{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001964","470:4700001815","470:4700003303","496:4960011993","470:4700002627","466:4660000156","466:4660003054","466:4660001067","470:4700001814","496:4960011820","466:4660000277","466:4660001251","496:4960011985","470:4700006061","466:4660001880","466:4660003053","466:4660000064","470:4700002459","470:4700004692","466:4660003245","466:4660003166","466:4660000036","496:4960012063","466:4660000467","466:4660001956"],"twin_admin_codes":[470,470,470,496,470,466,466,466,470,496,466,466,496,470,466,466,466,470,470,466,466,466,496,466,466],"twin_sims":[0.6169960585412537,0.594502207653693,0.5658311212384199,0.5633703977108301,0.5552638569599585,0.549244626837028,0.5338771249206777,0.5258963297858894,0.48716182845705713,0.4846037832366217,0.4728602844905077,0.47264031763929626,0.4675430568271245,0.4622452419049138,0.4484692030392843,0.4460849445594188,0.44246892514584146,0.441233435746786,0.4337874261881878,0.4300561908300854,0.4255883043633189,0.4253027276513492,0.4215102111109032,0.4198856289451237,0.41855862980593855],"twin_dists":[0.1276333412243052,0.13245043770054274,0.1386022594488782,0.13913164348626336,0.14087782755335246,0.14217684071797965,0.14550459301350283,0.14724023357225738,0.15575832853544136,0.1563274191745607,0.15895229315833045,0.1590016604031681,0.16014781208605683,0.16134360426194833,0.1644762079616214,0.16502196883664275,0.16585180951732187,0.16613594071066434,0.16785499136025647,0.16872084595363476,0.16976168634521496,0.1698283672648664,0.17071568117729982,0.17109680107740632,0.17140857307229942],"n_dims_used":43,"mean_confidence":0.9120623566383539},"coverage":{"mean_confidence":0.9120623566383539,"n_dims_used":43,"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}}