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Proceedings Article

Research on real-time data processing technology for Internet of things

Jia Wu, Dan Su, Chao Liu, Bing Lv, ShengPeng Ji, Xianhui Li, Gang Li
In the age of internet of things, the storage and real-time processing requirements of massive amounts of real-time data generated by sensors, so that the traditional database or data processing architecture has been unable to deal with. Analyzing the processing characteristics of the real-time data...
Proceedings Article

A text classification model constructed by Latent Dirichlet Allocation and Deep Learning

Yu Liu, Zhengping Jin
In this paper, we proposed a mixed model of text classification constructed by latent dirichlet allocation and deep learning. The model present that a text will be represent as a vector computing by latent dirichlet allocation algorithm, and this vector is probabilistic vector of corresponding topic...
Proceedings Article

A comparison about the paddy fields applicability of two water stress index model by infrared automatic monitoring the canopy temperature of rice

Mingchao Gao, Shijie Gao, Xiaohui Li, Jiping Gao, Jihong Li, Wenzhong Zhang, Yingshan Dong
The canopy temperatures of rice were observed by the infrared temperature measuring equipment under different irrigation conditions in this experiment, and also it applied the CWSI empirical model and theoretical model to measure whether the crop were suffered from water stress or not. Meanwhile, in...
Proceedings Article

Cause Gastrointestinal Motility Dysfunction and Its Mechanism

Hui-feng JinG
Previous studies have shown that: the incidence of a wide range of gastrointestinal motility disorders, high frequency, have seriously affected the recovery of athletes training and after training. This article from a variety of factors that affect gastrointestinal function point of view, its comprehensive...
Proceedings Article

Fabrication and photocatalytic properties of porous crystalline titanium dioxide film co-doped with Fe and Si by PEO

Miao Wang, Weixin Ren, Xiaoling Zhang, Linzhong Zhu, Jun Zhao, Shujin Shi, Qianqian Liu, Shuang Guo, Yunlong Wang
Porous photocatalytic titania film co-doped with Fe and Si was fabricated on carbon steel substrate by plasma electrolytic oxidation (PEO). The microstructure of the film was investigated and the photocatalytic activity of the film was tested by measuring the photodegradation rate of the organic methylene...
Proceedings Article

Effects of laser treating on surface morphology of MAO coating on AZ91 magnesium alloy

Yunlong Wang, Linzhong Zhu, Yang Sheng, Caiyan Chen, Zhicheng Liu, Weixing Ren, Guohao Cheng
Micro arc oxidation (MAO) coating was first fabricated on AZ91 biomedical magnesium alloy and followed by surface laser treating. Effects of laser treating on surface characteristics of MAO coating were studied. The results indicated that after surface laser treating, the micro pores on MAO coating surface...
Proceedings Article

Evaluation Indexes Design for Sustainability of the Intelligent Systems Based on the Differential Equation

ChaoXi Zhang
Our paper provide select human health, food security, equitable sustainable development, local environmental quality, and energy access, livelihoods, community vulnerability, and access to clean water as indexes to evaluate whether a country is sustainable. With the research of the Intelligent Systems...
Proceedings Article

A Review of Topologies, Controls, and Applications of Multilevel Inverter

Zheng Lu, Honglin Ouyang, Muxuan Xiao
Multilevel inverter has the advancements of high output voltage, high output power, output voltage waveform being similar to sinusoidal wave, small variety rate and little EMI. Due to these features, multilevel inverter has wide application prospect in comprehensive treatment of power quality, traction,...
Proceedings Article

Semi-Automatic Packaging Systems

Tianyi Zhang
The system is set up mainly for "Online shop" and other entrepreneurs in the early stage, lack of manpower with heavy workload problem. Design a mechanical device can be used to personalize a variety of packaging materials, the size of goods. By simply provide a power source, simple manual work to complete...
Proceedings Article

