{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008234","496:4960008780","494:4940006705","487:4870004688","487:4870005405","496:4960006379","496:4960007165","496:4960008577","490:4900000082","487:4870004407","496:4960008675","490:4900000484","487:4870006276","487:4870003111","487:4870003814","496:4960005429","487:4870006429","496:4960003647","487:4870006885","487:4870009744","490:4900000270","487:4870007320","487:4870007606","490:4900000555","466:4660003023"],"twin_admin_codes":[494,496,494,487,487,496,496,496,490,487,496,490,487,487,487,496,487,496,487,487,490,487,487,490,466],"twin_sims":[0.33289827511630476,0.3004623200847429,0.2896277536653555,0.28703493705764593,0.2635442722773646,0.25066422456197607,0.22906264863267242,0.22588139533713447,0.2194901116871986,0.20394631091649598,0.20175297016215116,0.19222326657337863,0.1910722964319291,0.18769648762558175,0.18215688609781677,0.17217758907386135,0.16942303472049952,0.16797974200230203,0.167194182475744,0.16583364832594477,0.1609371299694131,0.159488580097728,0.15442621266756135,0.14548264226525412,0.14270715782670707],"twin_dists":[0.19262784273548933,0.201404548087376,0.20445716033265043,0.2051976899874016,0.21210010114878267,0.21604815060594926,0.22297295416040872,0.2240284248202648,0.22617917683201044,0.2315919950493631,0.23237817818334064,0.2358642075868977,0.23629330149938027,0.23756234580428637,0.2396799761624533,0.24361274871486596,0.24472685811602615,0.24531581323658008,0.24563790291099977,0.2461983292002349,0.24824321665576785,0.24885679915180006,0.2510335686803444,0.25501069700954593,0.25628159898060404],"n_dims_used":45,"mean_confidence":0.9125383165147569},"coverage":{"mean_confidence":0.9125383165147569,"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}}