{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010516","490:4900010671","490:4900010686","490:4900010757","490:4900010501","490:4900011912","490:4900010937","490:4900011082","490:4900011390","490:4900011252","490:4900010688","490:4900010775","490:4900010602","490:4900010513","490:4900010514","490:4900010854","490:4900011015","490:4900010495","490:4900010672","490:4900010504","490:4900010927","490:4900011018","490:4900011088","490:4900010427","490:4900009864"],"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":[0.4120841032296728,0.3357494375277507,0.31005617467873153,0.3080626686345771,0.30351177540420865,0.2725449480352995,0.2543257475267586,0.24332513661652183,0.24013904434973024,0.23192530531301778,0.22381381961412875,0.2201982751020028,0.21376924438086398,0.20077399256873316,0.1978460679024675,0.19554494357170024,0.1620552175998179,0.15165276684318446,0.14934312684325782,0.14912365067636263,0.14449493115308779,0.1414208167658198,0.13893119505704266,0.1334769076356621,0.1312444465165588],"twin_dists":[0.17293584783769217,0.19187962131961483,0.19875479884322172,0.1993014500570254,0.20055706555548622,0.20941243050623684,0.2149129929365989,0.2183558028718844,0.2193715936988624,0.22203143609057258,0.22471970046235878,0.22593882648717045,0.22814021288430433,0.2327309804965275,0.23379326787112595,0.23463579608972646,0.2477723502337184,0.2522483397297809,0.2532724833868654,0.2533704091979664,0.25546089475261485,0.2568768515833372,0.258040471865155,0.2606453019063225,0.26173454920209727],"n_dims_used":45,"mean_confidence":0.8948143853081597},"coverage":{"mean_confidence":0.8948143853081597,"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}}