A Background Modeling Approach Based on Visual Background Extractor

Taotao Liu, Lin Qi, Guichi Liu
Moving objects detection is an important research content in computer vision field and it plays a very important role in many vision applications such as smart video surveillance, intelligent transportation, and human-computer interaction, traffic control, activity recognition, object tracking and behavior...
Proceedings Article

Research on Performance Degradation Modeling for Machine Gun’s Barrel Based on FOAGRNN

Yanfeng Cao, Cheng Xu
A method to establish performance degradation model for barrel based on general regression neural network with fruit fly optimization algorithm (FOAGRNN) was proposed. It took the muzzle velocity reduction as performance degradation feature with the increase in the number of shooting ammunition quantity...
Proceedings Article

Video In The Shadow Of An Object To Determine When And Where Of The Video

Qianwen An
Shadows of the sun position techniques can determine the place and date of the video. First, use Matlab to extract video files, extract n pictures at such intervals, after reading the picture get n sets of the shadow length l changes with time t. Known date from capture date calculate solar declination,...
Proceedings Article

A Design of M-LVDS Transmitter IP

Yi Shi, Yuan-fu Zhao, Su-ge Yue, Qiang Bian, Yan-tu Mo
Multipoint low voltage differential signaling (M-LVDS) [1], who’s electrical parameters meet the requirements of ANSI/TIA/EIA-899 standard, is a widely used technology in multipoint interconnection. Through the study of the standard, the wide-swing current mirror technology was proposed to satisfy the...
Proceedings Article

Study of Failure Analysis of Power Transistors

Jiaoying Huang, Sicong Hu, Cheng Gao, Xiangfen Wang
This paper present a process of failure analysis which, to some extent, can demonstrate a variety of failure process in regard to power transistors. General failure analysis process will be introduced at the beginning of this article. The test objects are power transistors which were found to be the...
Proceedings Article

Failure Analysis of Au-Al Wire Bonding to MOSFETs

Jiaoying Huang, Can Cui, Cheng Gao, Yuanyuan Xiong
The gold and aluminum (Au-Al) wire bonding is used to realize interconnection for semiconductor devices. But, sometimes, the failure of Au-Al bond wire exists. In this paper, the failure influence factors of Au-Al bonding to Metal-Oxide-Semiconductor Field-Effect Transistors (MOSFETs) were discussed....
Proceedings Article

Research on DNA Computing Methods of Optimization Problems on Weighted Graph

Jieyu Liu
The paper researched the DNA computing method of classical optimization problems on weighted graph, improved the method of Weight-coding that belongs to the original model of DNA, raised some new methods of DNA encoding and DNA computing. Generally speaking, through the Relative length graph design that...
Proceedings Article

Simulation of 1.0 m CMOS Baseline Process at AEMD of Shanghai Jiao Tong University

Didi Ma, Xiaodong Wang, Yun Shen, Xiulan Cheng
A standard 1.0 m CMOS process are developed at AEMD (Center for Advanced Electronic Materials and Devices), which is a public platform about advanced micro-nano fabrication. The process supports 1.0 m twin well technology, with double poly-Si, double metal, and defines the standard process modules in...
Proceedings Article

Field test research for optimization design under condition of complex Soil Stratum

Bing Hui, Yan Liu, Li Zhang, Huimin Wang, Gang Han, Hao Duan, Zhangjian Yu, Wenjun Zhang
It is highly important to choose suitable of the foundation in underground engineering. With the engineering, the foundation is made of gravelly soil, which distributed discontinuity and had bad uniformity. Drilling method, dynamic sounding method and deep plate loading test were applied, combined with...
Proceedings Article

Study on the Application of Microcomputer Remote Control Technology in Unattended Substation

XiA Tian
Aiming at the limitation of the traditional substation in the control and management, computer remote control technology was used to ensure the personnel on duty in the remote control center can obtain monitoring information of unmanned attended substation to realize the substation intelligent management...
Proceedings Article

