{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010790},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010871","490:4900010615","490:4900010777","490:4900010874","490:4900010619","490:4900010620","490:4900010447","490:4900010614","490:4900011110","490:4900010691","490:4900009880","490:4900010353","490:4900012056","490:4900012059","490:4900012205","490:4900011732","490:4900010792","490:4900010537","490:4900010182","490:4900010883","490:4900010362","490:4900010622","490:4900009374","490:4900010439","490:4900010629"],"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":[0.5628025921630828,0.525291487557443,0.4096824303529218,0.3948384787774077,0.3449632881450893,0.3213832555112012,0.31989195952089505,0.2978013493543373,0.2851649769355994,0.27637418125938334,0.2720812199766906,0.2685549524383945,0.2638577219664702,0.2482184505391908,0.24705072400787664,0.2409250832125937,0.23113097874153343,0.2153574444107755,0.20517641680576015,0.20217884305589953,0.2019311498604252,0.19171906629196525,0.1836954141243035,0.17397914912065635,0.1702849442287199],"twin_dists":[0.1392538391124248,0.1473720042362632,0.1735050220332958,0.17705646596241842,0.18948480990015418,0.1956860689051788,0.19608656083564985,0.20214817950098649,0.2057342568906577,0.20828560739467888,0.20954954963497788,0.2105969753355201,0.2120055515371029,0.21681230507317076,0.21717885020753422,0.2191201807369106,0.22229191602807924,0.22759229012905907,0.23115361015511193,0.23222507030370187,0.2323140928251287,0.23605195768104484,0.2390873437949866,0.24289097445742897,0.24437686171883516],"n_dims_used":45,"mean_confidence":0.9193929036458334},"coverage":{"mean_confidence":0.9193929036458334,"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}}