{"collection":"grad-noise-175k","coord":"t20_x76_u0_b139","data":{"index":174931,"ordinal":"165482635","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,sub(eql(R,D),D))","image":"frame_expr-174931.png","measured":true,"step":107855,"globalStep":107855,"value_mean":0.009037850424647331,"value_positive_fraction":0.498565673828125,"value_abs_mean":0.4013386368751526,"value_variance":0.23042500019073486,"value_stddev":0.4800260365009308,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.89921236038208,"gradient_energy_x":0.004484409000724554,"gradient_energy_y":0.003166256472468376,"gradient_magnitude_mean":0.07549925893545151,"gradient_axis_bias":0.1722925305366516,"gradient_nonzero_flag":1,"laplacian_mean":0.000028572017981787212,"laplacian_energy":0.000670276116579771,"laplacian_abs_mean":0.01946617104113102,"gradient_magnitude_variance":0.0019504536176100373,"gradient_magnitude_stddev":0.044163938611745834,"gradient_magnitude_cv":0.584958553314209,"gradient_magnitude_max":0.39154085516929626,"gradient_energy_over_variance":0.033202413469552994,"laplacian_energy_over_variance":0.0029088689479976892,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.015083220787346363,"scale_diff2_mid":0.17458641529083252,"scale_diff2_far":0.3904166519641876,"scale_diff2_near_over_variance":0.0654582679271698,"scale_diff2_mid_over_variance":0.7576713562011719,"scale_diff2_far_over_variance":1.6943329572677612,"value_histogram":[[[0.0169677734375,0.0169677734375,0.0169677734375],[0.011688232421875,0.011688232421875,0.011688232421875],[0.015228271484375,0.015228271484375,0.015228271484375],[0.017730712890625,0.017730712890625,0.017730712890625],[0.02093505859375,0.02093505859375,0.02093505859375],[0.0228729248046875,0.0228729248046875,0.0228729248046875],[0.02667236328125,0.02667236328125,0.02667236328125],[0.02911376953125,0.02911376953125,0.02911376953125],[0.0345916748046875,0.0345916748046875,0.0345916748046875],[0.0374908447265625,0.0374908447265625,0.0374908447265625],[0.0414581298828125,0.0414581298828125,0.0414581298828125],[0.04541015625,0.04541015625,0.04541015625],[0.0463104248046875,0.0463104248046875,0.0463104248046875],[0.0434722900390625,0.0434722900390625,0.0434722900390625],[0.0443878173828125,0.0443878173828125,0.0443878173828125],[0.0469970703125,0.0469970703125,0.0469970703125],[0.04290771484375,0.04290771484375,0.04290771484375],[0.039764404296875,0.039764404296875,0.039764404296875],[0.0400390625,0.0400390625,0.0400390625],[0.0410614013671875,0.0410614013671875,0.0410614013671875],[0.040557861328125,0.040557861328125,0.040557861328125],[0.0397186279296875,0.0397186279296875,0.0397186279296875],[0.0350189208984375,0.0350189208984375,0.0350189208984375],[0.0347900390625,0.0347900390625,0.0347900390625],[0.0342864990234375,0.0342864990234375,0.0342864990234375],[0.034393310546875,0.034393310546875,0.034393310546875],[0.0269775390625,0.0269775390625,0.0269775390625],[0.024688720703125,0.024688720703125,0.024688720703125],[0.0219879150390625,0.0219879150390625,0.0219879150390625],[0.0176544189453125,0.0176544189453125,0.0176544189453125],[0.01336669921875,0.01336669921875,0.01336669921875],[0.0114593505859375,0.0114593505859375,0.0114593505859375]]],"scale_curve":[[[0.015625,0.015083220787346363,0.0654582679271698],[0.0625,0.17458641529083252,0.7576713562011719],[0.25,0.3904166519641876,1.6943329572677612]]]},"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\",\"76\",\"0\",\"139\"]"}