2012 International Conference on Computing, Communication and Applications最新文献

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Performance analysis of unsupervised feature selection methods 无监督特征选择方法的性能分析
2012 International Conference on Computing, Communication and Applications Pub Date : 2013-06-06 DOI: 10.1109/ICCCA.2012.6179181
A. Parveen, H. Inbarani, E. Sathishkumar
{"title":"Performance analysis of unsupervised feature selection methods","authors":"A. Parveen, H. Inbarani, E. Sathishkumar","doi":"10.1109/ICCCA.2012.6179181","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179181","url":null,"abstract":"Feature selection (FS) is a process which attempts to select more informative features. In some cases, too many redundant or irrelevant features may overpower main features for classification. Feature selection can remedy this problem and therefore improve the prediction accuracy and reduce the computational overhead of classification algorithms. The main aim of feature selection is to determine a minimal feature subset from a problem domain while retaining a suitably high accuracy in representing the original features. In this paper, Principal Component Analysis (PCA), Rough PCA, Unsupervised Quick Reduct (USQR) algorithm and Empirical Distribution Ranking (EDR) approaches are applied to discover discriminative features that will be the most adequate ones for classification. Efficiency of the approaches is evaluated using standard classification metrics.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130683115","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 25
An improved lane departure method for Advanced Driver Assistance System 一种改进的高级驾驶员辅助系统车道偏离方法
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179148
V. Gaikwad, S. Lokhande
{"title":"An improved lane departure method for Advanced Driver Assistance System","authors":"V. Gaikwad, S. Lokhande","doi":"10.1109/ICCCA.2012.6179148","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179148","url":null,"abstract":"This paper proposes an improved lane departure algorithm based on region of interest (ROI) segmentation. ROI of a test image is extracted first. Based on statistical parameters a departure warning is generated. Hough transform is used to detect the lines in the segmented ROI. Distance between Hough origin and lane-line midpoint is estimated. Based on the difference between these distances, a lane departure decision is made. A typical road may have multiple lanes which may cause difficulty in generating appropriate departure decision with good accuracy and in short time. Experiments show that the proposed algorithm eliminates this problem. It is simple to implement and robust, and can detect the lane markings accurately and quickly.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115043027","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 21
Design and implementation of AMBE based Voice Codec Module over custom FPGA platform 基于AMBE的语音编解码模块在定制FPGA平台上的设计与实现
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179127
Kapil Mahawar, Vishal Kumar, H. Gupta
{"title":"Design and implementation of AMBE based Voice Codec Module over custom FPGA platform","authors":"Kapil Mahawar, Vishal Kumar, H. Gupta","doi":"10.1109/ICCCA.2012.6179127","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179127","url":null,"abstract":"This paper presents the design and implementation of a Voice Codec Module (VCM) over a Field Programmable Gate Array (FPGA) platform for low bit rate voice communication using Vocoder AMBE (Advanced Multi Band Excitation)-2000 and Codec AD-73311. Low bit rate voice communication has become essential to many applications like digital radio, satellite communication, underwater acoustic communication etc. where bandwidth is at a premium and voice intelligibility is imperative. The hardware circuit of VCM is designed using FPGA instead of following the traditional DSPs/Microcontrollers approach so as to fulfill the objective of designing all the major subsystems of voice/data communication baseband unit inside a single FPGA chip. The Codec AD73311 used is a high performance A/D & D/A chip with programmable input and output gain control, and AMBE-2000 is the vocoder which is based on the AMBE compression algorithm. Using this VCM, the call voice is clear and legible at the rate of 2.0~2.4 Kbps which is very low compression bit rate.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"97 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115527187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Class-C power amplifier design for GSM application GSM应用的c类功率放大器设计
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179216
Lopamudra Samal, Kamalakanta Mahapatra, K. Raghuramaiah
