{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001689","490:4900003988","490:4900004688","490:4900004278","490:4900005642","490:4900005510","490:4900004411","490:4900003185","490:4900002897","490:4900002164","490:4900004138","490:4900004414","490:4900003330","490:4900005639","490:4900005360","490:4900002608","490:4900001411","490:4900003699","490:4900003595","490:4900007499","490:4900004554","490:4900007733","487:4870000543","490:4900004149","490:4900003995"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.5533711337595478,0.47276786871838733,0.43335541598624283,0.4239481682909205,0.38001949989945255,0.37431706474784127,0.3732947097981279,0.35979886681603057,0.3523626403322792,0.3489035013458041,0.3052997948670623,0.29551712297809457,0.2902238624318212,0.2879620766319723,0.2796409047667483,0.27154123603264474,0.26829884500914775,0.26426727563329655,0.2624870535575452,0.254992766254593,0.25222328849363274,0.24880075527606915,0.24605445285343902,0.24246836357555235,0.2421320558220486],"twin_dists":[0.14128605782180245,0.15897303313493172,0.1679550875053054,0.17014490486449238,0.18066402126002484,0.18207014225033336,0.1823233417965967,0.18569872816029798,0.1875860990094878,0.18847109732338632,0.20006245181933094,0.20278964419369128,0.2042874671418295,0.20493243355696478,0.20733183506736555,0.20970939827459187,0.21067337878490575,0.2118821185950086,0.21241952234714173,0.21470732258676553,0.21556352208869337,0.21662993490350912,0.21749245688084887,0.21862810860120138,0.21873516645546523],"n_dims_used":45,"mean_confidence":0.9211435953776042},"coverage":{"mean_confidence":0.9211435953776042,"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}}