{"collection":"grad-noise-175k","coord":"t20_x48_u0_b140","data":{"index":169304,"ordinal":"164351408","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,sub(min(R,D),P))","image":"frame_expr-169304.png","measured":true,"step":62839,"globalStep":62839,"value_mean":0.03653319925069809,"value_positive_fraction":0.52008056640625,"value_abs_mean":0.943880558013916,"value_variance":0.9264556169509888,"value_stddev":0.9625256061553955,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.8731366395950317,"gradient_energy_x":0.0007320116856135428,"gradient_energy_y":0.000125005841255188,"gradient_magnitude_mean":0.009040559642016888,"gradient_axis_bias":0.7082770466804504,"gradient_nonzero_flag":1,"laplacian_mean":0.000010434371688461397,"laplacian_energy":0.00006023916648700833,"laplacian_abs_mean":0.002061417093500495,"gradient_magnitude_variance":0.0007748621865175664,"gradient_magnitude_stddev":0.027836346998810768,"gradient_magnitude_cv":3.0790512561798096,"gradient_magnitude_max":0.21009278297424316,"gradient_energy_over_variance":0.0009250497678294778,"laplacian_energy_over_variance":0.00006502110772999004,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0021991971880197525,"scale_diff2_mid":0.029848961159586906,"scale_diff2_far":0.25278398394584656,"scale_diff2_near_over_variance":0.002373775001615286,"scale_diff2_mid_over_variance":0.03221844881772995,"scale_diff2_far_over_variance":0.2728506326675415,"value_histogram":[[[0.427642822265625,0.427642822265625,0.427642822265625],[0.0061798095703125,0.0061798095703125,0.0061798095703125],[0.005950927734375,0.005950927734375,0.005950927734375],[0.004150390625,0.004150390625,0.004150390625],[0.003082275390625,0.003082275390625,0.003082275390625],[0.0031890869140625,0.0031890869140625,0.0031890869140625],[0.00262451171875,0.00262451171875,0.00262451171875],[0.0028228759765625,0.0028228759765625,0.0028228759765625],[0.0025177001953125,0.0025177001953125,0.0025177001953125],[0.0023345947265625,0.0023345947265625,0.0023345947265625],[0.0027008056640625,0.0027008056640625,0.0027008056640625],[0.0021514892578125,0.0021514892578125,0.0021514892578125],[0.0023651123046875,0.0023651123046875,0.0023651123046875],[0.0031585693359375,0.0031585693359375,0.0031585693359375],[0.002838134765625,0.002838134765625,0.002838134765625],[0.0059967041015625,0.0059967041015625,0.0059967041015625],[0.008056640625,0.008056640625,0.008056640625],[0.0045623779296875,0.0045623779296875,0.0045623779296875],[0.0035400390625,0.0035400390625,0.0035400390625],[0.0033111572265625,0.0033111572265625,0.0033111572265625],[0.002227783203125,0.002227783203125,0.002227783203125],[0.0029296875,0.0029296875,0.0029296875],[0.00238037109375,0.00238037109375,0.00238037109375],[0.0030364990234375,0.0030364990234375,0.0030364990234375],[0.0026397705078125,0.0026397705078125,0.0026397705078125],[0.0028533935546875,0.0028533935546875,0.0028533935546875],[0.0028076171875,0.0028076171875,0.0028076171875],[0.0030670166015625,0.0030670166015625,0.0030670166015625],[0.0029296875,0.0029296875,0.0029296875],[0.003265380859375,0.003265380859375,0.003265380859375],[0.0038299560546875,0.0038299560546875,0.0038299560546875],[0.4688568115234375,0.4688568115234375,0.4688568115234375]]],"scale_curve":[[[0.015625,0.0021991971880197525,0.002373775001615286],[0.0625,0.029848961159586906,0.03221844881772995],[0.25,0.25278398394584656,0.2728506326675415]]]},"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\",\"48\",\"0\",\"140\"]"}