{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002003","480:4800002494","480:4800002495","480:4800002006","480:4800002002","480:4800001609","480:4800001771","480:4800001253","480:4800002007","480:4800002345","480:4800002053","480:4800002109","466:4660004800","480:4800002490","480:4800002062","480:4800001947","470:4700005367","480:4800002265","480:4800002493","480:4800001885","480:4800002540","470:4700004099","470:4700006211","480:4800002051","480:4800001715"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,470,480,480,480,480,470,470,480,480],"twin_sims":[0.489357254839944,0.47584023084406835,0.4708499703134909,0.45356127019479153,0.3917711828706,0.32074266194151224,0.3182226883816938,0.31275594125129214,0.3101533948293747,0.3017947098021973,0.26699410307434013,0.2511648283586998,0.2062431486150677,0.20264803950440083,0.19865372497767494,0.19341064180634343,0.19252775390510882,0.1919407733202417,0.1802845409782807,0.17790476438730324,0.17611021418345044,0.17464094313370093,0.173345798920065,0.170003506466416,0.15173528419970103],"twin_dists":[0.15527063643130248,0.1582842489336909,0.1594037544266031,0.16331425406261846,0.17779787207908115,0.19585797433006144,0.19653609374390635,0.19801767912781826,0.19872819116585397,0.20103364658335524,0.2110633209936629,0.2158923309439884,0.23077490240625387,0.23205664331991072,0.2334991620802293,0.23542341346412732,0.23575099116387044,0.23596935783442324,0.240405982837655,0.24133649639257443,0.24204404489277273,0.24262717545058302,0.24314410729087474,0.24449100528838957,0.2522119626750895],"n_dims_used":43,"mean_confidence":0.9201557248137718},"coverage":{"mean_confidence":0.9201557248137718,"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}}