Title :
Locating fluorescence lifetimes behind turbid layers non-invasively using sparse, time-resolved inversion
Author :
Satat, Guy ; Barsi, Christopher ; Heshmat, Barmak ; Raviv, Dan ; Raskar, Ramesh
Author_Institution :
Media Lab., Massachusetts Inst. of Technol., Cambridge, MA, USA
Abstract :
We use time-resolved sensing and sparsity-based dictionary learning to recover the locations and lifetimes of fluorescent tags hidden behind a turbid layer. We experimentally demonstrate non-invasive target classification via fluorescence lifetimes.
Keywords :
fluorescence; image classification; learning (artificial intelligence); optical sensors; fluorescence lifetimes; fluorescent tag locations; noninvasive target classification; sparse time-resolved inversion; sparsity-based dictionary learning; time-resolved sensing; turbid layers; Atomic measurements; Dictionaries; Fluorescence; Geometry; Image reconstruction; Noise measurement; Optical filters;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
