{"collection":"grad-noise-175k","coord":"t20_x2_u0_b165","data":{"index":160083,"ordinal":"162492987","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,pow(add(P,P),R))","image":"frame_expr-160083.png","measured":true,"step":160671,"globalStep":160671,"value_mean":-0.2508338689804077,"value_positive_fraction":0.3753509521484375,"value_abs_mean":0.9295034408569336,"value_variance":0.8473858833312988,"value_stddev":0.9205356240272522,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.9141169786453247,"gradient_energy_x":0.009476413950324059,"gradient_energy_y":0.006004073191434145,"gradient_magnitude_mean":0.031354282051324844,"gradient_axis_bias":0.22430436313152313,"gradient_nonzero_flag":1,"laplacian_mean":-0.00004951101072947495,"laplacian_energy":0.016146859154105186,"laplacian_abs_mean":0.02469685487449169,"gradient_magnitude_variance":0.014492731541395187,"gradient_magnitude_stddev":0.12038575857877731,"gradient_magnitude_cv":3.839531660079956,"gradient_magnitude_max":1.7992545366287231,"gradient_energy_over_variance":0.018268520012497902,"laplacian_energy_over_variance":0.01905490644276142,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.021829942241311073,"scale_diff2_mid":0.17066453397274017,"scale_diff2_far":0.5456781387329102,"scale_diff2_near_over_variance":0.02576151117682457,"scale_diff2_mid_over_variance":0.20140118896961212,"scale_diff2_far_over_variance":0.6439546942710876,"value_histogram":[[[0.5698089599609375,0.5698089599609375,0.5698089599609375],[0.0016326904296875,0.0016326904296875,0.0016326904296875],[0.0020751953125,0.0020751953125,0.0020751953125],[0.001922607421875,0.001922607421875,0.001922607421875],[0.0028076171875,0.0028076171875,0.0028076171875],[0.002593994140625,0.002593994140625,0.002593994140625],[0.003692626953125,0.003692626953125,0.003692626953125],[0.0033111572265625,0.0033111572265625,0.0033111572265625],[0.003753662109375,0.003753662109375,0.003753662109375],[0.0039215087890625,0.0039215087890625,0.0039215087890625],[0.003875732421875,0.003875732421875,0.003875732421875],[0.004180908203125,0.004180908203125,0.004180908203125],[0.004241943359375,0.004241943359375,0.004241943359375],[0.00390625,0.00390625,0.00390625],[0.0048065185546875,0.0048065185546875,0.0048065185546875],[0.00775146484375,0.00775146484375,0.00775146484375],[0.0074310302734375,0.0074310302734375,0.0074310302734375],[0.0054473876953125,0.0054473876953125,0.0054473876953125],[0.0034942626953125,0.0034942626953125,0.0034942626953125],[0.0038604736328125,0.0038604736328125,0.0038604736328125],[0.004852294921875,0.004852294921875,0.004852294921875],[0.004302978515625,0.004302978515625,0.004302978515625],[0.0036773681640625,0.0036773681640625,0.0036773681640625],[0.0047607421875,0.0047607421875,0.0047607421875],[0.004180908203125,0.004180908203125,0.004180908203125],[0.0034332275390625,0.0034332275390625,0.0034332275390625],[0.003662109375,0.003662109375,0.003662109375],[0.0031585693359375,0.0031585693359375,0.0031585693359375],[0.003326416015625,0.003326416015625,0.003326416015625],[0.0034332275390625,0.0034332275390625,0.0034332275390625],[0.003448486328125,0.003448486328125,0.003448486328125],[0.3132476806640625,0.3132476806640625,0.3132476806640625]]],"scale_curve":[[[0.015625,0.021829942241311073,0.02576151117682457],[0.0625,0.17066453397274017,0.20140118896961212],[0.25,0.5456781387329102,0.6439546942710876]]]},"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\",\"2\",\"0\",\"165\"]"}