{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008301","490:4900008194","490:4900008860","490:4900009086","490:4900008195","490:4900009407","490:4900008516","490:4900008191","490:4900008085","490:4900008976","490:4900008196","490:4900007973","490:4900008412","490:4900009084","490:4900009599","490:4900008418","490:4900008307","490:4900008972","490:4900008855","490:4900009198","490:4900008306","490:4900008518","490:4900007956","490:4900008302","490:4900009895"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4871233922268952,0.48322660200852785,0.47640039044513066,0.44586972752088416,0.4407190791507871,0.42257750679203243,0.406910561892422,0.40013804948819337,0.3981004344329751,0.3903046855150576,0.3791481717013454,0.36942776165534963,0.367542818231386,0.35676597333148086,0.3361077125578209,0.33492638759823307,0.3112490610537246,0.3045400214749268,0.3032544112337988,0.30181497319741335,0.2972318512329176,0.2898272058983897,0.28038081938758336,0.2772834815621488,0.2762789762756395],"twin_dists":[0.15576687269144468,0.1566341862579993,0.15815882592401478,0.16507128677430902,0.16625432076970173,0.1704656352152819,0.174163756864332,0.1757817162401586,0.17627092080876236,0.1781532988739624,0.18087820816028902,0.18328415353723954,0.18375431303879114,0.1864660484344575,0.1917858446915628,0.19209525600579627,0.1984286535348691,0.20027241966445755,0.20062839834953672,0.20102801317751692,0.20230783637218946,0.20440035947025756,0.2071167481418376,0.2080194353608397,0.2083135068916596],"n_dims_used":45,"mean_confidence":0.9157033284505208},"coverage":{"mean_confidence":0.9157033284505208,"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}}