{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010265","490:4900010450","490:4900010175","490:4900010779","490:4900009270","490:4900010357","490:4900010451","490:4900010876","490:4900008931","490:4900005478","490:4900010266","490:4900011022","490:4900011257","490:4900004934","490:4900007697","490:4900010956","490:4900010536","490:4900002412","490:4900009780","490:4900002258","490:4900009678","490:4900008599","490:4900010452","490:4900011031","490:4900009271"],"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":[0.7390931371800128,0.48018645240163427,0.4549500043122053,0.44486524690429574,0.32451636520819893,0.291659321481416,0.2797261785924118,0.27896654978131347,0.2430463846875586,0.22780173012925695,0.2275458877063525,0.2146578326137368,0.21177899673950182,0.17443842901445503,0.1683614105309721,0.16695101639401874,0.1569741547769201,0.1432250529819529,0.12345462028414035,0.12260692980798651,0.1214386706325703,0.11752757229706812,0.10237044698846631,0.09363400943156104,0.09071583753855113],"twin_dists":[0.10099047725436623,0.15731235201294053,0.16299819870404003,0.1653015881544456,0.19484803286069202,0.2038796875266859,0.20730702907978596,0.20752816574982502,0.21844432966118227,0.22339013104405184,0.22347496325529578,0.2278333161109768,0.2288307397392818,0.24270782412665218,0.24515971540551,0.2457378250751143,0.24993157195358337,0.2560430697228582,0.2656485182504526,0.2660856460080913,0.26669187029307795,0.26875436468794023,0.2772847502371539,0.2826590211140949,0.2845421279009352],"n_dims_used":44,"mean_confidence":0.9190763993696733},"coverage":{"mean_confidence":0.9190763993696733,"n_dims_used":44,"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}}