2011 3rd International Conference on Electronics Computer Technology最新文献

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Impact of gate engineering on double gate MOSFETs using high-k dielectrics 栅极工程对采用高k介电体的双栅极mosfet的影响
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941554
Nirmal, Vijaya Kumar, Divya Mary Thomas, K. Shruti, P. C. Samuel, Mohan Kumar
{"title":"Impact of gate engineering on double gate MOSFETs using high-k dielectrics","authors":"Nirmal, Vijaya Kumar, Divya Mary Thomas, K. Shruti, P. C. Samuel, Mohan Kumar","doi":"10.1109/ICECTECH.2011.5941554","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941554","url":null,"abstract":"This paper analyses the impact of gate engineering on the performance of MOSFETs for system-on-chip applications with high K dielectrics. The performance is analysed for parameters such as electrostatic surface potential, transconductance using a 2D device simulator ISE TCAD. Equivalent Oxide Thickness (EOT) of gate oxide can be reduced by the usage of high K dielectric materials. The gate engineering technique used here is the dual metal gate technology Due to their excellent scalability and better immunity to short channel effects, dual material double-gate (DM DG) MOSFETs are being easily assessed for CMOS applications beyond the 70 nm of the SIA roadmap 2008. Gate engineered devices show an improvement in the analog performance for different high k dielectrics. The gate engineered device show an increase of drain current by about 5% in the subthreshold region and a 3% increase in transconductance in strong inversion. For analog applications, importance is given to the subthreshold regime as CMOS circuits operated in this regime are very much attractive for ultralow-power high-gain performances.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130465786","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: 7
Maintaining the secrecy in visual cryptography schemes 视觉密码方案的保密性
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941910
A. Divya, K. Ramalakshmi
{"title":"Maintaining the secrecy in visual cryptography schemes","authors":"A. Divya, K. Ramalakshmi","doi":"10.1109/ICECTECH.2011.5941910","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941910","url":null,"abstract":"Visual cryptography schemes suffer from the drawback of large pixel expansion of share images and bad visual quality of the recovered image. To provide secrecy, we go for pixel expansion and increasing number of shares, this causes the bad visual quality of the recovered image. In this paper, we construct (n, n)-VCS and OR and XOR operations are used for share creation and stacking process, which proves better in contrast and pixel expansion. The proposed method uses additional matrix to increase the secrecy of the message in XOR operation.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"380 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131785703","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
Automated generation of test cases from output domain of an embedded system using Genetic algorithms 使用遗传算法从嵌入式系统的输出域自动生成测试用例
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941989
Chandra Prakash Vudatha, Sateesh Nalliboena, Sastry K. R. Jammalamadaka, B. K. K. Duvvuri, L. S. S. Reddy
{"title":"Automated generation of test cases from output domain of an embedded system using Genetic algorithms","authors":"Chandra Prakash Vudatha, Sateesh Nalliboena, Sastry K. R. Jammalamadaka, B. K. K. Duvvuri, L. S. S. Reddy","doi":"10.1109/ICECTECH.2011.5941989","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941989","url":null,"abstract":"A primary issue in black-box testing is how to generate adequate test cases from input domain of the system under test on the basis of user's requirement specification. However, for some types of systems including embedded systems, developing test cases from output domain is more suitable than developing from input domain, especially, when the output domain is smaller. This approach ensures better reliability of the system under test. In this paper, the authors present a new approach to automate the generation of test cases from output domain of a pilot project “Temperature Monitoring and Controlling of Nuclear Reactor System” (TMCNRS) which is an embedded system developed using modified Cleanroom Software Engineering methodology. An Automated Test Case Generator (ATCG) that uses Genetic algorithms (GAs) extensively and generates test cases from output domain is proposed. The ATCG generates test cases which are useful to conduct pseudo — exhaustive testing to detect single, double and several multimode faults in the system. The generator considers most of the combinations of outputs, and finds the corresponding inputs while optimizing the number of test cases generated. In order to investigate the effectiveness of this approach, test cases were generated by ATCG and the tests were conducted on the target embedded system at a minimum cost and time. Experimental results show that this approach is very promising.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"110 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128945071","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: 28
