning is an important foundation to strengthen the land sliding disaster prevention and advocacy, to enhance people’s knowledge, skills and attitude toward disaster prevention, and then to reinforce social force of prevention. This study uses Flash software tool to develop a disaster...
Proceedings Article

A Wideband Variable Gain Amplifier Design for 60GHz Millimeter-wave Receiver

Wu Yue, Li Zhiqun, Li Qin, Wang Zhigong
This paper presents a wideband variable gain amplifier (VGA) applied to 60GHz millimeter-wave receiver with an operating frequency from DC to 1.08GHz and variable gain range from 0dB to 60dB. The entire VGA consists of an 8dB fixed gain stage, a 0~48dB coarse gain control stage, a 0~12dB fine gain control...
Proceedings Article

Moving Target Detection Algorithm Research Based on Background Subtraction Method

Wan Songlin, Liang Haodong, Wang Taifang, Cui Zhi
Based on Surendra algorithm, an improved adaptive threshold algorithm has been proposed. Simultaneously, a gradient update rate algorithm has also been proposed to better adaptability and robustness in various videos. These two algorithms with real-time and detecting time shorter have been effectively...
Proceedings Article

Manifold Learning Method for Large Scale Dataset Based on Gradient Descent

Wang Yunhe, Gao Yuan, Xu Chao
Dimension reduction is a research hotspot in recent years, especially manifold learning for high-dimensional data. Cause high-dimensional data have complex nonlinear structures there are many researchers focus on nonlinear methods. The memory cost and running time are too large and difficult to operate...
Proceedings Article

A Visual Method to Find Performance Bottlenecks for Mobile Web and Hybrid Applications

Cai Tao, Li Li, Chou Wu, Yan Ching Man, Fu Haifeng, Wah Wong Ka, Wu Kangheng, Lei Zhibin
It is very difficult to test web performance on a smart mobile, where performance is often an issue, because of lacking such kinds of tools. In this paper, we provide a new method to let mobile web developers to find the performance bottlenecks of their web and hybrid applications easily. The method...
Proceedings Article

Improvements of GPU Implementation of Nonlinear Soft Tissue Deformation with CHAI 3D

Shi Yibo, Xiang Hui, Yu Dehai
The contradiction between the speed and the accuracy of soft tissue deformation simulation has challenged developers for decades, especially for nonlinear deformation. In this paper, we propose improvements of the GPU implementation of nonlinear soft tissue deformation with CHAI 3D by decreasing the...
Proceedings Article

Performance Measurement and Bottleneck Analysis for Streaming Media Servers

He Yan, Huang Haocheng, Yan Jinyao
With the rapid development of Internet and the popularity of media contents, the performance of stream media server is becoming an important factor for stream-media systems. By measuring and analyzing the performance constraints of the media server, we find the way to improve the performance of stream...
Proceedings Article

A Robust and Discriminative Feature Representation based on Compact Coding

Yue Jinpeng, Jiang Guang, Hu Hong, Shi Zhongzhi
As human vision system works, the visual features extracted from colours, textures, shapes, etc. are complement and should be synthesized to make a decision. Existing applications mainly base on one kind of features such as the wildly used texture feature. We put forward that complement features should...
Proceedings Article

Objective No-reference Stereo Video Quality Assessment Research

Li Yan, Yang Yu
With the development of the 3d industry, 3d video quality assessment method has become one of the hot spots. But now the main research directions are concentrated in reference stereoscopic video evaluation method and subjective evaluation method, which also have made some progress. Objective no-reference...
Proceedings Article

Random Multiple Access Protocol combined Binary Tree Conflict-resolving Algorithm and the 1-persistent CSMA Protocol

Zhao Yifan, Ding Hongwei, Gao Yangshui, Guo Yingying, Nan Jing, Yu Pingping
This paper presents a new random multiple access control protocol – 1-persistent CSMA control protocol based on improved binary tree conflict resolution algorithm. First, the paper gives an outline of 1-persistent CSMA and the binary tree conflict-resolving algorithm by building a mathematical model...
Proceedings Article

