{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002441","490:4900003838","490:4900003188","490:4900006880","490:4900007491","490:4900001553","494:4940008732","490:4900007741","494:4940008300","494:4940007999","490:4900001418","494:4940008502","490:4900003705","494:4940007784","490:4900000927","490:4900000688","490:4900007244","490:4900003573","490:4900001402","490:4900001687","490:4900003470","496:4960008134","490:4900007496","490:4900007003","490:4900006028"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,494,490,494,490,494,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.3570728521941099,0.3476160855415719,0.32607130984447746,0.31093105250886927,0.2956610395850792,0.29308346418532943,0.27581516913127846,0.27440326237137985,0.267179355336158,0.2555677635310446,0.2490685860534344,0.24495911505532617,0.24097928384163766,0.22726355313250718,0.2268436763921331,0.22623127856265118,0.22613104618841515,0.22482441244329532,0.2199183544532678,0.21716233668744928,0.2113482817244064,0.20115976529316199,0.19728550339355425,0.19682841867127837,0.19530108584028236],"twin_dists":[0.18638825635886402,0.18880164815041384,0.19443379147805506,0.19851552976015246,0.20274914300010735,0.20347629943291656,0.20844950814380112,0.20886438258356455,0.21100788355061367,0.21453030001880777,0.21654614564318775,0.21783819219481776,0.21910286440354543,0.2235686530817355,0.22370812759513106,0.22391186091546333,0.22394524118318193,0.22438128956663456,0.22603376945347725,0.2269729070528301,0.2289807566184752,0.23259181533669,0.2339978839878445,0.23416502606817252,0.2347254834631986],"n_dims_used":45,"mean_confidence":0.9139851888020833},"coverage":{"mean_confidence":0.9139851888020833,"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}}