{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001425","474:4740003024","474:4740002454","474:4740003026","474:4740002847","474:4740002569","474:4740002752","474:4740002843","474:4740003028","474:4740002754","474:4740000997","474:4740002845","474:4740002846","486:4860000181","474:4740002929","474:4740001108","474:4740002656","474:4740002145","474:4740002564","474:4740000904","474:4740003211","474:4740003032","474:4740002151","488:4880005968","474:4740001221"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,488,474],"twin_sims":[0.667748801977812,0.6100137575387234,0.5916939131769715,0.4832792466307347,0.4196883353387305,0.35227903053430615,0.31230665808800606,0.3051798643864397,0.29491037002208964,0.2687654753531205,0.23335323255061938,0.23084552143560644,0.21863149071088855,0.18958671937687166,0.18216491230729895,0.17890128917463868,0.1735536756281986,0.16351006902585505,0.15833194344895823,0.14611580703239224,0.14406863167530323,0.14393918792328994,0.14063653077515728,0.12882771590446984,0.12585280279802522],"twin_dists":[0.11671999024239078,0.12912865439595622,0.13305206290953478,0.1566224546667118,0.17114312774526413,0.18760743639431984,0.19814009457016257,0.20009557519056748,0.20296052546059018,0.21053420472814335,0.22156465377352635,0.2223856687270219,0.2264712906446631,0.23684981592214274,0.23967687536015045,0.2409457784064207,0.2430609518920454,0.2471631746343389,0.24934964972550408,0.2547232906960357,0.25565590666955496,0.2557152058014182,0.2572417588549697,0.26292956377025656,0.2644240917006274],"n_dims_used":45,"mean_confidence":0.9208462185329861},"coverage":{"mean_confidence":0.9208462185329861,"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}}