{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001958","496:4960000081","493:4930005611","493:4930002459","493:4930002786","496:4960000904","493:4930005946","496:4960000618","493:4930005616","496:4960000491","496:4960003165","493:4930003141","493:4930004890","496:4960000359","496:4960000490","493:4930002973","493:4930004629","493:4930004477","496:4960000429","496:4960002072","493:4930004479","496:4960002338","493:4930004316","493:4930005615","496:4960000430"],"twin_admin_codes":[493,496,493,493,493,496,493,496,493,496,496,493,493,496,496,493,493,493,496,496,493,496,493,493,496],"twin_sims":[0.6894773129964992,0.5209932508151718,0.5170811489710341,0.5025853651787225,0.4942145450237161,0.49208866551031544,0.4531592059451721,0.4405830485082082,0.42682139079420733,0.41281060848461965,0.41174856518443026,0.39603630428755493,0.39037115274026285,0.3831582881967015,0.3775718284000246,0.35787965582175174,0.35361475861826197,0.35095877316732726,0.34540916026643365,0.3327146649969359,0.3260025424469271,0.3234761055711075,0.323404564150628,0.32164190399464143,0.3142866019133267],"twin_dists":[0.11199692143659322,0.14830940768100195,0.1491641653795107,0.1523455717515838,0.15419395249344844,0.15466479606857175,0.16340582421204097,0.16628563745442426,0.16947397855599128,0.17276395851505214,0.17301527987789989,0.1767676598350758,0.17813717608078092,0.17989441112522334,0.1812663066862047,0.18618390001656335,0.18726687044597656,0.1879447192958,0.18936979289811895,0.19267614628505397,0.19445208811684656,0.19512577668034817,0.19514489611972155,0.19561671407049577,0.19760137256047158],"n_dims_used":45,"mean_confidence":0.9249336242675781},"coverage":{"mean_confidence":0.9249336242675781,"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}}