{"collection":"grad-noise-175k","coord":"t20_x64_u0_b121","data":{"index":172501,"ordinal":"164997805","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,add(add(D,P),D))","image":"frame_expr-172501.png","measured":true,"step":88415,"globalStep":88415,"value_mean":0.0044782329350709915,"value_positive_fraction":0.5003509521484375,"value_abs_mean":0.9356864094734192,"value_variance":0.9148836135864258,"value_stddev":0.956495463848114,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.0037171840667725,"gradient_energy_x":0.0011968405451625586,"gradient_energy_y":0.00038467938429675996,"gradient_magnitude_mean":0.013462292030453682,"gradient_axis_bias":0.5135319828987122,"gradient_nonzero_flag":1,"laplacian_mean":-0.000019520615751389414,"laplacian_energy":0.00023457815404981375,"laplacian_abs_mean":0.0038793073035776615,"gradient_magnitude_variance":0.001401317655108869,"gradient_magnitude_stddev":0.0374341756105423,"gradient_magnitude_cv":2.7806687355041504,"gradient_magnitude_max":0.2304006814956665,"gradient_energy_over_variance":0.0017286570509895682,"laplacian_energy_over_variance":0.00025640218518674374,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.003904612036421895,"scale_diff2_mid":0.04597736895084381,"scale_diff2_far":0.2630946636199951,"scale_diff2_near_over_variance":0.0042678783647716045,"scale_diff2_mid_over_variance":0.050254885107278824,"scale_diff2_far_over_variance":0.2875717282295227,"value_histogram":[[[0.4356689453125,0.4356689453125,0.4356689453125],[0.004608154296875,0.004608154296875,0.004608154296875],[0.004302978515625,0.004302978515625,0.004302978515625],[0.004119873046875,0.004119873046875,0.004119873046875],[0.0047149658203125,0.0047149658203125,0.0047149658203125],[0.0043792724609375,0.0043792724609375,0.0043792724609375],[0.0036773681640625,0.0036773681640625,0.0036773681640625],[0.0040740966796875,0.0040740966796875,0.0040740966796875],[0.00390625,0.00390625,0.00390625],[0.0042572021484375,0.0042572021484375,0.0042572021484375],[0.0043182373046875,0.0043182373046875,0.0043182373046875],[0.00457763671875,0.00457763671875,0.00457763671875],[0.0043792724609375,0.0043792724609375,0.0043792724609375],[0.0041351318359375,0.0041351318359375,0.0041351318359375],[0.0040435791015625,0.0040435791015625,0.0040435791015625],[0.00445556640625,0.00445556640625,0.00445556640625],[0.00445556640625,0.00445556640625,0.00445556640625],[0.00482177734375,0.00482177734375,0.00482177734375],[0.0055694580078125,0.0055694580078125,0.0055694580078125],[0.003173828125,0.003173828125,0.003173828125],[0.002899169921875,0.002899169921875,0.002899169921875],[0.002593994140625,0.002593994140625,0.002593994140625],[0.0028076171875,0.0028076171875,0.0028076171875],[0.003082275390625,0.003082275390625,0.003082275390625],[0.0025634765625,0.0025634765625,0.0025634765625],[0.0034637451171875,0.0034637451171875,0.0034637451171875],[0.003936767578125,0.003936767578125,0.003936767578125],[0.00390625,0.00390625,0.00390625],[0.0040435791015625,0.0040435791015625,0.0040435791015625],[0.0047607421875,0.0047607421875,0.0047607421875],[0.0052337646484375,0.0052337646484375,0.0052337646484375],[0.4430694580078125,0.4430694580078125,0.4430694580078125]]],"scale_curve":[[[0.015625,0.003904612036421895,0.0042678783647716045],[0.0625,0.04597736895084381,0.050254885107278824],[0.25,0.2630946636199951,0.2875717282295227]]]},"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\",\"64\",\"0\",\"121\"]"}