Efficient techniques for denoising of speckle and highly corrupted impulse noise images 斑点和高度损坏的脉冲噪声图像去噪的有效技术
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941748
D. Santosh, V. N. L. Kumar, D. Ramesh, P. Prasad
{"title":"Efficient techniques for denoising of speckle and highly corrupted impulse noise images","authors":"D. Santosh, V. N. L. Kumar, D. Ramesh, P. Prasad","doi":"10.1109/ICECTECH.2011.5941748","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941748","url":null,"abstract":"In this paper, different types of speckle noise and impulse noise removal techniques are presented. Dual Tree complex wavelet transform because of having time and frequency resolution (MRA) and also of its shift invariance property works well in removing the speckle noise. Because of adaptive nature of mask size depending on the noise quantity in the image, adaptive median filter works better in removing the salt and pepper noise. To show the performance of DT-CWT speckle filters like median filter, Lee filter, Frost and Kuan filters and DWT are considered. Adaptive median filter is compared with other filters and also the transformations. The superiority of Dual Tree Complex Wavelet Transform in removing the Speckle noise and Adaptive Median filter in removing the Speckle noise in images are presented. Graphs are drawn between the input PSNR and output PSNR both for speckle noise removal techniques and also impulse noise removal techniques.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128956677","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: 23
Pairwise-consistency checking of basic cardinal direction constraints 基本基本方向约束的成对一致性检验
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941720
Wei-Zhi Sun, Tingxin Ma, Jihong Ouyang, Da-you Liu
{"title":"Pairwise-consistency checking of basic cardinal direction constraints","authors":"Wei-Zhi Sun, Tingxin Ma, Jihong Ouyang, Da-you Liu","doi":"10.1109/ICECTECH.2011.5941720","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941720","url":null,"abstract":"In this paper we study a formal model for qualitative spatial reasoning with cardinal direction relations called direction-relation matrix. We give an O(n2) algorithm to check the pairwise-consistency of basic cardinal direction constraints with the variables ranging over the set of simple regions. To the best of our knowledge, this was an open problem. A previous algorithm of the same model with our paper for this problem works in O(n3).","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130817603","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: 1
A novel approach to prune mined association rules in large databases 一种新的大型数据库关联规则剪枝方法
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5942031
D. Narmadha, G. NaveenSundar, S. Geetha
{"title":"A novel approach to prune mined association rules in large databases","authors":"D. Narmadha, G. NaveenSundar, S. Geetha","doi":"10.1109/ICECTECH.2011.5942031","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5942031","url":null,"abstract":"Association rule mining finds interesting associations and/or correlation relationships among large set of data items. Association rules shows attribute value conditions that occur frequently together in a given dataset. However, the usefulness of association rules is strongly limited by the huge amount of delivered rules. It is crucial to help the decision-maker with an efficient postprocessing step in order to select interesting association rules throughout huge volumes of discovered rules. This motivates the need for association analysis. This paper presents a survey of different association rule mining techniques for market basket analysis, highlighting strengths of different association rule mining techniques. Further, we want to point out potential pitfalls as well as challenging issues need to be addressed by an association rule mining technique. We believe that the results of this evaluation will help decision maker for making important decisions.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"1991 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131118913","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: 10
A confidence measure based — Score fusion technique to integrate MFCC and Pitch for speaker verification 一种基于置信度的分数融合技术,将MFCC和Pitch融合到说话者验证中
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941763
S. Pandiaraj, H. N. R. Keziah, D. Vinothini, L. Gloria, K. R. S. Kumar
{"title":"A confidence measure based — Score fusion technique to integrate MFCC and Pitch for speaker verification","authors":"S. Pandiaraj, H. N. R. Keziah, D. Vinothini, L. Gloria, K. R. S. Kumar","doi":"10.1109/ICECTECH.2011.5941763","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941763","url":null,"abstract":"The objective of this paper is to evaluate the effectiveness of complementary speech features extracted from a speaker for verification. Traditionally, speaker verification systems use a single feature for representing speaker-specific information. In this work extraction of segmental and suprasegmental features is proposed which shows a significant improvement in the performance of verification. The size and shape assumed by the vocal tract while producing various sound units is generated by Mel Frequency Cepstral Coefficient (MFCC) which is a segmental feature. Pitch information contributes to the uniqueness of the speaker's voice at the suprasegmental feature which spans for a longer duration than the frames used for short term spectral analysis. The scores obtained using MFCC and Pitch based systems are fused using a confidence measure. Speaker Verification experiments were carried out on the CHAINS corpus database. The equal error rate (EER) obtained for the MFCC system is 12.8%. The MFCC system outperforms the system based on Pitch alone. The integration MFCC and Pitch for speaker verification using a confidence measure gives an EER of 11.2%.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132988356","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
