Proceedings of the International Conference on Logistics, Engineering, Management and Computer Science

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376 articles

Numerical Simulation on Two Droplets Burning at Different Droplet Radius Ratios

Zifeng Hong, Jing Zhao, Xiaobin Zhang, Longbin Yang, Yanjun Li
It has some significance to study the influences of the droplet radius ratios on spray combustion due to the varying droplet radius ratios among droplets in the actual spray combustion. The volume of fluid (VOF) formulation is applied to model the combustion process of two decane droplets with different...

Construction of “O2O Type” Organic Ecological Learning System Based on MOOC

Jing Wang
This paper tries to combine the flexible, free and rich learning resources and environment of the Internet with the unique cultural and spiritual atmosphere of colleges and universities in the era context with the prospering development of the Internet technology, striving to make the best of both sides...

Electromagnetic Protection of Airborne Data Transmission System

Zhenwei Chen
The data transmission of aircraft data link is always interfered by other electronics or electrical equipments, which easily cause a glittering array of data error and effect the normal operation of airborne products. This paper analyzes possible electromagnetic interference of the airborne data system...

Analysis on SOM and Available Nutrient of Mountain Red Earth in Karst Area

Mengjing Xiao, Jiaxue Wang, Lie Zhang, Qian Zhao
Mountain red earth is a kind of relic ancient clay remained on the Yunnan Plateau formed under the influence of paleo climate, but this soil has experienced degradation recently. To understand the mechanism and effects of such degradation, this study examined the mountain red earth based on the analysis...

Numerical Simulation of Rainfall-runoff for Small-scale Basin

Tingyu Xu, Jianguo Xu, Jianjun Wang, Jinbai Huang
The distributed hydrological model of rainfall-runoff for the two small scale basins of the different topographic conditions were developed for the main objective to provide method reference for the further studies on distributed hydrological model of the small-scale basin. The Liudaogou Basin located...

Fault Diagnosis based on Semi-supervised Global LSSVM for Analog Circuit

Chen Chen, Aihua Zhang
Aiming at the analog circuit performance online evaluation demand of the largest interval principle and underlying geometric structure, two online methods of dimension reduction are proposed for analog circuit performance evaluation from the angle of feature extraction, First, a supervised method of...

A Mathematical Formula Matching Algorithm Based on MathML

Yuping Qin, Junnan Guo, Aihua Zhang
A mathematical formula matching algorithm is proposed. Firstly, this paper creates the tree presentation of the mathematical formula by its MathML presentation markup, normalizes the tree structure by rule base, and then horizontally traverses the tree to normalize the variable names to get the structure...

Classroom Teaching ‘indiscipline’ and Academic Research ‘Forbidden Zones’----Analysis on Dependence of University Engineering Classroom Teaching and Academic Research

Aihua Zhang, Xing Huo
With the deepening research of teaching, as an unique academic activities of the college teaching has become the focus for the educators. How to be on the effective integration between classroom teaching and academic research is the key of high classroom teaching validity in the teaching classroom of...

Access Network Selection Algorithm in Heterogeneous Multi-cognitive Wireless Networks Coexistence Environment

Tao Tang, Yina Deng, Weilong Wu, Wenjiang Feng
Considering the three factors of user’s preference, business requirement and network performance, this paper presented an integrated weighting network access selection algorithm under heterogeneous multi-cognitive wireless network coexistence environment. The algorithm based on AHP-TOPSIS algorithm which...

Review on Methods of Comprehensive Evaluation Index System’s Effectiveness

Yiping Wang
The evaluation index system is an important part of the comprehensive evaluation, and its validity will directly determine the quality of comprehensive evaluation so it is very necessary to assess its effectiveness. Nowadays , with the in-depth research on comprehensive evaluation, more and more attention...

BPM-driven Educational Informationization Technology

Xiaohui Gao, Zhiqiang Liu, Yao Zhao, Zhi Chen, Ang Li, Bo Xu, Bo Shen
Education informationization is an important part of the reform and development of education. Based on the re-usable and executable “task” and “sub-process” in BPMN elements, a supporting platform for education information system driven by Business Processes is proposed in this paper to meet the characteristics...

Design and Implementation of Image Processing System Based on MATLAB

Hongmei Zhang, Zhigao Zhang, Zhili Pei
Digital Image Processing can be mentioned as computer image processing. It refers to a process within which image signals are transformed into digital ones and computers will be applied to the process of transformation so as to generate images that should be received by human vision or receiving devices...

