{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001242","479:4790001620","479:4790001172","479:4790001380","479:4790001316","479:4790000886","479:4790001317","479:4790001534","479:4790001381","479:4790001169","479:4790000950","479:4790001382","479:4790001173","479:4790001238","479:4790000880","479:4790000746","479:4790001624","479:4790000888","479:4790001315","479:4790000958","479:4790001100","479:4790001929","479:4790000819","479:4790001017","479:4790001168"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.9066056014132331,0.8946644226366611,0.8798899801303298,0.8679596355590806,0.8327486675537114,0.832303668256146,0.8276576811867044,0.8204738880697128,0.8136941743912266,0.8078553004948714,0.7973166115829106,0.7908119611606826,0.7807743174165823,0.7779707039378189,0.7686450756726136,0.7678297636754386,0.7608338808888556,0.759594387042897,0.754158158892259,0.7500404005667461,0.7473492719093485,0.7372853681612818,0.7362322521840599,0.7346657012120685,0.7327893937497878],"twin_dists":[0.057511896167479655,0.0612772489106726,0.06570119181361976,0.06911716399888236,0.07857640509203252,0.07869106200335342,0.07988191909570257,0.08170193179552901,0.08339736075677766,0.08484141119566316,0.08741304129661084,0.08897967607485134,0.091369103969781,0.0920307902517315,0.09421513821747107,0.0944049478139284,0.09602639524333327,0.09631236454040092,0.09756213898656108,0.09850416196947329,0.09911774408853638,0.10139867058481834,0.10163616754872153,0.10198905666079487,0.10241110856407562],"n_dims_used":45,"mean_confidence":0.9226022508409288},"coverage":{"mean_confidence":0.9226022508409288,"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}}