{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001223},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003145","496:4960001454","496:4960001227","496:4960001563","496:4960001336","496:4960001809","496:4960002186","496:4960001112","496:4960006697","496:4960002712","489:4890004215","496:4960002172","496:4960001331","496:4960001938","496:4960002713","496:4960001494","496:4960001814","496:4960002062","496:4960001921","496:4960002185","479:4790003932","488:4880000089","479:4790002736","496:4960002176","467:4670000283"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,489,496,496,496,496,496,496,496,496,496,479,488,479,496,467],"twin_sims":[0.7544582376443982,0.7210707628338852,0.6761629934695288,0.6688095823496855,0.630804555931221,0.5751673210817809,0.5730604571959922,0.572815954573138,0.5636176837604506,0.5619021747044204,0.5029755699378998,0.49461720349499505,0.4883689595379002,0.48374491947921455,0.46564375740658864,0.4563359858862818,0.44391361588051287,0.4422364063715029,0.43535847675433126,0.4171354164177008,0.41025199975925786,0.4056024643595386,0.40473307902169803,0.39856612977258965,0.3835218335886563],"twin_dists":[0.09749333620988078,0.10503273483459404,0.11489615266607989,0.11649037671889954,0.12467398821847796,0.1365961410607294,0.13704854833190017,0.1371010612075617,0.13907843080629936,0.13944764807708893,0.15225962003137727,0.15410483759311605,0.1554900943059578,0.1565186991592,0.16057596801603818,0.1626831208111199,0.16551995612568812,0.16590525941630271,0.16749131748662638,0.17174341843764368,0.173369907404744,0.17447531693514903,0.17468263318203706,0.17615901303759385,0.1798054681065281],"n_dims_used":45,"mean_confidence":0.9282404581705729},"coverage":{"mean_confidence":0.9282404581705729,"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}}