{ "convention": "fx_fy_cx_cy: pinhole intrinsics of the 640x480 color image; T_base_cam: 4x4 transform mapping points from the camera optical frame (OpenCV: x right, y down, z forward) to the robot base frame. Constant over all frames and episodes of this dataset.", "cam1": { "fx_fy_cx_cy": [ 597.2525634765625, 597.4514770507812, 328.7528076171875, 244.22544860839844 ], "T_base_cam": [ [ 0.9617976546287537, -0.15996836125850677, 0.22216077148914337, 0.1896357238292694 ], [ -0.27268409729003906, -0.4878794848918915, 0.8292267322540283, -0.7830475568771362 ], [ -0.02426237054169178, -0.8581280708312988, -0.5128621459007263, 0.47405460476875305 ], [ 0.0, 0.0, 0.0, 1.0 ] ] }, "cam2": { "fx_fy_cx_cy": [ 601.3878173828125, 601.7159423828125, 333.2942199707031, 245.56826782226562 ], "T_base_cam": [ [ -0.9614414572715759, 0.20834267139434814, -0.1795095056295395, 0.5334809422492981 ], [ 0.25141674280166626, 0.40136945247650146, -0.8807339072227478, 0.6938977837562561 ], [ -0.11144483089447021, -0.8919057846069336, -0.4382740557193756, 0.4252861738204956 ], [ 0.0, 0.0, 0.0, 1.0 ] ] } }