{"collection":"grad-noise-175k","coord":"t20_x44_u0_b29","data":{"index":168389,"ordinal":"164189693","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,mlt(eql(D,R),R))","image":"frame_expr-168389.png","measured":true,"step":55519,"globalStep":55519,"value_mean":-0.00002379214856773615,"value_positive_fraction":0.4998626708984375,"value_abs_mean":0.0943605825304985,"value_variance":0.010823728516697884,"value_stddev":0.10403715074062347,"value_min":-0.14541596174240112,"value_max":0.14541596174240112,"value_range":0.29083192348480225,"histogram_probability_sum":1,"histogram_entropy_bits":2.5613315105438232,"gradient_energy_x":0.0016371820820495486,"gradient_energy_y":5.3175135406036134e-8,"gradient_magnitude_mean":0.03611734136939049,"gradient_axis_bias":0.9999350309371948,"gradient_nonzero_flag":1,"laplacian_mean":-6.948948083618234e-8,"laplacian_energy":0.00027178163873031735,"laplacian_abs_mean":0.014660298824310303,"gradient_magnitude_variance":0.0003335752116981894,"gradient_magnitude_stddev":0.018264040350914,"gradient_magnitude_cv":0.5056861639022827,"gradient_magnitude_max":0.2293531596660614,"gradient_energy_over_variance":0.1512635201215744,"laplacian_energy_over_variance":0.025109797716140747,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.003151064971461892,"scale_diff2_mid":0.021832572296261787,"scale_diff2_far":0.0000027722960567189148,"scale_diff2_near_over_variance":0.29112565517425537,"scale_diff2_mid_over_variance":2.0171027183532715,"scale_diff2_far_over_variance":0.00025613134494051337,"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],[0.1875,0.1875,0.1875],[0.187591552734375,0.187591552734375,0.187591552734375],[0.1250457763671875,0.1250457763671875,0.1250457763671875],[0.1250457763671875,0.1250457763671875,0.1250457763671875],[0.18731689453125,0.18731689453125,0.18731689453125],[0.1875,0.1875,0.1875],[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]]],"scale_curve":[[[0.015625,0.003151064971461892,0.29112565517425537],[0.0625,0.021832572296261787,2.0171027183532715],[0.25,0.0000027722960567189148,0.00025613134494051337]]]},"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\",\"44\",\"0\",\"29\"]"}