Rock Casting Slice Image Based 3D Digital Core Reconstruction

Na Liu, Wei Liu, Guojian Cheng, Xinjian Qiang
For the reason of high costing on 3D core reconstruction by using CT scanning method, a new method named 3D digital core reconstruction based on rock casting slice images under optical microscope is proposed in this paper. Firstly, the collected casting slice images are processed to acquire the reconstructed...

Product Market Competition, Ownership Differences, and Earnings Management: Evidence from Chinese Listed Companies

Lihui Yu, Yanhua Wen
This research uses data of Chinese listed companies during 2009-2012 to test the effects of product market competition on the incentives to engage in earnings manipulation in companies with different ownership type. Results show that competitive market has no impact on earnings management in state-owned...

Design and Study of Logistics Management System Based on E-Commerce

Li Zhu, Lan Bai
This paper carries out analysis from the development situation of logistics management which highlights the process, technique of electronic commerce logistics, logistics management and techniques, logistics system transit lines. Besides, this paper specifically explains relevant software techniques...

A Cost-sensitive Decision Tree under the Condition of Multiple Classes

Shaorong Feng
Cost-sensitive learning is one of the top ten problems in the field of data mining, its target is to produce the least cost in the classification process under the condition of achieve a given classification accuracy. The decision tree is a kind of cost-sensitive classification algorithm. There are many...

The Design of Smart Home Gateway Based On KNX Bus

Guangwei Wang, Shengli Lu, Dangfeng Pang, Rongrong Wu
Smart home gateway is the key to external access networks and smart home network connection device, and it can accept signals from different external networks, transmitting signals to an smart home device via home network to control and manage a home network internal device, introduces the technical...

Warehouse Security System based on Embedded System

Gen Li, Jianmin Zhang, Minghua Niu, Yong Li
This paper designs a security system for warehouse’s security. Based on linux and S3C2440, this system’s peripheral devices include temperature sensors, humidity sensors, cameras, web clients, Android clients, fans, and led. It uses the temperature sensor to monitor the temperature and fire, uses camera...

Computer Numerical Simulation of Sluice Structure on Deep Overburden Foundation

Xuan Wang, Weiping Hu, Xuanmao Peng
This paper adopts the space combination finite element method to calculate the whole displacement and stress of chamber structure and foundation, calculates the overall stability against sliding and anti-floating stability safety coefficient of the lock chamber structure via the rigid body limit equilibrium...

The Application of Extreme Value Theory in Payment of Electrical Engineering

Jingbo Liu, Xiangyu Zong, Ou Zhang, Di Wang
Due to the owner and contractor's psychology of making a profit, the risks caused by enormous differences between actual payment and budget in electrical engineering indeed exist. However, it has not raised enough attention, and the relevant management of investment risk cannot solve it appropriately....

Research on the Device Risk Value for Power Transmission Network based on k-means

Xiaorong Cheng, Zijun Li, Yun Miao
To evaluate the risk system of power communication transmission network (PCTN) scientifically, this paper puts forward an improved k-means clustering algorithm in allusion to the issue of the power device risk value in the PCNT. Both the rating of the device status and the importance of the device determine...

Research on User Segmentation based on RFL Model and K-means Clustering Algorithm

Yunpeng Chen, Ziyu Liu, Yan Wang, Yao Qin
With the rapidly shifting dynamics of the current market, the companies are seeking a more thorough method to research the preferences of their target market. As such, data mining models of user segmentation are often utilized to fill up the broadcasting and television research areas. This paper proposes...

The Research of the Green Design and Manufacturing for the Architectural Engineering Machinery

J.R. Yang
To solve the increasingly serious resource and environmental problemsA, explored the method of the green design and manufacturing for the architectural engineering machinery.Researchers Researchers have made a lot of progresses in the following areas: Selection of green materials and some green manufacturing...

Research on Automatic Test of Rulestream Function Based on IBM RFT

Jian Jiang, Xiaolong Shi, Wenlu Qi, Canglong Chen
How to improve the efficiency of software testing to ensure software quality and thus shorten the period of the software development, has become a very urgent task needing to handle. On the basis of the study of automated testing technology, and combined with the existed software system, this paper employs...

