US Patent 10402704 Object recognition with attribute-based cells

Various examples are directed to methods and systems for object recognition in an image. A computer vision system may receive a patch comprising a plurality of pixels arranged in a grid. The computer vision system may determine a plurality of columns and a plurality of rows in the patch. The plurality of columns may be based at least in part on a column target sum and the plurality of rows may be based at least in part on a row target sum.