{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004072","490:4900004071","490:4900003939","490:4900004213","490:4900003941","490:4900003385","490:4900004214","490:4900004363","490:4900003534","490:4900003269","490:4900003667","490:4900003380","490:4900002973","490:4900003938","490:4900003936","490:4900004079","490:4900003943","490:4900001778","490:4900003248","490:4900003946","490:4900004080","490:4900001233","490:4900002399","490:4900001639","490:4900004073"],"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":[0.5035660884511346,0.43330746800170294,0.41685222039510056,0.4119911677845994,0.38852433858398955,0.36243657242373595,0.33708479775443845,0.2981950886333871,0.2817163210572772,0.28034927075913385,0.27720134003560826,0.2735954502042356,0.26761087929654703,0.26497678290559706,0.23670181461716194,0.22289210466449524,0.22257525624254598,0.21417050244400704,0.21144917670475635,0.2020899813062749,0.20130502956146107,0.17858494205774098,0.17849986653933886,0.17494373528661827,0.17191424637359065],"twin_dists":[0.15212957904376478,0.1679661994563009,0.17181010538377278,0.17295784565256364,0.1785856339219983,0.18503407338531053,0.1915303723120189,0.20203790084323772,0.20672939895916176,0.2071259120237338,0.20804345806036134,0.20910233884966942,0.21087884087334988,0.2116685667071581,0.2204773178166048,0.22502923782110132,0.22513584135799117,0.2280015216068683,0.22894559658770336,0.23225699915877124,0.23253945974594473,0.24106964420990346,0.24110298211993833,0.24250671668680854,0.24371870585828945],"n_dims_used":44,"mean_confidence":0.918495004827326},"coverage":{"mean_confidence":0.918495004827326,"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}}