{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001509","477:4770001628","477:4770001739","477:4770001570","477:4770001453","477:4770000930","489:4890004829","489:4890004876","477:4770000987","477:4770001687","477:4770001683","477:4770001574","489:4890004784","477:4770001629","477:4770001685","477:4770001047","477:4770001510","477:4770003201","477:4770001627","477:4770001631","477:4770003115","489:4890004650","489:4890005056","472:4720007901","489:4890004688"],"twin_admin_codes":[477,477,477,477,477,477,489,489,477,477,477,477,489,477,477,477,477,477,477,477,477,489,489,472,489],"twin_sims":[0.8108963528967851,0.7465450069518065,0.6358738929267368,0.587561830584308,0.5841810610364258,0.5755438344432977,0.5140835501961145,0.5118241026354625,0.4985411568851222,0.4900857308165099,0.46374835825816785,0.45752900113894907,0.4540194900450175,0.44600827697126627,0.4431794989643238,0.44019637775447973,0.43927176018634173,0.42524125402125057,0.40561540893439496,0.3964565029398719,0.3962478794124129,0.3954538268065963,0.3924769586959307,0.392122634593898,0.3899226970051736],"twin_dists":[0.08409110484416042,0.0993008088398868,0.12358634250159012,0.13393753751192622,0.13466228448214415,0.13651530933332715,0.14982016855195057,0.15031525965237172,0.15323749054676042,0.15510895852534207,0.1610038472420821,0.1624121882608376,0.1632099308422755,0.16503953651495584,0.1656885346873557,0.16637467657906146,0.16658771341056433,0.16984272352047064,0.1744722316322126,0.1766664416374342,0.1767166890733316,0.17690804983186073,0.17762703850842831,0.17771278501735827,0.1782459818586434],"n_dims_used":45,"mean_confidence":0.9217034233940973},"coverage":{"mean_confidence":0.9217034233940973,"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}}