{"collection":"grad-noise-175k","coord":"t20_x75_u0_b140","data":{"index":174731,"ordinal":"165442235","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,sub(min(R,D),P))","image":"frame_expr-174731.png","measured":true,"step":106255,"globalStep":106255,"value_mean":0.03824334591627121,"value_positive_fraction":0.5164337158203125,"value_abs_mean":0.9349656701087952,"value_variance":0.9145291447639465,"value_stddev":0.9563101530075073,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.9385414123535156,"gradient_energy_x":0.001180363935418427,"gradient_energy_y":0.0001209904658026062,"gradient_magnitude_mean":0.010720853693783283,"gradient_axis_bias":0.814054548740387,"gradient_nonzero_flag":1,"laplacian_mean":-0.00001045816588884918,"laplacian_energy":0.000259693042607978,"laplacian_abs_mean":0.004045088775455952,"gradient_magnitude_variance":0.0011861406965181231,"gradient_magnitude_stddev":0.03444039449095726,"gradient_magnitude_cv":3.2124674320220947,"gradient_magnitude_max":0.24901381134986877,"gradient_energy_over_variance":0.001422977540642023,"laplacian_energy_over_variance":0.00028396365814842284,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0032312495168298483,"scale_diff2_mid":0.03392091393470764,"scale_diff2_far":0.24288445711135864,"scale_diff2_near_over_variance":0.0035332385450601578,"scale_diff2_mid_over_variance":0.037091124802827835,"scale_diff2_far_over_variance":0.26558417081832886,"value_histogram":[[[0.42242431640625,0.42242431640625,0.42242431640625],[0.00384521484375,0.00384521484375,0.00384521484375],[0.0034332275390625,0.0034332275390625,0.0034332275390625],[0.003143310546875,0.003143310546875,0.003143310546875],[0.0035552978515625,0.0035552978515625,0.0035552978515625],[0.0032806396484375,0.0032806396484375,0.0032806396484375],[0.003448486328125,0.003448486328125,0.003448486328125],[0.0038604736328125,0.0038604736328125,0.0038604736328125],[0.00347900390625,0.00347900390625,0.00347900390625],[0.0045318603515625,0.0045318603515625,0.0045318603515625],[0.0051727294921875,0.0051727294921875,0.0051727294921875],[0.0038299560546875,0.0038299560546875,0.0038299560546875],[0.0045623779296875,0.0045623779296875,0.0045623779296875],[0.0042877197265625,0.0042877197265625,0.0042877197265625],[0.0042724609375,0.0042724609375,0.0042724609375],[0.006439208984375,0.006439208984375,0.006439208984375],[0.00604248046875,0.00604248046875,0.00604248046875],[0.0035552978515625,0.0035552978515625,0.0035552978515625],[0.003021240234375,0.003021240234375,0.003021240234375],[0.0030517578125,0.0030517578125,0.0030517578125],[0.0028228759765625,0.0028228759765625,0.0028228759765625],[0.004730224609375,0.004730224609375,0.004730224609375],[0.0034942626953125,0.0034942626953125,0.0034942626953125],[0.00421142578125,0.00421142578125,0.00421142578125],[0.003936767578125,0.003936767578125,0.003936767578125],[0.003570556640625,0.003570556640625,0.003570556640625],[0.003326416015625,0.003326416015625,0.003326416015625],[0.0024871826171875,0.0024871826171875,0.0024871826171875],[0.0026092529296875,0.0026092529296875,0.0026092529296875],[0.0021209716796875,0.0021209716796875,0.0021209716796875],[0.0021514892578125,0.0021514892578125,0.0021514892578125],[0.465301513671875,0.465301513671875,0.465301513671875]]],"scale_curve":[[[0.015625,0.0032312495168298483,0.0035332385450601578],[0.0625,0.03392091393470764,0.037091124802827835],[0.25,0.24288445711135864,0.26558417081832886]]]},"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\",\"75\",\"0\",\"140\"]"}