{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007009","496:4960007540","496:4960008252","496:4960007537","494:4940007512","496:4960007010","494:4940003940","494:4940007404","494:4940007928","494:4940008337","494:4940008135","494:4940008676","496:4960008956","496:4960007409","494:4940008023","494:4940005364","494:4940005362","494:4940005365","494:4940008136","490:4900000407","496:4960008370","494:4940005376","494:4940008486","494:4940008328","496:4960008580"],"twin_admin_codes":[496,496,496,496,494,496,494,494,494,494,494,494,496,496,494,494,494,494,494,490,496,494,494,494,496],"twin_sims":[0.577711947517234,0.5395014431213238,0.5197352094115448,0.5135834827325879,0.4690958272118044,0.4688333178785084,0.4266908512902217,0.42605961822757404,0.41666456513159567,0.4131471488696589,0.412569209052818,0.41240998644399374,0.4091876372653696,0.40286142585379614,0.3908013079006265,0.3871508317217487,0.38495719171747356,0.37745022422106395,0.3746035459156749,0.3714072614255927,0.3705593217097933,0.3684697819641267,0.366557585116111,0.3591425742260864,0.35788250128949967],"twin_dists":[0.1360499440389509,0.1442846307686855,0.14858411148973455,0.1499296964858371,0.15979821611876538,0.1598572906415674,0.16950442018343748,0.16965167716857282,0.1718543051051532,0.17268437851187685,0.1728210583942293,0.17285872837881194,0.1736224650935347,0.175129631046256,0.17803286545435532,0.17891981081812508,0.1794546941174605,0.18129627853725466,0.18199925243766493,0.1827916928212246,0.18300248365267202,0.18352295139477823,0.18400053856345847,0.18586448790679924,0.1861831797034205],"n_dims_used":45,"mean_confidence":0.9143071492513021},"coverage":{"mean_confidence":0.9143071492513021,"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}}