Object modeling is a multifaceted and active area of research in image analysis, manufacturing, and computational geometry. In image analysis, the focus of this paper, objects may be described in terms of their shape and appearance. Geometric features that are invariant to scale, rotation and translation...

Image movement involved background movement and target movement. The complexities of movement increased the difficulty of target tracking. This study was implemented in the Window platform and the Microsoft visual C compiler environment, and used camera as a video capture device. The system of moving...

Let S(Gs ) be the skew-adjacency matrix of the oriented graph Gs of order n and l1;l2; ¢ ¢ ¢ ;ln be all eigenvalues of S(Gs ). The skew-spectral radius rs(Gs ) of Gs is defined as maxfjl1j; jl2j; ¢ ¢ ¢ ; jlnjg. In this paper, we investigate oriented bicyclic graphs whose skew-spectral radius does not...

Peer-to-Peer Video-on-demand (P2P VoD) systems have attracted great interest in research community. Many hybrid methods have been proposed to provide high-quality video-on-demand services to support VCR-like operations, which can scale to large population of users. In this paper, we propose a hybrid...

The traditional way of keywords-based information retrieval mainly uses string matching to obtain search results. This kind of means ignores the semantic relations between keywords and retrieval results so it is difficult to express the real searching requirement of the users. For the above problem,...

According to the current application of the IOT technology and the development of the remote meter reading, This paper advances a solution scheme of the residential gateway, which is applied to the meter reading area. Maily analyzes the hardware and software design, and the way to realize the communication...

The Scout localization algorithm based on probabilistic model employs on-site reference tags to calibrate real-time transmission parameters to provide high localization accuracy. However, this method requires high hardware consumption, due to the deployment of reference tags. Aim to tackle this issue,...

Co-articulation is a common phenomenon in human speech, which guarantees the speech sound coherent and natural. Synthesized speech, however, often sounds artificial. This is somewhat because of its inability to imitate co-articulation well. This paper defines a novel set of synthesis units to preserve...

The paper presents a method to solve Cold-start problem in collaborative filtering recommendation system. Social sub-community is divided following analyzing exiting users’ history data and mining relationship between each other. Then ontology decision model is built in the basis of sub-community and...

This paper is a comparative study of statistical classification approaches in relation extraction and classification. The focus is on multiclass classification, not on sequence labeling. Five methods are evaluated, including naive Bayes (NB), decision tree (DT), k-nearest neighbor (kNN), support vector...

Multiview video coding mode selection is divided into inter mode selection and intra mode selection, This paper by calculating the adaptive threshold and the complexity of inter-frame motion, proposed a fast inter mode selection algorithm based on the motion complexity and texture information. This algorithm...

Thispaper presents the analysis and design of a 1V lowpower differential low noise amplifier (LNA) in 0.18 µm RF CMOS technology for 2.4 GHz WSN applications.The circuit benefits from subthreshold region and gm-boosting techniques. These techniques provide a high gain andreducenoise figure (NF) and power...

Video surveillance systems are widely used in security field. The large amounts of video data make it time-consuming for criminal investigation. Traditional researches conducted on visual analysis are extremely challenging, due to the complexity of scenes, such as large variation in viewing angle and...

In this paper, we propose a new technology that improves Diffie-Hellman’s safeness and keeps its good property.The technology is called “Hyperbolic Curve Cryptography System” (HCCS) which is designed on hyperbolic curve over finite filed. HCCS has a solid Abel group structure whose order is diverse over...

This paper presents the analytic multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) system model over correlated block fading channel using tensor. In order to reduce the estimated channel parameters, an algorithm of single value decomposition (SVD) is adopted to decompose...

Vehicle counting in traffic videos plays an essential role in traffic surveillance system. It can provide some important traffic information such as congestion level and statistical analysis of traffic flow. In this paper, a novel vehicle counting strategy, which is based on foreground detection algorithm...

In this paper, we study an offline gradient method with inner-penalty for training multi-output feedforward neural networks. The monotonicity of the error function and weight boundedness for the offline gradient with inner-penalty are presented, both weak and strong convergence results are proved, which...

We design a transcoding system that can provide dynamic transcoding services for various types of video conferencing clients. It can be deployed to many kinds of cloud computing platform and the scheduler can change the setting of any transcoding task to achieve adaptive transcoding requirement form...

Interactive music using Max/Msp has been extensively used. The Java environment allows for interface of Max/ Msp to other software and firmware applications much easier. In this paper we will demonstrate the integration of Android phones, Arduino micro-controller, Max/Msp and Processing under Java environment...

