{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001199","490:4900003751","490:4900002332","490:4900003623","490:4900001870","490:4900002491","490:4900004171","490:4900002028","490:4900002188","490:4900003227","490:4900002482","490:4900002483","490:4900002344","490:4900001201","490:4900002793","496:4960012072","490:4900004323","466:4660000020","490:4900001710","490:4900004437","490:4900001453","490:4900002340","490:4900003475","490:4900001332","490:4900005541"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,466,490,490,490,490,490,490,490],"twin_sims":[0.7628695194974595,0.6862929013849781,0.6474561131338635,0.6432250125594169,0.6417764680076796,0.5982682917130456,0.5662151535868707,0.5431751090328993,0.5334157034872071,0.5242549636393842,0.5191677517843769,0.5158179433659473,0.5145737909479415,0.4980370135174628,0.4839372942015528,0.480624570867117,0.4799759571368773,0.47186218544671704,0.4474552837953944,0.4323532024133126,0.4314000141480215,0.43102977992534564,0.4300368388468592,0.42455177616835493,0.42004933803695493],"twin_dists":[0.0955559026331953,0.11269196202869243,0.12109767230664926,0.12200747970928448,0.12231877028104655,0.1316437910474619,0.13851966698176976,0.1434890960528159,0.1456047925415302,0.14759789984121258,0.1487080718100783,0.1494404950166848,0.14971281862861213,0.1533488168157257,0.15647584567200312,0.15721453745094144,0.15735935739883206,0.15917635838122363,0.16470816129760224,0.16818745369557933,0.1684086550482274,0.16849462670133844,0.16872534461398137,0.17000379999029955,0.1710583674193343],"n_dims_used":45,"mean_confidence":0.9166461520724827},"coverage":{"mean_confidence":0.9166461520724827,"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}}