{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004287","490:4900000570","494:4940008596","490:4900003224","494:4940007823","490:4900001179","490:4900000494","490:4900004311","494:4940008408","490:4900001020","494:4940007905","490:4900001175","496:4960007904","490:4900000677","490:4900000908","490:4900000680","494:4940008405","490:4900000785","490:4900000912","494:4940007496","496:4960008762","490:4900000672","494:4940007387","494:4940008507","494:4940008664"],"twin_admin_codes":[490,490,494,490,494,490,490,490,494,490,494,490,496,490,490,490,494,490,490,494,496,490,494,494,494],"twin_sims":[0.6484111875736389,0.6409204085784445,0.5952935559119873,0.5341934554784056,0.5232637341125402,0.5044456600593404,0.5002180042049821,0.4859098154222458,0.48136986724856173,0.47270558963349635,0.46908360217016326,0.465444519930639,0.4613102750595806,0.45874912180175154,0.4556531729791256,0.4551827987631072,0.4549881880046818,0.4418107157272455,0.4370815364275613,0.42700777330543227,0.4226043165330767,0.41846603640430835,0.4144702414854192,0.40458195147158926,0.40269274228912577],"twin_dists":[0.12089218391551276,0.12250269416722034,0.13228092681913778,0.14543591073343662,0.1478140184917238,0.15193596083482452,0.15286743192818414,0.15603674999172326,0.15704820716929754,0.15898701058717396,0.15980096696594198,0.16062091665421227,0.1615551355849095,0.16213536341448076,0.16283830241467326,0.16294525268768678,0.16298951365083242,0.1660031426168902,0.16709305689368137,0.1694305210769347,0.17045935764889264,0.17143034311869873,0.17237178576185688,0.17471869180828797,0.17516996270438226],"n_dims_used":45,"mean_confidence":0.913946533203125},"coverage":{"mean_confidence":0.913946533203125,"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}}