TY - RPRT TI - Using Fisher information to approximate ideal-observer performance on detection tasks for lumpy-background images. AU - Fangfang Shen AU - Eric Clarkson PY - 2006 DO - 10.1364/josaa.23.002406 UR - https://pubmed.ncbi.nlm.nih.gov/16985526/ ID - 16985526 ER -