{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740006036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005963","486:4860002403","474:4740005996","486:4860000632","486:4860000513","474:4740005379","474:4740004641","474:4740005796","474:4740003962","486:4860000507","486:4860002911","478:4780006155","486:4860000737","474:4740006059","474:4740004163","474:4740005714","478:4780005720","474:4740004221","474:4740005388","486:4860002717","474:4740005442","486:4860000686","486:4860000863","474:4740004650","478:4780006164"],"twin_admin_codes":[474,486,474,486,486,474,474,474,474,486,486,478,486,474,474,474,478,474,474,486,474,486,486,474,478],"twin_sims":[0.31232197098261677,0.23409242277880768,0.22304394912602277,0.217662291249413,0.19671464433122182,0.1684443324586599,0.15205455234041457,0.1493728150073733,0.14921461221194063,0.13975269340289032,0.13016893348407055,0.12161122311904696,0.11553163049329615,0.11496838892616716,0.11177186506932521,0.11119595605094444,0.11021285592148951,0.11005922312518289,0.10809651197942702,0.10694263220023223,0.104900922449483,0.10338773165119247,0.1014329084785551,0.0992617576442922,0.09914436519537936],"twin_dists":[0.19813592063878888,0.2213237526512567,0.22497818562935198,0.22680195125006636,0.2342066716673773,0.2451258350077972,0.25207135287628346,0.25325924527727073,0.2533298111239907,0.2576548065182126,0.26226429518202565,0.2666020515633034,0.2698272379079117,0.27013256887028914,0.27188754162416484,0.272207833044154,0.2727575567529078,0.2728438062937583,0.27395395824192736,0.27461392872319024,0.2757953753649693,0.2766825894768143,0.27784385723025706,0.27915432099662635,0.2792258138889129],"n_dims_used":45,"mean_confidence":0.9249482896592882},"coverage":{"mean_confidence":0.9249482896592882,"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}}