{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008562","490:4900008337","490:4900008560","490:4900009632","490:4900008336","490:4900008338","490:4900009012","490:4900008675","490:4900009536","490:4900010136","490:4900009434","490:4900010822","490:4900010318","490:4900008455","490:4900009423","490:4900008676","490:4900009420","490:4900009330","490:4900008556","490:4900008229","490:4900008566","490:4900010986","490:4900009633","490:4900008559","490:4900008672"],"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":[0.26871419414877507,0.26331937390218,0.24058618692728695,0.22908354335316536,0.19807866626317833,0.19319079967888123,0.188427064482506,0.1839121479718106,0.1757742658204559,0.16508129339947142,0.1649500550602677,0.15870220594373358,0.15723652299671978,0.14856542721254282,0.14648483698073334,0.14016417887477953,0.13032896136588512,0.12965179502756702,0.11852604138858637,0.11706789503359004,0.11260431417035087,0.10574112687882416,0.09614033073072424,0.09612147738549191,0.09552821984318581],"twin_dists":[0.21054949219161637,0.21216798327415295,0.2192285106495295,0.2229660539123236,0.2337084829720231,0.23550488396609803,0.23728635897713493,0.23900414078658794,0.24217707088534474,0.24650966224391085,0.24656407508056913,0.2491915939148801,0.2498188405505189,0.2536199569557989,0.2545562054675149,0.2574622636291216,0.26218526455059216,0.26252018930361076,0.26822289518166376,0.2690002075109426,0.2714268191135819,0.2753070406854188,0.28107829945772134,0.2810900683795401,0.2814613316548252],"n_dims_used":45,"mean_confidence":0.8885245429144966},"coverage":{"mean_confidence":0.8885245429144966,"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}}