{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001163","487:4870001352","487:4870000212","487:4870000727","487:4870001250","487:4870001354","487:4870000213","487:4870001448","487:4870001074","487:4870000894","487:4870001643","487:4870000714","487:4870001353","487:4870003925","487:4870000064","487:4870001639","487:4870000882","487:4870003943","487:4870001160","487:4870001450","487:4870001642","487:4870001169","487:4870000723","487:4870000144","490:4900012950"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490],"twin_sims":[0.3970659538139616,0.38889048455029596,0.3719199626841094,0.3607673282211073,0.3367141402081374,0.33151747819479455,0.31474130538753775,0.30125300229494567,0.262815149606186,0.23765793380198158,0.21715449504834317,0.21613109283960696,0.19537522523618656,0.15643395623954592,0.15444534743621863,0.15386112015566816,0.14243912891622987,0.13985857111823488,0.13584535554575308,0.12898996927896844,0.12873016049224922,0.1234083314724495,0.12323015361107356,0.12173276602294761,0.11932058465000125],"twin_dists":[0.17651972358006154,0.17849664399387488,0.18266435513816193,0.18545440578187158,0.19162723863069195,0.19299145576546184,0.1974779251896141,0.2011843279345264,0.21232030753164344,0.22016869884081797,0.226975590550923,0.22732637148894067,0.23469820784206363,0.25016411222722634,0.2510252434092522,0.2512797739407562,0.25640529892749125,0.2576052237068781,0.25950457427232415,0.26284880567656294,0.26297815687973947,0.2656723288837485,0.26576404578644514,0.26653884317622906,0.26780241594503257],"n_dims_used":43,"mean_confidence":0.9053827330123546},"coverage":{"mean_confidence":0.9053827330123546,"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}}