{"collection":"grad-noise-175k","coord":"t19_x4_u2_b25","data":{"index":140302,"ordinal":"154453450","topo":"o2(x,o2(o1(x),x))","expression":"mlt(P,div(frc(D),D))","image":"frame_expr-140302.png","measured":true,"step":2423,"globalStep":2423,"value_mean":-0.11049892008304596,"value_positive_fraction":0.421875,"value_abs_mean":0.8930829167366028,"value_variance":0.8557249903678894,"value_stddev":0.9250540137290955,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.2397453784942627,"gradient_energy_x":0.3472188711166382,"gradient_energy_y":0,"gradient_magnitude_mean":0.23014970123767853,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":3.775036283570898e-9,"laplacian_energy":0.6109415292739868,"laplacian_abs_mean":0.36965394020080566,"gradient_magnitude_variance":0.294140487909317,"gradient_magnitude_stddev":0.5423471927642822,"gradient_magnitude_cv":2.356497287750244,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.40575987100601196,"laplacian_energy_over_variance":0.7139461040496826,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.3668241500854492,"scale_diff2_mid":1.5631730556488037,"scale_diff2_far":0.20347914099693298,"scale_diff2_near_over_variance":0.42867061495780945,"scale_diff2_mid_over_variance":1.826723575592041,"scale_diff2_far_over_variance":0.23778566718101501,"value_histogram":[[[0.46484375,0.46484375,0.46484375],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.01171875,0.01171875,0.01171875],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.0390625,0.0390625,0.0390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0.359375,0.359375,0.359375]]],"scale_curve":[[[0.015625,0.3668241500854492,0.42867061495780945],[0.0625,1.5631730556488037,1.826723575592041],[0.25,0.20347914099693298,0.23778566718101501]]]},"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":"[\"19\",\"4\",\"2\",\"25\"]"}