نتایج جستجو برای: quality detection

تعداد نتایج: 1291112  

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2005
Lawrence M Wein Manas Baveja

Motivated by the difficulty of biometric systems to correctly match fingerprints with poor image quality, we formulate and solve a game-theoretic formulation of the identification problem in two settings: U.S. visa applicants are checked against a list of visa holders to detect visa fraud, and visitors entering the U.S. are checked against a watchlist of criminals and suspected terrorists. For ...

2014
Bharti Sharma Vinod Kumar Katiyar Arvind Kumar Gupta Akansha Singh

Vehicle detection has been the critical part of the traffic surveillance system for many years. However, vehicle detection method is still challenging. In this paper, differential morphology closing profile is used to extract the vehicle automatically from the traffic image. Along with closing profile, some addition operation has been applied as a part of the algorithm to get the high detection...

2014
Raphael C. Prates Guillermo Cámara Chávez William Robson Schwartz David Menotti

In this paper, a novel approach for vehicle license plate detection that improves in both efficiency and quality over the common multiscale search method is proposed. The detection efficiency is improved by employing the result of a single scale sliding window search as a promising guess of the license plate location. The quality is assured by locally refining the initial detection in multiple ...

Journal: :iranian journal of cancer prevention 0
siavash talepasand dept. of psychology, semnan university, semnan, iran fatimah pooragha dept. of psychology, semnan university, semnan, iran maryam kazemi dept. of psychology, semnan university, semnan, iran

background: cancer detection always has a lot of stress and nervousness which, apart from physical injuries, will affect quality of life. the aim of this study was to investigate the relationship between resiliency and quality of life by moderating the role of duration of awareness of cancer. methods: population of the study included all patients with cancer who were under treatment in yazd for...

2002
H. GÓMEZ-MORENO S. MALDONADO-BASCÓN F. LÓPEZ-FERRERAS P. GIL-JIMÉNEZ

In this paper, a new method for edge detection based on Support Vector Machines (SVM) is presented. This method improves our previous work in edge detection with SVM by reducing the execution time and upgrading the visual quality. Our work shows that a new training technique with a reduced set of vectors maintains the edge detection quality and then reduces the number of needed support vectors....

Journal: :international journal of smart electrical engineering 2013
behrooz sobhani mehdi nooshyar

in recent years, based on the growing importance of clean energy in comparison with conventional energy production from fossil fuels, dg systems are gradually becoming more popular all over the world. these resources solve many problem of system. however, these resources create some other problems too. one of the most problem of dgs is unwanted islanding. this paper addresses reliable passive i...

Journal: :international journal of communications and information technology 2011
o. adaobi m. ghassemian

wireless sensor networks (wsns) arebecoming increasingly popular, and very useful in militaryapplications and environmental monitoring. however,security is a major challenge for wsns because they areusually setup in unprotected environments. our goal in thisstudy is to simulate an intrusion detection system (ids)that monitors the wsn and report intrusions accurately andeffectively. we have thus...

2017
Weiling Chen Chai Kiat Yeo Chiew Tong Lau Bu Sung Lee

Detection techniques of malicious content such as spam and phishing on Online Social Networks (OSN) are common with little attention paid to other types of low-quality content which actually impacts users' content browsing experience most. The aim of our work is to detect low-quality content from the users' perspective in real time. To define low-quality content comprehensibly, Expectation Maxi...

2005
H. Elbehiery A. Hefnawy M. Elewa

⎯ Quality control in ceramic tile manufacturing is hard, labor intensive and it is performed in a harsh industrial environment with noise, extreme temperature and humidity. It can be divided into color analysis, dimension verification, and surface defect detection, which is the main purpose of our work. Defects detection is still based on the judgment of human operators while most of the other ...

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