Image queries search on the content of image fields for approximate match with the given image search expressions, e.g., image with certain degree of {HEAD ~ similarity} based on color percentages, {TAIL ~ layout}, or texture 
Image queries search on the content of image fields for approximate match with the given image search expressions , e.g. , image with certain degree of { HEAD ~ similarity } based on color percentages , { TAIL ~ layout } , or texture
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH