{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000304","490:4900000856","494:4940008346","494:4940008242","490:4900000629","490:4900000363","490:4900000641","494:4940008042","494:4940007836","490:4900000362","494:4940007622","494:4940007837","494:4940007940","490:4900000440","490:4900000364","490:4900012588","494:4940008345","494:4940007933","494:4940007621","490:4900012658","494:4940007088","497:4970001946","490:4900013285","494:4940006764","490:4900012370"],"twin_admin_codes":[490,490,494,494,490,490,490,494,494,490,494,494,494,490,490,490,494,494,494,490,494,497,490,494,490],"twin_sims":[0.6295991976676526,0.5003095703722324,0.44078880170150564,0.335914134265504,0.30864685174715684,0.2311945155175864,0.2252535357286807,0.15307365224532787,0.1385910808409611,0.12264985702458962,0.10741859744046013,0.097866541374431,0.09522968449230797,0.09338987250593758,0.09261863525823168,0.09215120295980608,0.08871171767608722,0.08499235265718218,0.08448500423277477,0.08193748341711059,0.07544002064073965,0.06851069540123088,0.0662199787196321,0.06534026077202514,0.0648902460134117],"twin_dists":[0.12493248695832929,0.15284723443899242,0.1662382708531412,0.19183650607625055,0.1991410477889292,0.22227105903351826,0.22423789776643926,0.25162397368042233,0.25820064226073586,0.2660634545391327,0.2743410305162592,0.28000834352545056,0.2816488431453733,0.2828147724755809,0.28330891705007677,0.2836099924737882,0.2858633523702393,0.28837950667988255,0.2887294887300818,0.2905126359566585,0.2952705747120154,0.3007241108113363,0.3026255627398043,0.3033700606207695,0.30375407363373463],"n_dims_used":45,"mean_confidence":0.9111885918511284},"coverage":{"mean_confidence":0.9111885918511284,"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}}