{"collection":"grad-noise-175k","coord":"t19_x21_u0_b19","data":{"index":154453,"ordinal":"155139859","topo":"o2(x,o2(o1(x),x))","expression":"sub(R,min(sqt(D),P))","image":"frame_expr-154453.png","measured":true,"step":115631,"globalStep":115631,"value_mean":0.06750817596912384,"value_positive_fraction":0.5221405029296875,"value_abs_mean":0.8890787363052368,"value_variance":0.845394492149353,"value_stddev":0.9194533824920654,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.547652006149292,"gradient_energy_x":0.028796231374144554,"gradient_energy_y":0.0007414594292640686,"gradient_magnitude_mean":0.05460451915860176,"gradient_axis_bias":0.949795663356781,"gradient_nonzero_flag":1,"laplacian_mean":-0.000016164116459549405,"laplacian_energy":0.05436962470412254,"laplacian_abs_mean":0.06036529690027237,"gradient_magnitude_variance":0.026543838903307915,"gradient_magnitude_stddev":0.16292279958724976,"gradient_magnitude_cv":2.983687162399292,"gradient_magnitude_max":1.7780709266662598,"gradient_energy_over_variance":0.03493953496217728,"laplacian_energy_over_variance":0.06431272625923157,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.03347877413034439,"scale_diff2_mid":0.11443517357110977,"scale_diff2_far":0.2780679762363434,"scale_diff2_near_over_variance":0.039601363241672516,"scale_diff2_mid_over_variance":0.13536304235458374,"scale_diff2_far_over_variance":0.32892096042633057,"value_histogram":[[[0.3455047607421875,0.3455047607421875,0.3455047607421875],[0.008697509765625,0.008697509765625,0.008697509765625],[0.0071258544921875,0.0071258544921875,0.0071258544921875],[0.00860595703125,0.00860595703125,0.00860595703125],[0.0107421875,0.0107421875,0.0107421875],[0.0100860595703125,0.0100860595703125,0.0100860595703125],[0.01129150390625,0.01129150390625,0.01129150390625],[0.010284423828125,0.010284423828125,0.010284423828125],[0.0113525390625,0.0113525390625,0.0113525390625],[0.0101318359375,0.0101318359375,0.0101318359375],[0.0084381103515625,0.0084381103515625,0.0084381103515625],[0.0081634521484375,0.0081634521484375,0.0081634521484375],[0.008270263671875,0.008270263671875,0.008270263671875],[0.0069732666015625,0.0069732666015625,0.0069732666015625],[0.006805419921875,0.006805419921875,0.006805419921875],[0.0053863525390625,0.0053863525390625,0.0053863525390625],[0.0057220458984375,0.0057220458984375,0.0057220458984375],[0.0054779052734375,0.0054779052734375,0.0054779052734375],[0.0047454833984375,0.0047454833984375,0.0047454833984375],[0.0057220458984375,0.0057220458984375,0.0057220458984375],[0.004730224609375,0.004730224609375,0.004730224609375],[0.00592041015625,0.00592041015625,0.00592041015625],[0.0070343017578125,0.0070343017578125,0.0070343017578125],[0.0063018798828125,0.0063018798828125,0.0063018798828125],[0.0054473876953125,0.0054473876953125,0.0054473876953125],[0.00531005859375,0.00531005859375,0.00531005859375],[0.005401611328125,0.005401611328125,0.005401611328125],[0.0051116943359375,0.0051116943359375,0.0051116943359375],[0.004302978515625,0.004302978515625,0.004302978515625],[0.003814697265625,0.003814697265625,0.003814697265625],[0.0041961669921875,0.0041961669921875,0.0041961669921875],[0.442901611328125,0.442901611328125,0.442901611328125]]],"scale_curve":[[[0.015625,0.03347877413034439,0.039601363241672516],[0.0625,0.11443517357110977,0.13536304235458374],[0.25,0.2780679762363434,0.32892096042633057]]]},"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\",\"21\",\"0\",\"19\"]"}