{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007913","490:4900007914","490:4900008917","490:4900009040","490:4900007796","490:4900008471","490:4900007912","490:4900008571","490:4900008465","490:4900009226","490:4900008591","490:4900008806","490:4900008470","490:4900009028","490:4900008247","490:4900009027","490:4900008580","490:4900008353","490:4900008680","490:4900007795","490:4900008693","490:4900008570","490:4900008569","490:4900009131","490:4900009126"],"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":[0.3120846710031743,0.28391606959879995,0.2259565136550695,0.17088601225300715,0.15936523719357387,0.15259561861546841,0.1426880907310258,0.10936305771102933,0.10271929099059432,0.09692128350596498,0.08618682105945501,0.08296440040017879,0.06229594280264013,0.056007632276940084,0.05330196701009637,0.051423118302586855,0.04994889839665897,0.046204369235810644,0.035612121739765856,0.0324334465795826,0.03165755758757233,0.03130897038654711,0.028639131461009857,0.02855378684177189,0.024493698022058127],"twin_dists":[0.1982006160951695,0.2060937979946124,0.22400338898856054,0.244133537189595,0.24890923218697691,0.25183355466089,0.2562903930648129,0.27323580523788626,0.27707773534000596,0.2805923880082967,0.2875620588412401,0.2897885843305479,0.3060113560931741,0.31182143926814737,0.31448843858403613,0.3164072743152003,0.31795411556598935,0.3220615434349241,0.335421787345293,0.3400909248430298,0.34128971074904946,0.34183649106003217,0.3462065678600185,0.3463519414194467,0.3537424108277536],"n_dims_used":45,"mean_confidence":0.8864008585611979},"coverage":{"mean_confidence":0.8864008585611979,"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}}