{ "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": [ [ 0.9603833556175232, -0.16462299227714539, 0.22486238181591034, 0.18235638737678528 ], [ -0.2771751284599304, -0.4804461598396301, 0.8320729732513428, -0.7760321497917175 ], [ -0.028944076970219612, -0.8614352941513062, -0.507041871547699, 0.47138991951942444 ], [ 0.0, 0.0, 0.0, 1.0 ] ] }, "cam2": { "fx_fy_cx_cy": [ 601.3878173828125, 601.7159423828125, 333.2942199707031, 245.56826782226562 ], "T_base_cam": [ [ -0.9617871642112732, 0.2029283493757248, -0.18380846083164215, 0.5361539125442505 ], [ 0.2541901469230652, 0.4123094379901886, -0.8748647570610046, 0.6881464719772339 ], [ -0.10174888372421265, -0.8881559371948242, -0.4481362998485565, 0.4329851269721985 ], [ 0.0, 0.0, 0.0, 1.0 ] ] } }