{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003234","493:4930000742","488:4880000941","493:4930005239","496:4960000168","488:4880000942","470:4700003052","488:4880004183","488:4880000170","493:4930004149","488:4880001032","493:4930005373","493:4930003989","493:4930005241","488:4880000169","496:4960000218","493:4930004305","493:4930004403","488:4880000220","496:4960000217","470:4700005128","470:4700002259","496:4960004645","493:4930003990","493:4930005238"],"twin_admin_codes":[493,493,488,493,496,488,470,488,488,493,488,493,493,493,488,496,493,493,488,496,470,470,496,493,493],"twin_sims":[0.5604051638135868,0.5090154672234329,0.47089013847856265,0.4625944207790045,0.4281407566904818,0.4275637737150925,0.42406918175950015,0.4117474966664693,0.4074723404223546,0.40463833841529073,0.40350652135620946,0.39271896144005475,0.39166663056483886,0.39134095411955533,0.3910715561531215,0.3885076920782473,0.38225211359309236,0.3809235787459533,0.3807388743176206,0.3802801505849845,0.37695778841534056,0.36443366100498753,0.3608513985383468,0.3457320400728703,0.3400982085045082],"twin_dists":[0.13976996142684553,0.1509314633775448,0.1593947274490007,0.16126464305970886,0.1691665193501506,0.16930092886387155,0.17011660894389702,0.17301553287364127,0.174030090187744,0.17470523733089074,0.17497546096314004,0.1775684944995273,0.17782319123922136,0.17790207967957822,0.17796735898647317,0.17858968070960257,0.1801162869611477,0.18044203440773,0.1804873659184799,0.18059999515608954,0.18141769757486792,0.18453247449437923,0.1854332124010619,0.18928655203437242,0.19074498020044023],"n_dims_used":45,"mean_confidence":0.9254479302300347},"coverage":{"mean_confidence":0.9254479302300347,"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}}