{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002802","478:4780004492","500:5000011324","485:4850000166","485:4850000805","481:4810001651","484:4840001450","499:4990000854","499:4990001226","499:4990002415","470:4700007979","485:4850000010","485:4850000657","493:4930002040","470:4700004668","500:5000009382","485:4850000233","485:4850001643","484:4840001371","467:4670000432","485:4850001635","499:4990001041","499:4990002225","469:4690004143","496:4960003401"],"twin_admin_codes":[499,478,500,485,485,481,484,499,499,499,470,485,485,493,470,500,485,485,484,467,485,499,499,469,496],"twin_sims":[0.4051592165472328,0.3368094907781385,0.3185475565298202,0.3061291686536091,0.290752544248265,0.28446580315948367,0.2758520866296298,0.26775870943345514,0.25582154921131967,0.24678988678053762,0.24543444797906067,0.24512631741789323,0.24125982111742122,0.23545370033938295,0.23064738073742944,0.23007585286636495,0.22882982429412813,0.22242581863799415,0.2190631624563644,0.21890849217382233,0.21837697630953726,0.21586089534737712,0.209758699538393,0.20846564344130958,0.20621850733419017],"twin_dists":[0.17458099032114271,0.19160231454995238,0.1964485033329492,0.19983359432587855,0.20413714194583774,0.20593542109526944,0.20843867777730427,0.21083466354303557,0.21445224810422736,0.2172608779887941,0.21768803482855198,0.21778535168819818,0.21901327706614915,0.2208814154018697,0.22245078896808965,0.22263883221410657,0.22304986995149373,0.22518615472440975,0.22632433442064584,0.22637696726411302,0.22655802755216517,0.22741917083401045,0.22953620650806708,0.22999015512335888,0.23078363534860727],"n_dims_used":45,"mean_confidence":0.9163684421115451},"coverage":{"mean_confidence":0.9163684421115451,"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}}