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Proceedings Article

A fast SPIHT algorithm based on the end scan threshold

Changhua Liu, Xiaole Xu
A fast set partitioning in hierarchical tree (SPIHT) algorithm based on the end scan threshold is proposed in this paper. Because the coding process of the SPIHT needs repeat scanning and sorting, so it takes a lot of extra time and storage space. In order to save the time and space overhead, the end...
Proceedings Article

A Palmprint Recognition Method Based on Gabor Wavelet and Local Direction Pattern

Mianshui Yu, Xiaomeng Xie
Palmprint recognition is an emerging biometric technology that identifies a person based on the hand image. In this paper, a novel palmprint identification method based on Gabor wavelets and Local Direction Pattern (LDP) techniques has been proposed. The Gabor response images at different scales and...
Proceedings Article

Study on the Impact of Big Data on Radio and Television Ratings

Jianping Chai, Xingyi Pan, Fulian Yin, Juanfang Chai
For problems, such as the low accuracy and easily polluted data of the traditional sampling ratings index calculation method, we conduct research on the ratings of big data. Firstly, we argue the effect of the amount of data on the accuracy of the ratings, and do experiments using real data. By sampling...
Proceedings Article

The Study On A Decision Tree Based On The Classification Preference Ratio

Jing Lin
The decision tree is an important data mining method for classification. Granular computing has been applied to the decision tree, then a new decision tree based on the classification preference ratio of attribute is proposed. This decision tree is a hierarchical granularity tree. In information systems,...
Proceedings Article

Research on Small Satellite Formation Scheme for Earth Observation Task

Zheng-yu Zhao, Yuan-wen Cai, Yi-bin Zhao, Yan Li
The demand of earth observation data is increasing currently and the demand of observation data accuracy, real-time, and continuity is improving continually. Aiming at this problem, the small satellite formation scheme for earth observation task is researched. The significance of the small satellite...
Proceedings Article

The Method of Multi-attribute Target Recognition Based On Laser Detection

Jian-biao Chen, Hua-yan Sun, Yong-hui Zheng
Ideal result of target recognition can’t be obtained just with single attribute. In order to improve the performance of target recognition and reflect the physical attributes of the target, some attributes are extracted from the high range resolution profile of the unknown target to form an multi-attribute...
Proceedings Article

Smooth Test for Multivariate Normality

Yan Su, Ya-Ping Huang
Based on the smooth test for uniformity on the surface of a unit sphere , a new test for multivariate normality is presented. The test statistic does not depend on the parameters in the multivariate normal distribution. We obtain the asymptotic null distribution of the test statistic. The test procedure...
Proceedings Article

A Fusion Method of Rocket Launchers’ Testing Information Based on the Improved D-S Evidence Theory

Yi-bin Zhao, Zheng-yu Zhao, Xiao-chen Xing, Guo-feng Xu
In order to make more effective decision level analysis on the testing information of rocket launchers, this paper analyzes the existing disadvantages of evidence theory, draws into the concept of weight coefficient integrated with existing improved method, proposes new improvement of the combination...
Proceedings Article

The CFD Numerical Simulation of H-Boat

Weimin Yang, Yanna Zhang, Shujiang Li, Caixia Shi
Using commercial software CFD (Computational Fluid Dynamics) analysis of fluid to simulate the H-Boat. Based on the numerical methods, use the VOF (volume of fluid) method to simulate the free surface, and use RNG (Renormalization-group) model to close RANS (Reynolds Average Navier-Stokes) equations...
Proceedings Article

Design of Analysis Platform Used for Studying Soft Error Characteristic of 3D SRAM

Peng Li, MinXuan Zhang, ZhenYu Zhao, Quan Deng
This paper designs a novel 3D SRAM soft error analysis platform. It is used for studying the soft error characteristic of 3D SRAM stacked by multi dies and guiding the radiation hardened design for 3D SRAM. This platform integrates simulation tools including Geant4, TCAD and Nanosim, data recording and...
Proceedings Article

A Semantic Approach towards Multi-Agent Choreography in Clinical Decision Support

Haifeng Chen, Liang Xiao, Jingbai Tian
A distributed environment, medical decision-making process is becoming increasingly complex, and it usually needs more medical roles to complete the diagnosis and treatment of one complex disease. However, these medical roles typically distribute in different work environments, so the organization and...
Proceedings Article

A Precise Model of TSV Parasitic Capacitance Considering Temperature for 3D IC

Quan Deng, Min-Xuan Zhang, Zhen-Yu Zhao, Peng Li
As the technology of three dimension integrated circuit (3D IC) develop quickly, through silicon via (TSV) plays a basic and important role. In consideration of real working environment, factors as temperature and working voltage are studied by TCAD simulator. And the contribution of physical sizes and...
Proceedings Article

