{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001637","490:4900004211","490:4900001502","490:4900004073","490:4900003796","490:4900003790","490:4900002547","490:4900001369","490:4900004363","490:4900001243","490:4900002681","490:4900002397","490:4900001122","490:4900003932","490:4900001780","490:4900001368","490:4900001640","490:4900004079","490:4900003797","490:4900002247","490:4900001639","490:4900003941","490:4900001107","490:4900003249","490:4900001779"],"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":[0.5654788520648437,0.46682798343253296,0.4454698819792418,0.38400155646333445,0.37932280515869493,0.36982479240668337,0.3672094229380873,0.34134270346470663,0.32106045896593555,0.3086431707502657,0.29483218797016064,0.29456952965537003,0.2877845640069513,0.2799799300274623,0.2746911310248914,0.2681313217870841,0.22810760435127694,0.22792882790353897,0.20898967466704865,0.20211796820808503,0.2020940206436904,0.1711593090508509,0.17082829640578417,0.15810255695790773,0.15535806608181457],"twin_dists":[0.13867802673449142,0.16030893955775766,0.16516293724185224,0.1796881634243867,0.18083526129251523,0.18318527517005634,0.18383759679682174,0.1904217155939795,0.19577266843274727,0.19914205795317275,0.20298255914547308,0.2030566082038316,0.20498318063833043,0.20723324044961164,0.2087796893393362,0.21072337974362615,0.22328879202831037,0.2233480114229386,0.22980595505497928,0.23224694216329994,0.23225554757786399,0.2440231040389297,0.24415687506954695,0.24944770424792465,0.25062900628005724],"n_dims_used":44,"mean_confidence":0.9116438085382635},"coverage":{"mean_confidence":0.9116438085382635,"n_dims_used":44,"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}}