{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007115","490:4900007117","490:4900006502","490:4900006627","490:4900007111","490:4900007116","490:4900006621","490:4900004950","490:4900007360","490:4900005089","490:4900006865","490:4900006499","490:4900000655","490:4900006018","490:4900003981","490:4900011814","490:4900004961","490:4900003983","490:4900001020","490:4900006387","490:4900004969","490:4900004140","490:4900006866","490:4900012500","490:4900005630"],"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":[0.5098975468651926,0.4461720212281625,0.3928422311938736,0.3801609486218823,0.37049860076891666,0.3089261560589521,0.3071673335278556,0.29223405180064543,0.28990133959832015,0.28588174823462964,0.2628847834878306,0.25374295265630653,0.24495503045691266,0.24264876361394924,0.23825711004141317,0.22959240886194396,0.22417577383180073,0.22366774928767877,0.22201519848721135,0.22053355919955567,0.21840938942521632,0.21292507875258307,0.20972055287816208,0.20832027292517952,0.20801965937445116],"twin_dists":[0.15073784465321757,0.16500201740621037,0.17753868019054447,0.18062927323536707,0.18301758755335348,0.19906441937633626,0.1995476270749155,0.20371675492170102,0.2043792532994464,0.20552833730168743,0.2122992605236901,0.21509297394131022,0.2178394833301379,0.2185707209128857,0.21997570747669679,0.22279813495464051,0.22459837845130332,0.22476869820359055,0.22532452055231356,0.22582521175605594,0.22654697759662676,0.22843256688042513,0.22954957122860323,0.23004130957826263,0.23014716972779625],"n_dims_used":45,"mean_confidence":0.9268004523383246},"coverage":{"mean_confidence":0.9268004523383246,"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}}