{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001973","498:4980002620","498:4980002551","498:4980003064","498:4980002236","498:4980001976","498:4980002819","498:4980001422","498:4980002154","498:4980001609","498:4980001974","498:4980003007","498:4980002692","498:4980002758","498:4980003137","498:4980002823","498:4980002065","498:4980002617","498:4980002397","498:4980001703","498:4980001424","498:4980003005","498:4980002812","498:4980001425","498:4980002826"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.6903368772193774,0.6578599010542495,0.624621423565468,0.6217506982170957,0.605113813730656,0.5685899669753862,0.5620960839876105,0.5610469368625173,0.5364650053013632,0.506580699830448,0.5024514617391738,0.49949360698714285,0.4916205523703373,0.4822271768067477,0.4792758986453339,0.47318072067574946,0.4721461247295618,0.4710616131732403,0.46164133817319686,0.44870182770298433,0.4296487721366313,0.4257839752361514,0.4239495259598837,0.423650943503098,0.4110884770852765],"twin_dists":[0.11180912227310452,0.11885655651133245,0.12599961121722442,0.1266147799891152,0.13017787259161165,0.13800907234849905,0.13940590692181626,0.13963177054654674,0.1449429473568845,0.15146635560216404,0.1523750713135425,0.15302725440767037,0.1547685548080429,0.15685697915574662,0.15751573377124356,0.15888039119713895,0.1591126002194888,0.15935619491073194,0.16148021700949788,0.16442301852901545,0.16881557400293923,0.16971600876141235,0.17014458738945681,0.17021441763268086,0.1731716253142367],"n_dims_used":45,"mean_confidence":0.9244115193684895},"coverage":{"mean_confidence":0.9244115193684895,"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}}