{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001057","474:4740000949","474:4740001269","474:4740000943","474:4740001984","474:4740001979","474:4740001980","474:4740000181","474:4740001468","474:4740001060","474:4740000183","474:4740001047","474:4740001985","474:4740001254","474:4740001261","474:4740001255","474:4740001165","474:4740000127","474:4740002090","474:4740001363","474:4740000245","474:4740001260","474:4740001877","474:4740000007","487:4870011713"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487],"twin_sims":[0.8194354655255717,0.7617182637226039,0.7318760206753749,0.717061147481086,0.678023340900848,0.6723286970120432,0.6305252677596611,0.6280111118940194,0.6137060107211799,0.598389039624566,0.5960366895142977,0.5911021303481627,0.5904869428097345,0.5900454624314473,0.579378978376684,0.5775844013991067,0.5408901386542022,0.5399754930254179,0.539849690794405,0.5372693033331578,0.5322062365131708,0.5119904118776374,0.5109155011526652,0.5061919464817568,0.4946829430265684],"twin_dists":[0.08196297142763857,0.09582211920787935,0.10261632188534282,0.10592443430625499,0.11449208654258022,0.115727995898193,0.12473388747137078,0.1252730040725618,0.1283379802414724,0.13161793097191343,0.1321217511728603,0.13317885779102595,0.13331067394395568,0.13340527417828407,0.13569223733597993,0.1360773162248339,0.14398378999232123,0.1441819183520149,0.14420917426501287,0.14476850084761708,0.14586751755767022,0.1502787991710802,0.15051450828827825,0.15155182314164392,0.15409029035836905],"n_dims_used":45,"mean_confidence":0.9216443379720052},"coverage":{"mean_confidence":0.9216443379720052,"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}}