{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000778","489:4890001323","489:4890001063","489:4890000505","489:4890000511","489:4890000665","489:4890000553","489:4890000551","489:4890000829","485:4850003063","489:4890001261","489:4890000606","485:4850003886","489:4890000610","489:4890000427","489:4890000392","489:4890001016","489:4890001459","489:4890001198","489:4890000830","489:4890000552","489:4890001258","489:4890000772","489:4890000319","489:4890001382"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,485,489,489,485,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9249177646822812,0.9122502553023487,0.8957682921380754,0.8878930976168978,0.866475505227784,0.8404538594191524,0.8348344212510594,0.8291264458911384,0.8291163515226211,0.8211457308925553,0.8161826051917471,0.8130342753218182,0.8034542002350431,0.8004126402122776,0.7990262513699429,0.7930310715183178,0.7877922912303927,0.7845273036062668,0.7835898299371538,0.7811700165086927,0.776992327839436,0.7585470571805454,0.7580369086991876,0.7533238348600867,0.7463379667840275],"twin_dists":[0.05131289827814271,0.055661764013787154,0.06093688301238689,0.06333400417090763,0.06953355337999644,0.0765738092069139,0.07803757365344866,0.07950665508648665,0.07950923793055092,0.08153277464779295,0.0827774722766297,0.08356129181037664,0.08592060584122785,0.0866619831801385,0.08699874556444816,0.08844688604137994,0.08970197084864154,0.09047953959676637,0.090702164617772,0.09127552025066049,0.09226113970656508,0.0965537011356748,0.09667115703671914,0.0977533239448269,0.0993479120775213],"n_dims_used":45,"mean_confidence":0.9195841471354167},"coverage":{"mean_confidence":0.9195841471354167,"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}}