{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002603","480:4800003689","480:4800002937","480:4800003333","480:4800002845","480:4800003561","480:4800003282","480:4800002800","480:4800003061","480:4800003752","480:4800002700","480:4800003103","480:4800003625","480:4800002648","480:4800002892","480:4800003692","480:4800002749","480:4800003104","480:4800002701","480:4800003688","480:4800003632","480:4800003684","480:4800002936","480:4800002799","480:4800003624"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8057476240422728,0.8005269680128474,0.7891610616905432,0.6973808125438263,0.6732911108628863,0.610644500971801,0.5959194762825154,0.5545199963292217,0.5501007049416069,0.5412838718035787,0.484633618334987,0.4166237086773266,0.41401513117953104,0.39022336261635543,0.3840583407407708,0.381589627739612,0.37654923279763325,0.34746721489815846,0.3298569624847719,0.32341031402445664,0.3079899105930211,0.30752251283976295,0.282907998908573,0.27074741037720784,0.246451830564167],"twin_dists":[0.08535920170045956,0.08663417992556308,0.08937494659755685,0.11026698221628453,0.11551932083738656,0.12899358998358076,0.13214685722711975,0.14103824111825236,0.14199195190158279,0.1438985197287698,0.15632077640684047,0.17186392943535336,0.17247926089797258,0.17817302692177783,0.17967428283179387,0.18027865566582957,0.18151849311873747,0.18883991300935404,0.1934298281003317,0.1951433593793006,0.19932143986731934,0.19944991929869552,0.20638470188547783,0.2099447465908214,0.21736727245134324],"n_dims_used":42,"mean_confidence":0.9121751331147694},"coverage":{"mean_confidence":0.9121751331147694,"n_dims_used":42,"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}}