{"collection":"grad-noise-175k","coord":"t19_x18_u0_b14","data":{"index":151907,"ordinal":"155018651","topo":"o2(x,o2(o1(x),x))","expression":"sub(R,div(sqt(P),P))","image":"frame_expr-151907.png","measured":true,"step":95263,"globalStep":95263,"value_mean":-0.7874323725700378,"value_positive_fraction":0.0646209716796875,"value_abs_mean":0.8137575387954712,"value_variance":0.13411089777946472,"value_stddev":0.36621153354644775,"value_min":-1,"value_max":0.6026852130889893,"value_range":1.6026852130889893,"histogram_probability_sum":1,"histogram_entropy_bits":2.4054033756256104,"gradient_energy_x":0.0020744565408676863,"gradient_energy_y":0.0011114595690742135,"gradient_magnitude_mean":0.024771515280008316,"gradient_axis_bias":0.3022668659687042,"gradient_nonzero_flag":1,"laplacian_mean":0.00002918252721428871,"laplacian_energy":0.0022939802147448063,"laplacian_abs_mean":0.009229801595211029,"gradient_magnitude_variance":0.0025712198112159967,"gradient_magnitude_stddev":0.050707194954156876,"gradient_magnitude_cv":2.0469961166381836,"gradient_magnitude_max":0.9433166980743408,"gradient_energy_over_variance":0.023755833506584167,"laplacian_energy_over_variance":0.0171050988137722,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.005014523398131132,"scale_diff2_mid":0.05164679139852524,"scale_diff2_far":0.1478991061449051,"scale_diff2_near_over_variance":0.03739086911082268,"scale_diff2_mid_over_variance":0.38510510325431824,"scale_diff2_far_over_variance":1.1028119325637817,"value_histogram":[[[0.6638031005859375,0.6638031005859375,0.6638031005859375],[0.020660400390625,0.020660400390625,0.020660400390625],[0.019500732421875,0.019500732421875,0.019500732421875],[0.0183563232421875,0.0183563232421875,0.0183563232421875],[0.018890380859375,0.018890380859375,0.018890380859375],[0.021331787109375,0.021331787109375,0.021331787109375],[0.024200439453125,0.024200439453125,0.024200439453125],[0.0209808349609375,0.0209808349609375,0.0209808349609375],[0.0198822021484375,0.0198822021484375,0.0198822021484375],[0.01873779296875,0.01873779296875,0.01873779296875],[0.0172576904296875,0.0172576904296875,0.0172576904296875],[0.0167236328125,0.0167236328125,0.0167236328125],[0.015106201171875,0.015106201171875,0.015106201171875],[0.014404296875,0.014404296875,0.014404296875],[0.0133056640625,0.0133056640625,0.0133056640625],[0.012237548828125,0.012237548828125,0.012237548828125],[0.010894775390625,0.010894775390625,0.010894775390625],[0.010711669921875,0.010711669921875,0.010711669921875],[0.01092529296875,0.01092529296875,0.01092529296875],[0.0092926025390625,0.0092926025390625,0.0092926025390625],[0.0093994140625,0.0093994140625,0.0093994140625],[0.005889892578125,0.005889892578125,0.005889892578125],[0.0036773681640625,0.0036773681640625,0.0036773681640625],[0.0020599365234375,0.0020599365234375,0.0020599365234375],[0.0014801025390625,0.0014801025390625,0.0014801025390625],[0.0002899169921875,0.0002899169921875,0.0002899169921875],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.005014523398131132,0.03739086911082268],[0.0625,0.05164679139852524,0.38510510325431824],[0.25,0.1478991061449051,1.1028119325637817]]]},"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\",\"18\",\"0\",\"14\"]"}