{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000027","491:4910000288","492:4920006694","491:4910000320","491:4910000139","491:4910000318","491:4910000416","491:4910000104","491:4910000801","492:4920006238","492:4920006190","491:4910000465","491:4910000248","491:4910000369","491:4910000144","491:4910000359","491:4910000227","491:4910000041","491:4910000281","491:4910000413","491:4910000556","491:4910000080","491:4910000504","491:4910000137","492:4920005536"],"twin_admin_codes":[491,491,492,491,491,491,491,491,491,492,492,491,491,491,491,491,491,491,491,491,491,491,491,491,492],"twin_sims":[0.17641802790613212,0.0743876251294821,0.0659907317464358,0.06302865013502204,0.061325541116141746,0.061176127580437806,0.055174031616244165,0.05505542273793263,0.050670608978888185,0.04849169257861559,0.04416425823833546,0.039228330299807164,0.038061182371292926,0.03803042846595009,0.03497016042636011,0.03359913253593653,0.02489121268330203,0.02438054210797683,0.024300926031401295,0.023249420480085676,0.022599610829472937,0.020243850206014168,0.019903732906788228,0.01802490809859477,0.017236239709016832],"twin_dists":[0.24192231796027977,0.2960719993876033,0.3028187910948,0.30536615156048297,0.3068755155275447,0.30700956612618663,0.31263154360692436,0.312747630711065,0.31719217296972807,0.31952094921866,0.3244180181860402,0.33052258785698624,0.33206040871433906,0.33210146666420887,0.3363353125926217,0.33833513073060106,0.35297393394807447,0.3539631366272854,0.3541189703894254,0.3562197036576459,0.3575594694518905,0.3627152494457339,0.3635023326234864,0.36807450234731165,0.3701190998762744],"n_dims_used":45,"mean_confidence":0.8898896111382378},"coverage":{"mean_confidence":0.8898896111382378,"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}}