{"collection":"grad-noise-175k","coord":"t19_x17_u1_b14","data":{"index":151181,"ordinal":"154978451","topo":"o2(x,o2(o1(x),x))","expression":"sub(D,div(log(R),R))","image":"frame_expr-151181.png","measured":true,"step":89455,"globalStep":89455,"value_mean":-0.9211164712905884,"value_positive_fraction":0.042877197265625,"value_abs_mean":0.9929542541503906,"value_variance":0.14185099303722382,"value_stddev":0.37663111090660095,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.3491644263267517,"gradient_energy_x":0.014229136519134045,"gradient_energy_y":0.013227898627519608,"gradient_magnitude_mean":0.016448162496089935,"gradient_axis_bias":0.03646562248468399,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000908941583475098,"laplacian_energy":0.05658015236258507,"laplacian_abs_mean":0.03052142821252346,"gradient_magnitude_variance":0.02716974914073944,"gradient_magnitude_stddev":0.1648324877023697,"gradient_magnitude_cv":10.021331787109375,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.19356252253055573,"laplacian_energy_over_variance":0.3988703489303589,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.020351078361272812,"scale_diff2_mid":0.09444314986467361,"scale_diff2_far":0.23737910389900208,"scale_diff2_near_over_variance":0.1434680074453354,"scale_diff2_mid_over_variance":0.6657912731170654,"scale_diff2_far_over_variance":1.673439860343933,"value_histogram":[[[0.95703125,0.95703125,0.95703125],[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],[0.000030517578125,0.000030517578125,0.000030517578125],[0.00006103515625,0.00006103515625,0.00006103515625],[0.0003814697265625,0.0003814697265625,0.0003814697265625],[0.0005950927734375,0.0005950927734375,0.0005950927734375],[0.0007781982421875,0.0007781982421875,0.0007781982421875],[0.000823974609375,0.000823974609375,0.000823974609375],[0.0007476806640625,0.0007476806640625,0.0007476806640625],[0.0011138916015625,0.0011138916015625,0.0011138916015625],[0.001556396484375,0.001556396484375,0.001556396484375],[0.001007080078125,0.001007080078125,0.001007080078125],[0.0011138916015625,0.0011138916015625,0.0011138916015625],[0.00091552734375,0.00091552734375,0.00091552734375],[0.0011444091796875,0.0011444091796875,0.0011444091796875],[0.001007080078125,0.001007080078125,0.001007080078125],[0.000946044921875,0.000946044921875,0.000946044921875],[0.0009307861328125,0.0009307861328125,0.0009307861328125],[0.000823974609375,0.000823974609375,0.000823974609375],[0.02899169921875,0.02899169921875,0.02899169921875]]],"scale_curve":[[[0.015625,0.020351078361272812,0.1434680074453354],[0.0625,0.09444314986467361,0.6657912731170654],[0.25,0.23737910389900208,1.673439860343933]]]},"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\",\"1\",\"14\"]"}