{"collection":"grad-noise-175k","coord":"t19_x21_u6_b42","data":{"index":155202,"ordinal":"155141088","topo":"o2(x,o2(o1(x),x))","expression":"div(R,dot(nrm(D),P))","image":"frame_expr-155202.png","measured":true,"step":121623,"globalStep":121623,"value_mean":-0.021031126379966736,"value_positive_fraction":0.49066162109375,"value_abs_mean":0.24099397659301758,"value_variance":0.1428486406803131,"value_stddev":0.3779532313346863,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.000884056091309,"gradient_energy_x":0.16432176530361176,"gradient_energy_y":0.1672864854335785,"gradient_magnitude_mean":0.2694142758846283,"gradient_axis_bias":-0.008940429426729679,"gradient_nonzero_flag":1,"laplacian_mean":0.0002111557114403695,"laplacian_energy":1.5324950218200684,"laplacian_abs_mean":0.5198497772216797,"gradient_magnitude_variance":0.2590544521808624,"gradient_magnitude_stddev":0.5089738965034485,"gradient_magnitude_cv":1.8891867399215698,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":2.3213958740234375,"laplacian_energy_over_variance":10.728103637695312,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.2559073269367218,"scale_diff2_mid":0.3299558162689209,"scale_diff2_far":0.3669778108596802,"scale_diff2_near_over_variance":1.7914578914642334,"scale_diff2_mid_over_variance":2.309828281402588,"scale_diff2_far_over_variance":2.568997621536255,"value_histogram":[[[0.05755615234375,0.05755615234375,0.05755615234375],[0.002716064453125,0.002716064453125,0.002716064453125],[0.0029144287109375,0.0029144287109375,0.0029144287109375],[0.0030670166015625,0.0030670166015625,0.0030670166015625],[0.0039215087890625,0.0039215087890625,0.0039215087890625],[0.00445556640625,0.00445556640625,0.00445556640625],[0.00518798828125,0.00518798828125,0.00518798828125],[0.0063934326171875,0.0063934326171875,0.0063934326171875],[0.008026123046875,0.008026123046875,0.008026123046875],[0.0110015869140625,0.0110015869140625,0.0110015869140625],[0.016998291015625,0.016998291015625,0.016998291015625],[0.024322509765625,0.024322509765625,0.024322509765625],[0.0376129150390625,0.0376129150390625,0.0376129150390625],[0.0674896240234375,0.0674896240234375,0.0674896240234375],[0.112091064453125,0.112091064453125,0.112091064453125],[0.145355224609375,0.145355224609375,0.145355224609375],[0.143218994140625,0.143218994140625,0.143218994140625],[0.1122283935546875,0.1122283935546875,0.1122283935546875],[0.0685882568359375,0.0685882568359375,0.0685882568359375],[0.0374755859375,0.0374755859375,0.0374755859375],[0.02392578125,0.02392578125,0.02392578125],[0.018280029296875,0.018280029296875,0.018280029296875],[0.0136566162109375,0.0136566162109375,0.0136566162109375],[0.0101165771484375,0.0101165771484375,0.0101165771484375],[0.0075836181640625,0.0075836181640625,0.0075836181640625],[0.00543212890625,0.00543212890625,0.00543212890625],[0.0050201416015625,0.0050201416015625,0.0050201416015625],[0.003692626953125,0.003692626953125,0.003692626953125],[0.003143310546875,0.003143310546875,0.003143310546875],[0.0027313232421875,0.0027313232421875,0.0027313232421875],[0.00262451171875,0.00262451171875,0.00262451171875],[0.033172607421875,0.033172607421875,0.033172607421875]]],"scale_curve":[[[0.015625,0.2559073269367218,1.7914578914642334],[0.0625,0.3299558162689209,2.309828281402588],[0.25,0.3669778108596802,2.568997621536255]]]},"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\",\"21\",\"6\",\"42\"]"}