{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006525","490:4900006532","490:4900007012","490:4900006538","490:4900004984","490:4900005268","490:4900005907","490:4900005544","490:4900006165","490:4900006537","490:4900006406","490:4900005142","490:4900006049","490:4900005005","490:4900007514","490:4900004852","490:4900004708","490:4900007389","490:4900006174","490:4900008315","490:4900007271","490:4900005004","490:4900001749","470:4700003793","466:4660000456"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,466],"twin_sims":[0.7916654892276089,0.6600387066071867,0.6223325823857382,0.6220395115254173,0.6114140222521549,0.5931864278899169,0.5676610140886224,0.547891835660478,0.5267098798211419,0.517646497401338,0.5062362477275706,0.50266773379275,0.49320399487747046,0.4845055410804994,0.4719269330653974,0.46499751645887943,0.46195608477570343,0.4537311444253112,0.45337321033349204,0.44141219483652533,0.43232618000993916,0.4274829014472155,0.4188627584490589,0.41573747152320256,0.41328586714360155],"twin_dists":[0.08877495286456054,0.11838639048595258,0.1264901007097938,0.12655289725384347,0.12882880572155958,0.1327323040343188,0.13820877115415853,0.14246910316572453,0.14706304691803118,0.14904054690995194,0.15154208262061922,0.15232742662276566,0.1544176968610754,0.15634929363053351,0.1591618182677991,0.16072178638170473,0.1614090084032252,0.16327557417025795,0.1633570809844047,0.1660948115715919,0.16819372192478402,0.16931977420387426,0.1713370824595297,0.1720727952827829,0.1726515847003028],"n_dims_used":45,"mean_confidence":0.9158831278483073},"coverage":{"mean_confidence":0.9158831278483073,"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}}