{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010333","490:4900010251","490:4900010249","490:4900010332","490:4900009858","490:4900007789","490:4900010244","490:4900010061","490:4900010060","490:4900008582","490:4900010683","490:4900010057","490:4900008918","490:4900009857","490:4900009957","490:4900009955","490:4900009345","490:4900010058","490:4900009956","490:4900010056","490:4900010690","490:4900010159","490:4900008019","490:4900009562","490:4900010062"],"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":[0.4811776895227043,0.47582420443895096,0.47090927480945927,0.39474439784833826,0.37770127127880954,0.36801864701485276,0.3301198058357593,0.32424767097504786,0.2857308854418023,0.25690417282352157,0.22018478000468306,0.2123229392089721,0.20355483466036306,0.19995212878272967,0.19578655455680913,0.1809685812511941,0.1690060345521064,0.16043701983176187,0.1504333680113185,0.14727668908779815,0.14379515564908982,0.13777285057600025,0.13614808740895346,0.1309608032858897,0.12615808969246423],"twin_dists":[0.15709108830487437,0.15828783804842259,0.15939042703911482,0.17707916680277527,0.18123440798747567,0.18363551415568086,0.1933603575710416,0.19491972530303361,0.2055716525244248,0.21411983599228568,0.22594340187426445,0.2286415812604609,0.231731889253178,0.2330280781172334,0.2345470115148396,0.24014012883865,0.24489664893918428,0.24845459987163518,0.25278760535194544,0.25419872751382677,0.25578123457342905,0.2585871790716636,0.25935984590222094,0.26187393939365666,0.26426949767718855],"n_dims_used":45,"mean_confidence":0.8845391167534722},"coverage":{"mean_confidence":0.8845391167534722,"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}}