{"collection":"grad-noise-175k","coord":"t20_x40_u0_b185","data":{"index":167741,"ordinal":"164028245","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,mod(dot(D,D),D))","image":"frame_expr-167741.png","measured":true,"step":50335,"globalStep":50335,"value_mean":-0.15710504353046417,"value_positive_fraction":0.2265625,"value_abs_mean":0.1745688021183014,"value_variance":0.021665990352630615,"value_stddev":0.14719371497631073,"value_min":-0.4020698070526123,"value_max":0.0968983918428421,"value_range":0.4989681839942932,"histogram_probability_sum":1,"histogram_entropy_bits":3.0955238342285156,"gradient_energy_x":0.0044560362584888935,"gradient_energy_y":0.0018515238771215081,"gradient_magnitude_mean":0.06542578339576721,"gradient_axis_bias":0.41291916370391846,"gradient_nonzero_flag":1,"laplacian_mean":0.0004481810610741377,"laplacian_energy":0.014412024058401585,"laplacian_abs_mean":0.07080111652612686,"gradient_magnitude_variance":0.002027328824624419,"gradient_magnitude_stddev":0.045025866478681564,"gradient_magnitude_cv":0.6881976127624512,"gradient_magnitude_max":0.3121359944343567,"gradient_energy_over_variance":0.2911272346973419,"laplacian_energy_over_variance":0.6651910543441772,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.008358809165656567,"scale_diff2_mid":0.042442161589860916,"scale_diff2_far":0,"scale_diff2_near_over_variance":0.38580322265625,"scale_diff2_mid_over_variance":1.9589300155639648,"scale_diff2_far_over_variance":0,"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],[0.0703125,0.0703125,0.0703125],[0.1171875,0.1171875,0.1171875],[0.140625,0.140625,0.140625],[0.1171875,0.1171875,0.1171875],[0.125,0.125,0.125],[0.078125,0.078125,0.078125],[0.125,0.125,0.125],[0.171875,0.171875,0.171875],[0.0546875,0.0546875,0.0546875],[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]]],"scale_curve":[[[0.015625,0.008358809165656567,0.38580322265625],[0.0625,0.042442161589860916,1.9589300155639648],[0.25,0,0]]]},"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\",\"40\",\"0\",\"185\"]"}