{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001595","496:4960001133","496:4960003740","496:4960001469","496:4960001128","496:4960001844","496:4960001129","496:4960002092","496:4960002218","496:4960001715","496:4960001848","496:4960002219","496:4960001244","496:4960001468","496:4960001719","496:4960002097","496:4960003198","496:4960003318","496:4960001589","496:4960003455","496:4960003454","496:4960002907","496:4960003456","496:4960001966","496:4960002091"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.830514216733115,0.8286852353051909,0.7827533714635213,0.7715614035161897,0.7468763040903647,0.7400600349213927,0.7378445319512796,0.7138804049932512,0.7108013251499239,0.7030567937179198,0.7027046977495148,0.6990892138592525,0.6887177205455552,0.6882076613101924,0.6664692801737983,0.6568810801188028,0.6497064403600471,0.6364030009706471,0.6045336760716975,0.5998061356120027,0.5976165419141835,0.5968606950368325,0.5910412974479643,0.5833005451319832,0.582263256720583],"twin_dists":[0.07915106448922708,0.07961949866673004,0.09090056514012199,0.09353470419652817,0.09922541686059623,0.10077188488969119,0.10127248070007462,0.10663001196313439,0.10731159097734179,0.10901995918823873,0.10909743511889561,0.10989206996533446,0.11216281139055707,0.112274169921875,0.11699683653011825,0.11906767785084854,0.12061342993031947,0.12347277095130053,0.13030209662169798,0.1313144471683688,0.13178337603521462,0.13194526095583842,0.13319189214468155,0.13485108996512324,0.13507353809615105],"n_dims_used":45,"mean_confidence":0.9369990030924479},"coverage":{"mean_confidence":0.9369990030924479,"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}}