{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005243","496:4960005396","496:4960005681","496:4960004791","496:4960005090","488:4880000939","496:4960004640","488:4880001027","496:4960005241","496:4960004789","496:4960004945","496:4960005393","488:4880000505","488:4880000554","488:4880001118","488:4880005378","488:4880000770","496:4960004463","488:4880000038","488:4880001105","488:4880000199","496:4960005101","488:4880000361","496:4960004490","488:4880000689"],"twin_admin_codes":[496,496,496,496,496,488,496,488,496,496,496,496,488,488,488,488,488,496,488,488,488,496,488,496,488],"twin_sims":[0.8927786480267266,0.8617806481342105,0.8321616100154536,0.8229315700146838,0.7885992999410519,0.7755401305116731,0.7685113155355832,0.7222230490604773,0.7134683851657737,0.6980765296297808,0.6900430802623785,0.688009962018645,0.6837906079478121,0.6742769979021235,0.6705923973755816,0.6693936677688315,0.6653768316808999,0.660656460242587,0.6595990875768628,0.6550559920162871,0.6506850609936287,0.6488487237801034,0.646552136558144,0.6457955645236979,0.6417263290038324],"twin_dists":[0.06185533486506262,0.07083924334018937,0.07872764194801252,0.08108209525775363,0.08950923758923306,0.09260252216639668,0.09424629078561954,0.10477599702109035,0.10672129716667869,0.11011434901199955,0.11187332070811179,0.11231732504685145,0.11323737659610796,0.11530547454025701,0.11610427337047552,0.11636390956091924,0.11723310854620629,0.11825302810300048,0.11848128118529193,0.11946117163825982,0.12040276036748751,0.12079803059683551,0.121292124815535,0.12145483878371968,0.12232954347153266],"n_dims_used":45,"mean_confidence":0.9307105170355903},"coverage":{"mean_confidence":0.9307105170355903,"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}}