GPU-ACCELERATED NON-LOCAL MEANS SUPER-RESOLUTION RECONSTRUCTION

Sun Kongzheng, Li Jiade, Xu Shuyan
Super-resolution is a process via fusing low-resolution image frames to obtain high-resolution images that typically requires highly accurate image registration. The modern non-local means super-resolution algorithm has successfully evaded the problem of image registration. However, its great computational...
Proceedings Article

KAZE Feature Point with Modified-SIFT Descriptor

Chen Meixi, Yuan Yule, Zhao Yong
In this paper,we present a novel descriptor,called Modified-SIFT (M-SIFT),which is more suitablefor KAZE feature point than other descriptors such as:SURF and SIFT.Their combining even outperformsSIFT matching algorithm and standard KAZE algorithm. We present extensive experimental image matching results...
Proceedings Article

The Research of The Method of Moving Object Detecting in Video Surveillance System

Wu Hongxia
Moving target detection is a very important in the intelligent monitoring system; however, the detection is still difficult in complex background. Therefore, the paper is based on the method of traditional background difference, we study that the video color information is taken as the detection of the...
Proceedings Article

Image Mosaic Algorithm Based on Vertical Distance of Edges

Wu Yongqi, Hu Xizhi, Jiang Libiao, Chen Zemao
This paper presents a new algorithm of automatic image mosaic, which generate mosaic image by comparing the vertical distance of edges in two neighboring images. This algorithm selects points to be matched by statistical features of the images before the actual matching stage, reducing the amount of...
Proceedings Article

Design of Dual-band Microstrip Circularly-polarized Antenna with High Stable Phase Center

Botian Zhang, Jing Jin, Haoliang Fan, Zhenxin Cao
Dual band, RHCP are essential to satellite receiving antenna and antenna phase center variations are a major error source of satellite navigation and positioning system, which cannot be ignored in high precision surveying applications Based on above application background, this article focuses on the...
Proceedings Article

Spatial-temporal features for smoke detection on video images

Ma Li
Three temporal-space features are proposed in this paper on video images for smoke detections on the issue of dynamic textures, motion patterns and contour variations. Considering that the previous methods for smoke detection provides global descriptions on dynamic features, but its illustrations do...
Proceedings Article

Router Design and Implementation for a Polymorphic Multimedia Processor

Yang Ting, Li Tao, Wang Ya-Gang, Qian Bo-Wen, LIU Yu-Rong
The power and design complexity of parallel processors make the inter-core communication mechanism face new requirement and challenges. This paper presents the design of the message passing mechanism and a router for a polymorphic multimedia processor, which employs two mechanisms of data communication,...
Proceedings Article

Fast Inter Prediction for H.264 to HEVC Transcoding

Chen Zong-Yi, Tseng Chi-Teng, Chang Pao-Chi
Owing to the high compression efficiency improvement of High Efficiency Video Coding (HEVC) standard, it is expected as a successor to H.264. The widely usage of H.264 today and the expected future adoption of HEVC raises a new demand for H.264 to HEVC transcoding. An efficient transcoding way is necessary....
Proceedings Article

Arnold Transform Based Image Scrambling Method

Li Min, Liang Ting, He Yu-jie
With the development of information security, the traditional image encryption algorithm has been far from to ensuring the security of images in the transmission process. This paper presents a new image encryption algorithm, which can improve the security of image during transmission more effectively....
Proceedings Article

Study on the Separation Technology of Temperature and Emissivity Data Based on the Airborne Thermal Infrared Image

Wang Junhu
Since the high-resolution airborne thermal infrared imaging spectrometer is used to civilian field, it shows attractive application prospect in the field of objects recognition. Taking an area for example, the paper carries out the technology research for temperature and emissivity separation, based...
Proceedings Article

