{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000381","494:4940007734","490:4900000874","490:4900000386","490:4900012672","490:4900000450","494:4940007639","490:4900004509","494:4940008257","494:4940007955","494:4940006998","490:4900012357","494:4940007106","490:4900000997","494:4940008158","494:4940007434","494:4940008063","490:4900012640","490:4900012246","494:4940006804","494:4940006131","490:4900012536","490:4900012381","494:4940007329","490:4900002427"],"twin_admin_codes":[490,494,490,490,490,490,494,490,494,494,494,490,494,490,494,494,494,490,490,494,494,490,490,494,490],"twin_sims":[0.18099176434650283,0.08967653590307223,0.08472756631323262,0.06758267681893809,0.06072450159923276,0.05637671836601501,0.053123119204819,0.04679624919212977,0.04599753755761713,0.04162781620341969,0.0407284778283867,0.036827943135178995,0.03515367778170529,0.03309307402234576,0.031085365858928876,0.026558862580743074,0.026275875609146345,0.02235947668211948,0.022169689592764535,0.021994576667247415,0.02167074314474718,0.021059735085517298,0.02056371203979188,0.0199508069416908,0.019784208476772196],"twin_dists":[0.24013113113858686,0.2852243707888151,0.28856195465723783,0.30148809532999726,0.30741639623158706,0.311465936693415,0.3146686526150151,0.321394210352556,0.3222964300980255,0.32747880566790627,0.32860184262731895,0.3337293398459556,0.3360727171122495,0.3390908835875871,0.34218997693145164,0.3498613206268302,0.35037739536311735,0.35806304455644317,0.3584643726868101,0.35883732669924606,0.3595338760472382,0.36087314725611,0.36198549013537834,0.3633926999991209,0.3637817175955316],"n_dims_used":45,"mean_confidence":0.9123258802625868},"coverage":{"mean_confidence":0.9123258802625868,"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}}