{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003412","470:4700003779","470:4700002382","470:4700003263","470:4700004637","470:4700003435","470:4700003401","470:4700003766","470:4700003600","470:4700003413","470:4700003226","470:4700001927","470:4700003409","470:4700003095","470:4700003749","470:4700003262","470:4700003431","470:4700003266","488:4880005455","470:4700003399","470:4700004909","470:4700003753","470:4700004069","470:4700002723","470:4700003935"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,470,470,470,470,470,470],"twin_sims":[0.4203425738449799,0.4038410510851741,0.3932883118775888,0.38794988916941525,0.37415605669856444,0.3740542639518878,0.35698162020711294,0.3565832563140599,0.3551868516870721,0.35331428514082713,0.35041521582552737,0.3448425897311299,0.3283110102236664,0.32035027994142173,0.3181285948149135,0.31535824645964494,0.311355938423975,0.30306151459822417,0.302520172372324,0.29434415765283767,0.29180335719229417,0.2914220158927079,0.28980243487300816,0.28616490969854436,0.2841436860040716],"twin_dists":[0.17098954088518645,0.17489555597046638,0.17743082639553684,0.17872533062784102,0.18210999541502226,0.18213519578970683,0.1864113795621079,0.18651238253921912,0.1868668934170549,0.18734342275977486,0.18808377305287735,0.1895159587682615,0.1938390465657287,0.19596336635104392,0.1965614725004186,0.19731059364446754,0.1983994672778211,0.20068188594639058,0.20083209852245287,0.20312017655147657,0.2038388363709297,0.20394701787662659,0.20440741260106376,0.2054470739788486,0.20602819986630025],"n_dims_used":43,"mean_confidence":0.9121752007063045},"coverage":{"mean_confidence":0.9121752007063045,"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}}