{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001330","491:4910001514","491:4910001264","491:4910001065","491:4910001256","491:4910001456","491:4910001196","491:4910001141","491:4910001569","491:4910001186","491:4910001501","491:4910000994","491:4910001129","491:4910001128","491:4910001967","491:4910001740","491:4910001130","491:4910002014","491:4910001323","490:4900004476","491:4910001382","491:4910001619","491:4910001191","491:4910001187","491:4910001317"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491],"twin_sims":[0.6826779276893031,0.5829802418939553,0.4131126362452111,0.39697574777951244,0.36998536660614967,0.34477424189929906,0.32165422916280406,0.3173818239740628,0.29671658398065404,0.2870070451149019,0.28180891844460115,0.2716236800003827,0.26329713013512224,0.2504037199188228,0.2456044428630359,0.22429089154182993,0.21456632939013226,0.21097160053843164,0.21010655455773386,0.18040002797677185,0.17622968266433875,0.1719204353627017,0.16729454083205916,0.16575977258071745,0.16109625108037118],"twin_dists":[0.1134796994049832,0.13491977638110103,0.1726925382410715,0.17654143309028172,0.1831453000296923,0.18953359998675468,0.19561340993910548,0.19676304048185647,0.20245244483277058,0.2052056778737577,0.20670258326902458,0.2096849801527542,0.2121746991837141,0.21612931479487285,0.2176343790336111,0.22455981993303548,0.22786487942630967,0.22911212373213846,0.22941441131102813,0.24036104847852968,0.241996782334666,0.24371621435719476,0.24559669403115325,0.24622885461972474,0.2481760604746589],"n_dims_used":45,"mean_confidence":0.8972340053982205},"coverage":{"mean_confidence":0.8972340053982205,"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}}