{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007978","490:4900011423","490:4900010206","490:4900010465","490:4900011744","490:4900011746","490:4900010014","466:4660004559","490:4900008410","490:4900009494","490:4900008420","490:4900009385","490:4900001395","490:4900008841","490:4900008408","490:4900009395","490:4900010813","490:4900008289","490:4900010806","490:4900010095","490:4900010000","490:4900009802","490:4900008288","490:4900008842","490:4900008632"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34773552749874237,0.3229101006514775,0.2920025019021735,0.2625668355253158,0.2623868096605432,0.26194097284890705,0.22993557276007393,0.22698755956139682,0.21817175673456302,0.20764010561936522,0.20211368288093884,0.19230003869110426,0.18990311424471107,0.1880743909773657,0.18747407261610732,0.1766908841730265,0.17384540601085935,0.17313201484808075,0.17237447089970556,0.16933721871669524,0.1663297689017248,0.16632690358077473,0.16522717745155885,0.1598768712290158,0.15869363630467892],"twin_dists":[0.18877095371426758,0.1952771059391049,0.20378237502196003,0.21239538948688713,0.2124498511492306,0.21258482712537727,0.2226850340458009,0.2236603132771339,0.2266280145302622,0.23028097747028742,0.23224848201859252,0.23583564991509645,0.23673103602790685,0.23741949310564023,0.23764651604004197,0.2418145415179735,0.24294437304559638,0.24322970013828846,0.24353360816756617,0.24476177543732383,0.2459935862438766,0.2459947674614444,0.2464492137997393,0.24869192908437385,0.24919524904137813],"n_dims_used":45,"mean_confidence":0.9216510348849827},"coverage":{"mean_confidence":0.9216510348849827,"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}}