{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012194","490:4900012136","490:4900012001","490:4900011116","490:4900011483","490:4900011936","490:4900005083","490:4900011862","490:4900007714","490:4900006861","490:4900010699","490:4900012193","490:4900008611","490:4900007593","490:4900011935","490:4900012195","490:4900009790","490:4900007356","490:4900012143","490:4900012003","490:4900012069","490:4900005485","490:4900012068","490:4900009059","490:4900007106"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.568653606903716,0.5274494296927985,0.4436517501990608,0.3425560785871749,0.31507222218731085,0.31149707687725836,0.2703321724122199,0.26386378263545424,0.25355811250253,0.24969322167467728,0.23543269257009597,0.23114302615758534,0.22064880457822314,0.18657278718208664,0.18411581979327596,0.17698308006463503,0.1667133955002969,0.15861220402115253,0.1473069099401979,0.14546587087448035,0.14157635319458448,0.13492781201534368,0.12729950232061144,0.12003930125260699,0.11676397288506933],"twin_dists":[0.13799539292590804,0.14690202936066876,0.16558007719698514,0.19010714088795805,0.1973881482630471,0.19836093371613855,0.21006802334230343,0.21200372407618012,0.21515011185122984,0.2163509559913498,0.2208882289858255,0.22228796097497894,0.22578618628309724,0.2379883153740847,0.2389260151772378,0.24169925728229255,0.24583556997903505,0.24922998875356414,0.25418511262517757,0.25501832246402617,0.25680466378112554,0.2599447106298903,0.26369399931593135,0.26742390553012513,0.26916315679259667],"n_dims_used":45,"mean_confidence":0.9150108337402344},"coverage":{"mean_confidence":0.9150108337402344,"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}}