{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000079","491:4910000411","491:4910000805","491:4910000281","491:4910000406","491:4910000561","491:4910000319","491:4910000131","491:4910000504","491:4910000022","491:4910000156","491:4910000457","491:4910000505","491:4910000509","491:4910000468","491:4910000469","492:4920006086","491:4910000318","492:4920005645","492:4920006625","491:4910000249","491:4910000620","491:4910000013","492:4920005370","491:4910000558"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,492,492,491,491,491,492,491],"twin_sims":[0.5113905226351579,0.4125373186136083,0.24621827001065344,0.21656234756977571,0.20768681816664034,0.1947653031227009,0.1865749093044766,0.17784008248536987,0.17196150475942729,0.16091257080482005,0.1598996125046892,0.1582275260309934,0.15721547991109583,0.14942960180842912,0.13142030840755548,0.12818532703974056,0.12518733615176147,0.1244183125441973,0.12084593703780161,0.12053103534938225,0.11740206006434574,0.11317924324996631,0.11220110699327158,0.10941050580280325,0.10869131438393427],"twin_dists":[0.15041032884996788,0.17282860274766598,0.21744083442499726,0.22717841877949216,0.23026450045183486,0.23492280994783618,0.23798750923040912,0.241361910565847,0.24369968267867428,0.24825358600994057,0.2486822820745435,0.24939427159113858,0.24982787703906728,0.25323392914300696,0.26164823977215274,0.2632500559271511,0.26476206574758965,0.26515433742932654,0.267001149516185,0.2671659315895951,0.2688214173903305,0.2711101532516491,0.2716496465379117,0.27320902679762205,0.27361588789927477],"n_dims_used":45,"mean_confidence":0.8904997083875869},"coverage":{"mean_confidence":0.8904997083875869,"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}}