{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013018","490:4900012533","490:4900013047","490:4900012975","490:4900012607","490:4900013198","490:4900013082","490:4900012535","490:4900013087","490:4900013049","490:4900012606","490:4900000378","490:4900013085","490:4900012976","490:4900013183","490:4900000863","490:4900012859","490:4900013265","490:4900000639","494:4940005055","490:4900013118","490:4900013234","490:4900013374","490:4900012306","494:4940008047"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494],"twin_sims":[0.28754698167891973,0.20336918101460386,0.17689806440362194,0.12405212129835627,0.12328609584486706,0.10690562747823283,0.05046359679074565,0.03901760370522417,0.03564996562432473,0.028195464937483043,0.02608206392157023,0.024064197712095396,0.023556833193042092,0.023506182146634358,0.021210693474945374,0.020501304701959155,0.01730665585769521,0.016198357397727313,0.015879979376686806,0.015024924649806436,0.014907135374617395,0.013559365344645833,0.013436276706212585,0.013283547411180202,0.012500302395230143],"twin_dists":[0.20505112969878658,0.23179829716929187,0.24173278575505733,0.2653417760290145,0.26573523870509347,0.27463518512488666,0.31740979593453394,0.3307973486037592,0.33536837296295596,0.3469664019368033,0.35073361699961375,0.35458494711993177,0.35559716891780563,0.35569925485001513,0.3605391471588426,0.36212709089313516,0.3699332512432538,0.37293862974322756,0.3738353644838964,0.3763244010704615,0.3766770018612678,0.38089677675925965,0.3813003921037064,0.3818057699554817,0.38448123781812],"n_dims_used":45,"mean_confidence":0.9106431749131945},"coverage":{"mean_confidence":0.9106431749131945,"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}}