{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001828","470:4700001517","493:4930000979","470:4700002824","488:4880002146","488:4880005788","493:4930003271","493:4930002075","470:4700000723","493:4930003092","493:4930001480","493:4930000587","496:4960007747","470:4700005912","493:4930002915","493:4930002920","488:4880002411","470:4700002143","493:4930000677","470:4700000971","493:4930000870","493:4930002412","466:4660001088","470:4700005782","488:4880004104"],"twin_admin_codes":[470,470,493,470,488,488,493,493,470,493,493,493,496,470,493,493,488,470,493,470,493,493,466,470,488],"twin_sims":[0.4980582705589422,0.381803414038348,0.3576524471439762,0.35505877290755017,0.3526100064661306,0.3162048534156793,0.30123320907204876,0.29560603029581367,0.29373971570611407,0.2897115299143203,0.2820832798241882,0.2709017894869677,0.26681693449640714,0.25805970535069805,0.25627216701358396,0.25472376881522146,0.24887143043086732,0.24744771593630827,0.2454733710256666,0.24472726641131418,0.23754671031085547,0.237087177194142,0.23618812001257006,0.23613838692204425,0.2357345471412156],"twin_dists":[0.1533441221373765,0.18022624397208345,0.1862414260305266,0.1868994453000215,0.18752298611570434,0.19708127198307338,0.20118983660760462,0.20276462241089024,0.20329080746853478,0.20443329933256826,0.2066231610250361,0.20989894395294978,0.21111636172702966,0.21376601312564592,0.21431378109088203,0.21479022486381938,0.21660781899472364,0.21705411135596336,0.21767574736439582,0.21791150117195665,0.22020455820630505,0.22035283165917682,0.2206434658741022,0.220659563947578,0.2207903647380506],"n_dims_used":43,"mean_confidence":0.9130288057549055},"coverage":{"mean_confidence":0.9130288057549055,"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}}