{"collection":"grad-noise-175k","coord":"t20_x3_u0_b72","data":{"index":160191,"ordinal":"162533295","topo":"o2(x,o2(o2(x,x),x))","expression":"add(P,lrg(lrg(P,D),P))","image":"frame_expr-160191.png","measured":true,"step":161535,"globalStep":161535,"value_mean":0.09375,"value_positive_fraction":0.5625,"value_abs_mean":0.90625,"value_variance":0.8766182065010071,"value_stddev":0.9362789392471313,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.1065514087677,"gradient_energy_x":0.005022428929805756,"gradient_energy_y":0,"gradient_magnitude_mean":0.015868792310357094,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":0,"laplacian_energy":0.008084110915660858,"laplacian_abs_mean":0.010710273869335651,"gradient_magnitude_variance":0.004772363230586052,"gradient_magnitude_stddev":0.06908228993415833,"gradient_magnitude_cv":4.353342533111572,"gradient_magnitude_max":0.9994179010391235,"gradient_energy_over_variance":0.005729322787374258,"laplacian_energy_over_variance":0.009221929125487804,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.00796164758503437,"scale_diff2_mid":0.044782381504774094,"scale_diff2_far":0.19230006635189056,"scale_diff2_near_over_variance":0.009082228876650333,"scale_diff2_mid_over_variance":0.05108538642525673,"scale_diff2_far_over_variance":0.21936580538749695,"value_histogram":[[[0.38671875,0.38671875,0.38671875],[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],[0,0,0],[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],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.01171875,0.01171875,0.01171875],[0.0234375,0.0234375,0.0234375],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.4609375,0.4609375,0.4609375]]],"scale_curve":[[[0.015625,0.00796164758503437,0.009082228876650333],[0.0625,0.044782381504774094,0.05108538642525673],[0.25,0.19230006635189056,0.21936580538749695]]]},"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\",\"3\",\"0\",\"72\"]"}