A Feature Extraction Method for Hardware Trojans Detection

Zhixun Zhao, Lin Ni, Shaoqing Li, Yubo Shi
Recently Hardware Trojan has been widely studied for its threat to IC security. The method based on power side-channel information is an effective one in various Hardware Trojan detection methods proposed at present. However, there is a problem that Hardware Trojan power is difficult to be distinguished...
Proceedings Article

Scene understanding based on Multi-Scale Pooling of deep learning features

DongYang Li, Yue Zhou
Deep convolutional neural networks (CNNs) have recently shown impressive performance as generic representation for recognition. However, the feature extracted f¬rom global CNNs lack geometric invariance, which limits their robustness for classification and detection of highly variable objects .To improve...
Proceedings Article

Multiobjective Artificial Bee Colony Algorithm for S-box Optimization

Guanjie Qin, Xuemin Cheng, Jianshe Ma
Substitution box (S-box) is an important nonlinear component in block cipher algorithms. Evaluating the cryptographic properties of an S-box requires attention to criteria such as nonlinearity, differential properties, and diffusion properties. In this paper, Artificial Bee Colony algorithm was introduced...
Proceedings Article

Real-time study of remote highway snow warning technology

Huaqi Zhao, Changyong Xiang, Guojing Li, Bin Wang, Shijie Zhang, Dazhi Wen
Snowfall directly affects the traffic safety and a lot of accidents happened every year because of the snowfall. If the traffic department can timely detect the thickness of the snow on the highway and clear the snow in time, the rate of traffic accident will reduce and won’t make much trouble for people....
Proceedings Article

Effects of Soft Information Quantization Precision on LDPC Performance for NAND Flash Application

Changlai Song, Haozhi Ma, Liyang Pan
(17664, 16512) LDPC code is simulated under AWGN channel. The simulation is led on FPGA platform, with Layered Normalized BP-Based decoding algorithm. The shifting of measurement point is under consideration, where the soft information for decoding is inaccurate. LDPC performance under different situations...
Proceedings Article

Computer vision feature recognition method based on Improved Wavelet arithmetic

Lili Liu
in the process of studying on computer vision feature recognition method, with the current algorithm for feature recognition, the amount of calculation is large, and noise is strong, recognition rate is low. For this, a computer vision feature recognition method based on Improved Wavelet arithmetic is...
Proceedings Article

Analysis of mathematical modeling in particular clustering process of mixed data

Yuanyuan Xu
the analysis method of mathematical modeling in particular clustering process of mixed data is of great significance for improving the ability of data analysis. The traditional method for specific clustering process mathematics modeling of mixed data is based on K-Means clustering algorithm, it is easy...
Proceedings Article

Research and Simulation on effective classification model of nonlinear data

Fenglin Tang, Min Chen
in the classification process of nonlinear data, due to large amount of the data of nonlinearity, the correlation between nonlinear data is reduced, resulting in the classification results of nonlinear data is not ideal. Therefore, this paper proposes a fast clustering algorithm based on improved quantum...
Proceedings Article

Modeling Analysis for the effect of night environment on athlete’s psychological intervention

ChunSheng Liu
the analysis of the effects of night environment on athlete’s psychological intervention has a momentous significance for promoting the performance of athletes. The traditional algorithm not fully considers the instantaneous and disorder of night environmental psychological change, resulting in the reduced...
Proceedings Article

Study on design method for anti-collision in large scale network control software

HuanLiang Li
the anti-collision problem of large network control software is studied. With the increase of the control task amount of large network control software, the randomness for network control is enhanced, the traditional anti-collision design algorithm is hard to establish the accurate anti-collision model...
Proceedings Article

Simulation analysis of peak period income estimation model in tourism scenic of minority Areas

DongYan Sun
in the process of peak period income estimation in the tourism scenic of minority areas, the estimation results obtained by traditional estimation methods are affected by the mutability of tourist amount, existing local optimal problem, causing bigger error. Therefore, this paper proposes a method of...
Proceedings Article

Study on effective detection method for specific data of large database

Jin-feng Li
in the process of detecting specific data of large database, when the traditional detection method is utilized for detecting specific data, it is vulnerable for interference of mass information, which makes the specific data detection process time-consuming, and of low efficiency. For this, an effective...
Proceedings Article

