{"collection":"grad-noise-175k","coord":"t4_x3_u3_b3","data":{"index":537,"ordinal":"32604213","topo":"o1(o2(x,x))","expression":"flr(div(D,P))","image":"frame_expr-000537.png","measured":true,"step":4303,"globalStep":4303,"value_mean":-0.5625,"value_positive_fraction":0,"value_abs_mean":0.5625,"value_variance":0.1513906717300415,"value_stddev":0.38908952474594116,"value_min":-1,"value_max":-0.0002910494804382324,"value_range":0.9997089505195618,"histogram_probability_sum":1,"histogram_entropy_bits":3.238255262374878,"gradient_energy_x":0.06044197455048561,"gradient_energy_y":0,"gradient_magnitude_mean":0.11089318245649338,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.00017968601605389267,"laplacian_energy":0.11264774948358536,"laplacian_abs_mean":0.12387890368700027,"gradient_magnitude_variance":0.04812819883227348,"gradient_magnitude_stddev":0.2193814069032669,"gradient_magnitude_cv":1.9783128499984741,"gradient_magnitude_max":0.9997089505195618,"gradient_energy_over_variance":0.399245023727417,"laplacian_energy_over_variance":0.7440864443778992,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0,"scale_diff2_mid":0,"scale_diff2_far":0.06377270072698593,"scale_diff2_near_over_variance":0,"scale_diff2_mid_over_variance":0,"scale_diff2_far_over_variance":0.42124590277671814,"value_histogram":[[[0.2890625,0.2890625,0.2890625],[0.0546875,0.0546875,0.0546875],[0.0546875,0.0546875,0.0546875],[0.0546875,0.0546875,0.0546875],[0,0,0],[0.0546875,0.0546875,0.0546875],[0,0,0],[0.0546875,0.0546875,0.0546875],[0.0546875,0.0546875,0.0546875],[0,0,0],[0.0546875,0.0546875,0.0546875],[0,0,0],[0.0546875,0.0546875,0.0546875],[0.0546875,0.0546875,0.0546875],[0.0546875,0.0546875,0.0546875],[0.1640625,0.1640625,0.1640625],[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]]],"scale_curve":[[[0.015625,0,0],[0.0625,0,0],[0.25,0.06377270072698593,0.42124590277671814]]]},"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":"[\"4\",\"3\",\"3\",\"3\"]"}