{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004227","473:4730004225","489:4890002029","473:4730001290","500:5000001669","473:4730002075","489:4890001694","500:5000004282","477:4770000386","477:4770003532","473:4730003039","473:4730005296","467:4670001278","489:4890002195","489:4890003082","473:4730001142","470:4700007556","473:4730004326","485:4850002745","468:4680001377","467:4670001286","485:4850007464","499:4990002622","473:4730006887","500:5000002594"],"twin_admin_codes":[473,473,489,473,500,473,489,500,477,477,473,473,467,489,489,473,470,473,485,468,467,485,499,473,500],"twin_sims":[0.61512623053755,0.4942904654157351,0.43413502713744506,0.39335945724875576,0.37391500479758255,0.36457015389317465,0.3536964981666909,0.3406192926014633,0.34001818471221834,0.33802500438721395,0.33534140019826164,0.32746174956769913,0.3258204329445124,0.3118534056602311,0.29884829774354055,0.2951269197072039,0.29358392809747225,0.2862783160260843,0.2763107381383214,0.272446729726082,0.26821666973220304,0.2581538773735343,0.24780248923106138,0.24199727854865116,0.23924627323654554],"twin_dists":[0.1280338212970821,0.15417714845834538,0.16777448176457552,0.1774136300566962,0.18216967701634995,0.1844982430366659,0.18724605131760588,0.1906095486773117,0.19076578850855924,0.19128491974220674,0.19198648904161317,0.19406430031683097,0.19450055152084295,0.19826369333359634,0.2018551380319013,0.20289951426907113,0.20333481919190005,0.20541454151271668,0.20830419853258073,0.209441460551782,0.21069790336862945,0.21373722186013297,0.2169427466872186,0.21877809752803165,0.21965779393969972],"n_dims_used":45,"mean_confidence":0.920890129937066},"coverage":{"mean_confidence":0.920890129937066,"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}}