2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)最新文献

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Automatic diabetic retinopathy detection using Gabor filter with local entropy thresholding 基于局部熵阈值Gabor滤波的糖尿病视网膜病变自动检测
S. K. Kuri
{"title":"Automatic diabetic retinopathy detection using Gabor filter with local entropy thresholding","authors":"S. K. Kuri","doi":"10.1109/ReTIS.2015.7232914","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232914","url":null,"abstract":"Diabetic retinopathy (DR) is a complication of diabetes and a leading cause of vision loss. DR detection, poor quality retinal image makes more difficult the analysis for ophthalmologist. Automatic segmentation of blood vessels in retina is helpful for ophthalmologists to screen larger populations. This literature presents a new automatic analysis to extract blood vessels with high accuracy. In this algorithm comprised of Gabor filter with local entropy thresholding for vessels extraction under various normal or abnormal conditions. The frequency and orientation of Gabor filter are tuned to match that of a part of blood vessels to be enhanced in a green channel image. Extraction of blood vessels pixels are classified by local entropy thresholding technique in this method. The performance of the proposed algorithm is analysed by MATLAB software with DRIVE database.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115313013","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
Improving graph based multidocument text summarization using an enhanced sentence similarity measure 使用增强的句子相似度度量改进基于图的多文档文本摘要
K. Sarkar, Khushbu Saraf, Avishikta Ghosh
{"title":"Improving graph based multidocument text summarization using an enhanced sentence similarity measure","authors":"K. Sarkar, Khushbu Saraf, Avishikta Ghosh","doi":"10.1109/ReTIS.2015.7232905","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232905","url":null,"abstract":"Multi document summarization is a process to produce a single summary from a set of related documents collected from heterogeneous sources. Since the documents may contain redundant information, the performance of a multi document summarization system heavily depends on the sentence similarity measure used for removing redundant sentences from the summary. For graph based multi document summarization where existence of an edge between a pair of sentences is determined based on how much two sentences are similar to each other, the sentence similarity measure also plays an important role. This paper presents an enhanced method for computing sentence similarity aiming for improving multidocument summarization performance. Experiments using two different datasets show the effectiveness of the proposed sentence similarity measure in improving the performance of a graph based multidocument summarization system.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"290 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115234906","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: 17
Detection of macula and fovea for disease analysis in color fundus images 彩色眼底图像中黄斑和中央凹病变分析的检测
Dharitri Deka, J. Medhi, S. Nirmala
{"title":"Detection of macula and fovea for disease analysis in color fundus images","authors":"Dharitri Deka, J. Medhi, S. Nirmala","doi":"10.1109/ReTIS.2015.7232883","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232883","url":null,"abstract":"For the diagnosis of several retinal diseases, such as Diabetic Retinopathy (DR), Diabetic Macular Edema (DME), Age-related Macular degeneration (AMD) detection of macula and fovea is considered as an important prerequisite. If any abnormality like haemorrhages, exudates fall over macula then vision is severely effected and at higher stage people may become blind. In this paper a new approach for detection of macula and fovea is presented. Investigating the structure of blood vessels (BV) in the macular region localization of macula is done. The proposed method is tested on both normal and diseased images using DRIVE, MESSIDOR, DIARETDB1, HRF, STARE databases.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"99 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116664973","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: 22
An efficient DCT based image watermarking using RGB color space 基于DCT的RGB彩色图像水印算法
Priyanka, Sushila Maheshkar
{"title":"An efficient DCT based image watermarking using RGB color space","authors":"Priyanka, Sushila Maheshkar","doi":"10.1109/ReTIS.2015.7232881","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232881","url":null,"abstract":"With the advent of various image processing tools, images can be easily counterfeited or corrupted. Digital image watermarking has emerged as an important tool for protection and authentication of digital multimedia content. This paper presents a robust DCT-based blind digital watermarking scheme for still color images. RGB color space has been used to decompose the color cover image into three channels which can be taken as a gray scaled image. Experimental result shows that it sustains good visual quality even after attacks. Proposed technique is better in terms of payload, imperceptibility than available counterparts.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130065230","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: 6
A new adaptive Cuckoo search algorithm 一种新的自适应布谷鸟搜索算法
N. M. Kumar, Maheshwari Rashmita Nath, Aneesh Wunnava, Siddharth Sahany, Rutuparna Panda
{"title":"A new adaptive Cuckoo search algorithm","authors":"N. M. Kumar, Maheshwari Rashmita Nath, Aneesh Wunnava, Siddharth Sahany, Rutuparna Panda","doi":"10.1109/ReTIS.2015.7232842","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232842","url":null,"abstract":"This paper presents a new adaptive Cuckoo search (ACS) algorithm based on the Cuckoo search (CS) for optimization. The main thrust is to decide the step size adaptively from its fitness value without using the Levy distribution. The other idea is to enhance the performance from the point of time and global minima. The performance of ACS against standard benchmark function show that the proposed algorithm converges to best solution with less time than Cuckoo search.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128923929","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: 53
Hand gesture recognition of English alphabets using artificial neural network 基于人工神经网络的英语字母手势识别
Sourav Bhowmick, Sushant Kumar, Anurag Kumar
