{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000664","490:4900000902","490:4900000568","490:4900001849","490:4900000556","490:4900003076","490:4900000782","490:4900001998","490:4900003617","490:4900001709","490:4900001316","490:4900000685","490:4900001704","490:4900003726","490:4900003201","490:4900000923","490:4900004592","490:4900004037","496:4960009170","490:4900000479","490:4900004597","490:4900004446","490:4900001567","490:4900001073","490:4900004457"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.6892281197516423,0.6828038926712694,0.6512341702326794,0.6441605790171413,0.5893801508460417,0.5593780436372829,0.5539842960131947,0.5480740708931451,0.5456020556813607,0.5163672273474772,0.5154176048367263,0.5093488453058351,0.5037216764476043,0.49588612150205175,0.4916082289041501,0.48974124545984765,0.47882975608111233,0.47451266039469964,0.4655761957833676,0.44701543721199044,0.44596922171213216,0.44036812737186687,0.42391977527940927,0.41854051159125805,0.4058493110600838],"twin_dists":[0.11205135050085942,0.11345227255669756,0.12028452993981914,0.12180637818039614,0.1335478438871904,0.13999117294438634,0.14115378514608662,0.14242972528623382,0.1429640758771763,0.14932031744854823,0.14952810460552318,0.15085827584560138,0.15209532313790297,0.15382414239675046,0.1547712867371333,0.1551854045997617,0.157615429515087,0.15858169284332196,0.16059120939746327,0.16480884634459117,0.1650484861132574,0.16633512382779525,0.170151544335963,0.17141283276487443,0.17441648927988812],"n_dims_used":45,"mean_confidence":0.9172975328233507},"coverage":{"mean_confidence":0.9172975328233507,"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}}