{"collection":"grad-noise-175k","coord":"t19_x17_u6_b20","data":{"index":151792,"ordinal":"154979462","topo":"o2(x,o2(o1(x),x))","expression":"sub(D,dot(nrm(R),R))","image":"frame_expr-151792.png","measured":true,"step":94343,"globalStep":94343,"value_mean":-0.8875657320022583,"value_positive_fraction":0.000152587890625,"value_abs_mean":0.8875702023506165,"value_variance":0.026034288108348846,"value_stddev":0.16135144233703613,"value_min":-1,"value_max":0.024224698543548584,"value_range":1.0242247581481934,"histogram_probability_sum":1,"histogram_entropy_bits":2.2729640007019043,"gradient_energy_x":0.0011347720865160227,"gradient_energy_y":0.00045606610365211964,"gradient_magnitude_mean":0.02581026591360569,"gradient_axis_bias":0.42663419246673584,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000548966127098538,"laplacian_energy":0.00042186249629594386,"laplacian_abs_mean":0.011727677658200264,"gradient_magnitude_variance":0.0009249052964150906,"gradient_magnitude_stddev":0.030412254855036736,"gradient_magnitude_cv":1.1783007383346558,"gradient_magnitude_max":0.1787799447774887,"gradient_energy_over_variance":0.06110549718141556,"laplacian_energy_over_variance":0.01620410941541195,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0027828102465718985,"scale_diff2_mid":0.023433493450284004,"scale_diff2_far":0.036390263587236404,"scale_diff2_near_over_variance":0.10689019411802292,"scale_diff2_mid_over_variance":0.9001011252403259,"scale_diff2_far_over_variance":1.3977820873260498,"value_histogram":[[[0.576385498046875,0.576385498046875,0.576385498046875],[0.0959930419921875,0.0959930419921875,0.0959930419921875],[0.078125,0.078125,0.078125],[0.065826416015625,0.065826416015625,0.065826416015625],[0.053009033203125,0.053009033203125,0.053009033203125],[0.0404815673828125,0.0404815673828125,0.0404815673828125],[0.0313568115234375,0.0313568115234375,0.0313568115234375],[0.023162841796875,0.023162841796875,0.023162841796875],[0.0145111083984375,0.0145111083984375,0.0145111083984375],[0.0103912353515625,0.0103912353515625,0.0103912353515625],[0.0048370361328125,0.0048370361328125,0.0048370361328125],[0.002593994140625,0.002593994140625,0.002593994140625],[0.0016937255859375,0.0016937255859375,0.0016937255859375],[0.0008087158203125,0.0008087158203125,0.0008087158203125],[0.000335693359375,0.000335693359375,0.000335693359375],[0.000335693359375,0.000335693359375,0.000335693359375],[0.000152587890625,0.000152587890625,0.000152587890625],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.0027828102465718985,0.10689019411802292],[0.0625,0.023433493450284004,0.9001011252403259],[0.25,0.036390263587236404,1.3977820873260498]]]},"renderer":1,"first_seen":"2026-09-23T00:00:00.000Z","last_seen":"2026-09-23T00:00:00.000Z","sightings":[{"at":"2026-09-23T00:00:00.000Z","data":null}],"axes":"[\"19\",\"17\",\"6\",\"20\"]"}