{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003893","490:4900002004","490:4900003892","490:4900001573","490:4900002469","490:4900003227","490:4900003753","490:4900004184","490:4900004171","490:4900004179","490:4900004034","490:4900002786","490:4900003898","490:4900003202","490:4900002161","490:4900002637","490:4900001316","490:4900002483","490:4900004445","490:4900004037","490:4900002188","490:4900003076","490:4900004597","490:4900001450","490:4900000464"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8205881589502128,0.7542705338777212,0.747747001938792,0.721949444165295,0.7098174695843318,0.6935309391822051,0.6934967827549298,0.6571656199936904,0.6569069587751322,0.633136476348225,0.6294377618542817,0.609326704307711,0.6056143838319634,0.5819076331137023,0.5807892787446027,0.5599930074291951,0.5590472935323341,0.5482541569132423,0.5460231862133469,0.5439739087682933,0.5334464525052063,0.5315929924413151,0.5197691589211496,0.5097881252054373,0.5094404795720833],"twin_dists":[0.08167317553758778,0.09753637585894742,0.09902716165044113,0.1048369779901163,0.10752908385316928,0.11111055412707531,0.11111803057064522,0.11900631181397672,0.11906209687167228,0.12417376786432481,0.12496710508365279,0.12927577489075867,0.13007068670043606,0.13514980896171705,0.13538968676392218,0.13985872108622827,0.14006241878956555,0.14239081398206174,0.14287301490519358,0.14331624606236185,0.14559811471831033,0.14600077592875432,0.14857669628169262,0.15076185828117342,0.1508381612630284],"n_dims_used":45,"mean_confidence":0.9178115844726562},"coverage":{"mean_confidence":0.9178115844726562,"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}}