{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001182","470:4700005852","488:4880001640","466:4660001243","496:4960000979","496:4960001791","496:4960011960","493:4930000139","496:4960009902","496:4960004802","479:4790004295","496:4960011192","496:4960009997","496:4960003425","496:4960005455","470:4700005533","466:4660003508","496:4960005869","496:4960008233","488:4880001638","496:4960009565","470:4700000338","493:4930003638","493:4930002753","496:4960007209"],"twin_admin_codes":[488,470,488,466,496,496,496,493,496,496,479,496,496,496,496,470,466,496,496,488,496,470,493,493,496],"twin_sims":[0.5402556125841498,0.4346770507916812,0.36946113385867735,0.35923340640259716,0.35562638027804455,0.34869269582658774,0.3477529615467284,0.3352557946333322,0.3291956617392549,0.3236139826130615,0.31810804409790294,0.3149274815464508,0.31395820906876765,0.29882417464626615,0.29699857155939563,0.29607284039640314,0.2932007779151,0.28887189004525105,0.2852041537239375,0.2842425428008984,0.2837210612415941,0.2829082488382564,0.2822567147088227,0.2804810926686504,0.2772946887407677],"twin_dists":[0.14412123283465336,0.16764899247024886,0.1832758403347213,0.18584153720326693,0.1867552310627161,0.18852517879605588,0.18876647394174276,0.19200891866185668,0.19360474709964584,0.19508893569305086,0.1965670159674746,0.197427409463951,0.19769059097751168,0.2018618833189815,0.2023732874457957,0.2026333176660644,0.2034431222206155,0.20467263051251852,0.20572299384662826,0.20599971960104219,0.2061500238372073,0.20638462968456533,0.2065729791288705,0.20708762606892514,0.20801615810218524],"n_dims_used":45,"mean_confidence":0.9222277323404948},"coverage":{"mean_confidence":0.9222277323404948,"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}}