{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004573","470:4700003881","470:4700004563","470:4700004564","470:4700003543","470:4700003882","470:4700003876","470:4700003705","470:4700004214","470:4700004724","470:4700004207","470:4700004406","470:4700005222","472:4720002753","470:4700003709","470:4700004405","470:4700003533","470:4700003864","470:4700003710","470:4700005241","470:4700004880","470:4700004204","470:4700004056","470:4700003688","470:4700003888"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,472,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.5450802976595897,0.5324729175253483,0.4652398447628222,0.3800805640330133,0.34886289414078675,0.33549015110285985,0.33266223930970795,0.3128028463804576,0.28305649603406924,0.259891652659021,0.2521742446220835,0.24329319015563305,0.235881516912505,0.23486530893985075,0.23065940294653425,0.22946068390647503,0.22627792561133608,0.22455864663738914,0.22338255479366825,0.21853228460103372,0.20979164048770158,0.20451990661703395,0.2019915669385762,0.20160731586443514,0.20018656205499252],"twin_dists":[0.14307691255601268,0.14580957752835808,0.1606670989907336,0.18064901959451218,0.18848151363530571,0.1919475220175734,0.1926899409323575,0.198004904744661,0.20634181009397798,0.2132071146132205,0.2155787380320661,0.21836594518832397,0.22074274534561017,0.22107240284014618,0.22244683673971336,0.22284157886926603,0.2238963294510175,0.22447018664395665,0.22486442514600924,0.22650509139837482,0.22952466694303164,0.2313873524261502,0.23229237162193678,0.2324305941444894,0.23294324659808116],"n_dims_used":43,"mean_confidence":0.9133384172306505},"coverage":{"mean_confidence":0.9133384172306505,"n_dims_used":43,"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}}