{"collection":"grad-noise-175k","coord":"t19_x16_u5_b100","data":{"index":150904,"ordinal":"154938940","topo":"o2(x,o2(o1(x),x))","expression":"dot(D,sub(sgn(R),D))","image":"frame_expr-150904.png","measured":true,"step":87239,"globalStep":87239,"value_mean":-0.23042793571949005,"value_positive_fraction":0.2613525390625,"value_abs_mean":0.3117247223854065,"value_variance":0.10099314153194427,"value_stddev":0.31779417395591736,"value_min":-1,"value_max":0.3891015350818634,"value_range":1.389101505279541,"histogram_probability_sum":1,"histogram_entropy_bits":4.292446613311768,"gradient_energy_x":0.0040582288056612015,"gradient_energy_y":0.00411516148597002,"gradient_magnitude_mean":0.08245108276605606,"gradient_axis_bias":-0.006965613923966885,"gradient_nonzero_flag":1,"laplacian_mean":0.0003009674546774477,"laplacian_energy":0.0010215957881882787,"laplacian_abs_mean":0.025880170986056328,"gradient_magnitude_variance":0.0013751628575846553,"gradient_magnitude_stddev":0.03708318993449211,"gradient_magnitude_cv":0.44975990056991577,"gradient_magnitude_max":0.20655065774917603,"gradient_energy_over_variance":0.08093015849590302,"laplacian_energy_over_variance":0.010115496814250946,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.015602251514792442,"scale_diff2_mid":0.15493804216384888,"scale_diff2_far":0.1783984750509262,"scale_diff2_near_over_variance":0.1544882357120514,"scale_diff2_mid_over_variance":1.5341442823410034,"scale_diff2_far_over_variance":1.7664415836334229,"value_histogram":[[[0.0176544189453125,0.0176544189453125,0.0176544189453125],[0.0101470947265625,0.0101470947265625,0.0101470947265625],[0.014862060546875,0.014862060546875,0.014862060546875],[0.0261688232421875,0.0261688232421875,0.0261688232421875],[0.034027099609375,0.034027099609375,0.034027099609375],[0.0323333740234375,0.0323333740234375,0.0323333740234375],[0.03546142578125,0.03546142578125,0.03546142578125],[0.0382843017578125,0.0382843017578125,0.0382843017578125],[0.0441436767578125,0.0441436767578125,0.0441436767578125],[0.054412841796875,0.054412841796875,0.054412841796875],[0.06256103515625,0.06256103515625,0.06256103515625],[0.089569091796875,0.089569091796875,0.089569091796875],[0.0778656005859375,0.0778656005859375,0.0778656005859375],[0.0772705078125,0.0772705078125,0.0772705078125],[0.0604095458984375,0.0604095458984375,0.0604095458984375],[0.0634765625,0.0634765625,0.0634765625],[0.058868408203125,0.058868408203125,0.058868408203125],[0.051849365234375,0.051849365234375,0.051849365234375],[0.0469970703125,0.0469970703125,0.0469970703125],[0.05487060546875,0.05487060546875,0.05487060546875],[0.034912109375,0.034912109375,0.034912109375],[0.01275634765625,0.01275634765625,0.01275634765625],[0.0010986328125,0.0010986328125,0.0010986328125],[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":[[[0.015625,0.015602251514792442,0.1544882357120514],[0.0625,0.15493804216384888,1.5341442823410034],[0.25,0.1783984750509262,1.7664415836334229]]]},"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\",\"16\",\"5\",\"100\"]"}