{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004365},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003125","490:4900003794","490:4900002696","490:4900003654","490:4900003252","490:4900004354","490:4900004493","490:4900002989","490:4900002996","490:4900003388","490:4900002995","490:4900003657","490:4900003120","490:4900003670","490:4900003254","490:4900002986","490:4900003661","490:4900003131","490:4900002993","490:4900003256","490:4900001506","490:4900003127","490:4900002550","490:4900001510","490:4900003119"],"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":[0.6096199789644993,0.5125598731176092,0.4203995789337626,0.4185530371100709,0.35650313298295055,0.3302423164916196,0.30726303711026326,0.29079229600157697,0.283123426456757,0.26672275382106236,0.25522050161145615,0.2548183274111144,0.2512734931270899,0.2436838749124572,0.23847450718297056,0.23631666087117764,0.2278390393488171,0.2185036897410284,0.2161685674376618,0.21527275076542182,0.20269295749706823,0.1972495597592733,0.19452924869564275,0.19285868304074055,0.19003523413582657],"twin_dists":[0.12921297543641103,0.1501539771218611,0.1709761633551307,0.17140988793767972,0.18653270438776515,0.19332798789776465,0.19952129316766568,0.20412584552776655,0.20632248240637824,0.21114456645138235,0.21463718020325517,0.21476107653938822,0.21585853376304015,0.21824197018436545,0.21990576324257233,0.22060186882172048,0.2233777653267353,0.2265148359344037,0.22731350700862293,0.22762144013741967,0.2320405332076171,0.23401101777433725,0.23500986739250943,0.23562808431939014,0.2366814769696742],"n_dims_used":45,"mean_confidence":0.9203567504882812},"coverage":{"mean_confidence":0.9203567504882812,"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}}