A Study of Compressed 3D Video Perception based on Subjective Quality Assessment

Du Xiangkun, Jiang Xiuhua, Wang Caihong
This paper presents a specific subjective quality assessment to study the perceptual issues about 3D videos processed by the compression system based on H.264/MVC (Multi-view Video Coding). The subjective evaluation is conducted according to the ITU recommendations. The preparation, concrete process...
Proceedings Article

Computer Simulation of Denial of Service attack in Military Information Network using OPNET

Pei Lichun, Li Chenhui, Hou Runfeng, Zhang Yanjun, Ou Hongyan
According to designing DoS attack model, the methods based on OPNET of simulating DoS attack which can be achieved are summarized. The attack model is given from simulating SYN flood attack. Simulation results show that the network simulation is a productive approach to analyze and estimate the impact...
Proceedings Article

Detection of Microaneurysms in Color Retinal Images Using Multi-orientation Sum of Matched Filter

Li Qin, Lu Ruixiang, Miao Shaoguang, You Jane
This paper presents a new method to detect retinal microaneurysms, which are the first sign of diabetic retinopathy (DR). The methods of automatic microaneurysm detection can be generally classified into two groups: filtering based methods and supervised methods. The detection accuracy of the filtering...
Proceedings Article

SIFT-MIC Based Matching Location Algorithm for Wire Bonding

Kong Fanzhi, Xiao Xiao
Computer vision inspection system is often applied in automatic wire bonding to ensure the location accuracy and speed, while feature selection affects the performance of inspection system. In this paper, a new feature extraction and matching location algorithm based on SIFT-MIC is proposed for wire...
Proceedings Article

Content-Based Image Retrieval Using Texture Structure Histogram

Hou Gang, Feng Qinghe, Zhang Xiaoxue, Kong Jun, Zhang Ming
In this paper, we proposed a novel image feature descriptor, namely texture structure histogram (TSH) for content-based image retrieval. This method using the color and edge orientation information to describe the image texture structure information. Considering the HSV color space conforms to humans'...
Proceedings Article

A Preemptive Batching Schedule Method Based on Multifactor in DSMS

Zhang Lijie
We propose a preemptive batching schedule method based on multifactor over data stream. We divide operators sequence into some different operator units in my schedule approach, the different priorities, which are changed as operator units’ output rate, are assigned based on operator units’ output rate....
Proceedings Article

The Study on the Segmentation of Remote Sensing Cloud Imagery

Liu Kai, Kou Zheng
The researches on weather system are very complicated because the weather system includes many factors, among which the cloud is a very important factor. Cloud appears with various shapes, different gray scales and not clear boundaries in the remote sensing images. For the active contour model and its...
Proceedings Article

RTP Encapsulation for Scalable Video Stream and its Application in NS-2 Simulation

Ying Zhou, Jihong Zhang, Wei Liu
Real-time Transport Protocol (RTP) is a widely used protocol providing end-to-end transportation for various media in the real time application. RTP encapsulation of H.264/SVC video data for RTP / RTCP protocol is described. The sequence number and timestamp in the RTP packet header are the basis for...
Proceedings Article

Analysis of the Encoding Efficiency of 3D HEVC

Tian Tian, Jiang Xiuhua, Wang Caihong
This paper mainly studies currently developing 3D video coding based on HEVC. HEVC-based 3D video coding mainly focuses on 3DTV and auto-stereoscopic video compression system. A variety of new encoding tools, such as inter-view motion prediction and depth modeling modes, have been added in 3D HEVC. The...
Proceedings Article

Protrusion Guided 3D Mesh Segmentation

Chen Hung-Kuang, Chen Yung-Cheng
Mesh segmentation, as a crucial step in model analysis and understanding, is vital to the success of the applications, e.g., the 3D reverse engineering and modeling by example. A number of recent works suggested segmenting 3D meshes on the basis of the cognitive psychology concept of part salience",...
Proceedings Article

