{"collection":"grad-noise-175k","coord":"t19_x25_u0_b103","data":{"index":157925,"ordinal":"155301547","topo":"o2(x,o2(o1(x),x))","expression":"dot(R,pow(sqt(R),D))","image":"frame_expr-157925.png","measured":true,"step":143407,"globalStep":143407,"value_mean":-0.993252158164978,"value_positive_fraction":0.003875732421875,"value_abs_mean":0.9989360570907593,"value_variance":0.012098316103219986,"value_stddev":0.10999234765768051,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.047036681324243546,"gradient_energy_x":0.0015642994549125433,"gradient_energy_y":0.0013654978247359395,"gradient_magnitude_mean":0.0018557540606707335,"gradient_axis_bias":0.06785507500171661,"gradient_nonzero_flag":1,"laplacian_mean":0,"laplacian_energy":0.006128358189016581,"laplacian_abs_mean":0.0033959730062633753,"gradient_magnitude_variance":0.002923771971836686,"gradient_magnitude_stddev":0.05407191440463066,"gradient_magnitude_cv":29.137435913085938,"gradient_magnitude_max":2.010817766189575,"gradient_energy_over_variance":0.2421657145023346,"laplacian_energy_over_variance":0.5065463781356812,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.005218043923377991,"scale_diff2_mid":0.02273394912481308,"scale_diff2_far":0.04245458543300629,"scale_diff2_near_over_variance":0.4313032925128937,"scale_diff2_mid_over_variance":1.8791002035140991,"scale_diff2_far_over_variance":3.509131669998169,"value_histogram":[[[0.99609375,0.99609375,0.99609375],[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],[0.000030517578125,0.000030517578125,0.000030517578125],[0.0001068115234375,0.0001068115234375,0.0001068115234375],[0.000152587890625,0.000152587890625,0.000152587890625],[0.0001220703125,0.0001220703125,0.0001220703125],[0.0002288818359375,0.0002288818359375,0.0002288818359375],[0.00018310546875,0.00018310546875,0.00018310546875],[0.000152587890625,0.000152587890625,0.000152587890625],[0.0001220703125,0.0001220703125,0.0001220703125],[0.000091552734375,0.000091552734375,0.000091552734375],[0.00006103515625,0.00006103515625,0.00006103515625],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.0000762939453125,0.0000762939453125,0.0000762939453125],[0,0,0],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.0001068115234375,0.0001068115234375,0.0001068115234375],[0,0,0],[0.002197265625,0.002197265625,0.002197265625]]],"scale_curve":[[[0.015625,0.005218043923377991,0.4313032925128937],[0.0625,0.02273394912481308,1.8791002035140991],[0.25,0.04245458543300629,3.509131669998169]]]},"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\",\"0\",\"103\"]"}