Simulation on optimized complex process modeling based on XML

Ting-yan Ren
in the XML complex process relationship design problem, in multidimensional dynamic list scheduling algorithm, for the defect of platform (Group) selection caused by static priority of platform, an optimized priority calculation method is designed based on XML complex process modeling, during the process...
Proceedings Article

Research and Simulation of classification storage technology under the cloud computing environment

Ting Li
classification storage technology under the cloud computing environment is studied to improve the performance of data management. In the process of data management, how to process classified storage for data effectively, has become the core problem in the data field. How to carry on the management for...
Proceedings Article

Optimization design of effective management model of large construction project

Xiao-li Liu
in the management process of large construction projects, the related factors and the influenced parameters are various. A mathematical model of construction project management is complex, it is difficult to form effective project management measures. In the traditional architectural engineering project...
Proceedings Article

Statistical analysis of the spatiotemporal characteristics of loess landslide in Qingyang area of Gansu province

Binwei Zhang, Wanfeng Liu, Xiao Yang, Yue Wang
according to the present situation of loess landslides in Qingyang area through frequent field visits, and statistical information analysis, for the "seven county and one area" administrative division in Qingyang area, the distribution curves and statistical characteristic diagram is established, to...
Proceedings Article

Study on detection method for mixed network structure robustness in 4G network

Hui-min Chen
detection method for mixed network structure robustness in 4G network is researched. BP neural network algorithm is utilized to detect mixed network structure robustness in 4G network, because the 4G network reflects the exchange of information between individual and individual, randomness factors of...
Proceedings Article

Simulation and analysis of Hotel optimal guest stream evacuation model in the tourist season

Bo Wen
During calculation process of hotel guest stream evacuation in the tourist season, the genetic algorithm is used to constantly generate optimal method, based on the theory of "survival of the fittest" to operate unlimited reproduction for the better method, which makes the algorithm premature convergence,...
Proceedings Article

Study on the method of fast mining for intelligence data in a library database

Yu Jie
The fast mining method for intelligence data in library database occupies an important position in the field of data processing. With traditional algorithm to dig intelligence, when encounter the interference of characteristic similarity, fuzzy rules are utilized to establish mining association rules,...
Proceedings Article

Study of Vehicle Handing Stability Based on ADAMS/Car

Yuguang Li, Changfei Liang, Shufen Wang
Vehicle handling stability is an important factor which affects vehicle safety. In order to study Vehicle handling stability, we established a dynamic virtual prototype model of a car in ADAMS/Car software, and make simulation of the single lane change on different velocity and steering angle. And we...
Proceedings Article

Risk Management Theory Application in national information security risk control—Analysis of the relationship between classified protection and risk management

Maning Bi, Yuan Jing
The risk management theory has been applied in information technology area for many years. And it has been regarded as an effective information security solution and approach. With the full expansion of information classified security protection implementation, persons are puzzled by the relationship...
Proceedings Article

Design of College Students English Contest System Based on NET Platform

Chun Jin, Ruonan Xing
With the development of information technology, the Information Management System of the English Contest for College Students is presented to strengthen the Management Information. By analyzing the management content and workflow of the English Contest for College Students, integrated network technology,...
Proceedings Article

A Software Testing Optimization Method Based on Negative Association Analysis

Lin Wan, Qiuling Fan, Qinzhao Wang
Association rules mining oriented to software defect data plays a significant role in exploring the relationship between software defect data. What’s more, it can provide guidance for software developers and testers. What negative association rules describe is mutually exclusive relationship between...
Proceedings Article

Application of J48 Decision Tree Classifier in Emotion Recognition Based on Chaos Characteristics

Chun yan Nie, Ju Wang, Fang He, Reika Sato
Physiological signals are external manifestations of emotions. Mood swings can be expressed by the change of physiological signals. Because these performances are not controlled by the individual subjective consciousness, the conclusions are more objective and true. The method based on the statistical...
Proceedings Article

Extraction and Analysis of Chaotic Characteristics about Multiple Physiological Signals under Different Emotions

Chun yan Nie, Ju Wang, Fang He, Reika Sato
We extract the chaotic characteristics of multiple physiological signals in this paper, and the relevant algorithms for extracting chaotic characteristics are given respectively. Based on different algorithms we respectively calculate four kinds of chaotic characteristic parameters from multiple physiological...
Proceedings Article

SVM and wavelet analysis method for hydraulic pump fault of rock drilling

Jian-hua Liu, Wen-bin Ma
In order to looking for the fault of rock drilling hydraulic pump, the data of pressure and flow can be collected, from which wavelet analysis was used to find characters of the fault. So a new rock drilling pump fault diagnostic model by SVM was based on the energy value of the data deal with wavelet...
Proceedings Article

