{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001024","466:4660013555","466:4660013235","487:4870001123","466:4660013545","466:4660014573","466:4660013587","466:4660013556","466:4660014531","466:4660013403","487:4870000420","466:4660013481","487:4870001594","487:4870001308","487:4870001959","466:4660013332","466:4660013546","466:4660013916","466:4660014130","466:4660013411","466:4660014109","487:4870009754","487:4870011429","466:4660013658","466:4660013486"],"twin_admin_codes":[487,466,466,487,466,466,466,466,466,466,487,466,487,487,487,466,466,466,466,466,466,487,487,466,466],"twin_sims":[0.5344822618041939,0.48570128979232496,0.47357507995762343,0.45944659438066116,0.4509113157796151,0.41176613929256195,0.40017852661927306,0.3840202998595766,0.35949206672385386,0.35428489237576677,0.35111720453875156,0.3508245481840922,0.34934952822176923,0.3336809652004651,0.3128290651982912,0.29482622992171226,0.2927351988066881,0.2834898701760006,0.27256523404498123,0.2568963712951634,0.2542659898974655,0.25314664890389915,0.25166609842130117,0.25100087989409664,0.2487985298293324],"twin_dists":[0.14537321176027693,0.15608314307243326,0.15879192396637906,0.16197723725346305,0.1639183353354248,0.17301111885230866,0.1757720097126452,0.1796835815997588,0.1857761973663684,0.18709626042351313,0.18790421030335444,0.18797904648330072,0.18835672709733106,0.19242209793431034,0.19799776465305294,0.2029842384161147,0.203574837913622,0.2062167122739192,0.2094064354428209,0.21412222822536522,0.21493143546424692,0.2152773988927221,0.21573650234508274,0.21594334025841924,0.21663063136318644],"n_dims_used":43,"mean_confidence":0.9084996068200399},"coverage":{"mean_confidence":0.9084996068200399,"n_dims_used":43,"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}}