{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003604","490:4900003072","490:4900004579","490:4900004161","490:4900002488","490:4900002778","490:4900001701","490:4900003878","490:4900004586","490:4900003198","490:4900001469","490:4900004587","490:4900003338","490:4900001732","490:4900003477","490:4900002606","490:4900002022","490:4900004444","490:4900004150","490:4900003608","490:4900004562","490:4900004588","490:4900003471","490:4900002627","490:4900002487"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6996600289951147,0.5534622840291487,0.5279750377606633,0.48785918273241796,0.4745711422569547,0.4405744613256769,0.435263464666219,0.4285065929355225,0.42534051321817146,0.42361368226406754,0.4133200975642226,0.4117802582332583,0.40392474357029673,0.38764459694516423,0.3873131974182481,0.3856110457236625,0.3799943636328229,0.37885867519906313,0.37581760428515765,0.3750823026321258,0.36763524717878393,0.3642616988212222,0.35522748889979816,0.34898958575453976,0.3440355802481501],"twin_dists":[0.1097667227381324,0.14126639325878448,0.14678762200688383,0.15560334623739092,0.15856858415550235,0.1662876145037925,0.16751329639667648,0.16908133549044208,0.16981954343303726,0.17022313345651766,0.17264349316380848,0.1730077759636543,0.1748755700232982,0.17879961242287082,0.1788802777723984,0.17929511142104393,0.18067019684145885,0.1809494239290949,0.18169912811247513,0.18188084335706406,0.18373123053620594,0.18457561061460517,0.18685656652788993,0.1884490175823546,0.1897243740590962],"n_dims_used":45,"mean_confidence":0.916695319281684},"coverage":{"mean_confidence":0.916695319281684,"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}}