{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002688","490:4900002080","490:4900002085","490:4900002385","490:4900005045","490:4900002389","490:4900002388","490:4900002384","490:4900007546","490:4900007674","490:4900002239","490:4900001932","490:4900004506","490:4900000378","490:4900006087","490:4900002076","490:4900007540","494:4940008052","490:4900013051","490:4900004903","490:4900004087","490:4900012607","490:4900004763","490:4900002244","490:4900007287"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.1191802854973628,0.08770320168487013,0.04151377624208643,0.020159453017379994,0.014699114480417287,0.010591185994247748,0.009273659233734981,0.008332806731840947,0.0056420449629951625,0.005578141342654074,0.005101957462928206,0.00428989422747416,0.0032844805995891537,0.0032176352015802776,0.002385956599297865,0.001793198192972853,0.0015934437327456616,0.0015724349235870616,0.0011670172863697762,0.0010797276511758395,0.0009001491391426549,0.0008983346895222118,0.0008387276277685398,0.000629567185882854,0.0005576449903996263],"twin_dists":[0.26787650742242414,0.2865371971232945,0.32762007237541585,0.36290947543850705,0.3773057503847703,0.3916844496680498,0.3973640305012117,0.4018793852167865,0.4179258770211427,0.4183853604379081,0.4219674256417059,0.4288412777966272,0.43921956955525554,0.44000849916095663,0.45132664919772547,0.46187701086760274,0.46617009367937307,0.4666500738577323,0.47730611412408946,0.48004556643251767,0.48639513036735627,0.48646509777106417,0.48883985990924794,0.4986394909397644,0.5027262748534023],"n_dims_used":45,"mean_confidence":0.914781019422743},"coverage":{"mean_confidence":0.914781019422743,"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}}