{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011703","490:4900011442","490:4900011165","490:4900011843","490:4900011319","490:4900011702","490:4900011234","490:4900011704","490:4900010998","490:4900011448","490:4900011305","490:4900010426","490:4900011445","490:4900011906","490:4900011905","490:4900011375","490:4900011769","490:4900010760","490:4900010843","490:4900011085","490:4900011902","490:4900011700","490:4900011773","490:4900011455","490:4900011237"],"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":[0.48319010368067544,0.3843438735970702,0.375009037991923,0.3747861017101083,0.36453464713840916,0.35496178377991244,0.34747780528848554,0.33300251046528295,0.3282027344041978,0.2866152281975203,0.2743414834905116,0.24786625680467034,0.24254613208313675,0.2405949278425421,0.2364897679466836,0.23596160241836311,0.2318130528200403,0.22189759767115666,0.22000412265450422,0.2050538769349857,0.20086959551812916,0.19140002634138875,0.1902025611318337,0.18916890334770087,0.18746467389822558],"twin_dists":[0.15664231996261344,0.17960450079942544,0.1818989588172919,0.18195409285606098,0.1845071472590151,0.1869240996277744,0.18883719063060123,0.19260042730724214,0.19386774722896083,0.2053179383247131,0.20888256552171172,0.21692274065620526,0.21860336600224614,0.219225715328067,0.22054587306877105,0.2207168051606842,0.22206821088375184,0.22536417972912642,0.22600467015817136,0.23119720004415312,0.2326964751696905,0.2361709371479378,0.23661874603857505,0.23700688360726124,0.23765007441144517],"n_dims_used":45,"mean_confidence":0.8919157240125868},"coverage":{"mean_confidence":0.8919157240125868,"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}}