{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003319","490:4900002764","490:4900002596","490:4900002935","490:4900004133","490:4900001995","490:4900002589","490:4900002738","490:4900006894","470:4700004152","490:4900003178","494:4940004168","490:4900001173","466:4660008555","490:4900003461","490:4900003985","490:4900002002","470:4700002618","494:4940005769","467:4670003447","490:4900002145","490:4900004007","490:4900004823","490:4900002173","490:4900004453"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,490,494,490,466,490,490,490,470,494,467,490,490,490,490,490],"twin_sims":[0.37555122020842296,0.21896131831409515,0.19614987746118837,0.15624760294758766,0.140907111594881,0.12635663015859255,0.11719990920762634,0.11523734666410224,0.108235189083309,0.10468854659111214,0.09888590450592766,0.08124221391814825,0.08080892051579189,0.0761427904432526,0.0737127755433307,0.07249881994360985,0.06806663547426252,0.06279979830204473,0.06275681659016596,0.06037173566068428,0.058033333540519906,0.056520014596938804,0.05496432692354437,0.05411635426917464,0.053512644582976256],"twin_dists":[0.18176493953961548,0.22635898822091238,0.2344136444657636,0.25024446813050216,0.2571156939898134,0.26416911111767677,0.2689295285537534,0.26998662489417147,0.2738750091119205,0.27591929182328245,0.27938345254148617,0.2910069841983826,0.2913167790571477,0.2947404063154263,0.29659074425734266,0.29753363479285155,0.30108862195005665,0.30556700996883024,0.3056048009785541,0.307735904613295,0.30989357469307294,0.31132843228161056,0.31283693031466153,0.31367411582972965,0.3142767938982823],"n_dims_used":45,"mean_confidence":0.9198566012912326},"coverage":{"mean_confidence":0.9198566012912326,"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}}