Fast face recognition based on KDDA and SRC

Jun-ying Gan, Chao Pen, Cheng-yun Liu, Shan-lu Li
Recently, the sparse representation-based classification (SRC) is getting more and more attention in many fields, such as pattern classification, which has been successfully applied to face recognition. However, the essence of SRC, within face recognition, is to use the linear combination in the same...
Proceedings Article

Fuzzy Set Based Web Opinion Text Clustering Algorithm

Hongxin Wan, Yun Peng
With the development of social media, people like to express their views on the Web. Because people express their views casually, which makes the opinion text contain a lot of uncertain and unstructured contents, and it is difficult to cluster the text by normal classification methods. An algorithm of...
Proceedings Article

Opinion Text Features Finding and Evaluation Algorithm Based on Rough Set

Hongxin Wan, Yun Peng
Follow the development of Internet, more and more opinion texts are written on social media web by people, and it is very difficult to find the features in these texts because of the texts scale. We propose an algorithm to find features from key words by words reduction method, which considers the correlation...
Proceedings Article

Mini-batch Quasi-Newton optimization for Large Scale Linear Support Vector Regression

Xin Xie, Chao Chen, Zhijian Chen
Linear support vector regression (SVR) is a popular machine learning algorithm. However, as the amount of data increases, the learning procedure of SVR becomes time consuming. In this paper, we propose a mini-batch quasi-Newton optimization algorithm to speed up the training process of linear SVR. The...
Proceedings Article

Research on Earning Warning of Railway Freight Based on Support Vector Regression (SVR)

Lingyan Cheng, Shiwei He, Weichuan Yin
The traditional railway freight early warning adopted independent indicator thresholds discrimination. But it would lead to inaccurate results warnings, it may alarms when abnormal events occur instead of early warning. This paper proposes a railway freight early warning model, which apply support vector...
Proceedings Article

Dis-Dyn Crawler:A Distributed Crawler for Dynamic Web Page

Jianfu Cai, Hua Zhang
Nowadays, it has became a widespread approach for achieving rich information in modern web applications using AJAX ,which cause two serious problems for web crawler. One is the incomplete information getting from web page due to the inability to parse dynamic web page. Another is the efficiency of the...
Proceedings Article

Analysis of Blended-mode DoS Attack

Xin Yang Ou, Hua Zhang
Most techniques of DoS attack are single-model, which have the disadvantages of low attack efficiency and weak adaptability. This paper presents a blended-mode DoS attack mode and we focus on the analysis of the efficiency of this mode. In this mode, we combine different DoS attack modes to attack the...
Proceedings Article

The Design of IP Core for Configurable LCD Controller of MIPI Interface Based on NIOS II

Wei Dong Wang, Jing Wang
With the LCD controller of MIPI interface widely used in portable embedded systems, this paper combines MIPI technology and Altera's NIOS II soft core processor and completes the design of IP core for the LCD controller of MIPI interface in FPGA. The IP core can be implemented image display with different...
Proceedings Article

Cloud Computing Real-time Task Scheduling Optimization Based on Genetic Algorithm and the Perception of Resources

Jian Dong, Su-Juan Qin
Current real-time task scheduling algorithm only focus on the user tasks’ real-time demand, and these algorithms are not flexible enough to adapt for real-time change in heterogeneous systems. In this paper, by means of the characteristics of global optimization searching of genetic algorithm, from the...
Proceedings Article

Analysis On the Ultra-low Power Integrated Circuit Technology

Meidong Lin, Zhiping Wen, Lei Chen
The technology has been integrated into the nanometer scale, the challenges posed by the increasingly obvious power, has gradually become a major problem restricting the development of integrated circuits, as well as the preparation of the core issues and design of integrated circuits exist. Low-power...
Proceedings Article

Effect of shot blasting on Aerial Aluminum Conductor corrosion behavior

Kai Guo, Xiaoming Wang, Zhiling Yu, Xingeng Li, Zengwu Yue, Min Fu, Xuegang Wang, Fengjie Yan, Qiang Luo
Aerial aluminum conductor (ACSR) as the primary overhead lines products, has been running in the field for a long time. The inevitable corrosion will be affected by heavy pollution environment. Salt spray is acknowledged as the natural environment in most demanding of corrosion, which can make the wire...
Proceedings Article

