{"collection":"grad-noise-175k","coord":"t20_x52_u0_b42","data":{"index":170010,"ordinal":"164512914","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,div(dot(R,R),D))","image":"frame_expr-170010.png","measured":true,"step":68487,"globalStep":68487,"value_mean":-0.0010748819913715124,"value_positive_fraction":0.500213623046875,"value_abs_mean":0.9045671820640564,"value_variance":0.8729626536369324,"value_stddev":0.9343246817588806,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.361884832382202,"gradient_energy_x":0.3210090696811676,"gradient_energy_y":0.0014051867183297873,"gradient_magnitude_mean":0.24780680239200592,"gradient_axis_bias":0.9912834167480469,"gradient_nonzero_flag":1,"laplacian_mean":0.000019925068045267835,"laplacian_energy":0.5333889126777649,"laplacian_abs_mean":0.3378712236881256,"gradient_magnitude_variance":0.2610713243484497,"gradient_magnitude_stddev":0.5109513998031616,"gradient_magnitude_cv":2.061894178390503,"gradient_magnitude_max":2.0396647453308105,"gradient_energy_over_variance":0.3693333864212036,"laplacian_energy_over_variance":0.6110100150108337,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.3848939538002014,"scale_diff2_mid":1.680812954902649,"scale_diff2_far":0.10086191445589066,"scale_diff2_near_over_variance":0.4409054219722748,"scale_diff2_mid_over_variance":1.9254121780395508,"scale_diff2_far_over_variance":0.1155397817492485,"value_histogram":[[[0.4120330810546875,0.4120330810546875,0.4120330810546875],[0.0053863525390625,0.0053863525390625,0.0053863525390625],[0.005645751953125,0.005645751953125,0.005645751953125],[0.005584716796875,0.005584716796875,0.005584716796875],[0.0054168701171875,0.0054168701171875,0.0054168701171875],[0.006134033203125,0.006134033203125,0.006134033203125],[0.0065460205078125,0.0065460205078125,0.0065460205078125],[0.00689697265625,0.00689697265625,0.00689697265625],[0.0057525634765625,0.0057525634765625,0.0057525634765625],[0.0056915283203125,0.0056915283203125,0.0056915283203125],[0.006378173828125,0.006378173828125,0.006378173828125],[0.005126953125,0.005126953125,0.005126953125],[0.0057220458984375,0.0057220458984375,0.0057220458984375],[0.0051422119140625,0.0051422119140625,0.0051422119140625],[0.0066375732421875,0.0066375732421875,0.0066375732421875],[0.00567626953125,0.00567626953125,0.00567626953125],[0.005615234375,0.005615234375,0.005615234375],[0.0066070556640625,0.0066070556640625,0.0066070556640625],[0.006866455078125,0.006866455078125,0.006866455078125],[0.0059661865234375,0.0059661865234375,0.0059661865234375],[0.005950927734375,0.005950927734375,0.005950927734375],[0.00567626953125,0.00567626953125,0.00567626953125],[0.0056610107421875,0.0056610107421875,0.0056610107421875],[0.0067291259765625,0.0067291259765625,0.0067291259765625],[0.006256103515625,0.006256103515625,0.006256103515625],[0.006134033203125,0.006134033203125,0.006134033203125],[0.005462646484375,0.005462646484375,0.005462646484375],[0.005615234375,0.005615234375,0.005615234375],[0.00579833984375,0.00579833984375,0.00579833984375],[0.005615234375,0.005615234375,0.005615234375],[0.0049591064453125,0.0049591064453125,0.0049591064453125],[0.41131591796875,0.41131591796875,0.41131591796875]]],"scale_curve":[[[0.015625,0.3848939538002014,0.4409054219722748],[0.0625,1.680812954902649,1.9254121780395508],[0.25,0.10086191445589066,0.1155397817492485]]]},"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\",\"42\"]"}