Bagging Based Feature Selection for Dimensional Affect Recognition in the continuous Emotion Space

Chen Aihua, Yuan Shuai, Jiang Dongmei
This paper exploits the Bagging based feature selection method on the baseline audio features provided by AVEC2012 challenge competition. The selected features are input to SVR and RVM regression models, respectively, to estimate the affect dimensions arousal, valence, expectation, and power embedded...
Proceedings Article

Accurate and fast simulation of laser scanning imaging

Zhou Luyao, Ma Huimin
In order to design a more accurate simulation system of laser scanning imaging, a kind of new simulation method is put forward in this paper. By introducing the accurate laser model, this paper proposes a more precise echo power calculation formula. This method reproduces the edge blur effect in the...
Proceedings Article

A Dynamic Centroid Text Classification Approach by Learning from Unlabeled Data

Jiang Cuicui, Zhu Dingju, Jiang Qingshan
The centroid-based classification has proved to be a simple and yet efficient method for text classification. However, the performance of centroid-based classifier depends heavily on the quantity of labeled training set. It is easy and cheap to collect enormous unlabeled data from digital resources,...
Proceedings Article

The Desgin and Implementationof Vertical Search Engine Based on Nutch

Wang Hui, Yan Jianzhuo, Fang Liying, Shi Xinqing, Luo Hairui
For the convenience that users can query information of traditional Chinese medicine in the network of Marine information, the vertical search engine system based on Nutch is designed. Joined Chinese word segmentation to analyze the web page, added a PageRank algorithm to judge the authority value of...
Proceedings Article

Regularized image restoration based on preconditioned conjugate gradient method

Meng Ling, Zhang Bing
Image restoration can be attributed to solving a linear systems and conjugate gradient method is an effective iteration algorithm for solving various linear systems. However the convergence rate of CG method is determined by condition number of coefficient matrix. The level1 and level2 preconditioner...
Proceedings Article

Study on New DOA Estimation Method based-on ULA Under Gaussian Noise

Dezhi Niu, Changxing Chen, Zhuo Wang, Yanming Zhao, Hui Fu
The DOA (Direction of Arrival) estimation problem ULA (uniform linear array) was studied, and one new LS-ICA method was proposed based on ULA (uniform linear array) under Gaussian noise, which was filtered during signals separation by ICA. With strict mathematic reasoning, steps of the new DOA estimation...
Proceedings Article

Morphology classification and behaviors identification of birds in scientific video

Chen Can, Xiong Yan, Yan Baoping
Through the establishment of video sensor networks, allowing researchers to do long-term field observations better in their offices. But the study of morphology classification and behavior identification of animals from mass video data is very costly and time-consuming repetitive work. For this, we did...
Proceedings Article

The comparison of window functions for different subbands in Phase Vocoder

Bin Xiao, Yi Jiang
The phase vocoder[1] has long been a well established tool in pitch shifting technology. It analyzes and synthesizes audio signal via short-time Fourier Transform. Unfortunately, Fourier Transform leads to the inevitable inherent frequency leakage which decreases the accuracy of the pitch shifting effect...
Proceedings Article

Electronic Image Stabilization based on Motion Classification

Juanjuan Zhu, Baolong Guo
A novel electronic image stabilization based on motion classification is presented. It achieves image stabilization with high accuracy in complicated camera motion. Firstly, the feature points are selected evenly using the Harris operator and then matched based on the feature window. Hence, the corresponding...
Proceedings Article

Perceptual Video Streaming Protection Model by Priority Classification in Compress Domain

Xu Weiwei, Tian Xiang, Chen Yaowu
Quality degradation happens when Streaming video transmits over error-prone network. In this paper, a perceptual error protection model is proposed by utilizing the priority assignment schedule with FMO and ARQ. The prioritization is based on the property of human visual system and influence on the end-to-end...
Proceedings Article

