{"collection":"grad-noise-175k","coord":"t20_x38_u0_b67","data":{"index":167221,"ordinal":"163947325","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,lrg(sub(D,P),R))","image":"frame_expr-167221.png","measured":true,"step":46175,"globalStep":46175,"value_mean":0.47790834307670593,"value_positive_fraction":0.7556610107421875,"value_abs_mean":0.5214606523513794,"value_variance":0.22542379796504974,"value_stddev":0.4747881591320038,"value_min":-0.14541596174240112,"value_max":1,"value_range":1.145416021347046,"histogram_probability_sum":1,"histogram_entropy_bits":3.1942877769470215,"gradient_energy_x":0.003676528809592128,"gradient_energy_y":0.0001559602387715131,"gradient_magnitude_mean":0.03644629940390587,"gradient_axis_bias":0.9186115264892578,"gradient_nonzero_flag":1,"laplacian_mean":0.00016407867951784283,"laplacian_energy":0.004209436476230621,"laplacian_abs_mean":0.021756216883659363,"gradient_magnitude_variance":0.002505210693925619,"gradient_magnitude_stddev":0.05005208030343056,"gradient_magnitude_cv":1.3733103275299072,"gradient_magnitude_max":1.009833812713623,"gradient_energy_over_variance":0.017001261934638023,"laplacian_energy_over_variance":0.018673434853553772,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0059292009100317955,"scale_diff2_mid":0.038406480103731155,"scale_diff2_far":0.08307047933340073,"scale_diff2_near_over_variance":0.026302462443709373,"scale_diff2_mid_over_variance":0.1703745722770691,"scale_diff2_far_over_variance":0.3685080409049988,"value_histogram":[[[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],[0.0780029296875,0.0780029296875,0.0780029296875],[0.099609375,0.099609375,0.099609375],[0.0667266845703125,0.0667266845703125,0.0667266845703125],[0.0577239990234375,0.0577239990234375,0.0577239990234375],[0.09136962890625,0.09136962890625,0.09136962890625],[0.0868682861328125,0.0868682861328125,0.0868682861328125],[0.0024261474609375,0.0024261474609375,0.0024261474609375],[0.0070953369140625,0.0070953369140625,0.0070953369140625],[0.0019989013671875,0.0019989013671875,0.0019989013671875],[0.00628662109375,0.00628662109375,0.00628662109375],[0.0022430419921875,0.0022430419921875,0.0022430419921875],[0.0020751953125,0.0020751953125,0.0020751953125],[0.006622314453125,0.006622314453125,0.006622314453125],[0.0023193359375,0.0023193359375,0.0023193359375],[0.006866455078125,0.006866455078125,0.006866455078125],[0.0030670166015625,0.0030670166015625,0.0030670166015625],[0.08514404296875,0.08514404296875,0.08514404296875],[0.090911865234375,0.090911865234375,0.090911865234375],[0.302642822265625,0.302642822265625,0.302642822265625]]],"scale_curve":[[[0.015625,0.0059292009100317955,0.026302462443709373],[0.0625,0.038406480103731155,0.1703745722770691],[0.25,0.08307047933340073,0.3685080409049988]]]},"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\",\"38\",\"0\",\"67\"]"}