{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006084","490:4900006208","490:4900004918","490:4900004637","490:4900007552","490:4900007550","490:4900004777","490:4900004780","490:4900005837","490:4900004636","490:4900007668","490:4900004778","490:4900004919","490:4900003385","490:4900005057","490:4900004638","490:4900005060","490:4900005443","490:4900004072","490:4900005173","490:4900005305","490:4900003940","490:4900007433","490:4900005831","490:4900004213"],"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":[0.2782715107155317,0.2673632303749948,0.11356612391608835,0.11239366762480824,0.09588692702204661,0.09180675476479383,0.08666001243626853,0.07205051701787007,0.06112626450592889,0.05070166229996664,0.0419688065894838,0.03843457702026096,0.03823649065144104,0.0370953459297317,0.036688948454737816,0.03401695993918642,0.033872478924218546,0.027944295994514517,0.02687582243510111,0.024066142993586618,0.020791685774401502,0.020431856405029786,0.01847140469983429,0.015491811851996391,0.014906002847604733],"twin_dists":[0.20773082074485025,0.210952881852678,0.27089775981969577,0.27154315339632085,0.2812366349965411,0.28383262651707897,0.28724071846003046,0.2978850674154557,0.3070543620217,0.3171595918188224,0.32705834130257116,0.3315641371158951,0.331826898857,0.3333634857110237,0.33392040019204766,0.3377184236118451,0.33793094151931924,0.3474011288782115,0.3492888894359586,0.35458110188156716,0.3614713848773533,0.3622851096567676,0.36695146075840435,0.37495030630185405,0.37668040396457964],"n_dims_used":45,"mean_confidence":0.9194441901312934},"coverage":{"mean_confidence":0.9194441901312934,"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}}