{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001733","491:4910001849","491:4910001673","491:4910001958","491:4910001956","491:4910002005","491:4910001955","491:4910001614","491:4910002008","491:4910002003","491:4910002105","491:4910001315","491:4910002372","491:4910001735","491:4910002056","491:4910001439","491:4910001296","491:4910002006","491:4910002197","491:4910001230","491:4910003283","491:4910001616","491:4910001232","491:4910001490","492:4920004693"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492],"twin_sims":[0.6435758216747874,0.4404767543823712,0.4227829282066986,0.40719248966022487,0.3482542375150215,0.34573906504001706,0.3252071207261988,0.29724803339403894,0.28085183885664944,0.2787852541070505,0.24974782283306385,0.23542309929892294,0.22883207328245572,0.2256294288247799,0.22182992824728007,0.21991391028379115,0.2148099977282334,0.21358274170447922,0.20225094776300084,0.19859700374532163,0.18536605297313094,0.1818310473777255,0.1777995921567842,0.1672010878014204,0.16713079236010467],"twin_dists":[0.12193207733883159,0.16631011088603834,0.1704175395513796,0.17409666620686967,0.18863771891577122,0.18928474140206403,0.1946638781206838,0.20230329727782353,0.2069800061559395,0.2075809971155209,0.21633390876970723,0.22089134056502668,0.22304912672893767,0.22411244194933844,0.22538700662812475,0.22603527747117777,0.22778084805856494,0.2282047357734163,0.23219916949719166,0.23351978993841402,0.23844777213851825,0.23980594051199636,0.24137782296762758,0.24563506689384176,0.2456639411745213],"n_dims_used":45,"mean_confidence":0.8989639282226562},"coverage":{"mean_confidence":0.8989639282226562,"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}}