{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006430","490:4900007282","490:4900007165","490:4900006198","490:4900006319","490:4900006667","490:4900006432","490:4900006320","490:4900007288","490:4900002068","490:4900006666","490:4900005421","490:4900007530","490:4900002821","490:4900005811","490:4900006805","490:4900002670","490:4900002371","490:4900002820","490:4900007409","490:4900006429","490:4900003776","490:4900006930","490:4900007039","490:4900002221"],"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":[0.3616098319779703,0.3334863540138576,0.33196844246619023,0.2878990890837752,0.27911501232517166,0.2761363522627572,0.24377479291280865,0.2396859303782774,0.237475291304893,0.23382091691868065,0.22057208942366685,0.20058013225595023,0.19666460098369606,0.1911810128737504,0.17965243846988974,0.17919452837345423,0.1674780711537374,0.16038628673665548,0.15425468555513439,0.14817619929901846,0.14801060094505045,0.14147898618788915,0.13959330258517588,0.1322854526599335,0.12314116117405494],"twin_dists":[0.1852421315924989,0.1924732305597017,0.1928726099654851,0.20495043821290318,0.20748491783941517,0.20835531337342256,0.2182131378247544,0.21951676419342864,0.22022759005246526,0.22141217799249704,0.22581216277121866,0.2328009839377961,0.2342249946576119,0.23625269387490513,0.24065228685257023,0.24083109921988793,0.24552137933723506,0.24847607013309983,0.25110823149780037,0.2537943666880562,0.2538686724512376,0.256849846989046,0.2577295025251899,0.26122490707609014,0.26580989237030334],"n_dims_used":45,"mean_confidence":0.8949314541286892},"coverage":{"mean_confidence":0.8949314541286892,"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}}