The establishment of a united operation platform with multi-operation management, which basically includes DTV, data traffic, VOD, CMTS, VAS and some multimedia applications, is urgent demanded by Chinese cable TV networks service providers during the conversion of Television digitization which is treated...

Teaching strategy, materials and objects have great influences on student attainment. For digital content design students, the multimedia programming is a complicated and difficult subject to learn. This study is an action research which goes through the process of reflection, action, and evaluation...

With the rapid development of ICT technologies, the digital content copyright infringement has become more and more convenient and common. As a result, DRM (digital rights management) are introduced in order to protect all kinds of digital content from being pirated. This paper researches the controversial...

This paper proposes a lyric oriented rhythm framework generating (LORFG) method for automatic Chinese song composition. For a given lyric, this method constructs a rhythmic framework, in which each linguistic prosodic unit (such as sentence, prosodic phrase, prosodic word, and Chinese characters) in...

This paper makes an intensive study of the realizations and related key technologies in the 3D urban traffic simulation system. First, the system can quickly edit the scenes of the 3D urban, including buildings, roads, etc. It describes the roads using the graph structure, then, the constrained Delaunay...

The design and implementation of a SIMD controller for a polymorphous array processor is presented in the paper. The polymorphous array processor is intended for graphics and multimedia applications. To meet the needs for efficient data level parallel computation, we use the state machine approach to...

The content based adaptive video transmission (CBAVT) plays a key role in the user oriented multimedia communication, which aims at mapping the importance criterion of user perceived contents to adaptive transmission at different network Quality of Service (QoS). Based on the compositions of information...

The characteristics of speech signals are stable in short-term but unstable in long-term, so speech sequence modeling method based on Markov Chain can more effectively represent the feature of speech signals. According to some basic modeling unit, this method can also constructs sentence model of continuous...

Stability in wireless ad hoc sensor networks cycle is one of the main evaluation parameters of the system. Network load is balanced and energy is in stable and sustainable is the important guarantee for the stability of the network. Traditional clustering algorithm for ad hoc network can effectively...

This paper uses median method to build background, uses background subtraction method to detect the human region. Then, shadow elimination, morphological analysis, connected component analysis are used to solve the problem of noise point and cavities.

Amony various low-angle estimation methods, MUSIC method and Maximum Likelihood(ML) Method are representative, but the classical MUSIC method can not directly process coherent signal and need spatial smoothing techinique to decorrelate the coherence of the direct and reflected echo, which would reduce...

For the purpose of improving the quality of wireless video transmission, this paper proposed an error resilience scheme based on reversible data hiding to reconstruct lost blocks. The motion vector of each macroblock (MB) in Intra-Frame is extracted first. Then as the important data of each MB, it is...

This paper presents a design of 500MHz wideband RF front-end for P-band radar based on 0.18 mm RF process. The front-end works at the center frequency of 500MHz with 200MHz bandwidth, which transforms single-end signal to differential signal, amplifies it and mixes it with local oscillator signal, outputting...

In this experiment(N=69), we investigated the learning effect of static graphic vs. animation, as well as the effect of user-control dynamic presentation.The results show that system-control animation has the highest cognitive load and the worst learning effect. The learning outcome of static picture...

This paper introduces a new virtual tour method which integrates multi-projection techniques, remote cluster rendering and pattern tracking. We use geometric calibration and edge blending to create a seamless and consistent display and utilize remote render cluster to render high-resolution scene in...

Incorporating autonomy and intelligence into virtual worlds to build an engaging virtual environment for applications such as serious games is becoming more desirable. There are challenges in integrating these systems including concerns with synchronization, communication, monitoring, efficiency, and...

To carry out a real-time sound source localization system with a small amount of microphones, a specific implementation method is presented in this paper. This method comprises two steps: time delay estimation and position calculation. Firstly, the modified cross power spectrum phase algorithm (M-CPSP)...

This paper aims at the deficiency of classical PCA algorithm on only extracting linear palm print features, sufficiently uses the double matching thought of recognition technology to propose a new algorithm which relatively efficient in extracting the classified identification information. The new proposed...

An effective base expansion model (BEM) decomposition method for multi-input and multi-output (MIMO) channels is proposed. Channel parameter model is proposed to fit the time-varying space-frequency channel, which can be adopted to estimate the MIMO-OFDM channel state information. The result of channel...

Wireless sensor networks (WSN) is a wireless network composed of a large quantity of stationary or mobile wireless sensors nodes. This paper presents a power amplifier (PA) design for Wireless Sensor Network (WSN) in the frequency band of 2.4GHz~2.4835 GHzbased on 0.18 m RF CMOS process. The structure...