Research Progress in Visualized Aeronautical Chart for Early Warning of Low-Altitude Flight

Jianfa Hu
Early warning system in aeronautical chart becomes one of important issues when it comes to low-altitude airspace management. Aeronautical chart visualization technology can be widely used in obstacle avoidance, security alarming, etc. This article firstly discusses current flight safety situation in...

The Research of Video Image Overlay Based on DM6446 Platform

Jiming Ren, Dun Liu
With the rapid development of modern industry, the video detection technology is used more and more widely. In the video detection technology, the video image superposition technique occupies the most important position. This paper proposes a system based on video image overlay of TMS320DM6446, and makes...

A Survey of Traffic Sign Recognition

Ling Zhong, Yajie Yu, Zhijia Zhang
As the main component of intelligent transportation systems, Traffic sign recognition system has been extensively studied in intelligent vehicles, military and unmanned vehicles and other projects. In this paper, firstly, it briefly introduced the traffic sign recognition research status and development...

Research of Pelagic Fishing Operating Personnel Optimization Technology Based on Post Competence

Jiaoyun Shao, Shouqi Cao, Chengming Chen, Ying Chen
It is easy to cause a series of problems such as low work efficiency and production by personal experience judgment to allocate pelagic fishing operating people. To improve the overall efficiency of fishing line, this paper introduces the concept of post competence, and makes methods to improve personnel's...

Study on Management System of Chinese Software Outsourcing

Wengeng Shi
Chinese government is rapidly developing software outsourcing, but the backwardness of the management system has become a major constraint to optimize its industrial structure of the predicament. This article is discussing about provincial software outsourcing from the current level of management system,...

A Multi-source Data Oriented Framework of Vehicle Monitoring System

Shuaiqi Liang, Yuntao Qian, Hao Liu, Zhiqiang Wei
A framework for monitoring system of vehicles is introduced in this paper. The system is applied for real-time monitoring of vehicles. It mainly includes vehicular hardware, remote servers and application terminals. The hardware part consists of various sensors, MCU chips, interface converting modules...

Design of High-temperature and High-pressure Environment Simulation Device

Jian Du, Linshan Wei
This paper designed a high-temperature and high-pressure environment simulation device, and simulated the temperature and pressure environment for downhole instrument performance testing and calibration on the ground. The device can meet the low energy consumption, small control precision, easy removal...

Modulation and Demodulation of QPSK Communication System Based on Matlab

Xiaoling Hu
Currently, multiple modulation schemes based on QPSK are applied more and more widely. They are involved in digital microwave communication system, digital satellite communication system, broadband access, mobile communication and cable television system. QPSK is quarternary phase-shift keying. It characterizes...

Hardening Process Evaluation on Penetration of Foamed Epoxy Asphalt

Ming Huang
Foamed epoxy asphalt, a kind of epoxy asphalt with a brand-new curing system, has excellent construction performance. This paper provided several new anhydride solidified agents used in Component B of epoxy asphalt based on the diversifications on viscosity-temperature curves, and monitored the whole...

A New Similarity Measure for the Context Quantization based on the Statistic Counting Model

Fuyan Wang, Min Chen, Yiping Zhang, Qin Zhao
In this paper, one new similarity measure which holds better mathematical description is given and discussed in details. The increment of the amazing measure, which denotes the similarity measure between two count vectors is discussed in this paper and its corresponding properties are also explained....

Analysis of Cascading Failure Based on a New Load Redistribution Model

Tao Wang, Yunzhu Li, Hongjue Wang
Cascading failure has drawn increasing attention to security problems due to the failure of a part triggers the failure of successive parts and even the entire network. In order to avoid cascading propagation more effectively, based on the local preferential redistribution rule of the failed node’s load,...

Research of Communication Management Mechanism of Virtual Teams Project (VTP) in Across- Area Implementing (AAI)

Yuehong Xu
This electronic document summarizes the concepts and characteristics of Informationize Projects (IP) in Across- area implementing (AAI) first. Then state and analyze the communication problems along life cycle of VTP in AAI, from starting, developing to implementing. Finally propose relevant communication...

Study on Academic Atmosphere Construction in College from Perspective of Teaching Quality

Hongna Guo
Construction of academic atmosphere is a very important part of university personnel trailing, which is one of the important internal factors affecting universities to improve the quality of education and teaching. It is an eternal theme of college education teaching and the essential guarantee of college’s...

