{"collection":"grad-noise-175k","coord":"t20_x52_u0_b90","data":{"index":170058,"ordinal":"164512962","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,min(mlt(R,R),D))","image":"frame_expr-170058.png","measured":true,"step":68871,"globalStep":68871,"value_mean":-0.05735871568322182,"value_positive_fraction":0.42962646484375,"value_abs_mean":0.19288964569568634,"value_variance":0.04442698135972023,"value_stddev":0.21077708899974823,"value_min":-0.3844137191772461,"value_max":0.29083192348480225,"value_range":0.6752456426620483,"histogram_probability_sum":1,"histogram_entropy_bits":3.414954662322998,"gradient_energy_x":0.00643605412915349,"gradient_energy_y":0.00005135992978466675,"gradient_magnitude_mean":0.07207606732845306,"gradient_axis_bias":0.9841662645339966,"gradient_nonzero_flag":1,"laplacian_mean":0.00013906841923017055,"laplacian_energy":0.00106296397279948,"laplacian_abs_mean":0.028955068439245224,"gradient_magnitude_variance":0.0012929163640365005,"gradient_magnitude_stddev":0.03595714643597603,"gradient_magnitude_cv":0.49887773394584656,"gradient_magnitude_max":0.13617360591888428,"gradient_energy_over_variance":0.1460241973400116,"laplacian_energy_over_variance":0.023926090449094772,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.01267143152654171,"scale_diff2_mid":0.08787970244884491,"scale_diff2_far":0.006867136340588331,"scale_diff2_near_over_variance":0.28521928191185,"scale_diff2_mid_over_variance":1.9780704975128174,"scale_diff2_far_over_variance":0.1545713096857071,"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],[0.016082763671875,0.016082763671875,0.016082763671875],[0.12261962890625,0.12261962890625,0.12261962890625],[0.1468963623046875,0.1468963623046875,0.1468963623046875],[0.0453948974609375,0.0453948974609375,0.0453948974609375],[0.1029205322265625,0.1029205322265625,0.1029205322265625],[0.0357208251953125,0.0357208251953125,0.0357208251953125],[0.1006011962890625,0.1006011962890625,0.1006011962890625],[0.1099090576171875,0.1099090576171875,0.1099090576171875],[0.052001953125,0.052001953125,0.052001953125],[0.1132965087890625,0.1132965087890625,0.1132965087890625],[0.0655517578125,0.0655517578125,0.0655517578125],[0.0890045166015625,0.0890045166015625,0.0890045166015625],[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":[[[0.015625,0.01267143152654171,0.28521928191185],[0.0625,0.08787970244884491,1.9780704975128174],[0.25,0.006867136340588331,0.1545713096857071]]]},"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\",\"52\",\"0\",\"90\"]"}