{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000922","490:4900001730","496:4960008260","490:4900000940","496:4960008586","490:4900000844","490:4900001327","490:4900001589","490:4900000587","487:4870002207","496:4960007010","496:4960008580","494:4940008328","496:4960008954","496:4960005121","494:4940008678","496:4960008029","496:4960005124","490:4900001587","490:4900001085","494:4940008432","490:4900002026","496:4960004361","487:4870004070","490:4900001276"],"twin_admin_codes":[490,490,496,490,496,490,490,490,490,487,496,496,494,496,496,494,496,496,490,490,494,490,496,487,490],"twin_sims":[0.5479344314628172,0.5435958670065631,0.4407438275684221,0.4364005941283321,0.42864613713185734,0.42837854190591274,0.41501466029752493,0.40188173609690037,0.373526287128301,0.37320044585690837,0.3684148143022289,0.35492509633757985,0.3509995855695725,0.347919896473505,0.34488611855876833,0.3359803917576626,0.33572949100934235,0.33325317649113384,0.3322354998178993,0.3318426896609346,0.32269825122506735,0.3224084535451906,0.3201495492277688,0.3167558871274417,0.31619846346263786],"twin_dists":[0.14245989875216022,0.14339804374705192,0.16624862364686846,0.16725037230391754,0.16904885090643593,0.16911114838893446,0.17224328724497123,0.1753639778675866,0.18226595878979285,0.182346704666663,0.18353666270215158,0.18693342636717888,0.18793428314305186,0.1887235850993763,0.18950472453488396,0.19181916404538485,0.191884843809873,0.19253451760876164,0.19280227205856457,0.19290574160950258,0.1953337848509473,0.19541135193755876,0.1960173096932195,0.19693219928272343,0.19708300153638506],"n_dims_used":45,"mean_confidence":0.9163062201605903},"coverage":{"mean_confidence":0.9163062201605903,"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}}