{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002693","490:4900001242","490:4900002398","490:4900002248","490:4900002247","490:4900002692","490:4900001243","490:4900002547","490:4900004215","490:4900004079","490:4900002839","490:4900002681","490:4900001636","490:4900001495","490:4900002399","490:4900001107","490:4900002082","490:4900004359","490:4900004212","490:4900001232","490:4900004489","490:4900001782","490:4900003249","490:4900003799","490:4900001234"],"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":[0.8300185658090068,0.718051257002567,0.71045605966657,0.6530247223586799,0.584963935327693,0.5829027361506351,0.4710274900906313,0.46314471555039927,0.4510106649642863,0.44942893740785506,0.43032806542306673,0.40659232438193565,0.35627140824319076,0.34825492974719385,0.33107378040716007,0.32449267850350294,0.3125751218602651,0.2870709787291425,0.27987130576749303,0.2762548445828649,0.2509267459133888,0.24755567464972264,0.23370072725456884,0.23351475649388637,0.22442500177089478],"twin_dists":[0.0792781806623441,0.1057044812176772,0.10738793183630534,0.11989888458556355,0.13449443261286068,0.13493639727014228,0.15936386242452516,0.16114024520839623,0.16389566408234033,0.16425683228770654,0.16865765331858515,0.17423951298962803,0.1865914904691281,0.1886375411802225,0.19310847293480407,0.19485435157206166,0.198066934626809,0.20518736881469196,0.20726482243100333,0.20832057953579045,0.21596641255878612,0.21702021186942017,0.22145134344819595,0.22151197063087233,0.22451491650215968],"n_dims_used":44,"mean_confidence":0.9157017794522372},"coverage":{"mean_confidence":0.9157017794522372,"n_dims_used":44,"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}}