Real-time Short Message Services Application to Reduce Operating Room Turnover Time

Leu Jun-Der, Chiu Yu-Hui, Ku Hsueh-Ling
This study examined the interaction between computerized operating room scheduling systems and operators. The study evaluated the management performance of operating room scheduling in terms of the turnaround time. Operating rooms deliver instant medical information regarding surgical patients to operators...
Proceedings Article

Object-oriented Classification Technique for Extracting Abandoned Farmlands by Using Remote Sensing Images

Wang Shixin, Li Wenjun, Zhou Yi, Wang Futao, Xu Qilong
The abandonment phenomenon has become one of the most serious problems in China in the last 20 years. Preventing the farmland from abandonment is an urgent issue for authority. Thus, abandoned farmland monitoring is very important. The conventional field investigation approach of abandonment status cannot...
Proceedings Article

The principle curvature-driven diffusion model for image de-noising

Xin Qiao
In this paper, we discuss a weighted average of the maximum and minimal principle curvature as the diffusion coefficient for de-noising digital images with an additive noise. The main advantage of this approach is that it preserves important structures similar to Gauss curvature-driven diffusion, and...
Proceedings Article

An Algorithm for Impulsive Noise Removal in Color images

Zhang Jianjun, Tang Xuehua
We propose an effective algorithm for impulsive noise removal in color images. The proposed method is a two-phase scheme. In the first phase, an impulse detector is designed to identify color pixels which are likely to be contaminated by noise; in the second phase, the image is restored by using a detail-preserving...
Proceedings Article

Optimization of Content Placement Scheme for Social Media on Distributed Content Clouds

Zhang Qian, Li Runzhi, Lin Yusong, Wang Zongmin
Social networking applications have been more and more popular. The huge demands of bandwidth and storage for social media have brought great challenges to the network engineering. The recently emerged content clouds shed light on this dilemma. Towards the content placement scheme on clouds, partitioning...
Proceedings Article

Research on Recognition Method of Chinese-Sensible Code Under Clutter Background

Fan Xinnan, Zhang Ji, Zheng Bingbin, Zheng Qingyuan
The Chinese-Sensible Code is the first two-dimension code standard of China who totally owns proprietary intellectual property rights. It has been widely used in books, bank drafts and managements of armed police vehicles. However, due to the characteristics of application environment and interference...
Proceedings Article

Motion Detection Based on Twice Segmentation

Dong Jiangkai, Yuan Yule, Zhao Yong
Motion detection is widely used in computer intelligent visual processing such as object tracking, object recognition and behavioural analysis. In this paper, Motion vector is adopted in order to get the accurate rough motion region. Motion vector can remove the small false motion objects. Frame difference...
Proceedings Article

A Compressive Sensing-based Speech Signal Processing System for Wearable Computing Device in IPTV Environment

Lin Kuei-Hong, Lin Cheng-Hsun, Chung Kuo-Huang, Lin Kai-Shun
A design of compressive sensing (CS)-based speech signal processing (SSP) system for wearable computing device (WCD) in internet protocol television (IPTV) environment is proposed in this study. In WCD, the voice control would be an important function since the WCD is too small to provide typing device....
Proceedings Article

Adaptive Fusion Color and Haar-like Feature Object Tracking Based on Particle Filter

Xian-Bing Ma, Shui-Fa Sun, Yin-Shi Qin, Song Hu, Bang-Jun Lei
The conventional kernel color histogram based particle filter (CHGPF) object tracking algorithm suffers from cluttered backgrounds and illumination changes and results in tracking lost easily. In this paper, a particle filter based object tracking algorithm fusing color and haar-like feature (CHAPF)...
Proceedings Article

