{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001321","490:4900001322","490:4900002030","490:4900004035","490:4900000581","490:4900001451","490:4900002347","490:4900000576","490:4900000917","490:4900002047","490:4900000618","490:4900003081","490:4900001881","490:4900000404","490:4900000181","490:4900001882","490:4900002341","490:4900003615","490:4900000479","490:4900001198","490:4900002358","490:4900004036","490:4900003890","490:4900001740","490:4900004165"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.876720852013616,0.810815026523019,0.781258182968333,0.7069109111071146,0.626082044428613,0.6154492434327041,0.557309384019689,0.5531998436566088,0.5501907393212327,0.5490109827091555,0.52618846560296,0.5212947516804793,0.5209241298975408,0.5063754655155162,0.5048075124009093,0.5021504619179804,0.4885132975652121,0.4843601407278015,0.4745166428017896,0.46096998105544557,0.4565124194375084,0.4550110243889212,0.44222637076037874,0.4296703604302286,0.4268835642539058],"twin_dists":[0.06662108926540998,0.08411122046924037,0.09125466207456857,0.10817081161719116,0.1256865482531402,0.1279646410765656,0.14043687449223863,0.14132301293907318,0.1419725097495958,0.14222730954379234,0.14717660105295932,0.14824359551365449,0.14832449677306594,0.15151147425905212,0.1518563334940241,0.15244139085436004,0.15545803469244351,0.15638167078592685,0.158580800171367,0.16163216290787535,0.16264303679578684,0.16298431953931714,0.16590756658195863,0.16881055363589104,0.16945948114429277],"n_dims_used":45,"mean_confidence":0.9174552069769966},"coverage":{"mean_confidence":0.9174552069769966,"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}}