{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008111","490:4900008000","490:4900010658","490:4900010128","490:4900008331","490:4900011311","490:4900009930","490:4900010741","490:4900008114","490:4900010314","490:4900011171","490:4900007889","490:4900008550","490:4900008211","490:4900010659","490:4900006072","490:4900010568","490:4900008440","490:4900004749","490:4900009447","490:4900010313","490:4900007791","490:4900010824","490:4900008330","490:4900007775"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04597597525217283,0.022680825048564293,0.016255742231421868,0.015312402838240211,0.010816019878712748,0.010349457772085645,0.009744105330117124,0.0097204914569229,0.009295715413931718,0.007475804812154714,0.0073858541790831995,0.007239316779261664,0.006696324451758168,0.006584133471865466,0.006166465866171984,0.005877249627212407,0.0054362452378431585,0.0047263143823499595,0.00429360986287359,0.004269743835882388,0.0041903878797651195,0.0036910045667325458,0.003555833953168499,0.002842020975034669,0.002735853705590908],"twin_dists":[0.32232096803735666,0.35739020952547396,0.37277865129086757,0.375473954779419,0.3907787973905805,0.39267744639360713,0.39525792269092286,0.39536145174812043,0.39726318013536993,0.4064089390813498,0.4069110370679882,0.407740883366861,0.4109536004629192,0.4116465061800749,0.4143232028687658,0.4162742276629969,0.419422882263045,0.42501352372811785,0.4288072238970608,0.4290264246167236,0.4297633710981361,0.4347152125494566,0.4361604380282517,0.4447415188103465,0.4461831065136742],"n_dims_used":45,"mean_confidence":0.8881646898057726},"coverage":{"mean_confidence":0.8881646898057726,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}