{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000597","490:4900000280","490:4900000408","496:4960008469","490:4900000195","490:4900000410","490:4900000504","490:4900000501","490:4900000246","496:4960008369","490:4900000109","490:4900000235","494:4940007721","490:4900000818","490:4900000265","490:4900000500","490:4900000626","490:4900000625","490:4900000017","494:4940008874","494:4940006275","490:4900001735","490:4900000832","490:4900000703","490:4900000422"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,496,490,490,494,490,490,490,490,490,490,494,494,490,490,490,490],"twin_sims":[0.7459627743048614,0.5692017638269137,0.5672527921068374,0.515453805293337,0.5090826425789585,0.44418998342407506,0.44401774839250613,0.44314886371509005,0.4377637587800909,0.42073266539284687,0.41923545806990664,0.4188576473557419,0.40169243629937673,0.3812998250139376,0.37133733902613186,0.3672136402146633,0.36601638241692264,0.3330314521324861,0.33145100276375017,0.3311586838141595,0.3307436977972961,0.3247014748775646,0.32260999493723497,0.32185014551674646,0.3178979058119895],"twin_dists":[0.09943324767670494,0.13787757363299394,0.13829653946354514,0.14952018185613092,0.1509167151623056,0.16545652039048686,0.1654960523978013,0.16569557193410422,0.1669355430234817,0.17089801243320463,0.17124950317498694,0.17133828372643883,0.1754092890487895,0.18034972604895233,0.18280906592510068,0.1838365430643205,0.1841359350475517,0.19259281605363004,0.19300898198180888,0.19308607457592308,0.1931955819020662,0.1947986614701961,0.1953574033618011,0.19556089818084496,0.19662371144778906],"n_dims_used":45,"mean_confidence":0.9170930650499132},"coverage":{"mean_confidence":0.9170930650499132,"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}}