{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010308","490:4900010026","490:4900010027","490:4900011496","491:4910003786","490:4900007886","490:4900012094","490:4900008545","490:4900011362","490:4900011821","490:4900011624","490:4900011755","490:4900010392","490:4900010126","490:4900011822","490:4900010482","490:4900010311","490:4900008008","490:4900012158","490:4900010304","490:4900008782","490:4900010028","491:4910004959","490:4900010303","490:4900009823"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.5681958846304149,0.5444231504234321,0.5396114921541797,0.502344636493784,0.47262085000915927,0.4714948165558861,0.4387431444147535,0.43642456991035317,0.41473627027130044,0.40912379427558326,0.345351073170061,0.33069643958830364,0.3285636234166729,0.3226896632592147,0.3180752359612949,0.2945223339073544,0.2882880767798353,0.28750202227487653,0.2842822207208834,0.2667201029851155,0.23311787490875988,0.2316151814725973,0.22182417166390175,0.20472476377745966,0.20356018457089753],"twin_dists":[0.13809378438449768,0.1432190559170856,0.1442607849170198,0.15239860696304558,0.1590060298990127,0.15925886958026167,0.16670958828086266,0.16724483162081732,0.17230898620632726,0.1736376232858173,0.18938477256474717,0.1932080572650224,0.19377210667839154,0.1953360829420875,0.19657586623870232,0.20306991783981063,0.2048392857807841,0.20506399196790065,0.205988290222456,0.2111453603991077,0.2216414616098034,0.22213306362401,0.22538894870868556,0.23131436051602497,0.2317299762174849],"n_dims_used":44,"mean_confidence":0.8864740891890093},"coverage":{"mean_confidence":0.8864740891890093,"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}}