{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003859","490:4900003187","490:4900002888","490:4900000766","490:4900005091","490:4900001284","490:4900005621","490:4900002140","490:4900006517","490:4900001682","490:4900002430","490:4900002283","490:4900003710","490:4900007359","490:4900001825","494:4940007894","490:4900007360","494:4940008301","494:4940008305","490:4900001419","490:4900002592","490:4900007235","490:4900003174","490:4900003713","490:4900004297"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,494,490,490,490,490,490,490],"twin_sims":[0.45550010848368244,0.4313685973750183,0.2463996097737513,0.23452680433553785,0.2184871619294057,0.20111665285880823,0.18860134775487114,0.1863030622673684,0.18030719839919515,0.1787323181409969,0.1731082327389786,0.16753300854765218,0.16083680222019694,0.15654140793980217,0.15037689720324812,0.1443009358753664,0.1427131778852314,0.14242431260619823,0.14198703037783714,0.12752597359859996,0.127402501345037,0.12363994921917082,0.1194826857082107,0.11598327743148167,0.11426302338370387],"twin_dists":[0.16287310069199779,0.16841594913815228,0.21738371596101494,0.22118242089755705,0.22652046866065825,0.2326073587616828,0.23722063153580683,0.23809082990068087,0.24039716554855473,0.24101191970722097,0.24323922646335852,0.24549884643205974,0.248285584216881,0.25011781062403465,0.25281265673732733,0.25554958546156487,0.2562788226037437,0.2564121419542322,0.25661434288676904,0.26358027809869683,0.26364225998326685,0.2655532543676442,0.267716893876847,0.26958322714921923,0.2705165710133019],"n_dims_used":45,"mean_confidence":0.9071726481119792},"coverage":{"mean_confidence":0.9071726481119792,"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}}