{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009471","490:4900009972","490:4900008954","490:4900010170","490:4900004655","490:4900009987","490:4900011202","490:4900008714","490:4900010070","490:4900004931","490:4900010626","490:4900004646","490:4900008824","490:4900009986","490:4900011865","490:4900002252","490:4900008943","490:4900002408","490:4900006369","490:4900002254","490:4900009367","490:4900009977","490:4900009688","490:4900009668","490:4900007824"],"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":[0.297424617328257,0.25230396287070644,0.24684398935147517,0.22971086616414801,0.13423434019415437,0.13199267966979178,0.12362181881513713,0.11314965126241915,0.11209482435872298,0.10700569015491504,0.09899358917561349,0.09816098485088345,0.08702684924544465,0.07799734805665565,0.0776066552198519,0.07560545056547335,0.06825058730114544,0.06779004988580703,0.06190900744688718,0.06070995189743876,0.060319264254104124,0.0569204415501453,0.054136090636329084,0.053591059804972224,0.050886651494270296],"twin_dists":[0.2022537749419138,0.21553849682731446,0.21724385929921983,0.22275908086603807,0.26027885446260174,0.26136793281016757,0.26556256906944375,0.2711264219576532,0.27170848515553164,0.27457771987029866,0.27931773501304785,0.2798273211224868,0.2869925618146535,0.29336001653893184,0.2936486048915517,0.2951454174341922,0.30093738912419926,0.3013166393873213,0.3063545958316983,0.30742954404540207,0.30778356019120495,0.31094571059615,0.3136545074329351,0.31419819514698966,0.3169658445458103],"n_dims_used":45,"mean_confidence":0.9247890896267361},"coverage":{"mean_confidence":0.9247890896267361,"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}}