{"collection":"grad-noise-175k","coord":"t18_x69_u0_b193","data":{"index":134428,"ordinal":"148958680","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(R,lrg(D,lrg(R,P)))","image":"frame_expr-134428.png","measured":true,"step":103831,"globalStep":103831,"value_mean":-0.19041697680950165,"value_positive_fraction":0.36981201171875,"value_abs_mean":0.48778530955314636,"value_variance":0.2957206666469574,"value_stddev":0.54380202293396,"value_min":-1,"value_max":0.9802173972129822,"value_range":1.980217456817627,"histogram_probability_sum":1,"histogram_entropy_bits":4.7939534187316895,"gradient_energy_x":0.02410084195435047,"gradient_energy_y":0.0030133819673210382,"gradient_magnitude_mean":0.08757206797599792,"gradient_axis_bias":0.7777268886566162,"gradient_nonzero_flag":1,"laplacian_mean":0.00013092168956063688,"laplacian_energy":0.04007858783006668,"laplacian_abs_mean":0.0613340400159359,"gradient_magnitude_variance":0.019446443766355515,"gradient_magnitude_stddev":0.13945050537586212,"gradient_magnitude_cv":1.592408537864685,"gradient_magnitude_max":1.0222303867340088,"gradient_energy_over_variance":0.09168863296508789,"laplacian_energy_over_variance":0.1355285346508026,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.03529622405767441,"scale_diff2_mid":0.22639448940753937,"scale_diff2_far":0.3919825553894043,"scale_diff2_near_over_variance":0.11935663968324661,"scale_diff2_mid_over_variance":0.765568733215332,"scale_diff2_far_over_variance":1.3255163431167603,"value_histogram":[[[0.125335693359375,0.125335693359375,0.125335693359375],[0.0211029052734375,0.0211029052734375,0.0211029052734375],[0.0275115966796875,0.0275115966796875,0.0275115966796875],[0.023773193359375,0.023773193359375,0.023773193359375],[0.027587890625,0.027587890625,0.027587890625],[0.0283050537109375,0.0283050537109375,0.0283050537109375],[0.033355712890625,0.033355712890625,0.033355712890625],[0.0338592529296875,0.0338592529296875,0.0338592529296875],[0.03173828125,0.03173828125,0.03173828125],[0.0386505126953125,0.0386505126953125,0.0386505126953125],[0.0416107177734375,0.0416107177734375,0.0416107177734375],[0.0413818359375,0.0413818359375,0.0413818359375],[0.0449981689453125,0.0449981689453125,0.0449981689453125],[0.0412445068359375,0.0412445068359375,0.0412445068359375],[0.0370330810546875,0.0370330810546875,0.0370330810546875],[0.032623291015625,0.032623291015625,0.032623291015625],[0.032623291015625,0.032623291015625,0.032623291015625],[0.03143310546875,0.03143310546875,0.03143310546875],[0.0302581787109375,0.0302581787109375,0.0302581787109375],[0.0294647216796875,0.0294647216796875,0.0294647216796875],[0.0274810791015625,0.0274810791015625,0.0274810791015625],[0.0296783447265625,0.0296783447265625,0.0296783447265625],[0.0294189453125,0.0294189453125,0.0294189453125],[0.028594970703125,0.028594970703125,0.028594970703125],[0.023651123046875,0.023651123046875,0.023651123046875],[0.0218353271484375,0.0218353271484375,0.0218353271484375],[0.0228424072265625,0.0228424072265625,0.0228424072265625],[0.0211944580078125,0.0211944580078125,0.0211944580078125],[0.0179901123046875,0.0179901123046875,0.0179901123046875],[0.012908935546875,0.012908935546875,0.012908935546875],[0.0074920654296875,0.0074920654296875,0.0074920654296875],[0.003021240234375,0.003021240234375,0.003021240234375]]],"scale_curve":[[[0.015625,0.03529622405767441,0.11935663968324661],[0.0625,0.22639448940753937,0.765568733215332],[0.25,0.3919825553894043,1.3255163431167603]]]},"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":"[\"18\",\"69\",\"0\",\"193\"]"}