{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007931","470:4700008198","470:4700007468","479:4790000134","489:4890002802","470:4700007837","470:4700008289","489:4890002709","489:4890002804","470:4700007922","470:4700008284","489:4890003123","479:4790000103","489:4890003124","489:4890001809","470:4700008015","470:4700007923","470:4700008016","489:4890001810","470:4700007272","489:4890002058","479:4790001470","470:4700008374","470:4700008191","489:4890002918"],"twin_admin_codes":[470,470,470,479,489,470,470,489,489,470,470,489,479,489,489,470,470,470,489,470,489,479,470,470,489],"twin_sims":[0.8292126307075977,0.7894446861371517,0.7520145030363449,0.7250759351488703,0.7198961275931829,0.7116615196566528,0.691238559720607,0.6582939265398058,0.6446006212447194,0.6403088943221056,0.6356370188129099,0.6305112726544951,0.6297795736772637,0.6278100968956218,0.6172770055069657,0.6171005170301123,0.6121580473374717,0.6042465516171073,0.5917368758267103,0.5778264727753218,0.568221485249282,0.566191894217194,0.5572289530997028,0.5558716275146646,0.5550510659758574],"twin_dists":[0.07948460085795314,0.08930710489476716,0.09805303075547404,0.1041394009271385,0.10529422890870165,0.1071213202281272,0.11161203322595482,0.11876292236815326,0.12171177662913311,0.12263405896768646,0.1236371836559995,0.1247368889586019,0.12489380646997235,0.1253161009844279,0.12757316443055144,0.12761096709159594,0.12866947797199763,0.130363578436902,0.13304285800489843,0.13602536666708873,0.13808828106392795,0.1385246690980759,0.1404542084509,0.14074678578145364,0.1409237126206164],"n_dims_used":43,"mean_confidence":0.910204155500545},"coverage":{"mean_confidence":0.910204155500545,"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}}