{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008673","490:4900008676","490:4900008560","490:4900010318","490:4900011783","490:4900008337","490:4900007898","490:4900008459","490:4900008786","490:4900009121","490:4900011714","490:4900008557","490:4900009632","490:4900009010","490:4900011983","490:4900010935","490:4900008675","490:4900011974","490:4900007903","490:4900009322","490:4900009421","490:4900008233","490:4900010046","490:4900008674","490:4900008559"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.17125028445013418,0.15955722936112213,0.1486781128695304,0.1007881022391714,0.0989658264363318,0.09527024321521518,0.09351920365782253,0.08973585392289868,0.0829225971151734,0.07544376957251098,0.07117165676261575,0.06494527365481109,0.05267191969665291,0.051298284210499506,0.04996769977367024,0.046693515463333474,0.046639663103806815,0.04545120097939181,0.04544957481278842,0.03907723810921081,0.036129952015689616,0.033624788006421796,0.033498023124596626,0.03342181872318517,0.03146506625550717],"twin_dists":[0.2439863709469816,0.24882762914874676,0.253569526408581,0.27823073970236223,0.2793346726243939,0.2816233408752482,0.2827322234772582,0.2851852637384482,0.2898179184129671,0.2952677359789409,0.29857919335127997,0.30370700011813573,0.3151255461110426,0.3165368175726855,0.31793415012548326,0.3215095320136916,0.32157006772907504,0.32292115557021905,0.32292302443285503,0.33071946582934797,0.3346950487769032,0.33829707577800605,0.33848534873657166,0.3385988211681104,0.3415910046332513],"n_dims_used":45,"mean_confidence":0.8871646457248263},"coverage":{"mean_confidence":0.8871646457248263,"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}}