{"collection":"grad-noise-175k","coord":"t20_x36_u0_b19","data":{"index":166771,"ordinal":"163866475","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,sub(min(D,P),P))","image":"frame_expr-166771.png","measured":true,"step":42575,"globalStep":42575,"value_mean":-0.47878068685531616,"value_positive_fraction":0.25390625,"value_abs_mean":0.5242571830749512,"value_variance":0.24318797886371613,"value_stddev":0.49314093589782715,"value_min":-1,"value_max":0.14541596174240112,"value_range":1.145416021347046,"histogram_probability_sum":1,"histogram_entropy_bits":2.6937530040740967,"gradient_energy_x":0.0019069452537223697,"gradient_energy_y":0,"gradient_magnitude_mean":0.02583278715610504,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.00015817217354197055,"laplacian_energy":0.0004510628350544721,"laplacian_abs_mean":0.011777286417782307,"gradient_magnitude_variance":0.001239538425579667,"gradient_magnitude_stddev":0.035207077860832214,"gradient_magnitude_cv":1.362883448600769,"gradient_magnitude_max":0.20367974042892456,"gradient_energy_over_variance":0.007841445505619049,"laplacian_energy_over_variance":0.0018547908402979374,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.004232663195580244,"scale_diff2_mid":0.030615579336881638,"scale_diff2_far":0.065029077231884,"scale_diff2_near_over_variance":0.01740490272641182,"scale_diff2_mid_over_variance":0.12589265406131744,"scale_diff2_far_over_variance":0.2674024999141693,"value_histogram":[[[0.44921875,0.44921875,0.44921875],[0,0,0],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.01171875,0.01171875,0.01171875],[0.00390625,0.00390625,0.00390625],[0.0859375,0.0859375,0.0859375],[0.08984375,0.08984375,0.08984375],[0.0625,0.0625,0.0625],[0.0703125,0.0703125,0.0703125],[0.1015625,0.1015625,0.1015625],[0.08203125,0.08203125,0.08203125],[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":[[[0.015625,0.004232663195580244,0.01740490272641182],[0.0625,0.030615579336881638,0.12589265406131744],[0.25,0.065029077231884,0.2674024999141693]]]},"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\",\"36\",\"0\",\"19\"]"}