An Evaluation Studies On Construction Industry Marketization Degree

Zurong Chen, Jingchun Feng, Chunyan Xie, Chuanbin Zheng
Based on the characteristics of construction industry, through the analysis of the object and subject of construction industry, the environment and regulation of the construction industry, the construction industry marketization evaluation index system is set up. The entropy weight method can be used...

Using IEC 61850 for Switchgear Online Condition Monitoring

Jun Jiang
The online condition monitoring system diagnoses power equipment health status. And now it is one of the major issues to improve the reliability of the power system by preventing a potential failure in advance. Since there are too many different condition monitoring techniques are used, they need to...

Numerical Study on Impact Characteristics of Filling Body with Deep Hole Blasting in Underground Stope

Nan Jia, Chao Wu, Dongping Shi, Chengyu Xie
To explore the impact characteristics of filling body on the both sides of stope under the dynamic loads in a deep underground metal mines, based on trock mechanical parameters experiment, dynamic was loaded by measured and de-noised blasting vibration monitoring-curve, response parameters development...

Distribution Failure Interruption Evaluation Based on the Cloud Model

Lina Jiao
To analyze and evaluate the distribution network failure interruption, this paper establishes the comprehensive evaluation index power distribution network failure interruption. By using the normal cloud model, this paper also realizes the risk evaluation of power distribution network fault. First, fault...

Research on Control Structure of Controllable Network System

Zengguang Wang, Liyun Chen, Yu Lu, Wenxin Qiao
The basic control structures and their structural characteristics of the controllable network system are proposed based on the introduction of controllable network. The basic control structures consist of the centralized control structure, the decentralized control structure and the hierarchical control...

Procedure for Calculating Building Chilled and Hot Water Differential Pressure Setpoint

Rijin Sun, Chenggang Liu, Rundong Liu
The calculation of the building differential pressure (DP) setpoint based on the water flow-rate is discussed in this paper. How to find the coefficient (k) of water piping system in any case is the key in the calculation. The condition of the building DP calculation is documented to make sure its correction....

The Study on Recommissioning of a Laboratory Building in the Industrial Park

Shaoyuan Jiang, Chenggang Liu, Rundong Liu
The laboratory buildings are not main part of industrial buildings in the developing countries like China. However, the energy intensity of those buildings is on the top of industrial buildings because of requirement of temperature and relative humidity control. As an example in this paper, the recommissioning...

A General Direct Arc Interpolation Method

Zefan Cai, Daoping Huang
Circular interpolation methods are mostly introduced based on CNC machines, and point by point judgment methods are used to determine the end of the arcs, but these methods are less common and less efficient. This paper introduces a universal direct arc interpolation method. Using this method, all the...

Study on Research Experience for Undergraduates in Collaborative Innovation Center—According to the analysis of American’s ERC Program and REU Program

Yan Liang
"2011 collaborative innovation center" aims to promote innovation ability of talent, discipline and scientific research, but now the collaborative innovation centers focus on scientific research and the development of the subject, ignoring personnel training,particularly despised training of the group...

The Design of Oil Seal Transmission Shaft for Screw Drill

Lin Zhu, De Liu
Most thrust bearing group’s lubrication ways of screw drill are the drilling fluid lubrication. Abrasive wear and drilling fluid corrosion could happen easily on thrust bearing group in this lubrication way. Aiming at this problem, through analyzing the structure of traditional transmission shaft assembly...

Research on Building Industry Competitiveness in 21 Prefectures of Guangdong Province

Aimin Wei
The building industry output value accounts for 7% of the GDP in Guangdong province, but the problem of imbalanced development exists; the competitiveness in the 21 prefectures is uneven. Based on the statistical data of each city in Guangdong province from the year of 2005 to 2013, applying DEA model,...

The LDA Topic Model Extension Study

Qingquan Yang, Weijiang Li
This article is a literature review that introduces the status quo of research on the LDA in recent years. The topic model of LDA[1] (Latent Dirichlet Allocation) was proposed by D.M. Blei in 2003, which obtained three Bayesian probability model on the extension of the probability of latent indexing...

Research on Interactive Development of Manufacturing Industry and Logistics Industry Based on Depth Grey Correlation Analysis-----Taking Xinjiang as an example

Xiaqing Liu, Na Zhang, Songqing Li, Yuting Dou
With the development of economic globalization and socialized division of labor, logistics industry has been playing significant role in improving industrial modernization, competitive advantage of manufacture, and national economic quality. Taking Xinjiang as an example, total output value of logistics...