{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003774","489:4890005445","489:4890004846","472:4720006156","472:4720005929","478:4780002781","472:4720006159","489:4890005312","469:4690001731","489:4890005149","477:4770002918","489:4890005104","489:4890005387","479:4790002572","489:4890005181","472:4720006445","489:4890004445","489:4890005455","489:4890005416","478:4780003742","479:4790001738","472:4720006525","472:4720005452","489:4890005145","472:4720006077"],"twin_admin_codes":[489,489,489,472,472,478,472,489,469,489,477,489,489,479,489,472,489,489,489,478,479,472,472,489,472],"twin_sims":[0.46580172223231936,0.4557636830424497,0.43726015859096584,0.42122327750961247,0.4111126965730491,0.39336197667363615,0.3847254949421544,0.37612517018121516,0.375232148320715,0.367843815216421,0.36614554313071357,0.36396327125996747,0.35983701171580057,0.3535364344767908,0.3512004222413317,0.3466216027716242,0.34516886590818097,0.32938034883256684,0.3270789177763826,0.3264344331947492,0.3263625618556513,0.32552635755321,0.3208506379369132,0.31990389969234845,0.31787027930603723],"twin_dists":[0.1605403353526334,0.16281318127165612,0.16705180659894323,0.17078294939031516,0.17316588685881568,0.17741302112037027,0.1795112740846617,0.18162317089595875,0.18184379781908244,0.18367915500506732,0.18410361287419807,0.18465049455213906,0.1856890986613531,0.18728682201097036,0.18788293636396775,0.18905742851265053,0.1894317693570362,0.19355587655788686,0.19416594618416683,0.19433721225646314,0.19435632301643477,0.1945788432504485,0.19582898514736088,0.19608335011477168,0.19663116667244873],"n_dims_used":45,"mean_confidence":0.9200064765082465},"coverage":{"mean_confidence":0.9200064765082465,"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}}