{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004080","490:4900003534","490:4900003939","490:4900004214","490:4900003667","490:4900004071","490:4900003938","490:4900002973","490:4900004213","490:4900004072","490:4900004079","490:4900003940","490:4900001234","490:4900004360","490:4900003385","490:4900004363","490:4900002248","490:4900003380","490:4900002679","490:4900003941","490:4900002546","490:4900001233","490:4900001232","490:4900002399","490:4900003946"],"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":[0.6122356569317607,0.48373359470302907,0.476700641867259,0.4538959947463042,0.4189487544290618,0.41593187440043883,0.41319562652542796,0.4105211463520832,0.36306183707303263,0.3461781030320774,0.28531910125474624,0.28034927075913385,0.2759096658569756,0.2725811268105601,0.2549760124675067,0.2516182187553726,0.18710758228548238,0.18548989539983887,0.17812385176743095,0.17421725639552607,0.17395915025314537,0.17232711805257353,0.16794027265541553,0.15632737239344932,0.1507791319741398],"twin_dists":[0.12865285822057645,0.15652122203724142,0.1580916176584481,0.1632380432931938,0.1713168716474791,0.17202696259584419,0.17267291756697412,0.17330608845175333,0.18487687864438807,0.18917162126369888,0.20568995262997355,0.2071259120237338,0.20842178771636802,0.2094017388934264,0.21471248431356985,0.21575137802404448,0.23778536273298798,0.23840052324208022,0.2412504634828019,0.24279597968774722,0.24289895738779965,0.2435526366709591,0.24533197028043402,0.2502100628235372,0.2526343694635904],"n_dims_used":44,"mean_confidence":0.9185495376586914},"coverage":{"mean_confidence":0.9185495376586914,"n_dims_used":44,"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}}