{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002881","490:4900003581","490:4900004538","490:4900003180","490:4900003044","490:4900001829","490:4900005755","490:4900001554","490:4900002885","490:4900004693","490:4900003306","490:4900003711","490:4900004952","490:4900002132","490:4900002894","490:4900004409","490:4900005108","490:4900005230","490:4900002599","490:4900003853","490:4900002735","490:4900001984","490:4900003986","490:4900005100","490:4900004262"],"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":[0.6166715868800245,0.559496966332696,0.5510561115682753,0.5264688454134054,0.5035713434543231,0.49529052508612387,0.47106723123480126,0.4487240760310475,0.4414683765953629,0.4095734825013599,0.40620628217141125,0.39753438993797874,0.37381616722571154,0.3651734916295761,0.3625084216250129,0.36212364422012644,0.3610837894758483,0.35723072991520693,0.35501752772832423,0.3498509807391879,0.3453943991920258,0.3367258902238788,0.32741383946327896,0.3257634456624295,0.32483940788401844],"twin_dists":[0.12770283948454964,0.1399655576151524,0.141785666387937,0.1471155365592029,0.15212842199963775,0.1539558674374378,0.159354932540775,0.16441793201122845,0.16608188653171554,0.17353087630867972,0.1743314453390728,0.17640702335299652,0.18219415349899615,0.18434700753385574,0.18501600313884944,0.1851127967869187,0.18537464179044905,0.18634824864063756,0.18690992926768155,0.18822823605169264,0.18937359939976312,0.191624167039259,0.19407701735936336,0.19451572019182625,0.19476188293424404],"n_dims_used":45,"mean_confidence":0.9161453247070312},"coverage":{"mean_confidence":0.9161453247070312,"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}}