{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001067","470:4700000597","470:4700001199","470:4700003971","488:4880004713","488:4880005201","488:4880004627","470:4700000403","470:4700000706","470:4700001196","470:4700000598","488:4880004451","488:4880004538","470:4700004319","488:4880004624","470:4700000703","470:4700005993","489:4890000469","488:4880000206","470:4700001061","470:4700000934","488:4880004630","488:4880004817","488:4880006005","481:4810001044"],"twin_admin_codes":[470,470,470,470,488,488,488,470,470,470,470,488,488,470,488,470,470,489,488,470,470,488,488,488,481],"twin_sims":[0.8773539012320428,0.8666309336891707,0.7941838392379891,0.7306740807717719,0.7091675498903951,0.7015294188958454,0.6846704330263947,0.6825528904271285,0.6664560327704866,0.6598102991296463,0.6407994282811212,0.6218011647743787,0.6106736326155222,0.6078004922762964,0.6059252088597022,0.605393595302669,0.5997490429972735,0.5994375137633616,0.5992599714969681,0.5950929915260146,0.576012628270733,0.571159134792811,0.5653924033458307,0.5633084065363401,0.5614442448187742],"twin_dists":[0.0664380887784644,0.06949002980918584,0.08816943715081871,0.1028861348194138,0.10767268032630295,0.10935592910852295,0.11304567770070165,0.11350692270662578,0.11699970218042836,0.11843569328293897,0.12252868424166131,0.12660396685460798,0.12898735182739127,0.12960258168311822,0.1300041306164969,0.13011796358415895,0.13132667373908313,0.13139338920290417,0.13143141107608744,0.13232388795480518,0.13641467339331,0.13745696494326282,0.13869662131209448,0.13914498363567085,0.139546230233945],"n_dims_used":43,"mean_confidence":0.9121019230332486},"coverage":{"mean_confidence":0.9121019230332486,"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}}