{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002183","490:4900002179","490:4900002333","490:4900002334","490:4900003895","490:4900002187","490:4900003896","490:4900002160","490:4900002177","490:4900004170","490:4900003754","490:4900003216","490:4900001596","490:4900001452","490:4900002331","490:4900003755","490:4900002178","490:4900003330","490:4900001701","487:4870002896","490:4900002488","490:4900001863","487:4870002458","496:4960012194","490:4900003752"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,487,496,490],"twin_sims":[0.7133449161845691,0.6946114292062714,0.6462334944759472,0.630523039662426,0.6110792260115607,0.6106350941753532,0.6096347557991315,0.6087269657851974,0.5966674763730806,0.58814269740309,0.5667789539235625,0.5663424717951127,0.5569779503734764,0.5475092270269124,0.5463157336816873,0.48481365794339065,0.47697967075137276,0.47264814667105753,0.4468389979316564,0.4452685571128726,0.4218476713301828,0.41991718319727905,0.413355449154157,0.4102239124612235,0.41005332344579365],"twin_dists":[0.1067486474394819,0.11087397751395833,0.12136065770322628,0.12473436532491813,0.12890049892658956,0.12899560432374735,0.12920981123703434,0.12940419718789126,0.1319866449299299,0.1338130414315735,0.13839842470897387,0.13849228660720686,0.140508305291846,0.14255178547908098,0.14280976460840128,0.1562806933773924,0.15802917218214296,0.15899990319940333,0.16484924551314167,0.16520909573686546,0.17063659226858854,0.17108939265446424,0.17263513690574647,0.17337656840967455,0.17341702851630145],"n_dims_used":45,"mean_confidence":0.9179585774739584},"coverage":{"mean_confidence":0.9179585774739584,"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}}