{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000666","490:4900004031","490:4900001034","490:4900000559","490:4900001198","490:4900001880","480:4800003888","490:4900002182","490:4900005805","490:4900000923","494:4940008680","490:4900002926","490:4900002657","490:4900003084","496:4960011727","490:4900004042","490:4900005000","490:4900005932","490:4900000664","490:4900007386","480:4800004630","490:4900000657","490:4900004307","490:4900000898","470:4700006791"],"twin_admin_codes":[490,490,490,490,490,490,480,490,490,490,494,490,490,490,496,490,490,490,490,490,480,490,490,490,470],"twin_sims":[0.5681294727162617,0.5305185785751245,0.5178830065452638,0.4989817504299918,0.48270569491585585,0.47684761323720937,0.4466525415613383,0.43624091770145496,0.432177706290182,0.4318593793578658,0.4217021210056773,0.380124762959072,0.379162867964936,0.37862709499803915,0.37790478310546916,0.3685935807734369,0.3581502740495859,0.3567542331454553,0.3522239888474046,0.33867374702927283,0.3321383265277244,0.3237695444133578,0.32358067808564334,0.3221646995199276,0.3217053108305799],"twin_dists":[0.1381080609718819,0.1462343243406159,0.14898884172949997,0.1531402234859475,0.1567502893619361,0.1580587246120782,0.1648919448637049,0.16728727580975228,0.16822816533025894,0.16830202794352012,0.17067070092203648,0.1806381619419722,0.18087459360115252,0.18100641135786844,0.18118426717707828,0.1834920743671568,0.18611540778045402,0.18646902518989686,0.1876214845805807,0.19111577199522356,0.1928278621074905,0.19504737979903353,0.19509783392033214,0.19547662514817116,0.19559971671900586],"n_dims_used":45,"mean_confidence":0.917827860514323},"coverage":{"mean_confidence":0.917827860514323,"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}}