{"title":"Class-C power amplifier design for GSM application","authors":"Lopamudra Samal, Kamalakanta Mahapatra, K. Raghuramaiah","doi":"10.1109/ICCCA.2012.6179216","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179216","url":null,"abstract":"This paper presents a Class C Power Amplifier (PA) design with better efficiency for Global System for Mobile communications (GSM) application. This design is implemented in 90 nm CMOS technology, which consumes low power (around 1 Watt). This designed circuit is simulated and validated for different frequencies in between 935-960 MHz; this frequency range usually adopted in GSM applications. This circuit has efficiency of 50% and output gain is 23.15 dB.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114777323","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Intelligent mind mapper — An advanced computational model for identifying criminal behavior 智能思维导图-一个先进的计算模型,用于识别犯罪行为
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179206
K. Hussain, M. Durairaj, G. Farzana
{"title":"Intelligent mind mapper — An advanced computational model for identifying criminal behavior","authors":"K. Hussain, M. Durairaj, G. Farzana","doi":"10.1109/ICCCA.2012.6179206","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179206","url":null,"abstract":"Criminal behavior is a combination of psychological, cognitive, behavioral and social aspects. This research makes the first step in the development of an advanced computational model for identifying criminal behavior in which these aspects are integrated in a dynamical system. It shows how the observed stimulus affects the action of crimes with the perceived opportunity, experience and knowledge of crime techniques. This paper presents one computational generic model for the behavior of violent criminals with parameters that can be set to obtain simulation traces for various violent criminal behaviors.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"221 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134268679","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cardiovascular disease prediction system using genetic algorithm and neural network 基于遗传算法和神经网络的心血管疾病预测系统
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179185
N. Amma
{"title":"Cardiovascular disease prediction system using genetic algorithm and neural network","authors":"N. Amma","doi":"10.1109/ICCCA.2012.6179185","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179185","url":null,"abstract":"Medical Diagnosis Systems play a vital role in medical practice and are used by medical practitioners for diagnosis and treatment. In this paper, a medical diagnosis system is presented for predicting the risk of cardiovascular disease. This system is built by combining the relative advantages of genetic algorithm and neural network. Multilayered feed forward neural networks are particularly suited to complex classification problems. The weights of the neural network are determined using genetic algorithm because it finds acceptably good set of weights in less number of iterations. The dataset provided by University of California, Irvine (UCI) machine learning repository is used for training and testing. It consists of 303 instances of heart disease data each having 14 attributes including the class label. First, the dataset is preprocessed in order to make them suitable for training. Genetic based neural network is used for training the system. The final weights of the neural network are stored in the weight base and are used for predicting the risk of cardiovascular disease. The classification accuracy obtained using this approach is 94.17%.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133873484","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 57
Design and analysis of OFDM based CRAHN with common control channel 基于OFDM的通用控制信道CRAHN的设计与分析
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179140
T. Vidhya, V. Arun
{"title":"Design and analysis of OFDM based CRAHN with common control channel","authors":"T. Vidhya, V. Arun","doi":"10.1109/ICCCA.2012.6179140","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179140","url":null,"abstract":"In wireless communication, the important factor to face its spectrum scarcity; to solve that scenario we are going to use the spectrum opportunistically. The Cognitive radio (CR) technology is defined to solve the problems in wireless networks resulting from the limited available spectrum and the inefficiency in the spectrum usage by sharing the existing wireless spectrum opportunistically. In cognitive radio ad hoc networks (CRAHNs), the distributed multi-hop architecture, the dynamic network topology, and the time and location varying spectrum availability are some of the key distinguishing factors. OFDM multicarrier communication technique is chosen in Cognitive Radio Networks due to its inherent capability of transmission and reception in variable bandwidth and in multiple chunks of subcarriers called sub channels. In this paper, non contiguous OFDM subcarriers placed within the dynamic guard bands based always-on, dedicated out-of-band common control channel (CCC) design is proposed for efficient spectrum utilization. Our proposed CCC design is to ensure the spectrum sharing, network connectivity, efficient data rate of CR users and dynamic guard bands when compared to cluster based and sequence based CCC design.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133575972","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Secure enhancement scheme for detecting selfish nodes in MANET MANET中检测自利节点的安全增强方案
