{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010131","490:4900010223","490:4900008228","490:4900008439","490:4900010480","490:4900010911","490:4900010129","490:4900010905","490:4900010478","490:4900008438","490:4900011494","490:4900007773","490:4900009936","490:4900007999","490:4900010566","490:4900010989","490:4900010229","490:4900010138","490:4900010396","490:4900010835","490:4900008779","490:4900011065","490:4900010225","491:4910005663","490:4900010574"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.341567434080382,0.2923313652505406,0.2644391009799123,0.2130322782805864,0.18416999139071377,0.17263157932975984,0.168848236788055,0.15077636803943065,0.14479183341992913,0.13889057535905777,0.10284897985358542,0.09396022095646384,0.08495350513216289,0.07568413926119828,0.07496038425979544,0.07467542639497622,0.0695994507968136,0.05944086429139754,0.05920207485530022,0.05861986614163009,0.05784165056679879,0.05705924697574266,0.05335800832416189,0.05252108163729935,0.05230560836647148],"twin_dists":[0.1903634078271756,0.2036891859809414,0.21183036874256853,0.2283953978047708,0.23890524597655566,0.24343035567479113,0.2449609783052737,0.2526355933601903,0.2553253278696392,0.2580595855400496,0.27700091381473124,0.2824514080767143,0.28840624572773743,0.2950859623868815,0.2956347029829591,0.2958519272714247,0.2998384587157476,0.30858644645836497,0.30880639439584295,0.30934574152606664,0.3100735998652467,0.31081356137614363,0.31443207237898757,0.31527901230629657,0.31549887592203085],"n_dims_used":45,"mean_confidence":0.8862818400065104},"coverage":{"mean_confidence":0.8862818400065104,"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}}