{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006961","500:5000002793","477:4770003945","499:4990001844","499:4990002228","485:4850006677","499:4990001747","499:4990000539","470:4700001593","496:4960005537","470:4700008537","499:4990001096","499:4990004014","500:5000001287","499:4990000397","485:4850007940","499:4990000667","467:4670001462","477:4770001610","477:4770003807","500:5000002239","500:5000003287","488:4880000567","489:4890002989","477:4770000152"],"twin_admin_codes":[485,500,477,499,499,485,499,499,470,496,470,499,499,500,499,485,499,467,477,477,500,500,488,489,477],"twin_sims":[0.49471733207817636,0.457814502446817,0.3002133764457345,0.28717932117661704,0.24624508040906373,0.24494507622417963,0.2004905562116344,0.19564097316700427,0.19391350897826742,0.192945104963741,0.18946127148727754,0.18810876653738912,0.18758606539395623,0.1845546729479509,0.1829803945171305,0.18201583141834465,0.18182189140728355,0.1778655949482116,0.1749596547270916,0.17288009827763282,0.17255477051026846,0.17175215904927038,0.1714026611291231,0.16800127970627204,0.16701153498110047],"twin_dists":[0.154082680767449,0.1623473890482312,0.20147395369938123,0.2051563477061984,0.21743238797199646,0.21784262990602013,0.23283334581125464,0.23460049907447497,0.23523729961684098,0.2355960114630228,0.2368969495210985,0.23740650865360705,0.2376041249979382,0.23875788404768777,0.23936232794742973,0.23973448622315038,0.23980948237552918,0.241351885677113,0.24250038762651513,0.2433306571462734,0.2434611898924716,0.24378398022628328,0.2439248772056969,0.24530699778418089,0.24571294689105808],"n_dims_used":45,"mean_confidence":0.9218618604871962},"coverage":{"mean_confidence":0.9218618604871962,"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}}