{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010779","490:4900010450","490:4900010451","490:4900010956","490:4900011022","490:4900011031","490:4900010953","490:4900010452","490:4900010955","490:4900011323","490:4900012057","490:4900010274","490:4900010536","490:4900010357","490:4900004806","490:4900010175","490:4900010957","490:4900010951","490:4900010964","490:4900010622","490:4900010952","490:4900004935","490:4900009270","490:4900004934","490:4900009678"],"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":[0.6322062918459037,0.5107102589597254,0.45786147130152033,0.41526388760995836,0.3825439496531466,0.3648560649570286,0.34155675980162564,0.3352635323001347,0.3183322767484189,0.30229452583498123,0.29663304228449944,0.27896654978131347,0.2694306717678157,0.25351496798360706,0.2521610174994039,0.25118643550410197,0.23814573762759902,0.2332862429701297,0.2272164268935135,0.21280719337559198,0.20518706605527492,0.18903586188179536,0.17438473195333604,0.1726038441630228,0.17245664601355626],"twin_dists":[0.12437332165965878,0.1505595286722602,0.162336730089313,0.17218448670030087,0.18004480372234527,0.18442655949669468,0.1903661768716545,0.19200689117847597,0.19650654108442023,0.20089475748132138,0.20247590451465355,0.20752816574982502,0.21033606618262288,0.21516345252376537,0.2155828420918278,0.21588560989395778,0.2200115559669468,0.221586510321722,0.22358429894776136,0.2284734556626364,0.23114982284505692,0.23705694822493048,0.2427292195052875,0.24344148857854853,0.24350059538774332],"n_dims_used":45,"mean_confidence":0.919116719563802},"coverage":{"mean_confidence":0.919116719563802,"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}}