{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005055","477:4770003162","489:4890003973","477:4770002913","472:4720005957","477:4770002256","472:4720005525","472:4720005588","477:4770002415","489:4890003763","489:4890005170","477:4770003164","468:4680008943","496:4960002566","468:4680002132","472:4720005501","477:4770003461","468:4680002014","468:4680008567","489:4890004803","489:4890005159","472:4720005198","468:4680003748","477:4770001827","472:4720006209"],"twin_admin_codes":[489,477,489,477,472,477,472,472,477,489,489,477,468,496,468,472,477,468,468,489,489,472,468,477,472],"twin_sims":[0.37745435070054334,0.30488017692479613,0.30447421468497193,0.3034426723575616,0.30166313082715557,0.2842414442031155,0.2787228887960996,0.27597137122335413,0.27486448280118075,0.27373104873178217,0.2729321173602336,0.2689951143020939,0.2685905125842589,0.2669834006535181,0.25010697100020596,0.24807984709029188,0.24525853103742137,0.2444374874914307,0.24232820760500384,0.22943331933980837,0.22785637524582011,0.22568619459347575,0.22429705890309312,0.22326743484061345,0.2219295775518352],"twin_dists":[0.18129526140447874,0.20017837824957382,0.20029062002842443,0.20057621517224575,0.20107023208319527,0.2060000360700659,0.20759917582114476,0.20840368970349923,0.20872871411752295,0.2090623656587497,0.2092980588628159,0.21046576910591297,0.21058637039799563,0.21106652446385787,0.21622183719718535,0.21685575424569964,0.2177435850201442,0.218003190303784,0.2186727131823755,0.22285060598183182,0.2233720199965752,0.22409350821743074,0.22455775455564433,0.2249030887990612,0.22535339358692272],"n_dims_used":45,"mean_confidence":0.9206536187065972},"coverage":{"mean_confidence":0.9206536187065972,"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}}