{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000538","490:4900000259","490:4900000550","490:4900000316","490:4900002578","490:4900000220","494:4940008259","490:4900000453","490:4900000386","490:4900002569","494:4940007756","494:4940007963","494:4940007835","494:4940008044","490:4900003024","490:4900002871","490:4900002876","490:4900000758","494:4940007773","494:4940007435","494:4940007234","490:4900012385","494:4940008548","494:4940008461","494:4940006788"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,494,494,494,494,490,490,490,490,494,494,494,490,494,494,494],"twin_sims":[0.33166471600884057,0.2694134453828962,0.2022007240836103,0.19710395704887146,0.11501537307132458,0.10199379246994322,0.09972166227165546,0.08754936524996726,0.08074052305445772,0.07219800537546085,0.071337588964388,0.0710002926479499,0.07084786510865514,0.06653146501757208,0.06474182694606807,0.06449904764572334,0.061424249439300437,0.0608707417305239,0.06058725641725574,0.05916220883068236,0.05331598948097535,0.04984831443215324,0.04906424874600376,0.0483533595108471,0.04630760175007455],"twin_dists":[0.19295264342885302,0.21034119349348457,0.23221720972629653,0.23406423788354982,0.2701070550547638,0.2775088879734187,0.2788748720827925,0.28664052400251905,0.29136580322034983,0.29776925372402646,0.29844760977512796,0.29871534575497866,0.29883667678065406,0.3023638888608555,0.3038812019008698,0.3040896688400503,0.30678710354639993,0.307284390099359,0.30754052069643056,0.3088431859222112,0.3144743302108045,0.31806103353673904,0.3189006954085052,0.3196717226305992,0.3219446375430931],"n_dims_used":44,"mean_confidence":0.9102952263572},"coverage":{"mean_confidence":0.9102952263572,"n_dims_used":44,"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}}