With the increase demand of high power, high efficient and good beam quality solid-state lasers, thermal management become more important for the lasers. Thermal resistance between laser crystal and heat sink can be effectively reduced by soldering technology, but the technology might induce huge heat...

A packet-layer quality assessment system is proposed to monitor the quality of VoIP service in this paper. The proposed system is composed of three modules, where the quality assessment module evaluates the voice quality in terms of the information extracted by the packet header analysis module and silence...

In this paper, a 7-bit 16-MSample/s current-steering CMOS digital-to-analog (D/A) converter is presented. Current steering architecture consists of binary-weighted cells, the post-layout simulation results show that the SFDR and ENOB are more than 52.50 dB and 6.97 bit with a 1.984MHz input. The integral...

A framework of virtual 3D city aiming at rapid, interactive and intuitive landscape prototype design is presented in this paper. The conception or assembling phase of a virtual city is usually a laborious process, because the layout and manipulation of 3D scene objects often does not yield the expected...

A novel chaos-based image encryption scheme is proposed in this paper. The encryption scheme consists of one permutation process and one diffusion process, in which the key streams are both one-time keys in the sense that they are dependent on plain-images. Several merits of the proposed image encryption...

In this paper, we propose a dynamic transmission method for scalable video with unequal error protection (UEP). Forward error correction (FEC) is used in the UEP scheme. FEC codes, such as Reed-Solomon (RS) codes, are allocated to different layers of scalable video according to their importance. The...

This paper describes a system fulfilling interactive 3D-TV control. The system captures the position of the users’ right hand, and then records and feature-extracts the trajectory of the gestures. After that, the movement of the users’ input gestures can be recognized for interactive 3D-TV operations...

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...

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...

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...

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...

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,...

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...

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...

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,...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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,...

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....

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...

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....

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...

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...

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",...

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...

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,...

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...

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...

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...

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...

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...

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...

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...

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)...

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...

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...

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...

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...

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...

DV-Hop algorithm is a classical range-free localization algorithm used for node locating of wireless sensor network. After analyzing the localization principle and limitation of DV-Hop algorithm the authors proposed an improved DV-Hop algorithm The new algorithm used cluster strategy to reduce communication...

This paper aims to design and optimize the algorithm of Chinese isolated words speech recognition, to improve the recognition accuracy and robustness. Mel-Frequency Cepstral Coefficient (MFCC) has been widely used in the art-of-state speech recognition since it considers the characteristics of human...

Creating multimedia content for the presentation and register of an architectural project means a synthesis effort to design the information that must be resumed to present a project, or the architectonic documentation in this area of knowledge. One case study is presented to show the advantages of the...

This paper proposed a new type of discrete random contention system based on the literature [1], researched it using the average cycle method, then get the formula of the systemic throughput for the new random access protocol by building mathematical modeling; but the uncertainty of random multiple access...

A third-order Chebyshevlow-pass filter, using Gm-C structure, based on Nauta’s OTA, is presented. The filter is designed for 60GHz wireless communication using 65nm CMOS process and 1.2V power supply. The cutoff frequency of the filter is required to be tuned from 1GHz to 5GHz.UsingNauta’stransconductance...

A design of intelligent water meter with low power consumption is present in this paper. MSP430 MCU and ZigBee module are applied in this design. The management of the water meter and the communication between ZigBee network and family gateway are completed at the same time. A node with low power consumption...

This paper proposes a hardware thread manager for the polymorphic parallel processor. The thread manager supports the MIMD mode with 8 threads and SIMD mode with multiple threads using the SIMD controllers in a unified approach to manage two operating modes to achieve a mixture of three types of parallel...

This paper focus on the GNSS(Global Navigation Satellite System) signal processing based on PMF(Partial Matching Filter)-FFT(Fast Fourier Transform), and a dynamic analysis method of high dynamic GNSS signal is proposed. PMF-FFT has a wide range of applications in GNSS signal acquisition, but no one...

A 24 GHz programmable frequency divider in 65-nm CMOS process is presented in this paper. The divide ratio can be varied from 208 to 270 in a step size of 2.The divider consists of a divide-by-2, an 8/9 dual-modulus prescaler, a programmable pulse-swallow counter and a buffer. The post simulation results...

Exhaustive search in local area around the object is used for tracking in the conventional Haar-like feature based on-line boosting tracking methods (HBT). Tracking is frequently failed and can hardly find the object again when the object moves fast or occluded completely. In addition, on-line tracking...