{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001775","490:4900001774","490:4900002677","490:4900002400","490:4900001498","490:4900001931","490:4900001244","490:4900001770","490:4900002678","490:4900001105","490:4900001236","490:4900001238","490:4900002832","490:4900004491","490:4900002533","490:4900002231","490:4900002225","490:4900001634","490:4900001635","490:4900001368","490:4900001776","490:4900001921","490:4900001913","490:4900001769","490:4900002072"],"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":[0.5680463511229824,0.4605484312072112,0.4286002720799764,0.4247392782444663,0.3757383870453781,0.31925321030604575,0.3007178460058587,0.2774053150293785,0.2766346672841199,0.27480778931831,0.25832526508571335,0.25489054305347064,0.24490721055707812,0.23754406089332383,0.22063947260245745,0.20346914286723508,0.1802976811392048,0.16117070025315394,0.16083531030157394,0.15954496650959726,0.15612352524754777,0.15412517810714527,0.14045429186080563,0.13382300146270187,0.12732033729067266],"twin_dists":[0.13812592991563358,0.16172761086592702,0.1690595273833617,0.16995998481373012,0.1817186967155923,0.19625841916910258,0.20133334225995106,0.20798381255048498,0.2082093028570869,0.20874538303740311,0.2136848403930282,0.21473882020131133,0.21785460015980637,0.2202054125337389,0.22578934585681806,0.2317625358610731,0.24040086915928963,0.24814465615465667,0.24828621438634682,0.24883283913067822,0.2502980095173053,0.2511646441758135,0.25732676669457244,0.2604776676575922,0.263683530761798],"n_dims_used":45,"mean_confidence":0.9153528849283854},"coverage":{"mean_confidence":0.9153528849283854,"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}}