{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004362","490:4900004500","490:4900003795","490:4900003263","490:4900003251","490:4900002536","490:4900003515","490:4900004353","490:4900002687","490:4900002996","490:4900003788","490:4900002685","490:4900002092","490:4900005058","490:4900003512","490:4900004089","490:4900003392","490:4900003388","490:4900004492","490:4900003395","490:4900002992","490:4900004621","490:4900003255","490:4900002836","490:4900001372"],"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":[0.31824370336733365,0.13388144610196528,0.09519591276325808,0.08840226359309779,0.06734604984171326,0.04238874608788424,0.03352131364994065,0.03043893521966476,0.029935482663853177,0.029317464002289618,0.029009856753089407,0.027188199100695122,0.026972755165878944,0.02627486586689318,0.023707965507726705,0.021991778827110293,0.02136682967329649,0.019722868683809743,0.017756226888412115,0.015789883064515314,0.01470508259646794,0.014347009176282335,0.01415271094093514,0.012723352894680634,0.012151660543413642],"twin_dists":[0.19653042619532238,0.26044939153413077,0.28167008445620517,0.28606946588994103,0.3016842625928129,0.3265444631934215,0.3384507118210568,0.34322427515568404,0.34404292413872056,0.34506416539566065,0.34557937303657427,0.34873039952781926,0.34911499018102166,0.3503792453648848,0.3552936919375207,0.35884330642647533,0.3601958602671093,0.3639256699106946,0.36876208964427454,0.37409199616691297,0.3772876026405817,0.37838809972215687,0.3789954326324234,0.3837045474580046,0.3857202064915015],"n_dims_used":45,"mean_confidence":0.9161287095811632},"coverage":{"mean_confidence":0.9161287095811632,"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}}