{"collection":"grad-noise-175k","coord":"t20_x79_u0_b52","data":{"index":175447,"ordinal":"165603751","topo":"o2(x,o2(o2(x,x),x))","expression":"add(R,pow(min(R,R),D))","image":"frame_expr-175447.png","measured":true,"step":111983,"globalStep":111983,"value_mean":-0.9141921401023865,"value_positive_fraction":0.04296875,"value_abs_mean":0.9998701214790344,"value_variance":0.1640210896730423,"value_stddev":0.4049951732158661,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.2633303999900818,"gradient_energy_x":0.016885334625840187,"gradient_energy_y":0.016308657824993134,"gradient_magnitude_mean":0.016573941335082054,"gradient_axis_bias":0.01737292669713497,"gradient_nonzero_flag":1,"laplacian_mean":7.770680099383753e-7,"laplacian_energy":0.06946378946304321,"laplacian_abs_mean":0.03328823670744896,"gradient_magnitude_variance":0.03290972113609314,"gradient_magnitude_stddev":0.18141035735607147,"gradient_magnitude_cv":10.945516586303711,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.2023763507604599,"laplacian_energy_over_variance":0.4235052168369293,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.025324033573269844,"scale_diff2_mid":0.10909448564052582,"scale_diff2_far":0.2743828594684601,"scale_diff2_near_over_variance":0.1543949842453003,"scale_diff2_mid_over_variance":0.665124773979187,"scale_diff2_far_over_variance":1.6728510856628418,"value_histogram":[[[0.95703125,0.95703125,0.95703125],[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],[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],[0.0004119873046875,0.0004119873046875,0.0004119873046875],[0.00054931640625,0.00054931640625,0.00054931640625],[0.0420074462890625,0.0420074462890625,0.0420074462890625]]],"scale_curve":[[[0.015625,0.025324033573269844,0.1543949842453003],[0.0625,0.10909448564052582,0.665124773979187],[0.25,0.2743828594684601,1.6728510856628418]]]},"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\",\"79\",\"0\",\"52\"]"}