{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002778","490:4900001468","490:4900002331","490:4900002022","496:4960011642","490:4900003754","490:4900001732","490:4900001596","490:4900001466","496:4960012058","490:4900003755","490:4900002177","487:4870006447","496:4960012346","496:4960012194","490:4900003074","496:4960012127","470:4700003131","490:4900001333","470:4700004686","470:4700002787","493:4930007186","470:4700002788","470:4700003304","490:4900003896"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,496,490,490,487,496,496,490,496,470,490,470,470,493,470,470,490],"twin_sims":[0.6597341626563521,0.5624656866933678,0.5617879829264424,0.558476691133725,0.5538577682553106,0.547724025905913,0.5435194258953695,0.5407783359126974,0.5318895849479867,0.5221251393852916,0.4933229856960104,0.4901520317976241,0.48640157547660917,0.4778635925900829,0.47694959581487056,0.46581056964112366,0.464500260830129,0.44897862285969176,0.44737628104778926,0.439574847306442,0.4393588896654569,0.43796314131790187,0.43598998151490337,0.4335391221247417,0.4316734056525217],"twin_dists":[0.11845212691958,0.1393263510402555,0.13947223003532266,0.1401853443809968,0.14118107813744005,0.14250536590645907,0.14341458471046975,0.14400800506913353,0.14593632217683436,0.1480623825929433,0.15439134434035473,0.15509424726340004,0.15592736670913684,0.15783143236830038,0.15803590225430994,0.16053833973604142,0.16083403543848585,0.16435974305930634,0.16472624301314043,0.16651786119259435,0.16656763082299117,0.16688952720287456,0.16734528159750506,0.16791251815975275,0.16834519032247575],"n_dims_used":45,"mean_confidence":0.9165281507703993},"coverage":{"mean_confidence":0.9165281507703993,"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}}