A Fast Mode Decision Algorithm Based On MVD

Zhao Huimin, Jiang Xiuhua, Wang Caihong
There are a lot of researches on acceleration the mode decision process in MVD video coding. The main goal of these researches lies in speeding-up the encoding process with negligible coding efficiency loss. Our work reveals the usage of depth information for speeding up video encoding process. We proposed...
Proceedings Article

A method of TV Logo Recognition based on SIFT

Pan Da, Shi Ping
TV logo is an important symbol of TV station. Automatic identification of TV logo can be used in television monitoring and media assets management. By analyzing the characteristics of TV logos, a new algorithm for TV logo recognition is proposed in this paper. First of all, the TV logo information is...
Proceedings Article

A Fast AFC Loop with A Low Power Consumption, Low Phase Noise LC VCO

Shu Jiayun, Li Zhiqun
This paper presents a fast Automatic Frequency Calibration (AFC) Loop with a low power consumption low phase noise LC voltage controlled oscillator (VCO) at 4.8GHz for WSN Application. The VCO adopts complementary differential negative resistance structure with switch resistor biasing which achieves...
Proceedings Article

Automatic selection of ROI in multispectral imaging of CMS

Heng Zhang, Cuiying Hu, Qingxia Meng, Jing Zhao
the multispectral imaging used in identification of Chinese medicine slices (CMS) can identify the authenticity of CMS and evaluate their quality by comparing the characteristic spectral curve from spectral cube. In order to apply multispectral imaging to actual application of CMS identification. Automatically...
Proceedings Article

Design and Storage Optimization of GPU-based Parallel Program of Image Registration for Remote Sensing

Zhou Haifang, Xu Rulin, Jiang Jingfei
Image registration is a crucial step of many remote sensing related applications. As the scale of data and complexity of algorithm keep growing, image registration faces great challenges of its processing speed. In recent years, the computing capacity of GPU improves greatly. Taking the benefits of using...
Proceedings Article

Intelligent system applications in sales shopping assistance

Chang Jing-Shian, Chin Chiun-Li, Hsu Ya-Ling, Lu Cheng-Che, Chang Hao-Yan, Weng Ting-Wei, Chiang Meng-Hsuan, Liu Po-Tsun
In Taiwan, numerous stores provide rewards points with which customers could earn rewards. Mostly the points were collected in the form of a rewards card. When a customer owns several or even dozens of rewards cards, this point collection system may become very annoying. Therefore, we decided to develop...
Proceedings Article

The Implementation of Ray-tracing Global Illumination Basing on JavaScript

Hao Zhang, Xiaorong Du, Beishan Wang
Global illumination rendering is one of the pivotal techniques necessitated by 3D scenes' simulating; thus the quality of global illumination renderer would significantly affect the reality of such a simulation. Based on ray tracing, one of the major algorithms which aim to achieve great and realistic...
Proceedings Article

SIMPLE ENCRYPTION ENCODING FOR DATA HIDING AND SECURITY APPLICATIONS

Hussain Md. Anwar
Effective and light weight, in terms of computational requirements robust encryption algorithms are preferable for data hiding and data security applica-tions. Steganography data hiding, watermarking for copy right protection, secure transmission of biometric data to local or remote sites for validation...
Proceedings Article

A Novel Scheme of Video Quality Estimation for the ROI Transcoding Video

Yao Ting
Because of the limitation of bandwidth and display screen size on the mobile devices, the experience of watching videos on the mobile device is extremely limited, especially in real-time video conferencing. This issue can be solved by the ROI (Region of Interest)-based transcoding. To verify the result...
Proceedings Article

Smart-Eyes: a FPGA-based smart camera platform with efficient multi-port memory controller

Xie Kunzhi, Qiao Fei, Qi Wei, Yang Huazhong
In this paper, a FPGA-based smart camera platform is proposed. A Xilinx FPGA has been adopted as the core device. Xilinx ISE Design Suite has been used as the design tool and Verilog as the program language. In order to validate the platform, two real-time demonstrations have been implemented. In order...