{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005491","490:4900005357","490:4900005359","490:4900012503","490:4900012575","490:4900004965","490:4900001812","490:4900002436","490:4900001675","466:4660007447","490:4900003166","466:4660007597","490:4900005490","490:4900005222","490:4900005362","466:4660007007","494:4940007878","494:4940008073","466:4660007152","490:4900002577","466:4660007431","490:4900005102","490:4900005492","490:4900005104","490:4900004966"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,466,490,490,490,466,494,494,466,490,466,490,490,490,490],"twin_sims":[0.5363298043071082,0.48255491969689324,0.4370441074381847,0.39969554288549414,0.3626179239775414,0.310228650930255,0.31006836405133564,0.2957393761112202,0.26102473344895766,0.260645475027912,0.25241498802163903,0.24957371990354205,0.24370255097577354,0.2306496985298322,0.2296488783145929,0.22013391943204977,0.21663276396467473,0.21040207494389723,0.2019896709637828,0.1950614309900157,0.19193390600609647,0.18697343025832863,0.18321141752250492,0.1818660491195876,0.1727808538591349],"twin_dists":[0.14497227653453895,0.15678390243039955,0.16710170144167144,0.17588785965246784,0.18498846652834455,0.19870759799581514,0.1987514625351554,0.20272710232194405,0.21286266913291077,0.21297785520505855,0.21550406506149525,0.21638827438614783,0.21823604697319443,0.22245002699732,0.22277951592947573,0.2259606473654644,0.22715427952057526,0.22931104775450042,0.232293053196645,0.23481370081377473,0.23597191534342976,0.23783623460387018,0.23927339775550202,0.2397924017225169,0.24337045880054803],"n_dims_used":45,"mean_confidence":0.922029791937934},"coverage":{"mean_confidence":0.922029791937934,"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}}