{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002969","489:4890000231","485:4850001531","489:4890001076","470:4700001085","485:4850001910","485:4850002888","489:4890000468","481:4810006059","489:4890000363","485:4850002874","489:4890000452","470:4700001505","489:4890001199","489:4890000448","489:4890001132","481:4810006015","485:4850003420","489:4890000356","489:4890000466","470:4700000960","485:4850002269","489:4890000612","496:4960003567","470:4700004808"],"twin_admin_codes":[485,489,485,489,470,485,485,489,481,489,485,489,470,489,489,489,481,485,489,489,470,485,489,496,470],"twin_sims":[0.4764752842937814,0.4697975133851115,0.3105014659614457,0.30923630875475744,0.28072942172979776,0.2685215319731982,0.2623093997055146,0.26182746355677966,0.2580901421859389,0.25001705964328463,0.24274516587287065,0.23595086719446,0.22139109312787883,0.21198246346319813,0.20735114355434164,0.20713775674520993,0.20279451287193917,0.20264631639156014,0.19994671913886294,0.19352355235767998,0.193113991821834,0.19291779170728535,0.18994029907228033,0.18851901567634147,0.18628565812995235],"twin_dists":[0.15814206039799453,0.15964036522103303,0.19863296853868626,0.19897937417907352,0.20701553177095453,0.2106069429592387,0.21247327650555897,0.21261921476749934,0.21375670693008691,0.21624988422225322,0.21854006536828666,0.2207202820312225,0.22553515172233876,0.22875994475692527,0.23038295991810012,0.2304583320849298,0.2320041187877522,0.23205726137369037,0.23303003644838266,0.23538159538900671,0.2355333631192194,0.2356061468626135,0.23671708531313695,0.23725167612492676,0.23809744828197435],"n_dims_used":45,"mean_confidence":0.916272226969401},"coverage":{"mean_confidence":0.916272226969401,"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}}