{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001556","490:4900003988","490:4900004269","490:4900003185","490:4900004138","490:4900007612","490:4900004683","490:4900001822","490:4900007615","490:4900003198","490:4900007732","490:4900003699","490:4900001414","490:4900004410","490:4900003035","490:4900002594","490:4900007622","490:4900001540","490:4900004405","490:4900003595","490:4900004962","490:4900004131","490:4900004694","490:4900004554","470:4700004842"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470],"twin_sims":[0.6115786526365881,0.6108902416369301,0.5863134649801627,0.5109481410473079,0.45979063809243964,0.4059169014184986,0.39769739932963555,0.3889395305102201,0.3838459198479791,0.36347474369656035,0.35517210419596673,0.35398459218352,0.35351152744408065,0.3523626403322792,0.3506665586547091,0.34246534108188265,0.33876636046179587,0.33124810822252276,0.32812467617818775,0.3255147826666713,0.3179850485889974,0.313662197265617,0.3129109829342114,0.31249149762557943,0.3106279127025366],"twin_dists":[0.12879355156953973,0.12894096773969746,0.13420512251233993,0.15050734907247726,0.16189926963385762,0.1744003841594142,0.17636781947972147,0.17848472661702813,0.17972621293376978,0.18477314697826014,0.1868706412588483,0.18717269343754428,0.18729316707819135,0.1875860990094878,0.1880194600989439,0.1901306445263886,0.19109163897604542,0.19306248693197545,0.19388844135464892,0.19458192563585835,0.1966001976931423,0.1977710575154193,0.19797545843944417,0.1980897194981451,0.19859839134585228],"n_dims_used":45,"mean_confidence":0.9198693169487847},"coverage":{"mean_confidence":0.9198693169487847,"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}}