A Rapid Weak Signal Detection Approach in Resonant Pressure Sensors

Yanqin Zhang, Weiwei Xing, Chenxiao Zhang
In this paper, a rapid detection method for weak signal detection is proposed in resonant pressure sensors. The method is based on cross-correlation with a dedicated phase sensitive detector (PSD) and an improved integrator. The PSD is the sensitive resistor which is an ideal analog multiplier based...
Proceedings Article

The allocation of taxi resources in the “Internet +” Era

Yang Liu
First, each company's taxi subsidy scheme is mainly to improve fuel costs when oil prices rise subsidies, paid holidays, extreme weather subsidies. However, these subsidies with respect to the money and high fuel costs, but inadequate. In heavy traffic roads, peak demand periods, there are still many...
Proceedings Article

Modeling and Simulation of Segmented Primary Linear Induction Motor

Ying Jiang, Jingbo Shi
The significance is increasing efficiency and saving energy for segmenting the long primary linear induction motor (LIM) into blocks. As the research object, a high order and non-linear model for single segment primary is built by using the finite element method (FEM), and the equations of inductance...
Proceedings Article

Face recognition using data driven local appearance features

Xin Xie, Chao Chen, Zhijian Chen
A novel data driven face descriptor based on point-to-subspace metric is proposed for subspace classifiers. Unlike conventional feature descriptors which are carefully designed by hand, the newly proposed method uses supervised learning to derive more robust and more discriminative descriptors. During...
Proceedings Article

The Application of the Context-Aware Access Control Model

Chao Zhang, Zhengping Jin
Traditional access control model in building safety regulation is not flexible enough in some scenarios, especially in emergency events, which may lead to the alarm events not promptly treated. In order to solve this problem, we design a context-aware access control model which uses RFID technology to...
Proceedings Article

Application of maximum likelihood classification Based on minimal risk in crop interpretation

Yubin Song, Xiufeng Yang, Yancang Wang, Zihui Zhao, Xuhong Ren, Longfang Duan
In crop interpretation by remote sensing, Gray distribution of crop is overlapped in some intervals. The non-target crops fall into the target crop, which would greatly increase the workload in post classification. To reduce these classification errors, and improve accuracy of clarification, maximum...
Proceedings Article

Adaptive Scheduling Based CPU/IO in Storm

Xinli Zhang
Storm is a real-time streaming of Big data processing field tools. But the task of topology will even divided to the executors in worker node,which as default scheduler. It neither consider internal solt transmission delay time, nor consider transmission delay between nodes, but does not consider the...
Proceedings Article

Online Traffic Congestion Prediction Based on Random Forest

Xiao Han, Yijie Shi
In recent years, distinction and prediction of urban traffic congestion has become an important part of Intelligent Transportation System (ITS), hence attracting more and more attentions. Road congestion can be predicted by analyzing traffic flow data collected by various data acquisition equipment primarily....
Proceedings Article

An Android Malware Detection Method Based on Feature Codes

Yiran Li, Zhengping Jin
The Linux-based android operation system is now exposed to high risks of security since the malware of smart phone explodes. For the purpose of effectively detecting the malware on the android platform, an android malware detection method based on feature codes is described in this paper. By using the...
Proceedings Article

An Improved Graph-based Recommender System for Finding Novel Recommendations among Relevant Items

Ranran Liu, Zhengping Jin
Recommender system has been extensively studied to provide the most relevant data to users in this era of information explosion. Among all kinds of recommendation algorithms, collaborative filtering (CF) algorithm is one of the most famous ones because of its high accuracy and simple implementation....
Proceedings Article

Modeling and Simulation of Large Synchronous Generator Excitation System with PSASP

