{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001095","489:4890000564","489:4890000683","470:4700004142","470:4700006867","489:4890000971","470:4700006704","470:4700004662","489:4890003614","470:4700006191","489:4890001093","489:4890001579","467:4670001104","489:4890001500","489:4890004528","489:4890001157","489:4890003811","489:4890003428","489:4890000565","489:4890001407","489:4890004383","489:4890000849","489:4890003531","470:4700004653","489:4890000796"],"twin_admin_codes":[489,489,489,470,470,489,470,470,489,470,489,489,467,489,489,489,489,489,489,489,489,489,489,470,489],"twin_sims":[0.9548453296964873,0.8184337510307591,0.761046265991603,0.7289853703546333,0.7051912022645289,0.6837795080399293,0.6589290930749949,0.647791077642292,0.6474305531695704,0.6458069214485227,0.6447874667545382,0.6443010659896544,0.643051330730115,0.6327491350375896,0.6061598129006417,0.6023094977658896,0.5968427346624164,0.5951825026554186,0.5928208596031775,0.5893297775533388,0.5865411557796192,0.5838391913428175,0.5811997329744124,0.579951275258091,0.5787952619250786],"twin_dists":[0.039480951264360686,0.0822143101568175,0.09597735624718727,0.10326477461857379,0.10854994864756909,0.11323979457788967,0.11862587339162126,0.12102560848701892,0.12110317101286121,0.12145239648314606,0.12167160533925604,0.12177617685084711,0.12204480858453731,0.12425686803205176,0.12995389556381112,0.13077836589527156,0.13194910772836105,0.13230471449683617,0.13281062068731553,0.1335586387382276,0.1341563147520935,0.13473558782230502,0.13530164351310947,0.13556945568722514,0.135817479446087],"n_dims_used":45,"mean_confidence":0.9156023661295573},"coverage":{"mean_confidence":0.9156023661295573,"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}}