{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000316","489:4890000314","489:4890000660","489:4890000663","489:4890000417","489:4890000458","489:4890000273","489:4890000555","489:4890000320","489:4890000609","489:4890000311","489:4890000779","489:4890001533","489:4890000257","489:4890000650","489:4890000379","489:4890000354","485:4850004103","489:4890001448","485:4850002876","489:4890000226","489:4890000534","489:4890001450","489:4890000540","489:4890000389"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,485,489,489,489,489,489],"twin_sims":[0.8916956145969418,0.8070038003620511,0.8023613149259315,0.792431748120563,0.7387392686009501,0.7089359000948892,0.7084392455553349,0.698823524046073,0.6946656618437341,0.6695952974126361,0.6476199532288026,0.6425810345120985,0.6415688506855627,0.6045536704056077,0.6025016160008719,0.5802738871916426,0.5784704377564811,0.5751586195859082,0.5714493732234358,0.5668029885059945,0.5526919064263285,0.551419094381881,0.5483506710448323,0.5421758563291048,0.5373551607249474],"twin_dists":[0.062185457102608546,0.08505081487182015,0.08618740570410369,0.08859094716235229,0.10107043162451874,0.10772384768470826,0.10783352439549976,0.10995039982553881,0.11086209951793592,0.1163202460895579,0.12106242466881396,0.12214588115031237,0.12236337958573199,0.13029781525246664,0.1307372263276821,0.13550024632223903,0.13588717833673822,0.13659800920018408,0.13739461056895685,0.13839325652086845,0.14143260873477942,0.14170730851660981,0.14236996099507215,0.14370538625652113,0.14474988201240316],"n_dims_used":45,"mean_confidence":0.9162113613552517},"coverage":{"mean_confidence":0.9162113613552517,"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}}