{"collection":"grad-noise-175k","coord":"t20_x37_u0_b152","data":{"index":167105,"ordinal":"163907009","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,mlt(dot(D,P),D))","image":"frame_expr-167105.png","measured":true,"step":45247,"globalStep":45247,"value_mean":-6.039613253960852e-10,"value_positive_fraction":0.49993896484375,"value_abs_mean":0.4286901652812958,"value_variance":0.3180100619792938,"value_stddev":0.5639237761497498,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.552143573760986,"gradient_energy_x":0.019545696675777435,"gradient_energy_y":0.00032410118728876114,"gradient_magnitude_mean":0.10556382685899734,"gradient_axis_bias":0.9673776030540466,"gradient_nonzero_flag":1,"laplacian_mean":1.68947408146769e-11,"laplacian_energy":0.006360597442835569,"laplacian_abs_mean":0.05417056754231453,"gradient_magnitude_variance":0.008725897409021854,"gradient_magnitude_stddev":0.09341251105070114,"gradient_magnitude_cv":0.8848912715911865,"gradient_magnitude_max":0.39324575662612915,"gradient_energy_over_variance":0.06248166039586067,"laplacian_energy_over_variance":0.02000124566257,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.028326580300927162,"scale_diff2_mid":0.17471811175346375,"scale_diff2_far":0.03288727253675461,"scale_diff2_near_over_variance":0.08907447755336761,"scale_diff2_mid_over_variance":0.5494106411933899,"scale_diff2_far_over_variance":0.1034158244729042,"value_histogram":[[[0.09503173828125,0.09503173828125,0.09503173828125],[0.0146484375,0.0146484375,0.0146484375],[0.013153076171875,0.013153076171875,0.013153076171875],[0.009796142578125,0.009796142578125,0.009796142578125],[0.011749267578125,0.011749267578125,0.011749267578125],[0.015777587890625,0.015777587890625,0.015777587890625],[0.01519775390625,0.01519775390625,0.01519775390625],[0.01361083984375,0.01361083984375,0.01361083984375],[0.0185546875,0.0185546875,0.0185546875],[0.023040771484375,0.023040771484375,0.023040771484375],[0.02203369140625,0.02203369140625,0.02203369140625],[0.020843505859375,0.020843505859375,0.020843505859375],[0.0318603515625,0.0318603515625,0.0318603515625],[0.041748046875,0.041748046875,0.041748046875],[0.047637939453125,0.047637939453125,0.047637939453125],[0.105316162109375,0.105316162109375,0.105316162109375],[0.105316162109375,0.105316162109375,0.105316162109375],[0.047637939453125,0.047637939453125,0.047637939453125],[0.041748046875,0.041748046875,0.041748046875],[0.0318603515625,0.0318603515625,0.0318603515625],[0.020843505859375,0.020843505859375,0.020843505859375],[0.02203369140625,0.02203369140625,0.02203369140625],[0.023040771484375,0.023040771484375,0.023040771484375],[0.0185546875,0.0185546875,0.0185546875],[0.01361083984375,0.01361083984375,0.01361083984375],[0.01519775390625,0.01519775390625,0.01519775390625],[0.015777587890625,0.015777587890625,0.015777587890625],[0.011749267578125,0.011749267578125,0.011749267578125],[0.009796142578125,0.009796142578125,0.009796142578125],[0.013153076171875,0.013153076171875,0.013153076171875],[0.0146484375,0.0146484375,0.0146484375],[0.09503173828125,0.09503173828125,0.09503173828125]]],"scale_curve":[[[0.015625,0.028326580300927162,0.08907447755336761],[0.0625,0.17471811175346375,0.5494106411933899],[0.25,0.03288727253675461,0.1034158244729042]]]},"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\",\"37\",\"0\",\"152\"]"}