Discussion on reaction mechanism of enoxacine-terbium complex

Weiwei Bian
In the buffer solution of pH=5.80, bilirubin can remarkably reduce the fluorescence intensity of the enoxacine - terbium (Tb3+) complex at =545nm and the reduced fluorescence intensity of Tb3+ ion is in proportion to the concentration of bilirubin. The influential factors were investigated. The reducement...
Proceedings Article

The Design of Facial expression recognition system based on the LabVIEW and MATLAB mixed programming

Ju Wang, C. Hong Mei, Chunyan Nie
It has a very important role that emotion to coordinate the relationship between people in the numerous and complicated social life. Expression is the most important characteristics of emotion, it is indispensable means of information communication and emotional communication in interpersonal communication....
Proceedings Article

SOC Estimation Based Combined Model For Vehicle Batteries

Dongyuan Gu, Xiaojie Fu, Dongyong Yang, Jin Lu
Batteries play an essential role in electric vehicles, In order to achieve an optimum operation of systems with batteries it is necessary to estimate accurate of the state of charge (SOC). In this paper a combined model for SOC estimation in Vehicle Batteries, based on extended Kalman filter (EKF) is...
Proceedings Article

Research on Maximum Power Point Tracking Method for Grid-Connected Photovoltaic Power Generation System

Ying Zhang, Junhai Jiang
Aiming at the solar photovoltaic characteristics and the lower transformation efficiency problem in grid-connected photovoltaic power generation, a maximum power point tracking (MPPT) algorithm is put forward. According to the changes of amplitude and frequency of power-grid voltage, the proposed algorithm...
Proceedings Article

The Design of Low Pass Filter with Active Filter based on Complex Surroundings

Changhai Li, Su Ye, Song Sun, Yuantao Yu
Because of the effects of the wind-noise, sound-noise, strong electromagnetic interfere, sensor itself, and the magnified circuit etc. at the survey spot, the received transducer signals often include noise signals of multi-frequency disturbance. Under serious circumstances, such noise signals would...
Proceedings Article

Semi-blind Channel Estimation for MIMO-OFDM Systems Based on Received Signal Reconstruction

Weijia Cui, You Zhou
Blind channel estimation for MIMO-OFDM systems was discussed, and a subspace based blind channel estimation algorithm by re-constructing the received signal and its simplified one were proposed. The algorithm changed the channel matrix of the transfer function into a block Toeplitz high matrix exploiting...
Proceedings Article

The Analysis and Research of Gear Surface Machining

Rong Zhang
Through the analysis of the surface of the gear machining program, describes the characteristics and applications of various processing methods, the view of the article describes have a guiding role in the design and processing gears.
Proceedings Article

Private Cloud based Solution for the Implementation of a Virtual and Personal Learning Environment

Jimin Gao
Online learning is a learning way to use online education platform for learners. It could let the learners start learning at anytime from anywhere by removing the traditional education's time and space limit. As the online learning style becomes more and more popular, its main base environment has gradually...
Proceedings Article

Expert S-plane Control of Underwater Vehicle

Chunmeng Jiang, Lei Wan, Yushan Sun
Study of motion control of underwater vehicle is deeply undertaken here. S-plane control is verified to be effective and validity in the control of UVs, but there are still problems in steady precision and parameter adjustments. To obtain higher steady precision, intelligent integral method is brought...
Proceedings Article

Study of fiber Bragg grating reflection spectrum signal denoising

Dandan Zhu, Manyi Huang, Meiying Chen, Sibo Xi
Using WDM technology to solve the problem of the reuse addressing the fiber grating sensing network, the system USES a reference grating for temperature compensation, the reference grating was put in the same temperature field as the measuring grating array, but does not suffer the effect of strain,...
Proceedings Article

sampled fiber grating dispersion compensation technology based swarm optimization algorithm

Dandan Zhu, Lin Hu, Haohao Shen, Sibo Xi
Reflective spectrum of sampled grating was analyzed using transfer matrix method. Dispersion compensator was designed by selecting the length of sampled grating, sampled period, sampled rate, chirp coefficient and some kind of appropriate parameters. In multi-channel dispersion compensation simulation...
Proceedings Article

The Simulation Research On The BLDC Stator Resistance Affected By The Temperature Increment

Tiejun Fu, Zhongliang Pan, Liangliang Yang
This paper changed temperature conditions to simulate by finite element software. We can observe the simulation results of the BLDC (brushless director current motor) stator resistance. Then we applied formula to calculate the BLDC stator resistance. At last, measuring the stator resistance of different...