{"collection":"grad-noise-175k","coord":"t20_x52_u0_b143","data":{"index":170111,"ordinal":"164513015","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,mlt(add(R,R),D))","image":"frame_expr-170111.png","measured":true,"step":69295,"globalStep":69295,"value_mean":-0.003018125891685486,"value_positive_fraction":0.488067626953125,"value_abs_mean":0.20127511024475098,"value_variance":0.07083188742399216,"value_stddev":0.2661426067352295,"value_min":-1,"value_max":0.8779730200767517,"value_range":1.8779730796813965,"histogram_probability_sum":1,"histogram_entropy_bits":4.106540203094482,"gradient_energy_x":0.004758991301059723,"gradient_energy_y":0.00087903713574633,"gradient_magnitude_mean":0.06438178569078445,"gradient_axis_bias":0.6881756782531738,"gradient_nonzero_flag":1,"laplacian_mean":0.00007479025953216478,"laplacian_energy":0.0006588195101357996,"laplacian_abs_mean":0.020420599728822708,"gradient_magnitude_variance":0.001493054092861712,"gradient_magnitude_stddev":0.03864005580544472,"gradient_magnitude_cv":0.6001706123352051,"gradient_magnitude_max":0.19294902682304382,"gradient_energy_over_variance":0.07959732413291931,"laplacian_energy_over_variance":0.009301170706748962,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.011128311976790428,"scale_diff2_mid":0.11147089302539825,"scale_diff2_far":0.11769024282693863,"scale_diff2_near_over_variance":0.15710878372192383,"scale_diff2_mid_over_variance":1.5737388134002686,"scale_diff2_far_over_variance":1.6615432500839233,"value_histogram":[[[0.000457763671875,0.000457763671875,0.000457763671875],[0.00115966796875,0.00115966796875,0.00115966796875],[0.0015716552734375,0.0015716552734375,0.0015716552734375],[0.00274658203125,0.00274658203125,0.00274658203125],[0.0028533935546875,0.0028533935546875,0.0028533935546875],[0.0045166015625,0.0045166015625,0.0045166015625],[0.007415771484375,0.007415771484375,0.007415771484375],[0.0125274658203125,0.0125274658203125,0.0125274658203125],[0.019775390625,0.019775390625,0.019775390625],[0.0287933349609375,0.0287933349609375,0.0287933349609375],[0.0347442626953125,0.0347442626953125,0.0347442626953125],[0.044708251953125,0.044708251953125,0.044708251953125],[0.0588226318359375,0.0588226318359375,0.0588226318359375],[0.069976806640625,0.069976806640625,0.069976806640625],[0.0909423828125,0.0909423828125,0.0909423828125],[0.1306915283203125,0.1306915283203125,0.1306915283203125],[0.1243896484375,0.1243896484375,0.1243896484375],[0.084197998046875,0.084197998046875,0.084197998046875],[0.0675201416015625,0.0675201416015625,0.0675201416015625],[0.0575408935546875,0.0575408935546875,0.0575408935546875],[0.03863525390625,0.03863525390625,0.03863525390625],[0.0329437255859375,0.0329437255859375,0.0329437255859375],[0.027313232421875,0.027313232421875,0.027313232421875],[0.017913818359375,0.017913818359375,0.017913818359375],[0.013946533203125,0.013946533203125,0.013946533203125],[0.0094451904296875,0.0094451904296875,0.0094451904296875],[0.00640869140625,0.00640869140625,0.00640869140625],[0.0049591064453125,0.0049591064453125,0.0049591064453125],[0.0024566650390625,0.0024566650390625,0.0024566650390625],[0.0005950927734375,0.0005950927734375,0.0005950927734375],[0.000030517578125,0.000030517578125,0.000030517578125],[0,0,0]]],"scale_curve":[[[0.015625,0.011128311976790428,0.15710878372192383],[0.0625,0.11147089302539825,1.5737388134002686],[0.25,0.11769024282693863,1.6615432500839233]]]},"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\",\"52\",\"0\",\"143\"]"}