{"collection":"grad-noise-175k","coord":"t19_x25_u5_b13","data":{"index":158440,"ordinal":"155302462","topo":"o2(x,o2(o1(x),x))","expression":"sub(R,mlt(sgn(R),D))","image":"frame_expr-158440.png","measured":true,"step":147527,"globalStep":147527,"value_mean":0.006773118395358324,"value_positive_fraction":0.49505615234375,"value_abs_mean":0.434946745634079,"value_variance":0.2614400386810303,"value_stddev":0.5113120675086975,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.943737983703613,"gradient_energy_x":0.004982838407158852,"gradient_energy_y":0.003830025438219309,"gradient_magnitude_mean":0.08107203245162964,"gradient_axis_bias":0.13081026077270508,"gradient_nonzero_flag":1,"laplacian_mean":0.00008173238165909424,"laplacian_energy":0.0006757618975825608,"laplacian_abs_mean":0.020454520359635353,"gradient_magnitude_variance":0.002240189351141453,"gradient_magnitude_stddev":0.04733064025640488,"gradient_magnitude_cv":0.5838097333908081,"gradient_magnitude_max":0.2606132924556732,"gradient_energy_over_variance":0.033708926290273666,"laplacian_energy_over_variance":0.0025847682263702154,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.017294704914093018,"scale_diff2_mid":0.21140475571155548,"scale_diff2_far":0.47407597303390503,"scale_diff2_near_over_variance":0.0661517083644867,"scale_diff2_mid_over_variance":0.808616578578949,"scale_diff2_far_over_variance":1.8133257627487183,"value_histogram":[[[0.0213470458984375,0.0213470458984375,0.0213470458984375],[0.013519287109375,0.013519287109375,0.013519287109375],[0.0172271728515625,0.0172271728515625,0.0172271728515625],[0.02008056640625,0.02008056640625,0.02008056640625],[0.0269927978515625,0.0269927978515625,0.0269927978515625],[0.0271759033203125,0.0271759033203125,0.0271759033203125],[0.0296630859375,0.0296630859375,0.0296630859375],[0.03265380859375,0.03265380859375,0.03265380859375],[0.0347900390625,0.0347900390625,0.0347900390625],[0.03924560546875,0.03924560546875,0.03924560546875],[0.0409698486328125,0.0409698486328125,0.0409698486328125],[0.0433502197265625,0.0433502197265625,0.0433502197265625],[0.0415496826171875,0.0415496826171875,0.0415496826171875],[0.039581298828125,0.039581298828125,0.039581298828125],[0.037811279296875,0.037811279296875,0.037811279296875],[0.0389251708984375,0.0389251708984375,0.0389251708984375],[0.0373077392578125,0.0373077392578125,0.0373077392578125],[0.0323333740234375,0.0323333740234375,0.0323333740234375],[0.034088134765625,0.034088134765625,0.034088134765625],[0.0360870361328125,0.0360870361328125,0.0360870361328125],[0.0363616943359375,0.0363616943359375,0.0363616943359375],[0.0361480712890625,0.0361480712890625,0.0361480712890625],[0.0374298095703125,0.0374298095703125,0.0374298095703125],[0.0374908447265625,0.0374908447265625,0.0374908447265625],[0.0364837646484375,0.0364837646484375,0.0364837646484375],[0.0347137451171875,0.0347137451171875,0.0347137451171875],[0.0328216552734375,0.0328216552734375,0.0328216552734375],[0.026123046875,0.026123046875,0.026123046875],[0.0232391357421875,0.0232391357421875,0.0232391357421875],[0.019775390625,0.019775390625,0.019775390625],[0.014556884765625,0.014556884765625,0.014556884765625],[0.0201568603515625,0.0201568603515625,0.0201568603515625]]],"scale_curve":[[[0.015625,0.017294704914093018,0.0661517083644867],[0.0625,0.21140475571155548,0.808616578578949],[0.25,0.47407597303390503,1.8133257627487183]]]},"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\",\"25\",\"5\",\"13\"]"}