{"collection":"grad-noise-175k","coord":"t20_x26_u0_b143","data":{"index":164885,"ordinal":"163462589","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,mlt(add(R,R),R))","image":"frame_expr-164885.png","measured":true,"step":27487,"globalStep":27487,"value_mean":-0.09524407982826233,"value_positive_fraction":0.4491729736328125,"value_abs_mean":0.9397986531257629,"value_variance":0.910356342792511,"value_stddev":0.9541259407997131,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.9428224563598633,"gradient_energy_x":0.001105058123357594,"gradient_energy_y":0.00037624090327881277,"gradient_magnitude_mean":0.01126379519701004,"gradient_axis_bias":0.4920122027397156,"gradient_nonzero_flag":1,"laplacian_mean":-0.000006424651473935228,"laplacian_energy":0.00025505671510472894,"laplacian_abs_mean":0.0036585393827408552,"gradient_magnitude_variance":0.0013547994894906878,"gradient_magnitude_stddev":0.036807600408792496,"gradient_magnitude_cv":3.267779588699341,"gradient_magnitude_max":0.3080656826496124,"gradient_energy_over_variance":0.0016271639615297318,"laplacian_energy_over_variance":0.0002801723894663155,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.003758886130526662,"scale_diff2_mid":0.043840136379003525,"scale_diff2_far":0.2595629096031189,"scale_diff2_near_over_variance":0.0041290270164608955,"scale_diff2_mid_over_variance":0.048157114535570145,"scale_diff2_far_over_variance":0.2851223051548004,"value_histogram":[[[0.487762451171875,0.487762451171875,0.487762451171875],[0.0034637451171875,0.0034637451171875,0.0034637451171875],[0.003570556640625,0.003570556640625,0.003570556640625],[0.0037078857421875,0.0037078857421875,0.0037078857421875],[0.0036773681640625,0.0036773681640625,0.0036773681640625],[0.0048065185546875,0.0048065185546875,0.0048065185546875],[0.0046844482421875,0.0046844482421875,0.0046844482421875],[0.004608154296875,0.004608154296875,0.004608154296875],[0.005950927734375,0.005950927734375,0.005950927734375],[0.0047607421875,0.0047607421875,0.0047607421875],[0.006072998046875,0.006072998046875,0.006072998046875],[0.0042877197265625,0.0042877197265625,0.0042877197265625],[0.00347900390625,0.00347900390625,0.00347900390625],[0.00421142578125,0.00421142578125,0.00421142578125],[0.003143310546875,0.003143310546875,0.003143310546875],[0.00262451171875,0.00262451171875,0.00262451171875],[0.0046234130859375,0.0046234130859375,0.0046234130859375],[0.0032806396484375,0.0032806396484375,0.0032806396484375],[0.003326416015625,0.003326416015625,0.003326416015625],[0.0032501220703125,0.0032501220703125,0.0032501220703125],[0.0034332275390625,0.0034332275390625,0.0034332275390625],[0.0028076171875,0.0028076171875,0.0028076171875],[0.0029296875,0.0029296875,0.0029296875],[0.00250244140625,0.00250244140625,0.00250244140625],[0.0034942626953125,0.0034942626953125,0.0034942626953125],[0.0031890869140625,0.0031890869140625,0.0031890869140625],[0.003143310546875,0.003143310546875,0.003143310546875],[0.00323486328125,0.00323486328125,0.00323486328125],[0.00341796875,0.00341796875,0.00341796875],[0.0038604736328125,0.0038604736328125,0.0038604736328125],[0.003875732421875,0.003875732421875,0.003875732421875],[0.3988189697265625,0.3988189697265625,0.3988189697265625]]],"scale_curve":[[[0.015625,0.003758886130526662,0.0041290270164608955],[0.0625,0.043840136379003525,0.048157114535570145],[0.25,0.2595629096031189,0.2851223051548004]]]},"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":"[\"20\",\"26\",\"0\",\"143\"]"}