The Effect of DSLR Factor-setting upon Image Resolution
With the development of the application of digital technology, DSLR as a basic tool is more and more being commonly used in criminal detective.Facing to variety of criminal cases, different picture taking conditions would possible been provided. To get the best image, how to save the image maximumly in size with limited memory card is a very important problem to study for a picture taker. In this paper, to study the problems, several testing groups are well designed. In the testing, basing at different image compressing ratio, the changes of image horizontal and vertical resolution along with the changes of aperture value, ISO value and exposure value were well studied. The testing data were analyzed in a system view and got a conclusion at last part of this paper.
Yang Hongchen Zhang Wei Do Xianli
Department of Forensic Science & Technology, China Criminal Police University Shenyang 110854, Liaon Guangdong Province, Foshan City Public Security Bureau Shenyang 110854, Liaoning, P.R.China
国际会议
The 31st International Congress on Imaging Science(第31届国际影像科学大会 ICIS2010)
北京
英文
850-852
2010-05-12（万方平台首次上网日期，不代表论文的发表时间）