{"collection":"grad-noise-175k","coord":"t19_x3_u6_b19","data":{"index":139933,"ordinal":"154413847","topo":"o2(x,o2(o1(x),x))","expression":"sub(P,min(nrm(D),P))","image":"frame_expr-139933.png","measured":true,"step":147871,"globalStep":147871,"value_mean":0.48972848057746887,"value_positive_fraction":0.5625,"value_abs_mean":0.48972848057746887,"value_variance":0.23242677748203278,"value_stddev":0.48210659623146057,"value_min":0,"value_max":1,"value_range":1,"histogram_probability_sum":1,"histogram_entropy_bits":1.6936010122299194,"gradient_energy_x":0.0023602177388966084,"gradient_energy_y":0.00046409619972109795,"gradient_magnitude_mean":0.014483248814940453,"gradient_axis_bias":0.6713564991950989,"gradient_nonzero_flag":1,"laplacian_mean":0.000004399969839141704,"laplacian_energy":0.0023148145992308855,"laplacian_abs_mean":0.009007313288748264,"gradient_magnitude_variance":0.0026141188573092222,"gradient_magnitude_stddev":0.05112845450639725,"gradient_magnitude_cv":3.5301785469055176,"gradient_magnitude_max":0.8079139590263367,"gradient_energy_over_variance":0.012151413597166538,"laplacian_energy_over_variance":0.00995932798832655,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.006278613582253456,"scale_diff2_mid":0.03215080127120018,"scale_diff2_far":0.061164624989032745,"scale_diff2_near_over_variance":0.027013296261429787,"scale_diff2_mid_over_variance":0.13832657039165497,"scale_diff2_far_over_variance":0.263156533241272,"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],[0,0,0],[0,0,0],[0,0,0],[0.46142578125,0.46142578125,0.46142578125],[0.0078125,0.0078125,0.0078125],[0.00830078125,0.00830078125,0.00830078125],[0.00537109375,0.00537109375,0.00537109375],[0.00830078125,0.00830078125,0.00830078125],[0.00634765625,0.00634765625,0.00634765625],[0.0087890625,0.0087890625,0.0087890625],[0.00732421875,0.00732421875,0.00732421875],[0.005859375,0.005859375,0.005859375],[0.0048828125,0.0048828125,0.0048828125],[0.0068359375,0.0068359375,0.0068359375],[0.00634765625,0.00634765625,0.00634765625],[0.00537109375,0.00537109375,0.00537109375],[0.00634765625,0.00634765625,0.00634765625],[0.00341796875,0.00341796875,0.00341796875],[0.447265625,0.447265625,0.447265625]]],"scale_curve":[[[0.015625,0.006278613582253456,0.027013296261429787],[0.0625,0.03215080127120018,0.13832657039165497],[0.25,0.061164624989032745,0.263156533241272]]]},"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\",\"3\",\"6\",\"19\"]"}