{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002566","490:4900003002","490:4900010174","490:4900002568","490:4900003155","490:4900003160","490:4900001949","490:4900003001","490:4900002570","494:4940008845","490:4900002260","490:4900010178","490:4900003157","490:4900002262","490:4900003816","490:4900003538","490:4900002265","490:4900010078","490:4900010173","490:4900002420","490:4900003425","490:4900002401","490:4900002103","490:4900003144","490:4900002712"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5320875031421195,0.39713023948894943,0.19906657079104198,0.19895903855939975,0.18629608807381345,0.17173213171092458,0.1706857978487848,0.1497497401179627,0.14142119157273234,0.12311279831791358,0.12171545292038752,0.11962519024200004,0.11803159012445989,0.11635920795996305,0.1144250767162647,0.11174185132452574,0.1078009753487729,0.10197048061224864,0.0942724102216903,0.09216294698363278,0.08653200622201855,0.07743987372680107,0.07704862093043419,0.07423484397659376,0.0740629415125124],"twin_dists":[0.14589331591092608,0.1765042535952145,0.2333491444907354,0.23338819824487372,0.23809348196917557,0.24379204851988928,0.24421451976185163,0.2530913407116515,0.25687667755637267,0.2658245094747187,0.2665478439147967,0.2676417838895589,0.26848565341405556,0.26938067943577804,0.2704281879115125,0.2719042022412266,0.2741224701360674,0.27752278150660226,0.2822532509193355,0.28360241332890274,0.2873275083895896,0.29377215535232276,0.2940628349107706,0.2961891056000368,0.29632110120724725],"n_dims_used":45,"mean_confidence":0.9190324571397569},"coverage":{"mean_confidence":0.9190324571397569,"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}}