{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004519","490:4900000470","490:4900003739","496:4960006504","487:4870009047","490:4900001756","490:4900002031","496:4960009955","490:4900006055","493:4930007115","490:4900007260","466:4660001931","494:4940008753","496:4960010037","490:4900008985","496:4960005692","480:4800004209","493:4930006255","496:4960010117","496:4960009076","490:4900004814","496:4960010999","494:4940008295","496:4960003920","490:4900001030"],"twin_admin_codes":[496,490,490,496,487,490,490,496,490,493,490,466,494,496,490,496,480,493,496,496,490,496,494,496,490],"twin_sims":[0.27355711281827466,0.2522285527126953,0.2304994722660682,0.2222784941251832,0.1975075623088864,0.1957083689023673,0.19367885051183056,0.1930811109311877,0.19155569342442547,0.19035590897281807,0.18761521353379873,0.18730182384567776,0.18682138378352187,0.18626216718031524,0.17976982334552807,0.1776390569242051,0.17703270932103726,0.1740879055738911,0.17349389010557284,0.16601044284301822,0.16394149480963036,0.16110294013478124,0.15901923936037043,0.15712245184213217,0.15701789573974717],"twin_dists":[0.20911364256258058,0.2155618889679161,0.22249942409783743,0.22523577873276834,0.23391678045518302,0.23457573400834075,0.2353241061581793,0.23554555724931492,0.23611286700677267,0.23656128975018187,0.23759309487564217,0.2377117496095099,0.2378939232182612,0.2381063820226335,0.24060650048420626,0.24144093748830742,0.24167968979362756,0.24284757370638976,0.2430848601628625,0.24612531762274556,0.2469832828719847,0.24817323845162947,0.24905647357891486,0.24986783646929644,0.24991276828478814],"n_dims_used":45,"mean_confidence":0.9127498202853732},"coverage":{"mean_confidence":0.9127498202853732,"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}}