{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003925","489:4890003960","479:4790003318","498:4980002727","479:4790001760","489:4890004436","472:4720001220","498:4980004182","470:4700008211","489:4890005327","477:4770000153","472:4720001057","489:4890004177","478:4780001411","500:5000011409","489:4890004269","477:4770003512","472:4720005607","479:4790001220","479:4790002216","472:4720002663","496:4960003908","489:4890004438","479:4790004023","498:4980005249"],"twin_admin_codes":[479,489,479,498,479,489,472,498,470,489,477,472,489,478,500,489,477,472,479,479,472,496,489,479,498],"twin_sims":[0.45898446845308605,0.4505150582115549,0.4168344522291684,0.3992961841232146,0.39035313391768345,0.3872825321553997,0.37442256753351516,0.3711288802985136,0.369916079541848,0.334423761969542,0.321993516438527,0.31184335004205715,0.2968670183290235,0.27217398658009834,0.2605882611568057,0.25553415328371115,0.2484119067588302,0.23559229977629406,0.23006104105921243,0.22625528797417024,0.21824691402775445,0.21316226948983819,0.21047574105281103,0.20798782349806338,0.20579173807181572],"twin_dists":[0.16208199763932618,0.16400877890481344,0.17181429007518065,0.17598369914157688,0.17814154673567842,0.17888774359657625,0.18204403247075954,0.18286086974958718,0.1831625480695008,0.19222708271206607,0.19552248157571323,0.19826643659239324,0.20241021055346017,0.20952210809618804,0.21299524099110814,0.21454064054837055,0.21675168674796055,0.22083647252646654,0.22264370966615046,0.22390386654689323,0.2266023781637956,0.22835034318956213,0.22928529706900233,0.23015838673849956,0.23093499689461985],"n_dims_used":45,"mean_confidence":0.9170330471462673},"coverage":{"mean_confidence":0.9170330471462673,"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}}