{"collection":"grad-noise-175k","coord":"t19_x1_u0_b20","data":{"index":137514,"ordinal":"154331840","topo":"o2(x,o2(o1(x),x))","expression":"sub(P,dot(sqt(P),D))","image":"frame_expr-137514.png","measured":true,"step":128519,"globalStep":128519,"value_mean":-0.5127910375595093,"value_positive_fraction":0.2470855712890625,"value_abs_mean":0.9880536794662476,"value_variance":0.7213495373725891,"value_stddev":0.8493229746818542,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.023877501487732,"gradient_energy_x":0.0025237940717488527,"gradient_energy_y":0.007777639199048281,"gradient_magnitude_mean":0.009101674892008305,"gradient_axis_bias":-0.5100110173225403,"gradient_nonzero_flag":1,"laplacian_mean":-0.000014026316421222873,"laplacian_energy":0.019897131249308586,"laplacian_abs_mean":0.013260546140372753,"gradient_magnitude_variance":0.01021102350205183,"gradient_magnitude_stddev":0.10104960948228836,"gradient_magnitude_cv":11.102309226989746,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.014280778355896473,"laplacian_energy_over_variance":0.027583202347159386,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.013970586471259594,"scale_diff2_mid":0.06641681492328644,"scale_diff2_far":0.3081730008125305,"scale_diff2_near_over_variance":0.019367290660738945,"scale_diff2_mid_over_variance":0.092072993516922,"scale_diff2_far_over_variance":0.4272172749042511,"value_histogram":[[[0.75,0.75,0.75],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.0001678466796875,0.0001678466796875,0.0001678466796875],[0.00030517578125,0.00030517578125,0.00030517578125],[0.0004730224609375,0.0004730224609375,0.0004730224609375],[0.00054931640625,0.00054931640625,0.00054931640625],[0.000701904296875,0.000701904296875,0.000701904296875],[0.0007171630859375,0.0007171630859375,0.0007171630859375],[0.0008697509765625,0.0008697509765625,0.0008697509765625],[0.000946044921875,0.000946044921875,0.000946044921875],[0.000946044921875,0.000946044921875,0.000946044921875],[0.001251220703125,0.001251220703125,0.001251220703125],[0.0012969970703125,0.0012969970703125,0.0012969970703125],[0.0013427734375,0.0013427734375,0.0013427734375],[0.0010223388671875,0.0010223388671875,0.0010223388671875],[0.0010986328125,0.0010986328125,0.0010986328125],[0.000823974609375,0.000823974609375,0.000823974609375],[0.0012359619140625,0.0012359619140625,0.0012359619140625],[0.00140380859375,0.00140380859375,0.00140380859375],[0.00164794921875,0.00164794921875,0.00164794921875],[0.002288818359375,0.002288818359375,0.002288818359375],[0.002288818359375,0.002288818359375,0.002288818359375],[0.0023651123046875,0.0023651123046875,0.0023651123046875],[0.22625732421875,0.22625732421875,0.22625732421875]]],"scale_curve":[[[0.015625,0.013970586471259594,0.019367290660738945],[0.0625,0.06641681492328644,0.092072993516922],[0.25,0.3081730008125305,0.4272172749042511]]]},"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\",\"1\",\"0\",\"20\"]"}