{"collection":"grad-noise-175k","coord":"t20_x79_u0_b152","data":{"index":175547,"ordinal":"165603851","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,mlt(dot(R,R),D))","image":"frame_expr-175547.png","measured":true,"step":112783,"globalStep":112783,"value_mean":0.010174382477998734,"value_positive_fraction":0.4976043701171875,"value_abs_mean":0.3977777659893036,"value_variance":0.2323477864265442,"value_stddev":0.4820246696472168,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.884030818939209,"gradient_energy_x":0.004963359795510769,"gradient_energy_y":0.0032768291421234608,"gradient_magnitude_mean":0.07607017457485199,"gradient_axis_bias":0.20467135310173035,"gradient_nonzero_flag":1,"laplacian_mean":0.00001577389230078552,"laplacian_energy":0.0007933189626783133,"laplacian_abs_mean":0.020091649144887924,"gradient_magnitude_variance":0.0024534284602850676,"gradient_magnitude_stddev":0.04953209310770035,"gradient_magnitude_cv":0.6511368751525879,"gradient_magnitude_max":0.2787710428237915,"gradient_energy_over_variance":0.03546489030122757,"laplacian_energy_over_variance":0.0034143596421927214,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.016134606674313545,"scale_diff2_mid":0.1838500052690506,"scale_diff2_far":0.3968677818775177,"scale_diff2_near_over_variance":0.06944161653518677,"scale_diff2_mid_over_variance":0.7912706732749939,"scale_diff2_far_over_variance":1.7080763578414917,"value_histogram":[[[0.0235595703125,0.0235595703125,0.0235595703125],[0.011260986328125,0.011260986328125,0.011260986328125],[0.01165771484375,0.01165771484375,0.01165771484375],[0.01519775390625,0.01519775390625,0.01519775390625],[0.0174560546875,0.0174560546875,0.0174560546875],[0.02178955078125,0.02178955078125,0.02178955078125],[0.0240020751953125,0.0240020751953125,0.0240020751953125],[0.0258026123046875,0.0258026123046875,0.0258026123046875],[0.0338134765625,0.0338134765625,0.0338134765625],[0.040191650390625,0.040191650390625,0.040191650390625],[0.0469207763671875,0.0469207763671875,0.0469207763671875],[0.044677734375,0.044677734375,0.044677734375],[0.0445556640625,0.0445556640625,0.0445556640625],[0.047607421875,0.047607421875,0.047607421875],[0.048492431640625,0.048492431640625,0.048492431640625],[0.0453338623046875,0.0453338623046875,0.0453338623046875],[0.0443878173828125,0.0443878173828125,0.0443878173828125],[0.0433807373046875,0.0433807373046875,0.0433807373046875],[0.0459442138671875,0.0459442138671875,0.0459442138671875],[0.03839111328125,0.03839111328125,0.03839111328125],[0.0387115478515625,0.0387115478515625,0.0387115478515625],[0.039947509765625,0.039947509765625,0.039947509765625],[0.040435791015625,0.040435791015625,0.040435791015625],[0.0341644287109375,0.0341644287109375,0.0341644287109375],[0.0293731689453125,0.0293731689453125,0.0293731689453125],[0.0263671875,0.0263671875,0.0263671875],[0.0241546630859375,0.0241546630859375,0.0241546630859375],[0.0206298828125,0.0206298828125,0.0206298828125],[0.0176849365234375,0.0176849365234375,0.0176849365234375],[0.0148162841796875,0.0148162841796875,0.0148162841796875],[0.0135650634765625,0.0135650634765625,0.0135650634765625],[0.025726318359375,0.025726318359375,0.025726318359375]]],"scale_curve":[[[0.015625,0.016134606674313545,0.06944161653518677],[0.0625,0.1838500052690506,0.7912706732749939],[0.25,0.3968677818775177,1.7080763578414917]]]},"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\",\"79\",\"0\",\"152\"]"}