{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003309","490:4900007029","488:4880004077","490:4900003220","485:4850000081","490:4900006772","466:4660006470","469:4690002873","488:4880000537","466:4660000247","490:4900004027","478:4780007601","466:4660014413","478:4780007376","466:4660000207","466:4660000263","493:4930007044","470:4700001862","490:4900008763","478:4780000347","466:4660002981","466:4660014310","470:4700003650","490:4900001896","490:4900000419"],"twin_admin_codes":[470,490,488,490,485,490,466,469,488,466,490,478,466,478,466,466,493,470,490,478,466,466,470,490,490],"twin_sims":[0.3837592045080935,0.3480941381100333,0.3335558160349108,0.29820905099699,0.1953065423342491,0.18575148922598717,0.18120648889171678,0.17588981593626918,0.17367620446981008,0.17265148277281103,0.16735725381075414,0.16517832231010263,0.15249417590296532,0.1485818012078842,0.1480199503721676,0.14744573221084437,0.14435161801693613,0.1442897180839868,0.1442803812124701,0.142482580103666,0.13949089125764003,0.13913972655301599,0.13912894071589185,0.13565533282481174,0.13539172700542149],"twin_dists":[0.17974741600219293,0.1886788305734067,0.1924549780717173,0.20203399182824508,0.23472347579351072,0.23830079170516547,0.24004783210844172,0.24213129591203023,0.24301197090754548,0.24342236721567662,0.2455709520357791,0.24646945309698906,0.2518780914476621,0.2536126273010542,0.2538644756284405,0.254122597881472,0.25552640608443683,0.2555547167123858,0.25555898781702563,0.2563852337134333,0.25777752956998684,0.25794241261870476,0.2579474818278861,0.2595955428124364,0.25972189571039367],"n_dims_used":45,"mean_confidence":0.9164935641818577},"coverage":{"mean_confidence":0.9164935641818577,"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}}