A novel approach of test case generation for concurrent systems using UML Sequence Diagram 一种利用UML序列图生成并发系统测试用例的新方法
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941581
Monalisha Khandai, A. Acharya, D. Mohapatra
{"title":"A novel approach of test case generation for concurrent systems using UML Sequence Diagram","authors":"Monalisha Khandai, A. Acharya, D. Mohapatra","doi":"10.1109/ICECTECH.2011.5941581","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941581","url":null,"abstract":"Testing concurrency is difficult yet important. Because of arbitrary interference of concurrent objects, test case explosion becomes a major problem in testing concurrent systems. Synchronization and Deadlock being the two key features of concurrent systems make the systematic testing of concurrent systems a tedious task. In this paper we present a novel approach of generating test cases for concurrent systems with the help of UML Sequence Diagram. Our approach consists of transferring the Sequence Diagram into a Concurrent Composite Graph (CCG). The CCG is traversed by an effective graph traversing technique like BFS (Breath-First-Technique) and DFS (Depth-First-search) using message sequence path criteria to generate the test cases for concurrent systems. The proposed approach is applied to concurrent systems for test case generation and found to be very effective in controlling the test case explosion problem. The generated test cases are useful to detect interaction, scenario, as well as operational faults in case of concurrent systems.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"47 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133044848","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: 47
Edge detection: A statistical approach 边缘检测:一种统计方法
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941707
A. Halder, Nilabha Chatterjee, Arindam Kar, Swastik Pal, Soumajit Pramanik
{"title":"Edge detection: A statistical approach","authors":"A. Halder, Nilabha Chatterjee, Arindam Kar, Swastik Pal, Soumajit Pramanik","doi":"10.1109/ICECTECH.2011.5941707","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941707","url":null,"abstract":"This paper describes a novel edge detection algorithm for gray scale images. The proposed method is based on the neighborhood similarity of a pixel using a pre-defined intensity range and simple statistical approach. Then using three or four neighboring boundary pixel to detect a noise and reduced this noise. Many experiments were carried out to evaluate and compare the performance of the proposed algorithm. This new detector outperforms the previously available classical edge detectors.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127653816","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: 20
Analysis of power spectral density and development of an adaptive algorithm for filtering wind driven ambient noise in shallow water 功率谱密度分析及自适应滤波算法的发展
2011 3rd International Conference on Electronics Computer Technology Pub Date : 2011-04-08 DOI: 10.1109/ICECTECH.2011.5941879
R. R. Kumar, S. Murugan, V. Natarajan, S. Radha
{"title":"Analysis of power spectral density and development of an adaptive algorithm for filtering wind driven ambient noise in shallow water","authors":"R. R. Kumar, S. Murugan, V. Natarajan, S. Radha","doi":"10.1109/ICECTECH.2011.5941879","DOIUrl":"https://doi.org/10.1109/ICECTECH.2011.5941879","url":null,"abstract":"Underwater signal transmission is a challenging task since the usable frequency range is limited to low frequency and the transmission of electromagnetic waves is impossible due to its high attenuation nature. Hence low frequency acoustic signal is more suited for transmission in underwater. Underwater transmission is highly affected by wind noise which is predominant at low frequency. The real time data collected from Indian Seas at Chennai are studied in detail using Welch, Bartlett and Blackman estimation methods and the results shows the effect of wind over 0–8 kHz range. Various adaptive algorithms are analyzed in detail and the SNR values are tabulated for different wind speeds. The results shows that RLS algorithm works better when compared to others. The maximum SNR of about 80 dB is achieved.","PeriodicalId":184011,"journal":{"name":"2011 3rd International Conference on Electronics Computer Technology","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131326128","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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