{"title":"Hand gesture recognition of English alphabets using artificial neural network","authors":"Sourav Bhowmick, Sushant Kumar, Anurag Kumar","doi":"10.1109/ReTIS.2015.7232913","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232913","url":null,"abstract":"Human computer interaction (HCI) and sign language recognition (SLR), aimed at creating a virtual reality, 3D gaming environment, helping the deaf-and-mute people etc., extensively exploit the use of hand gestures. Segmentation of the hand part from the other body parts and background is the primary need of any hand gesture based application system; but gesture recognition systems are often plagued by different segmentation problems, and by the ones like co-articulation, movement epenthesis, recognition of similar gestures etc. The principal objective of this paper is to address a few of the said problems. In this paper, we propose a method for recognizing isolated as well as continuous English alphabet gestures which is a step towards helping and educating the hearing and speech-impaired people. We have performed the classification of the gestures with artificial neural network. Recognition rate (RR) of the isolated gestures is found to be 92.50% while that of continuous gestures is 89.05% with multilayer perceptron and 87.14% with focused time delay neural network. These results, when compared with other such system in the literature, go into showing the effectiveness of the system.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133566918","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
An efficient periodic web content recommendation based on web usage mining 基于web使用挖掘的高效周期性web内容推荐
Ravi Khatri, D. Gupta
{"title":"An efficient periodic web content recommendation based on web usage mining","authors":"Ravi Khatri, D. Gupta","doi":"10.1109/ReTIS.2015.7232866","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232866","url":null,"abstract":"Now a day's use of internet has been increased tremendously, so providing information relevant to a user at particular time is very important task. Periodic web personalization is a process of recommending the most relevant information to the users at accurate time. In this paper we are proposing an improved personalize web recommender model, which not only considers user specific activities but also considers some other factors related to websites like total number of visitors, number of unique visitors, numbers of users download data, amount of data downloaded, amount of data uploaded and number of advertisements for a particular URL to provide a better result. This model consider user's web access activities to extract its usage behavior to build knowledge base and then knowledge base along with prior specified factors are used to predict the user specific content. Thus this advance computation of resources will help user to access required information more efficiently and effectively.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"00 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133359792","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: 3
Fast and efficient compressive sensing for wideband Cognitive Radio systems 面向宽带认知无线电系统的快速高效压缩感知
Naveen Kumar, Neetu Sood
{"title":"Fast and efficient compressive sensing for wideband Cognitive Radio systems","authors":"Naveen Kumar, Neetu Sood","doi":"10.1109/ReTIS.2015.7232858","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232858","url":null,"abstract":"This paper presents a Compressive Spectrum Sensing (CSS) technique for wideband Cognitive Radio (CR) system to shorten spectrum sensing interval. Fast and efficient CSS is used to detect wideband spectrum, where samples are taken at sub-Nyquist rate and signal acquisition is terminated automatically once the samples are sufficient for the best spectral recovery. To improve sensing performance we propose a new approach for sparsifying basis in context of CSS, based on Empirical Wavelet Transform (EWT) which is adaptive to the processed signal spectrum. Simulation results show that the proposed fast and efficient EWT CSS scheme outperforms the conventional Discrete Fourier Transform (DFT) and Discrete Cosine Transform (DCT) based schemes in terms of sensing time, detection probability, system throughput and robustness to noise.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"107 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132086801","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: 3
Multifractal detrended fluctuation analysis used to analyse EEG signals originating from different lobes of brain 多重分形去趋势波动分析用于分析来自不同脑叶的脑电信号
S. Dey, Rushab Bhimani, A. Mazumder, Poulami Ghosh, D. Tibarewala
{"title":"Multifractal detrended fluctuation analysis used to analyse EEG signals originating from different lobes of brain","authors":"S. Dey, Rushab Bhimani, A. Mazumder, Poulami Ghosh, D. Tibarewala","doi":"10.1109/ReTIS.2015.7232916","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232916","url":null,"abstract":"The electrical activity of human brain when subjected to puzzle stimulus & musical stimuli is recorded as EEG. Non-linear analysis method MFDFA was used to analyze long-lasting effect of music on rest state of brain. Multifractal width and Hurst exponent are used as an indicator of multifractality in our analysis. EEG data was also shuffled to find out the origin of multifractality(i.e. whether due to long range correlation, broad probability density or both).","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"91 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128852491","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: 2
Discovering association rules partially devoid of dissociation by weighted confidence 利用加权置信度发现部分无解离的关联规则
Subrata Datta, Subrata Bose
{"title":"Discovering association rules partially devoid of dissociation by weighted confidence","authors":"Subrata Datta, Subrata Bose","doi":"10.1109/ReTIS.2015.7232867","DOIUrl":"https://doi.org/10.1109/ReTIS.2015.7232867","url":null,"abstract":"Useful rule formation from frequent itemsets in a large database is a crucial task in Association Rule mining. Traditionally association rules refer to associations between two frequent sets and measured by their confidence. This approach basically concentrates on positive associations and thereby do not study the effect of dissociation and null transactions in association. Though the effect of dissociation has been studied in association, the impact of null transactions has been generally ignored. Some scholars have identified both positive and negative rules and thus studied the impact of the null transactions. However there is no uniform treatment towards inclusion of null transactions in either positive or negative category. We have tried to bridge these gaps. We have established a uniform approach to mine association rules by combining the effect of all kinds of transactions in the rules without categorizing them as positives and negatives. We have proposed to identify the frequent sets by weighted support in lieu of support and measure rules by weighted confidence in lieu of confidence for useful positive rule generation taking care of the negativity through dissociation and Null Transaction Impact Factor. We have shown that the weighted support, weighted confidence approach increases the chance of discovering rules which are less dissociated compared to the traditional support-confidence framework provided we maintain same level of minsupp and minconf in both cases.","PeriodicalId":161306,"journal":{"name":"2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS)","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123568013","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: 12
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