{"collection":"grad-noise-175k","coord":"t19_x4_u5_b38","data":{"index":140678,"ordinal":"154454066","topo":"o2(x,o2(o1(x),x))","expression":"div(P,mod(sgn(D),D))","image":"frame_expr-140678.png","measured":true,"step":5431,"globalStep":5431,"value_mean":-0.14455468952655792,"value_positive_fraction":0.4140625,"value_abs_mean":0.972685694694519,"value_variance":0.9424383640289307,"value_stddev":0.9707926511764526,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.3354065418243408,"gradient_energy_x":0.6744826436042786,"gradient_energy_y":0,"gradient_magnitude_mean":0.3480030298233032,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-4.730527525254047e-9,"laplacian_energy":1.7931736707687378,"laplacian_abs_mean":0.683899998664856,"gradient_magnitude_variance":0.5533451437950134,"gradient_magnitude_stddev":0.7438716888427734,"gradient_magnitude_cv":2.1375436782836914,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.7156782746315002,"laplacian_energy_over_variance":1.9026960134506226,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.4420626759529114,"scale_diff2_mid":1.4475404024124146,"scale_diff2_far":0.2670592665672302,"scale_diff2_near_over_variance":0.4690626859664917,"scale_diff2_mid_over_variance":1.5359523296356201,"scale_diff2_far_over_variance":0.2833705544471741,"value_histogram":[[[0.5390625,0.5390625,0.5390625],[0,0,0],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.0078125,0.0078125,0.0078125],[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],[0,0,0],[0,0,0],[0.4140625,0.4140625,0.4140625]]],"scale_curve":[[[0.015625,0.4420626759529114,0.4690626859664917],[0.0625,1.4475404024124146,1.5359523296356201],[0.25,0.2670592665672302,0.2833705544471741]]]},"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\",\"4\",\"5\",\"38\"]"}