{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002881","490:4900012848","490:4900002745","490:4900002885","490:4900002445","490:4900004262","490:4900005509","490:4900004122","490:4900002894","490:4900003854","490:4900002744","490:4900004578","490:4900001829","490:4900002582","490:4900003609","490:4900002890","490:4900004003","490:4900002125","490:4900003306","490:4900002768","490:4900002734","490:4900003853","490:4900001538","487:4870002196","490:4900012715"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.414233314965839,0.37167620595443496,0.3453943991920258,0.3173578870241484,0.31038271396762307,0.2983736849325443,0.2735237041587102,0.2732103267477157,0.2683873878560961,0.2644832576335948,0.25483847593738146,0.24511075323122267,0.2425073250513228,0.2383292642232504,0.2298020521777881,0.22444078908966078,0.21668279168909152,0.2005665770196207,0.19669407375789136,0.1958324818386297,0.19355676508498973,0.18406001775447672,0.18017129657356043,0.17706815613685709,0.17483662585583898],"twin_dists":[0.17242773002013606,0.18272488524156338,0.18937359939976312,0.19676950595287507,0.19866544892377386,0.2019879076903954,0.20912349384242032,0.2092159360934275,0.21064695906002673,0.21181707316144577,0.21475486650714873,0.21779026941503557,0.21861571209122743,0.21995248835572398,0.22272902688008453,0.22450963169105156,0.227137132856998,0.2328058805100693,0.23421420303522011,0.23453014325230853,0.23536929779975607,0.23894741398546865,0.24045006443321473,0.241665716450292,0.24254931065292948],"n_dims_used":45,"mean_confidence":0.9179872300889756},"coverage":{"mean_confidence":0.9179872300889756,"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}}