1. A system comprising: (a) a network hub or port adapted to detect image files in transit according to their file designations; (b) an object detector configured to identify one or more regions of interest (ROI) in each image file as potentially containing an object of interest (OOI); (c) a feature analyzer adapted to express one or more General Classification Features (GCF) of each ROI as a vector; and (d) a decision module adapted accept or reject each ROI as containing said OOI based upon said one or more GCF vectors, wherein said GCFs include one or more of Gabor function, skin blob geometric and color information, intensity edge histogram, 3 colors plane edge histogram, color information such as color histogram, color layout, color moment, color structure and scalable color.