{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003058","499:4990002771","499:4990002701","499:4990002915","499:4990003260","499:4990002919","499:4990001387","499:4990002207","499:4990001295","499:4990000680","499:4990002621","499:4990001476","499:4990001384","477:4770004031","499:4990001939","499:4990002620","499:4990002635","499:4990001932","499:4990000332","489:4890002651","499:4990001385","499:4990002711","477:4770003977","499:4990001938","499:4990001941"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499,499,499,489,499,499,477,499,499],"twin_sims":[0.9302104394322088,0.9065202195231296,0.8865182294842862,0.8299876891042723,0.8291723184472641,0.7479819791660766,0.6501696202331357,0.6171082856867858,0.592683792770937,0.5907857632415031,0.5826702163967583,0.5802500823459474,0.5780427289989253,0.5714908343709914,0.5576565639635863,0.5510776841934204,0.5510555638962594,0.5495461521811956,0.5452689437279205,0.5449518618397927,0.5391402921107937,0.5368548354696856,0.536462754140571,0.5354806986712545,0.5348498311279485],"twin_dists":[0.049401646305637766,0.05753951170927906,0.06374538060706947,0.07928609516365756,0.07949491702368161,0.098973629630932,0.1205137266812995,0.1276093031050572,0.13283998541566838,0.133246644872917,0.13498626145683865,0.1355053530261197,0.13597895877943614,0.1373857033962021,0.14036205663394435,0.14178100922782486,0.1417857846213225,0.142111714308717,0.1430361133050345,0.14310469131393916,0.1443628928652574,0.144858389570357,0.1449434356896922,0.14515650667059043,0.14529342346694585],"n_dims_used":44,"mean_confidence":0.9304637041958895},"coverage":{"mean_confidence":0.9304637041958895,"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}}