{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009073","490:4900009494","490:4900008177","490:4900008531","490:4900008289","490:4900008853","490:4900008512","490:4900008514","490:4900008521","490:4900010206","490:4900008410","490:4900008288","490:4900009392","490:4900010719","490:4900011127","490:4900010470","490:4900008513","490:4900010640","490:4900010466","490:4900010109","490:4900011680","490:4900009402","490:4900009072","490:4900001397","490:4900010968"],"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":[0.5240347565245159,0.5072523260872824,0.4633969778767901,0.419843622114393,0.4094282788375908,0.3818317480212975,0.38063924178471237,0.3697091127213714,0.3442847043139523,0.3315870061353913,0.3230978619920259,0.2977215132096348,0.29405910498753723,0.2872829458262922,0.26841593048140394,0.2660389176202255,0.26168443963621024,0.2558804856492635,0.2539098698187286,0.25270021531979325,0.250637292829186,0.24126685471784204,0.23215694650548754,0.2235763062339709,0.21907020211748712],"twin_dists":[0.14764590378495815,0.15131873924402178,0.16108323692849094,0.17110666396120272,0.17356533910780306,0.18021929869246628,0.1805118228654251,0.1832140791166028,0.18966000852633494,0.1929731268135422,0.19522688896722526,0.20217055047757998,0.20320061963336064,0.20512668398026987,0.2106384435630855,0.21134954403904108,0.21266255717625704,0.21443412918981553,0.2150413991193087,0.21541565289956718,0.2160565390996332,0.21901103181030634,0.22195558562051085,0.2247993826550953,0.22632193948327564],"n_dims_used":45,"mean_confidence":0.9131052652994792},"coverage":{"mean_confidence":0.9131052652994792,"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}}