{"collection":"grad-noise-175k","coord":"t19_x21_u5_b41","data":{"index":155080,"ordinal":"155140886","topo":"o2(x,o2(o1(x),x))","expression":"div(R,min(sgn(D),P))","image":"frame_expr-155080.png","measured":true,"step":120647,"globalStep":120647,"value_mean":-0.06091739982366562,"value_positive_fraction":0.4588775634765625,"value_abs_mean":0.30862340331077576,"value_variance":0.17666329443454742,"value_stddev":0.4203133285045624,"value_min":-1,"value_max":0.9988654255867004,"value_range":1.9988653659820557,"histogram_probability_sum":1,"histogram_entropy_bits":4.493775367736816,"gradient_energy_x":0.03964310884475708,"gradient_energy_y":0.0017539960099384189,"gradient_magnitude_mean":0.06989824771881104,"gradient_axis_bias":0.9152599573135376,"gradient_nonzero_flag":1,"laplacian_mean":-0.000007652763997612055,"laplacian_energy":0.0772002786397934,"laplacian_abs_mean":0.06895144283771515,"gradient_magnitude_variance":0.03651391342282295,"gradient_magnitude_stddev":0.19108614325523376,"gradient_magnitude_cv":2.7337758541107178,"gradient_magnitude_max":1.9975953102111816,"gradient_energy_over_variance":0.23432770371437073,"laplacian_energy_over_variance":0.43699103593826294,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.048183612525463104,"scale_diff2_mid":0.22253935039043427,"scale_diff2_far":0.32017022371292114,"scale_diff2_near_over_variance":0.2727426290512085,"scale_diff2_mid_over_variance":1.2596807479858398,"scale_diff2_far_over_variance":1.8123188018798828,"value_histogram":[[[0.063507080078125,0.063507080078125,0.063507080078125],[0.00408935546875,0.00408935546875,0.00408935546875],[0.007415771484375,0.007415771484375,0.007415771484375],[0.0121002197265625,0.0121002197265625,0.0121002197265625],[0.013885498046875,0.013885498046875,0.013885498046875],[0.0139312744140625,0.0139312744140625,0.0139312744140625],[0.0156707763671875,0.0156707763671875,0.0156707763671875],[0.0174713134765625,0.0174713134765625,0.0174713134765625],[0.0202484130859375,0.0202484130859375,0.0202484130859375],[0.02685546875,0.02685546875,0.02685546875],[0.0260467529296875,0.0260467529296875,0.0260467529296875],[0.0270843505859375,0.0270843505859375,0.0270843505859375],[0.0316162109375,0.0316162109375,0.0316162109375],[0.054901123046875,0.054901123046875,0.054901123046875],[0.091522216796875,0.091522216796875,0.091522216796875],[0.114654541015625,0.114654541015625,0.114654541015625],[0.0963134765625,0.0963134765625,0.0963134765625],[0.07562255859375,0.07562255859375,0.07562255859375],[0.0586395263671875,0.0586395263671875,0.0586395263671875],[0.0379486083984375,0.0379486083984375,0.0379486083984375],[0.030426025390625,0.030426025390625,0.030426025390625],[0.0274810791015625,0.0274810791015625,0.0274810791015625],[0.025482177734375,0.025482177734375,0.025482177734375],[0.02093505859375,0.02093505859375,0.02093505859375],[0.0177764892578125,0.0177764892578125,0.0177764892578125],[0.0155029296875,0.0155029296875,0.0155029296875],[0.0133819580078125,0.0133819580078125,0.0133819580078125],[0.0146942138671875,0.0146942138671875,0.0146942138671875],[0.0108795166015625,0.0108795166015625,0.0108795166015625],[0.007843017578125,0.007843017578125,0.007843017578125],[0.00457763671875,0.00457763671875,0.00457763671875],[0.001495361328125,0.001495361328125,0.001495361328125]]],"scale_curve":[[[0.015625,0.048183612525463104,0.2727426290512085],[0.0625,0.22253935039043427,1.2596807479858398],[0.25,0.32017022371292114,1.8123188018798828]]]},"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\",\"21\",\"5\",\"41\"]"}