{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001825","490:4900003840","490:4900002729","490:4900002279","490:4900002591","490:4900001418","490:4900003723","490:4900001820","494:4940008104","490:4900005756","490:4900003981","490:4900004140","490:4900004969","490:4900001422","494:4940007047","490:4900004419","490:4900001816","490:4900003992","490:4900001547","490:4900002592","490:4900001687","490:4900006754","490:4900004961","490:4900001678","494:4940007899"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.6237423546739944,0.4489329866237212,0.424311335762331,0.37840727297896865,0.37559522423690184,0.37090501495847206,0.3640035459069379,0.3569360523711645,0.3499114089564661,0.3405629888179088,0.32202235475224733,0.31270438135809353,0.3041774371022565,0.287709097092515,0.2854946832722358,0.2823843193913817,0.2790279527904732,0.2658482909883909,0.26536811658154064,0.2633576724761385,0.2627594325684439,0.25884714284162047,0.25451584091460283,0.2526063311379122,0.24792815167001386],"twin_dists":[0.12618800464669033,0.16437017450937055,0.17005999750197837,0.1810605209711203,0.18175406656477705,0.18291651831304434,0.1846403866911854,0.18642293009668442,0.188212758582156,0.19062417686784974,0.19551475543061467,0.19803172247289874,0.2003727289578011,0.205004760698539,0.20563949771546328,0.20653606971419097,0.20751027703687838,0.21140674214612426,0.2115509332343254,0.21215642087690434,0.21233715065363548,0.21352547297289673,0.21485434419347266,0.21544474724625134,0.216903325314377],"n_dims_used":45,"mean_confidence":0.9196668836805556},"coverage":{"mean_confidence":0.9196668836805556,"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}}