{"collection":"grad-noise-175k","coord":"t19_x26_u0_b14","data":{"index":158683,"ordinal":"155341859","topo":"o2(x,o2(o1(x),x))","expression":"sub(R,div(sqt(R),R))","image":"frame_expr-158683.png","measured":true,"step":149471,"globalStep":149471,"value_mean":-0.9884665012359619,"value_positive_fraction":0,"value_abs_mean":0.9884665012359619,"value_variance":0.006352927535772324,"value_stddev":0.07970525324344635,"value_min":-1,"value_max":-0.08713218569755554,"value_range":0.9128677845001221,"histogram_probability_sum":1,"histogram_entropy_bits":0.2600938081741333,"gradient_energy_x":0.0007689350168220699,"gradient_energy_y":0.0009240114013664424,"gradient_magnitude_mean":0.0041863201186060905,"gradient_axis_bias":-0.09160147607326508,"gradient_nonzero_flag":1,"laplacian_mean":0.000021595471480395645,"laplacian_energy":0.0032854611054062843,"laplacian_abs_mean":0.005415152758359909,"gradient_magnitude_variance":0.001675917999818921,"gradient_magnitude_stddev":0.04093797504901886,"gradient_magnitude_cv":9.778987884521484,"gradient_magnitude_max":1.1210083961486816,"gradient_energy_over_variance":0.2664828896522522,"laplacian_energy_over_variance":0.5171570181846619,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0014700025785714388,"scale_diff2_mid":0.006656988989561796,"scale_diff2_far":0.010318949818611145,"scale_diff2_near_over_variance":0.23138979077339172,"scale_diff2_mid_over_variance":1.0478615760803223,"scale_diff2_far_over_variance":1.6242825984954834,"value_histogram":[[[0.9751739501953125,0.9751739501953125,0.9751739501953125],[0.0015411376953125,0.0015411376953125,0.0015411376953125],[0.0019073486328125,0.0019073486328125,0.0019073486328125],[0.001556396484375,0.001556396484375,0.001556396484375],[0.0019683837890625,0.0019683837890625,0.0019683837890625],[0.0021820068359375,0.0021820068359375,0.0021820068359375],[0.0022125244140625,0.0022125244140625,0.0022125244140625],[0.003021240234375,0.003021240234375,0.003021240234375],[0.0019073486328125,0.0019073486328125,0.0019073486328125],[0.0020294189453125,0.0020294189453125,0.0020294189453125],[0.0018157958984375,0.0018157958984375,0.0018157958984375],[0.001861572265625,0.001861572265625,0.001861572265625],[0.0015411376953125,0.0015411376953125,0.0015411376953125],[0.0006561279296875,0.0006561279296875,0.0006561279296875],[0.0006256103515625,0.0006256103515625,0.0006256103515625],[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],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.0014700025785714388,0.23138979077339172],[0.0625,0.006656988989561796,1.0478615760803223],[0.25,0.010318949818611145,1.6242825984954834]]]},"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\",\"26\",\"0\",\"14\"]"}