{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690001258","469:4690001880","469:4690001426","470:4700006070","466:4660005168","488:4880003061","470:4700004028","500:5000003964","470:4700005052","469:4690000712","488:4880004002","499:4990000123","472:4720001995","469:4690002361","469:4690001169","469:4690002783","469:4690003378","469:4690000711","487:4870008183","489:4890003291","478:4780001431","489:4890002417","470:4700005050","469:4690004252","496:4960009424"],"twin_admin_codes":[469,469,469,470,466,488,470,500,470,469,488,499,472,469,469,469,469,469,487,489,478,489,470,469,496],"twin_sims":[0.4160895160343522,0.3226745903281999,0.2968018863003938,0.2683345786660962,0.25743111087693366,0.24696799301288547,0.22326075339236806,0.21140757095033866,0.20942122568549904,0.2061060875483559,0.19771851725361284,0.19324025783151633,0.1926727633452574,0.18949234318222427,0.18115763003702817,0.18040769786430283,0.17707826554752162,0.1637634495204012,0.1595373203235128,0.15802959484884702,0.15343151645875275,0.1525120607682744,0.1509015618111232,0.14995387570119872,0.14556254174734057],"twin_dists":[0.17198980355327115,0.19534011645577143,0.20242849475337982,0.21066271580075205,0.21395836371564295,0.21720486132437694,0.22490533320717251,0.2289600940430696,0.22965449822713224,0.23082348630114038,0.23383979087658086,0.23548654982604306,0.23569711666775306,0.23688527315202326,0.24006677999854845,0.24035806495504405,0.24166173162573473,0.24705748091235707,0.2488360878285614,0.24947891467618594,0.2514673918067203,0.2518702378071293,0.25258017291658547,0.2530005366834218,0.25497437801851874],"n_dims_used":43,"mean_confidence":0.9057907281919967},"coverage":{"mean_confidence":0.9057907281919967,"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}}