{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002932","480:4800003315","480:4800003096","480:4800003580","480:4800003312","480:4800003415","480:4800003260","480:4800003361","480:4800002790","480:4800003369","480:4800003308","480:4800003266","480:4800003217","480:4800003177","480:4800003541","480:4800002625","480:4800002732","480:4800003418","480:4800003593","480:4800003528","480:4800003406","480:4800003085","480:4800003309","480:4800003356","480:4800003421"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7264073068943561,0.635270683708192,0.6132946780295847,0.5925255900316888,0.561421026439044,0.5526677683563291,0.5209227492984766,0.508195855593783,0.4630403669047064,0.4618750828124793,0.45616017462853203,0.4540081843290914,0.44495677795386884,0.44291055857762524,0.4378103868671246,0.42666554915493116,0.4159983646433597,0.4097803430291873,0.4006841284183094,0.3934392179076844,0.38343735092686887,0.37514394050175015,0.3671583328581616,0.34973946322332106,0.3453812024864847],"twin_dists":[0.10384184339841092,0.12371580764150744,0.12842606928699354,0.13287387860121913,0.13955122892229205,0.14143781731148936,0.14832479816251365,0.15111144827117698,0.16116382993921458,0.1614273327373849,0.16272306903860287,0.16321250435705795,0.16528059423464062,0.16575031960033657,0.16692478091060012,0.16951032105041156,0.17201128888025038,0.1734817890804928,0.1756508025291932,0.17739435305811255,0.17982613357116123,0.1818656040825553,0.1838503626915293,0.18825680269308567,0.1893770025638415],"n_dims_used":43,"mean_confidence":0.9196147475131723},"coverage":{"mean_confidence":0.9196147475131723,"n_dims_used":43,"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}}