{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000685","491:4910000616","491:4910000865","491:4910000559","491:4910000086","491:4910000127","492:4920005700","491:4910000940","491:4910000877","491:4910000314","491:4910000748","491:4910000926","492:4920005701","491:4910000455","491:4910000454","491:4910000566","491:4910000357","491:4910000436","492:4920006080","491:4910000683","492:4920005643","491:4910000365","491:4910000830","492:4920005860","491:4910000930"],"twin_admin_codes":[491,491,491,491,491,491,492,491,491,491,491,491,492,491,491,491,491,491,492,491,492,491,491,492,491],"twin_sims":[0.5454676841785748,0.42681630041922486,0.1832764743740264,0.16826368242235268,0.1499993211122993,0.14838602221162628,0.13967842000805988,0.13124621469513972,0.07787501670229148,0.06946414358400864,0.06892251085327061,0.06799844972978748,0.06438670895663873,0.059905590002343016,0.057019363082291025,0.05643832332808168,0.05417547728124762,0.05390510949417323,0.05256127831070905,0.051954763379954694,0.05193306942956708,0.051162915584066375,0.04825417676702721,0.04784593764366464,0.04717503342832393],"twin_dists":[0.14299313358139173,0.1694751655522095,0.23924836899162577,0.2451996607544553,0.2529803339501323,0.25370030487310624,0.25768960566820376,0.2617336809824228,0.2934502523086745,0.2999479094620841,0.3003877815737041,0.3011447641957817,0.3041863477013769,0.308160465609709,0.31085150550301616,0.3114067863731531,0.3136153938681765,0.313884362900342,0.3152380795361597,0.3158584845315938,0.3158807865295132,0.3166775893954373,0.31978004674686056,0.32022787930223595,0.3209708356770037],"n_dims_used":45,"mean_confidence":0.889896731906467},"coverage":{"mean_confidence":0.889896731906467,"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}}