{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006399","490:4900007009","490:4900006385","490:4900003436","490:4900005898","490:4900005882","490:4900012285","490:4900001284","490:4900007235","490:4900006517","490:4900012648","490:4900007723","490:4900000766","490:4900012500","490:4900002430","490:4900001825","490:4900003859","490:4900001145","490:4900006985","490:4900006263","490:4900003169","490:4900001547","494:4940008708","494:4940008806","490:4900002283"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490],"twin_sims":[0.3403521486186431,0.2776057920655784,0.26781820741919343,0.2523029319925384,0.24691023685771565,0.24399630854581314,0.2401710009929339,0.20593820953090708,0.20544585398240103,0.20453982746194094,0.20045104032123118,0.1926387875695189,0.1756880265216534,0.17439567032932965,0.1725498162762476,0.1667363358931751,0.1653229411272384,0.163519909964099,0.16327810290625946,0.16248784671902877,0.15892228335424513,0.15663481846020366,0.15438587029271403,0.1531600209206169,0.15268745023475855],"twin_dists":[0.1906789664187926,0.20792521596454513,0.2108168875285481,0.21553881657446133,0.21722302352143513,0.21814291876341163,0.2193613620197712,0.2308830239435656,0.23105782855777587,0.23138025230503184,0.23284762520765814,0.23570973695225034,0.2422112484024878,0.24272486077193764,0.24346317906273982,0.2458261291140654,0.24640955416605417,0.24715906742847216,0.24726003968980054,0.24759078709973167,0.2490977756020377,0.25007757830954813,0.25105112356098974,0.251586158895678,0.25179325620753523],"n_dims_used":45,"mean_confidence":0.9247570461697049},"coverage":{"mean_confidence":0.9247570461697049,"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}}