{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007555","490:4900006098","490:4900005042","490:4900007672","490:4900003260","490:4900007177","490:4900005187","490:4900005439","490:4900005315","490:4900007309","490:4900005176","490:4900007553","490:4900007675","490:4900003517","490:4900004770","490:4900005438","490:4900005962","490:4900006461","490:4900004767","490:4900006576","490:4900007671","490:4900006821","490:4900007676","490:4900006702","490:4900004768"],"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":[0.5851006059852141,0.14063783532860985,0.06638910061581386,0.061033763677088036,0.039450074123384304,0.03594429905370116,0.03556574722644183,0.029162700894749302,0.028313536012235966,0.02799828266190343,0.027445625622755147,0.02709882193742205,0.02708416867996654,0.02253953570994819,0.02192623847788065,0.021388453754531765,0.019508552943117635,0.017658644293522614,0.016191425626224616,0.01442220742706413,0.01337534995621299,0.012675128522234121,0.01259814463692517,0.012517209837387664,0.011834468837579496],"twin_dists":[0.1344651313621079,0.25724115062410463,0.3024833622999277,0.3071375422635701,0.33023480641156605,0.33495457590362526,0.3354873080333037,0.34532279305630714,0.34676319244910775,0.3473074052219722,0.348274292377922,0.34888962762018594,0.34891577598732026,0.3576850130940232,0.3589835730409848,0.360148488952028,0.3644317130026936,0.36901407242253836,0.3729579879556852,0.3781549930499606,0.38150138540503853,0.3838714433540682,0.3841390397211941,0.3844219357436573,0.3868751017149759],"n_dims_used":45,"mean_confidence":0.902420891655816},"coverage":{"mean_confidence":0.902420891655816,"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}}