{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002243","474:4740001106","474:4740002450","474:4740001621","474:4740002236","474:4740001220","486:4860000030","474:4740002344","474:4740001112","474:4740002345","474:4740001111","474:4740000897","474:4740001936","474:4740001724","474:4740002452","474:4740002045","486:4860000105","474:4740001414","474:4740003293","474:4740002136","474:4740001620","474:4740002447","474:4740002342","474:4740002032","486:4860000124"],"twin_admin_codes":[474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,486],"twin_sims":[0.6958039891203621,0.6145479626019528,0.612644723309335,0.5911364658433659,0.5323723196198002,0.5316034417113239,0.5272980419374734,0.4928544603284738,0.48729701143372117,0.4677218348491582,0.44910449978831246,0.405547197016301,0.4040171086429926,0.400870983127201,0.39681211397010224,0.3954898557849787,0.39287246898719635,0.39170309309443885,0.37091742562290775,0.3579504435504925,0.3461495860891606,0.34350156948882116,0.3402659026928096,0.33042872193726147,0.3250041721927926],"twin_dists":[0.11061270374721627,0.12815766732195602,0.1285652577874501,0.1331715009295357,0.14583143306811097,0.1459985050270214,0.1469349860394509,0.15449511794097281,0.15572827975765866,0.16010754123693766,0.16433097239747152,0.17448849024462618,0.17485351519889586,0.1756060256754008,0.1765808199349514,0.17689936328550165,0.17753136747195522,0.17781436084517777,0.18291343282767902,0.18616598139953794,0.18917896647909616,0.18986242853904595,0.19070138378043827,0.1932787486279159,0.1947179614494812],"n_dims_used":45,"mean_confidence":0.9207934061686198},"coverage":{"mean_confidence":0.9207934061686198,"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}}