{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008305","490:4900008084","490:4900009491","490:4900008518","490:4900008293","490:4900009901","490:4900009388","490:4900009394","490:4900008971","490:4900009068","490:4900008637","490:4900009895","490:4900009493","490:4900009899","490:4900008851","490:4900009192","490:4900010560","490:4900008520","490:4900008527","490:4900009800","490:4900008071","490:4900010098","490:4900009900","490:4900008976","490:4900008088"],"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":[0.642854765717947,0.6130109403628456,0.592905707677336,0.5774760460070061,0.49801347508381394,0.48787421373020706,0.47353136223747977,0.4711826504083569,0.4663980377993892,0.443955138488241,0.4429110232237294,0.43491841817380306,0.41981830876907433,0.41432698495432574,0.4086165899860968,0.4080464748197416,0.3930602383305359,0.39127898825713303,0.3887372450528759,0.38463862337102367,0.382074739193751,0.3740520747206221,0.3692587846719155,0.3671055472431141,0.3629336038473995],"twin_dists":[0.12208705405827287,0.1284868324051277,0.13279244327567438,0.13610057038517706,0.1533540154121526,0.15560000644048858,0.15880173002720666,0.1593289991450013,0.16040586000636997,0.16551042430906557,0.16575021284256586,0.16759313124934205,0.17111260754378946,0.17240561054678827,0.1737580854778136,0.1738935679569655,0.17748596312199158,0.17791709310970374,0.1785338832775205,0.17953249216272493,0.18015974640244956,0.18213573780491477,0.1833262523905644,0.18386355318489706,0.18490910594385712],"n_dims_used":45,"mean_confidence":0.9187738206651476},"coverage":{"mean_confidence":0.9187738206651476,"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}}