{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001326","491:4910001681","491:4910001509","491:4910001962","491:4910001122","491:4910001191","491:4910001458","491:4910001060","491:4910001627","491:4910001443","491:4910001383","491:4910001061","491:4910002064","491:4910001260","491:4910001560","491:4910001053","491:4910001746","491:4910001126","491:4910001254","491:4910002255","491:4910001193","491:4910002065","491:4910001258","491:4910001967","490:4900002375"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490],"twin_sims":[0.7407939119277511,0.6168865085595305,0.5999809575823318,0.44993726120723077,0.3993847784077912,0.3393065734090245,0.3047670749128231,0.29415101680698397,0.2838754396446331,0.2689040844556984,0.23236823870334014,0.23086729262901842,0.19411014299589704,0.191754446815799,0.18570191756950435,0.17855307588712055,0.1547874782747851,0.14683605329271177,0.14437789048153687,0.13279297514467045,0.11883591475780611,0.10303072381880424,0.1026794615009915,0.0865679619603217,0.08559822159343537],"twin_dists":[0.10060584695308383,0.12765680576796465,0.13127700862693617,0.16414071103492744,0.17596243421635038,0.19095094205799243,0.20020964036237687,0.20317467668938732,0.20610551071737726,0.21049289294441334,0.22188644178197367,0.22237851572768857,0.2351646155710168,0.2360387717409262,0.23831968310225665,0.24108213004827164,0.2508765143684712,0.2543974746270238,0.25551439280012517,0.26097753526026424,0.2680586516712657,0.27689338437908617,0.277101343628418,0.2873031196058735,0.28796373782088286],"n_dims_used":44,"mean_confidence":0.8945143439553},"coverage":{"mean_confidence":0.8945143439553,"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}}