{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008085","490:4900009493","490:4900008293","490:4900008637","490:4900008518","490:4900008976","490:4900009192","490:4900008971","490:4900008065","490:4900008855","490:4900008867","490:4900009191","490:4900009899","490:4900008301","490:4900008858","490:4900007956","490:4900009080","490:4900007862","490:4900009693","490:4900009388","490:4900009895","490:4900009068","490:4900009079","490:4900010100","490:4900009508"],"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":[0.6785532204136638,0.6480888918201786,0.6041582792578716,0.584487920930855,0.5767908297174436,0.48654783042879657,0.47528044122238783,0.47397746193829343,0.47262841775938425,0.4400689398231205,0.425919575597788,0.40125651881612423,0.3906097003022691,0.3821684170553441,0.38211102609078906,0.3752568038146184,0.37504763578107947,0.36317672023046865,0.3629336038473995,0.34670815790706405,0.3168796669337955,0.31252704295656086,0.29746554407893994,0.2973882609660909,0.29274311888249444],"twin_dists":[0.1143769393102464,0.12096153239814884,0.13038248019553533,0.13459649045920768,0.13624763380629568,0.15589484143488544,0.15840963730922145,0.15870168212485602,0.15900433131569858,0.1664040285508433,0.16968435919473598,0.1755136678480095,0.1780793227640538,0.1801367926863703,0.18015085476938003,0.1818377030693573,0.18188941488788368,0.18484801135145246,0.18490910594385712,0.18903515121387118,0.1968987329498449,0.19808003413228298,0.20224229964708776,0.20226396954132664,0.20357259622904636],"n_dims_used":45,"mean_confidence":0.9193016899956598},"coverage":{"mean_confidence":0.9193016899956598,"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}}