{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000872","490:4900000871","490:4900000752","490:4900000877","490:4900000462","490:4900000314","490:4900000383","490:4900000543","494:4940007641","490:4900012803","494:4940008157","490:4900000994","490:4900000384","490:4900000380","490:4900012802","490:4900000646","494:4940006890","490:4900012982","490:4900000311","490:4900000460","490:4900000548","490:4900013021","490:4900013149","490:4900012531","490:4900012799"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.3973345668734328,0.31098551377643574,0.24854251661197313,0.24321410779966474,0.21986573445131166,0.19745489690868967,0.1921741535969965,0.16981507085838485,0.1529813180535406,0.1193894909221278,0.11781321071710625,0.1148037405383893,0.10684911786508039,0.10680377128071862,0.0934832512064951,0.09107614449768107,0.08997876481708726,0.08046107848424341,0.0792557653672481,0.075711072594737,0.07390901529526905,0.07303970876892084,0.07132615142350313,0.07002596070607028,0.06970253195040259],"twin_dists":[0.17645509098632875,0.19850064797259634,0.21671077805744995,0.21839105584393512,0.22605162604463713,0.23393600995697322,0.2358824807872467,0.24456750552228887,0.2516644176615293,0.2677660511870687,0.26860197171182043,0.2702220412585823,0.2746676566298439,0.2746937232891154,0.2827551620275278,0.284307051495102,0.2850253314129499,0.29156644268579696,0.2924383066194371,0.2950656237389412,0.296439503929383,0.2971119562438652,0.2984566717331017,0.2994945798584058,0.299755191755631],"n_dims_used":45,"mean_confidence":0.9085255940755208},"coverage":{"mean_confidence":0.9085255940755208,"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}}