{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000658","477:4770000552","477:4770000501","477:4770000656","477:4770000446","477:4770000496","477:4770000443","477:4770000709","477:4770000662","477:4770000560","477:4770000663","477:4770000713","477:4770000392","477:4770000442","477:4770000402","477:4770001129","477:4770000657","477:4770000769","477:4770000711","477:4770000760","477:4770000394","477:4770000763","477:4770000761","477:4770000453","477:4770000759"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9588252621644112,0.8871609369493983,0.851705072128883,0.8506131262125524,0.8369972823301619,0.8323635384891036,0.8270349404243795,0.8226263422122851,0.8176276090241794,0.8084763885011459,0.8002758925968851,0.7907065191090291,0.7812609005857789,0.781123025780488,0.7717092016072731,0.7615469183904151,0.760054677258647,0.7598218018038931,0.7589215183455181,0.7480628683828643,0.7462548536444088,0.7458160568603848,0.744502323867944,0.7411560284225645,0.7407769580359367],"twin_dists":[0.03766200207172371,0.06355332721293133,0.07358624075788522,0.07387971929601887,0.0774762997420374,0.07867564221693682,0.08004069616606277,0.08115923125858099,0.08241624406137943,0.0846884842319234,0.08669523218798658,0.08900494953889286,0.09125401910984142,0.09128663620113746,0.09350015707531908,0.09586171225859458,0.09620621368762149,0.09625992537232989,0.09646744502333834,0.09895519881136175,0.09936681835214863,0.09946660955758513,0.09976513222473372,0.10052387860071597,0.10060968396512178],"n_dims_used":45,"mean_confidence":0.9218419392903646},"coverage":{"mean_confidence":0.9218419392903646,"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}}