{"collection":"grad-noise-175k","coord":"t20_x16_u0_b152","data":{"index":162884,"ordinal":"163058588","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,mlt(dot(D,R),D))","image":"frame_expr-162884.png","measured":true,"step":11479,"globalStep":11479,"value_mean":-0.0003495034761726856,"value_positive_fraction":0.500335693359375,"value_abs_mean":0.9367988705635071,"value_variance":0.9236217737197876,"value_stddev":0.961052417755127,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.8151051998138428,"gradient_energy_x":0.0007364230696111917,"gradient_energy_y":0.000013338900316739455,"gradient_magnitude_mean":0.008143056184053421,"gradient_axis_bias":0.9644182324409485,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000026973275453201495,"laplacian_energy":0.00004144765989622101,"laplacian_abs_mean":0.0020706949289888144,"gradient_magnitude_variance":0.0006833432125858963,"gradient_magnitude_stddev":0.026140833273530006,"gradient_magnitude_cv":3.2101993560791016,"gradient_magnitude_max":0.145113006234169,"gradient_energy_over_variance":0.0008117630495689809,"laplacian_energy_over_variance":0.0000448751452495344,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0019317056285217404,"scale_diff2_mid":0.025206374004483223,"scale_diff2_far":0.23491479456424713,"scale_diff2_near_over_variance":0.0020914466585963964,"scale_diff2_mid_over_variance":0.027290796861052513,"scale_diff2_far_over_variance":0.25434091687202454,"value_histogram":[[[0.45086669921875,0.45086669921875,0.45086669921875],[0.0037689208984375,0.0037689208984375,0.0037689208984375],[0.0027923583984375,0.0027923583984375,0.0027923583984375],[0.002716064453125,0.002716064453125,0.002716064453125],[0.002227783203125,0.002227783203125,0.002227783203125],[0.002197265625,0.002197265625,0.002197265625],[0.0019683837890625,0.0019683837890625,0.0019683837890625],[0.001922607421875,0.001922607421875,0.001922607421875],[0.002166748046875,0.002166748046875,0.002166748046875],[0.001983642578125,0.001983642578125,0.001983642578125],[0.0022735595703125,0.0022735595703125,0.0022735595703125],[0.002105712890625,0.002105712890625,0.002105712890625],[0.002777099609375,0.002777099609375,0.002777099609375],[0.0026702880859375,0.0026702880859375,0.0026702880859375],[0.0039215087890625,0.0039215087890625,0.0039215087890625],[0.013214111328125,0.013214111328125,0.013214111328125],[0.01422119140625,0.01422119140625,0.01422119140625],[0.003936767578125,0.003936767578125,0.003936767578125],[0.003082275390625,0.003082275390625,0.003082275390625],[0.0026092529296875,0.0026092529296875,0.0026092529296875],[0.0021514892578125,0.0021514892578125,0.0021514892578125],[0.002227783203125,0.002227783203125,0.002227783203125],[0.0019683837890625,0.0019683837890625,0.0019683837890625],[0.0020294189453125,0.0020294189453125,0.0020294189453125],[0.0019683837890625,0.0019683837890625,0.0019683837890625],[0.0021820068359375,0.0021820068359375,0.0021820068359375],[0.0019989013671875,0.0019989013671875,0.0019989013671875],[0.002349853515625,0.002349853515625,0.002349853515625],[0.0024261474609375,0.0024261474609375,0.0024261474609375],[0.002838134765625,0.002838134765625,0.002838134765625],[0.0036773681640625,0.0036773681640625,0.0036773681640625],[0.4507598876953125,0.4507598876953125,0.4507598876953125]]],"scale_curve":[[[0.015625,0.0019317056285217404,0.0020914466585963964],[0.0625,0.025206374004483223,0.027290796861052513],[0.25,0.23491479456424713,0.25434091687202454]]]},"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\",\"16\",\"0\",\"152\"]"}