{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001814","489:4890001732","489:4890003427","489:4890001748","489:4890002656","489:4890002068","489:4890001991","489:4890001810","489:4890002414","489:4890002653","489:4890002742","489:4890001898","489:4890002155","489:4890001745","489:4890002916","489:4890002162","489:4890002085","489:4890002324","489:4890003512","489:4890003331","489:4890003238","470:4700006468","489:4890002657","489:4890002166","489:4890003311"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489],"twin_sims":[0.8409501583112222,0.8201787987361298,0.8070905153535299,0.804110707978642,0.7842751296744391,0.769739285259867,0.7587297506975448,0.7491625648330199,0.7299000929363887,0.6999368384852983,0.6984193267127724,0.6970053890326722,0.6954451385123573,0.69398539500168,0.6880610198714983,0.6852558651471151,0.6765083832730946,0.6722507262841984,0.6685679327357785,0.6650535205835524,0.6636223741496102,0.6603983393561246,0.6534471692332233,0.6531312956701851,0.6528641470103114],"twin_dists":[0.07644366108568167,0.08177616273871326,0.08502950313214948,0.08576011231389771,0.09053945182639561,0.09396011430235912,0.09651162249272797,0.0987044867146415,0.10305974098414028,0.1097059224965587,0.11003912099336337,0.11034932176458669,0.11069134078101456,0.11101106618880505,0.11230618019770558,0.1129180784074162,0.11482115786074402,0.1157448984653239,0.11654269123635703,0.11730301647158393,0.11761237450402524,0.11830875507151914,0.11980787241893548,0.11987592534418133,0.11993347633733029],"n_dims_used":45,"mean_confidence":0.9141327752007379},"coverage":{"mean_confidence":0.9141327752007379,"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}}