{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001837","497:4970001425","497:4970001088","497:4970000619","497:4970001087","497:4970001920","497:4970000317","497:4970000561","497:4970000691","497:4970001177","497:4970001089","497:4970001081","497:4970001756","497:4970000686","497:4970000378","497:4970001176","497:4970001505","497:4970001173","497:4970000695","497:4970000840","497:4970000620","497:4970000993","491:4910005964","497:4970000625","497:4970001426"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497],"twin_sims":[0.5746363899276494,0.5308209902575627,0.45888587115646967,0.43650334986850536,0.43644811324133126,0.42604903227533725,0.41993492046379266,0.4189896306818993,0.4170486412982047,0.38798287802540143,0.37643215640645855,0.3661775674833183,0.3645771992953659,0.3569921852073298,0.3482543528869547,0.3412213501291758,0.33999896077845,0.3395274139176854,0.33682916670100627,0.3357565562747769,0.33376104550222163,0.33180967416129387,0.32974821322937486,0.32005919782743697,0.31818203289269603],"twin_dists":[0.1367101325997774,0.14616857820602633,0.1621043537695092,0.16722662681786865,0.16723939099256713,0.1696541474778227,0.17108522833761622,0.17130726551171185,0.17176385016519008,0.1787173056379859,0.18154738709653082,0.18409559973941858,0.1844964762747907,0.18640870165431728,0.1886376892931914,0.19045321001368146,0.190770787632502,0.19089345945421032,0.19159717185368633,0.19187775749685393,0.19240106215305247,0.19291444122323007,0.19345857984528647,0.19604159645690092,0.19654705875435752],"n_dims_used":45,"mean_confidence":0.8913182576497396},"coverage":{"mean_confidence":0.8913182576497396,"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}}