{"collection":"grad-noise-175k","coord":"t20_x45_u0_b143","data":{"index":168704,"ordinal":"164230208","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,mlt(add(R,P),P))","image":"frame_expr-168704.png","measured":true,"step":58039,"globalStep":58039,"value_mean":-0.9247164726257324,"value_positive_fraction":0.0186004638671875,"value_abs_mean":0.9269022941589355,"value_variance":0.055294424295425415,"value_stddev":0.23514766991138458,"value_min":-1,"value_max":0.13741593062877655,"value_range":1.137415885925293,"histogram_probability_sum":1,"histogram_entropy_bits":0.9461367726325989,"gradient_energy_x":0.0011594208190217614,"gradient_energy_y":0.00018290553998667747,"gradient_magnitude_mean":0.010480538941919804,"gradient_axis_bias":0.7274797558784485,"gradient_nonzero_flag":1,"laplacian_mean":0.000012759946912410669,"laplacian_energy":0.00038023339584469795,"laplacian_abs_mean":0.004147873260080814,"gradient_magnitude_variance":0.0012325423303991556,"gradient_magnitude_stddev":0.035107582807540894,"gradient_magnitude_cv":3.349787950515747,"gradient_magnitude_max":0.32987645268440247,"gradient_energy_over_variance":0.02427598275244236,"laplacian_energy_over_variance":0.006876523606479168,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.003048037877306342,"scale_diff2_mid":0.029779672622680664,"scale_diff2_far":0.08981925994157791,"scale_diff2_near_over_variance":0.05512378364801407,"scale_diff2_mid_over_variance":0.5385655760765076,"scale_diff2_far_over_variance":1.6243818998336792,"value_histogram":[[[0.889434814453125,0.889434814453125,0.889434814453125],[0.0045166015625,0.0045166015625,0.0045166015625],[0.004302978515625,0.004302978515625,0.004302978515625],[0.00482177734375,0.00482177734375,0.00482177734375],[0.0045928955078125,0.0045928955078125,0.0045928955078125],[0.0040435791015625,0.0040435791015625,0.0040435791015625],[0.00518798828125,0.00518798828125,0.00518798828125],[0.0052032470703125,0.0052032470703125,0.0052032470703125],[0.005523681640625,0.005523681640625,0.005523681640625],[0.0052032470703125,0.0052032470703125,0.0052032470703125],[0.005859375,0.005859375,0.005859375],[0.0069732666015625,0.0069732666015625,0.0069732666015625],[0.00762939453125,0.00762939453125,0.00762939453125],[0.011016845703125,0.011016845703125,0.011016845703125],[0.009765625,0.009765625,0.009765625],[0.00732421875,0.00732421875,0.00732421875],[0.00860595703125,0.00860595703125,0.00860595703125],[0.0099029541015625,0.0099029541015625,0.0099029541015625],[0.000091552734375,0.000091552734375,0.000091552734375],[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":[[[0.015625,0.003048037877306342,0.05512378364801407],[0.0625,0.029779672622680664,0.5385655760765076],[0.25,0.08981925994157791,1.6243818998336792]]]},"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":"[\"20\",\"45\",\"0\",\"143\"]"}