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179133
M. Tamilarasi, T. Sundararajan
{"title":"Secure enhancement scheme for detecting selfish nodes in MANET","authors":"M. Tamilarasi, T. Sundararajan","doi":"10.1109/ICCCA.2012.6179133","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179133","url":null,"abstract":"Mobile Ad hoc Networks (MANETs) operates on basic underlying assumption where all participating nodes are fully collaborated in self-organizing functions. However, performing network functions consumes energy and other resources. Therefore, some network nodes may decide against cooperating with others. The selfish nodes, also termed as misbehaving nodes, with an incentive to cooperate has been an active research area recently. In this paper consider 2ACK scheme, which can be simply add-on to any source routing protocol. Security is achieved through the use of cryptographic algorithms. In this work, we perform an analysis of the energy requirements of various cryptographic primitives with the intention of using this data as a foundation for devising energy-efficient security protocols also we measure on delay, packet delivery ratio and routing overhead to evaluate best security algorithm.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"481 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133666721","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Shuffled Frog Leaping Algorithm for solving profit based unit commitment problem 求解基于利润的单位承诺问题的洗牌青蛙跳跃算法
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179234
K. Selvakumar, R. Vignesh, R. Vijayabalan
{"title":"Shuffled Frog Leaping Algorithm for solving profit based unit commitment problem","authors":"K. Selvakumar, R. Vignesh, R. Vijayabalan","doi":"10.1109/ICCCA.2012.6179234","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179234","url":null,"abstract":"In this paper, Shuffled Frog Leaping Algorithm (SFLA) is employed to solve the profit based unit commitment problem (PBUCP) under deregulated environment, to maximize the GENeration Companies (GENCO) profit. This paper presents a new approach of GENCOs profit based unit commitment using SFLA technique in a day ahead competitive electricity markets. Profit-based UC formulation considers the softer demand constraint and allocates fixed and transitional costs to the scheduled hours. Deregulation is unbundling of vertically integrated power system into generation (GENCOs), transmission (TRANSCOs) and distribution companies (DISCOs). Deregulation in power sector increases the efficiency of electricity production and distribution, offer lower prices, higher quality, secure, more reliable product and also it has the advantage that customers are allowed to choose their suppliers. This technique achieved great challenges for the power industry and thus an individual human can take their own decision by choosing the reliable continuous supply of power from the electricity markets at an affordable price. Under restructured system, GENeration COmpanies schedules their generators with the objective of maximizing their profit. This proposed algorithm is for a small unit test system with 10 units 24 hour data and the simulations are carried out to show the performance of proposed methodology using MATLAB software. It is observed from the simulation results that the proposed algorithm provides maximum profit with less computational time compared to existing techniques.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115593523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Multiple task migration in mesh network on chips over virtual point-to-point connections 基于虚拟点对点连接的芯片网状网络多任务迁移
2012 International Conference on Computing, Communication and Applications Pub Date : 2012-04-05 DOI: 10.1109/ICCCA.2012.6179171
E. L. Prasad, V. Sivasankaran, V. Nagarajan
{"title":"Multiple task migration in mesh network on chips over virtual point-to-point connections","authors":"E. L. Prasad, V. Sivasankaran, V. Nagarajan","doi":"10.1109/ICCCA.2012.6179171","DOIUrl":"https://doi.org/10.1109/ICCCA.2012.6179171","url":null,"abstract":"Multiple task migration is a process in network on chips are able to transfer the data from one cluster to another cluster, while transfer the data from one to another cluster message latency, migration latency and power consumption are problem encountered. New techniques virtual point to point Connections (VIPs) has been introduced that dedicates low power and low latency heavy communication flow created by multiple task migration mechanism. The proposed system scheme reduces total message latency, total migration latency, total network latency, power saving is achieved compared to the previously proposed task migration strategy for mesh multicomputer. Analyzing the results show that the proposed scheme reduces message latency by 16% and migration latency by 15%, while 13% power savings can be achieved.","PeriodicalId":408180,"journal":{"name":"2012 International Conference on Computing, Communication and Applications","volume":"230 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116136247","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
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