{"collection":"grad-noise-175k","coord":"t20_x31_u0_b135","data":{"index":165882,"ordinal":"163664586","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,sub(div(P,D),D))","image":"frame_expr-165882.png","measured":true,"step":35463,"globalStep":35463,"value_mean":0.11153502017259598,"value_positive_fraction":0.55859375,"value_abs_mean":0.9354331493377686,"value_variance":0.9047412276268005,"value_stddev":0.9511788487434387,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.82035493850708,"gradient_energy_x":0.3852640390396118,"gradient_energy_y":0,"gradient_magnitude_mean":0.23189032077789307,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":3.776913448660935e-9,"laplacian_energy":0.709927499294281,"laplacian_abs_mean":0.4006325602531433,"gradient_magnitude_variance":0.33162176609039307,"gradient_magnitude_stddev":0.5758661031723022,"gradient_magnitude_cv":2.4833555221557617,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.42582786083221436,"laplacian_energy_over_variance":0.7846746444702148,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.3932752013206482,"scale_diff2_mid":1.6534574031829834,"scale_diff2_far":0.235541433095932,"scale_diff2_near_over_variance":0.4346825182437897,"scale_diff2_mid_over_variance":1.827547311782837,"scale_diff2_far_over_variance":0.26034119725227356,"value_histogram":[[[0.39453125,0.39453125,0.39453125],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.01171875,0.01171875,0.01171875],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.01171875,0.01171875,0.01171875],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.5,0.5,0.5]]],"scale_curve":[[[0.015625,0.3932752013206482,0.4346825182437897],[0.0625,1.6534574031829834,1.827547311782837],[0.25,0.235541433095932,0.26034119725227356]]]},"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\",\"31\",\"0\",\"135\"]"}