Qiao Chen, Li Wan, Kunpeng Zhou, Kai Ding, Jun He, Yuchuan Hu
This article analyzes the different type of large synchronous generator excitation system and discussed the adaptability of the excitation system model of PSASP. A self-excitation model and a three machine excitation model is modeled and simulated, which proves the accuracy of PSASP model.
Proceedings Article

The Research of Wi-Fi Indoor Positioning Algorithm based on Position Fingerprint

Yujie Liu, Meng Wu
To improve the positioning accuracy and robustness of indoor positioning technology, a fingerprint positioning method is proposed based on the Kalman filter and the probability weighted Bayes algorithm. Firstly, the optimal estimation of signal strength is calculated using the prediction and correction...
Proceedings Article

Aqueous solution polymerization of acrylamide:a pilot-scale study

Haidi Cai, Fangyou Meng, Changhong Li, Feng Zhao
The polymerization of acrylamide was initiated by complex redox system in aqueous solution.Meanwhile, according to the best experimental craft,we conducted a pilot-scale polymerization of acrylamide.We studied the effects of different pilot experiment intrinsic viscosity of the polymer, dissolution time,...
Proceedings Article

Synthesis and Study of ternary copolymerized cationic polyacrylamide

Haidi Cai, Fangyou Meng, Changhong Li, Feng Zhao
The ternary cation flocculant P(AM-DMDAAC-DMC) was synthesized by aqueous solution polymerization with raw materials of acrylamide(AM),and dimethyl diallyl ammonium chloride(DMDAAC) and methacryloyloxyethyltrimethyl ammonium chloride(DMC) with the complex redox as initiator.Effects of cationic mononer...
Proceedings Article

Evaluation Technology for Wind Power Access in Regional Power Grid Based on PSD-BPA

Jian Bai, Yin Huang, Youjun Wang
With the large-scale construction of wind farms, the access of the wind farms affects the voltage of regional power grid. Power grid data in the South China region is built on the PSD-BPA system, and the PSD-BPA data of the current region can be obtained from the superior power grid. According to the...
Proceedings Article

A design of simple soldering machine

Yinhe Sheng, Kun Liu, Defu Shao, Xiaoming Feng
A type of soldering machine based on PIC-controlling is introduced in this paper, the high speed micro-controller unit (MCU) with kernel of 16F84A is adopted in PIC. The data is send to lower computer to control three axis motions by computer serial port, the process of automatic soldering is realized....
Proceedings Article

Energy storage station and Distributed power Synergistic dispatching management system

Peng He, Kun Li
Based on power grid dispatching automation platform, Establishing distributed resources cooperative scheduling management system, including wind power, biomass power generation, photovoltaic power generation and energy storage electric vehicle charging stations. The use of intermittent, renewable energy...
Proceedings Article

A Navigation Method for Land Vehicles Based on DR with Computer Vision Aided

Xingyu Li, Tingting Jiang, Zhenguo Yuan
Visual navigation methods become more and more hot issues for the vehicles. Computer vision has been applied to Dead Reckoning (DR) for land vehicles successfully. Based on the principle of DR, computer vision is used to calculate the azimuth information. And displacement information from camera could...
Proceedings Article

The Research of NC Programming Method Based on DXF File

Qisheng Liu, Dechen Huang, Xueli Tai, Tao Han, Bingbing Yan
DXF format file is a standard format of the ASCII text file, the CAD graphic data is saved accurately. A method of NC program is proposed based on DXF file in this paper, the valid data is extracted from AutoCAD DXF document in the graphics file (including straight line, circle, circular, elliptic arc,...
Proceedings Article

Simulation Of The PV Array Output Characteristic In Shading

Yuan Yao, Honglu Zhu, Xu Li, Qiao Sun, Ling Nie, Gang Zhao
PV nonlinear characteristics caused by complex external environment and the complexity of PV maximum power point locations distribution influence the design and optimization of photovoltaic maximum power tracking algorithm. Based on PV equivalent circuit model, unknown parameters of PV model are solved...