id author title date pages extension mime words sentence flesch summary cache txt 3f462516j7w Tanya Heather Peters Effects of Segmentation Routine and Acquisition Environment on Iris Recognition 2009 .txt text/plain 162 5 42 Additional work was done to improve the segmentation process, both to handle the introduction of images captured with the LG 4000 and to improve iris segmentation and eyelid masking. Furthermore, we study the relative biometric performance of images captured with the LG 2200 based on which of three illuminants were used to light the eye in each image, and determine the same- and cross-sensor performance of the LG 2200 compared with the LG 4000. cache/3f462516j7w.txt txt/3f462516j7w.txt