{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003074","470:4700003258","470:4700002554","470:4700003261","470:4700003433","470:4700003257","470:4700003073","470:4700004110","470:4700003437","470:4700001470","470:4700003263","470:4700003087","470:4700002384","470:4700003770","470:4700003405","470:4700005948","470:4700002388","488:4880005075","470:4700003084","470:4700002553","493:4930000844","496:4960000069","470:4700003441","470:4700002723","493:4930003235"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,470,470,493,496,470,470,493],"twin_sims":[0.42986565328224624,0.4136602280545465,0.3987843848866698,0.3987297163395961,0.3696753507134333,0.3643989723458246,0.3559585750365027,0.3010304284344431,0.29571436102595994,0.2884111783723931,0.2597333942634103,0.24624214363076735,0.24151542692169722,0.22136615761580983,0.22054885357767473,0.21235051416780532,0.21063166357276839,0.20589452771668493,0.20265996742748926,0.19679264523999904,0.19166290703240624,0.18922082137263446,0.1813006623749709,0.18077827243457126,0.1792539623135351],"twin_dists":[0.1687651428739889,0.1725631074255698,0.17610658632693024,0.17611971694171574,0.18322248661564886,0.18454117519745017,0.18667088417805008,0.2012462848711366,0.2027341401644543,0.2048041284420016,0.21325529869848783,0.21743331315729203,0.2189317101805535,0.22554357552039206,0.22582003184474153,0.22863200069083278,0.22923081305810342,0.23089852106063485,0.23205236505835314,0.23417811866470187,0.2360728911167388,0.23698735310314387,0.24001132100196515,0.24021402133224273,0.2408078721817317],"n_dims_used":43,"mean_confidence":0.912017822265625},"coverage":{"mean_confidence":0.912017822265625,"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}}