{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005372","490:4900004690","490:4900005507","490:4900005378","490:4900005238","490:4900005376","490:4900005633","490:4900005636","490:4900005109","494:4940007775","494:4940008825","493:4930007190","490:4900001147","490:4900004555","490:4900003717","490:4900001971","466:4660007153","493:4930006938","494:4940008649","490:4900004000","466:4660004958","493:4930007189","494:4940008648","493:4930006720","490:4900004276"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,494,493,490,490,490,490,466,493,494,490,466,493,494,493,490],"twin_sims":[0.4546363160121547,0.4409264539795464,0.38759601389092246,0.37337708142892073,0.35427577677280925,0.3493406553354895,0.27860610681188924,0.2347110410270655,0.22654229886149707,0.20540869580235233,0.19101740240938897,0.18931654665690412,0.1884742208083057,0.1781236550674711,0.17262730915819557,0.16662317428016438,0.16549615741327922,0.16423534824438454,0.163903408700445,0.16104182388956947,0.15991718270792993,0.15810054917658475,0.15087596825979765,0.15081073767271386,0.1504577898971817],"twin_dists":[0.1630695586060314,0.16620658662617263,0.17881143589563162,0.18230292875832332,0.1870985800510057,0.18835900153586263,0.2076332229637185,0.2211225288720978,0.22380834462106775,0.23107103272228527,0.236313811570195,0.23695135302687606,0.2372685707143056,0.2412505406907303,0.2434320696395242,0.24587270861150917,0.24633786037962835,0.2468609507100154,0.24699914985483407,0.24819902574553923,0.2486748293534266,0.24944856296027126,0.25259149984999624,0.25262037533278947,0.2527767735430457],"n_dims_used":45,"mean_confidence":0.9211013793945313},"coverage":{"mean_confidence":0.9211013793945313,"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}}