{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011261","490:4900011526","490:4900011191","490:4900011189","490:4900012196","490:4900011926","490:4900011604","490:4900011731","490:4900011665","490:4900012209","490:4900011469","490:4900011670","490:4900011534","490:4900011729","490:4900011119","490:4900011529","490:4900011666","490:4900011118","490:4900012064","490:4900011595","490:4900011113","490:4900011112","490:4900011331","490:4900011401","490:4900010702"],"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":[0.5066476098154206,0.5022406902373058,0.47226587606971,0.4615345505509948,0.37537948379573627,0.3701977207430036,0.36611833271907457,0.35067922153142717,0.332827957672174,0.3261317363133117,0.3174260577590233,0.310111510062427,0.3094329989243726,0.2971876748082684,0.2923292992221382,0.2853110669676528,0.2749004230560752,0.27123276570048765,0.26100827509073954,0.2543603223791726,0.24943402914501042,0.24891837510201575,0.23789388199773026,0.2285926675351488,0.22145134109089123],"twin_dists":[0.151451647175606,0.15242150963133833,0.15908571406457733,0.1615043806483583,0.18180737993342377,0.1830924474536708,0.18411042174114822,0.1880162205927211,0.19264633990104604,0.1944177158373459,0.19675109347423722,0.1987396538038829,0.1989254662610024,0.20232022859402446,0.20368977123105036,0.20569226179403752,0.20871814811712286,0.2098008010893511,0.21286766558391967,0.21490232362775702,0.21643191195761313,0.2165931311325943,0.22009266341847206,0.223128270197393,0.2255148011708388],"n_dims_used":45,"mean_confidence":0.9128750271267361},"coverage":{"mean_confidence":0.9128750271267361,"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}}