caption: the acronym of a bcdbg algorithm is an acronym for a bit bit bit bit bit bit bit bit
exif: {"Image DocumentName": "Fitting AlgorithmChallenges for fitting SPMM to a BTF. Need to determine: The number of BRDFs. The types of BRDFs.", "Image ImageDescription": "Non-linear parameters for each BRDF. Corresponding weights.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}