{"collection":"grad-noise-175k","coord":"t20_x39_u0_b154","data":{"index":167509,"ordinal":"163987813","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,div(add(D,D),P))","image":"frame_expr-167509.png","measured":true,"step":48479,"globalStep":48479,"value_mean":-0.0312851220369339,"value_positive_fraction":0.4140625,"value_abs_mean":0.2238006293773651,"value_variance":0.14252305030822754,"value_stddev":0.3775222599506378,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":3.41534686088562,"gradient_energy_x":0.026635468006134033,"gradient_energy_y":0,"gradient_magnitude_mean":0.051110390573740005,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":-0.00007379688759101555,"laplacian_energy":0.0481376051902771,"laplacian_abs_mean":0.045683667063713074,"gradient_magnitude_variance":0.02402176707983017,"gradient_magnitude_stddev":0.1549895703792572,"gradient_magnitude_cv":3.032447338104248,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.18688534200191498,"laplacian_energy_over_variance":0.3377531170845032,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.03759826347231865,"scale_diff2_mid":0.16622202098369598,"scale_diff2_far":0.17812973260879517,"scale_diff2_near_over_variance":0.2638047933578491,"scale_diff2_mid_over_variance":1.1662817001342773,"scale_diff2_far_over_variance":1.2498310804367065,"value_histogram":[[[0.0625,0.0625,0.0625],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.03515625,0.03515625,0.03515625],[0.0625,0.0625,0.0625],[0.0625,0.0625,0.0625],[0.171875,0.171875,0.171875],[0.1640625,0.1640625,0.1640625],[0.14453125,0.14453125,0.14453125],[0.08984375,0.08984375,0.08984375],[0.078125,0.078125,0.078125],[0.0390625,0.0390625,0.0390625],[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],[0.0625,0.0625,0.0625]]],"scale_curve":[[[0.015625,0.03759826347231865,0.2638047933578491],[0.0625,0.16622202098369598,1.1662817001342773],[0.25,0.17812973260879517,1.2498310804367065]]]},"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\",\"39\",\"0\",\"154\"]"}