{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000821","497:4970000819","497:4970001728","497:4970000745","497:4970000676","497:4970001903","497:4970000307","497:4970001412","497:4970000364","497:4970001331","497:4970001160","497:4970000309","497:4970000974","497:4970001727","497:4970000539","497:4970001571","497:4970000900","497:4970000604","497:4970000362","497:4970000825","497:4970001820","497:4970000193","497:4970001902","497:4970000672","497:4970000820"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.637574633307857,0.5357736620648984,0.4892705567136048,0.43025503242714386,0.40598869488353573,0.3677828081969118,0.36290470852194306,0.30143313047075565,0.2717185410122059,0.27006100931827304,0.26711737399005503,0.24011220935853372,0.22100427360036792,0.2118440212033855,0.1911612953818366,0.18287834071320302,0.18108232677918099,0.18004279369470902,0.16698494245563839,0.16541852283557607,0.165288184562549,0.14225562238450834,0.13616002546244235,0.13110318520424202,0.13068429585059876],"twin_dists":[0.12322124735555379,0.14509293596161352,0.1552898830125955,0.16867462700157598,0.17438327885017607,0.18369438578629407,0.18491636865151165,0.20113420596726325,0.2096568900220958,0.2101485899766519,0.21102642904486255,0.21938018624242436,0.22566589985991417,0.2288081098706888,0.23626005753044335,0.23940163785363025,0.24009599033895831,0.24050010932753332,0.24572387783546454,0.24636998643278657,0.2464239463547361,0.2564900901731691,0.2593541435680695,0.26180394052996164,0.26201004215461876],"n_dims_used":45,"mean_confidence":0.8972089979383681},"coverage":{"mean_confidence":0.8972089979383681,"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}}