{"collection":"grad-noise-175k","coord":"t19_x15_u0_b102","data":{"index":149454,"ordinal":"154897536","topo":"o2(x,o2(o1(x),x))","expression":"dot(D,div(sqt(R),P))","image":"frame_expr-149454.png","measured":true,"step":75639,"globalStep":75639,"value_mean":-0.9960780143737793,"value_positive_fraction":0.002227783203125,"value_abs_mean":0.996184229850769,"value_variance":0.003935596905648708,"value_stddev":0.06273433566093445,"value_min":-1,"value_max":0.056259796023368835,"value_range":1.0562597513198853,"histogram_probability_sum":1,"histogram_entropy_bits":0.040724847465753555,"gradient_energy_x":0.0005011382163502276,"gradient_energy_y":0.000512151513248682,"gradient_magnitude_mean":0.0010384502820670605,"gradient_axis_bias":-0.010868853889405727,"gradient_nonzero_flag":1,"laplacian_mean":-3.37894816293538e-11,"laplacian_energy":0.0021510960068553686,"laplacian_abs_mean":0.0020312839187681675,"gradient_magnitude_variance":0.0010114634642377496,"gradient_magnitude_stddev":0.03180351480841637,"gradient_magnitude_cv":30.625938415527344,"gradient_magnitude_max":1.430912971496582,"gradient_energy_over_variance":0.2574678659439087,"laplacian_energy_over_variance":0.5465742945671082,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.001783996936865151,"scale_diff2_mid":0.0071591567248106,"scale_diff2_far":0.013864153064787388,"scale_diff2_near_over_variance":0.4532976746559143,"scale_diff2_mid_over_variance":1.819077730178833,"scale_diff2_far_over_variance":3.5227572917938232,"value_histogram":[[[0.99609375,0.99609375,0.99609375],[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],[0.001678466796875,0.001678466796875,0.001678466796875],[0.002227783203125,0.002227783203125,0.002227783203125],[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":[[[0.015625,0.001783996936865151,0.4532976746559143],[0.0625,0.0071591567248106,1.819077730178833],[0.25,0.013864153064787388,3.5227572917938232]]]},"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\",\"15\",\"0\",\"102\"]"}