{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002906","490:4900001721","490:4900004285","490:4900003219","490:4900001705","493:4930005381","490:4900004432","490:4900002770","493:4930005380","487:4870011454","487:4870011920","490:4900003874","490:4900001295","490:4900003230","494:4940007384","490:4900001164","493:4930004442","490:4900004575","490:4900001027","490:4900003722","490:4900003053","470:4700006120","493:4930004457","496:4960000141","490:4900001738"],"twin_admin_codes":[490,490,490,490,490,493,490,490,493,487,487,490,490,490,494,490,493,490,490,490,490,470,493,496,490],"twin_sims":[0.5351229483277117,0.44730480027781294,0.4146819564072252,0.38702968978283525,0.3807205433373763,0.3452274942032968,0.3349120745055384,0.33028345526175246,0.32714336031128566,0.32555407424920935,0.31929992627464177,0.3168114036316286,0.312361912200016,0.3075527041824026,0.30680070633423556,0.29957984409159155,0.29955156010410144,0.295923756164952,0.2931677867767484,0.2834359047138864,0.2820836536259225,0.2763439684328081,0.27307320701116383,0.27052443090275957,0.2689239509845543],"twin_dists":[0.14523414504067375,0.1647426041808435,0.1723218062862221,0.1789493117502817,0.18049186541991688,0.18941664590330579,0.19209900850154826,0.19331711972078824,0.19414883141471728,0.19457146255775148,0.19624584348492508,0.196917188377822,0.19812503416079158,0.1994416168335506,0.19964855242602542,0.20165073474368989,0.20165863221264585,0.2026752389351187,0.20345245156961475,0.2062322836549577,0.20662305284864613,0.2082944605244359,0.20925640512334612,0.21001093069647836,0.21048697290069662],"n_dims_used":45,"mean_confidence":0.9174084981282552},"coverage":{"mean_confidence":0.9174084981282552,"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}}