{"collection":"grad-noise-175k","coord":"t19_x17_u5_b42","data":{"index":151693,"ordinal":"154979283","topo":"o2(x,o2(o1(x),x))","expression":"div(D,dot(sgn(R),R))","image":"frame_expr-151693.png","measured":true,"step":93551,"globalStep":93551,"value_mean":0.0006229733699001372,"value_positive_fraction":0.501983642578125,"value_abs_mean":0.08408955484628677,"value_variance":0.014081944711506367,"value_stddev":0.118667371571064,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.7929160594940186,"gradient_energy_x":0.0013751693768426776,"gradient_energy_y":0.0001225254818564281,"gradient_magnitude_mean":0.03075355663895607,"gradient_axis_bias":0.8363812565803528,"gradient_nonzero_flag":1,"laplacian_mean":-0.00003457614002400078,"laplacian_energy":0.0002370303263887763,"laplacian_abs_mean":0.01168124284595251,"gradient_magnitude_variance":0.0005519186379387975,"gradient_magnitude_stddev":0.023492949083447456,"gradient_magnitude_cv":0.7639099955558777,"gradient_magnitude_max":0.37037816643714905,"gradient_energy_over_variance":0.106355682015419,"laplacian_energy_over_variance":0.01683221571147442,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.002138210693374276,"scale_diff2_mid":0.016667256131768227,"scale_diff2_far":0.00901087187230587,"scale_diff2_near_over_variance":0.15184058248996735,"scale_diff2_mid_over_variance":1.1835904121398926,"scale_diff2_far_over_variance":0.6398882865905762,"value_histogram":[[[0.00128173828125,0.00128173828125,0.00128173828125],[0.0001220703125,0.0001220703125,0.0001220703125],[0.000213623046875,0.000213623046875,0.000213623046875],[0.0001220703125,0.0001220703125,0.0001220703125],[0.0003204345703125,0.0003204345703125,0.0003204345703125],[0.000274658203125,0.000274658203125,0.000274658203125],[0.00018310546875,0.00018310546875,0.00018310546875],[0.0005340576171875,0.0005340576171875,0.0005340576171875],[0.0004119873046875,0.0004119873046875,0.0004119873046875],[0.0011749267578125,0.0011749267578125,0.0011749267578125],[0.0023651123046875,0.0023651123046875,0.0023651123046875],[0.006744384765625,0.006744384765625,0.006744384765625],[0.018829345703125,0.018829345703125,0.018829345703125],[0.056121826171875,0.056121826171875,0.056121826171875],[0.1784820556640625,0.1784820556640625,0.1784820556640625],[0.2306976318359375,0.2306976318359375,0.2306976318359375],[0.22869873046875,0.22869873046875,0.22869873046875],[0.184295654296875,0.184295654296875,0.184295654296875],[0.0552825927734375,0.0552825927734375,0.0552825927734375],[0.0196533203125,0.0196533203125,0.0196533203125],[0.0064849853515625,0.0064849853515625,0.0064849853515625],[0.0028076171875,0.0028076171875,0.0028076171875],[0.0014495849609375,0.0014495849609375,0.0014495849609375],[0.0007476806640625,0.0007476806640625,0.0007476806640625],[0.0003509521484375,0.0003509521484375,0.0003509521484375],[0.0002899169921875,0.0002899169921875,0.0002899169921875],[0.000335693359375,0.000335693359375,0.000335693359375],[0.0001983642578125,0.0001983642578125,0.0001983642578125],[0.0002593994140625,0.0002593994140625,0.0002593994140625],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.000152587890625,0.000152587890625,0.000152587890625],[0.0009765625,0.0009765625,0.0009765625]]],"scale_curve":[[[0.015625,0.002138210693374276,0.15184058248996735],[0.0625,0.016667256131768227,1.1835904121398926],[0.25,0.00901087187230587,0.6398882865905762]]]},"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\",\"17\",\"5\",\"42\"]"}