{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001689","470:4700001829","470:4700001236","466:4660001576","466:4660001996","466:4660001788","470:4700002144","470:4700001102","470:4700000724","466:4660002499","470:4700001675","466:4660001583","470:4700001231","466:4660001477","496:4960012273","470:4700001676","470:4700003342","470:4700001235","496:4960004584","496:4960004748","470:4700000840","496:4960012588","466:4660001795","470:4700001373","488:4880005420"],"twin_admin_codes":[466,470,470,466,466,466,470,470,470,466,470,466,470,466,496,470,470,470,496,496,470,496,466,470,488],"twin_sims":[0.792479287889021,0.7894391068003526,0.7323229311670973,0.6872367888479419,0.6283192424987548,0.6107445456538757,0.6100117029676414,0.5961223928317307,0.5875420089300037,0.5677308507398717,0.560489828725993,0.5601724631015172,0.5572681209537927,0.5509446715274606,0.5040167164529666,0.5021028587327311,0.48323682096709636,0.46391469640301697,0.4582414185796423,0.45095867198431655,0.4483880406711278,0.43418117282053803,0.43206621150563973,0.42901557937175683,0.4262104613301676],"twin_dists":[0.08857952446907838,0.08930843970904455,0.10251593101809293,0.11248605843757527,0.12520693994287346,0.1289721667209417,0.12912909434927672,0.1321033943735535,0.13394178597788228,0.13819375691596955,0.13975172957832613,0.13982007343037123,0.1404457671996344,0.14180972485077672,0.15203037186238655,0.15245188030107398,0.15663190898285528,0.1609662726986851,0.162250520547743,0.16390752852771265,0.1644947681120397,0.16776379567552593,0.16825403338751585,0.16896286911781228,0.16961647958868248],"n_dims_used":43,"mean_confidence":0.9129947396211846},"coverage":{"mean_confidence":0.9129947396211846,"n_dims_used":43,"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}}