The algebraic structures of generalized rough set theory G Liu, W Zhu Information Sciences 178 (21), 4105-4113, 2008 | 272 | 2008 |
A comparison of two types of rough sets induced by coverings G Liu, Y Sai International Journal of Approximate Reasoning 50 (3), 521-528, 2009 | 187 | 2009 |
Generalized rough sets over fuzzy lattices G Liu Information Sciences 178 (6), 1651-1662, 2008 | 173 | 2008 |
Rough set theory based on two universal sets and its applications G Liu Knowledge-Based Systems 23 (2), 110-115, 2010 | 160 | 2010 |
Axiomatic systems for rough sets and fuzzy rough sets G Liu International Journal of Approximate Reasoning 48 (3), 857-867, 2008 | 113 | 2008 |
The axiomatization of the rough set upper approximation operations GL Liu Fundamenta Informaticae 69 (3), 331-342, 2006 | 106 | 2006 |
Using one axiom to characterize rough set and fuzzy rough set approximations G Liu Information Sciences 223, 285-296, 2013 | 77 | 2013 |
Invertible approximation operators of generalized rough sets and fuzzy rough sets G Liu, Y Sai Information Sciences 180 (11), 2221-2229, 2010 | 64 | 2010 |
Local attribute reductions for decision tables G Liu, Z Hua, J Zou Information Sciences 422, 204-217, 2018 | 41 | 2018 |
Rough sets over the Boolean algebras GL Liu Rough Sets, Fuzzy Sets, Data Mining, and Granular Computing: 10th …, 2005 | 37 | 2005 |
The relationship among different covering approximations G Liu Information Sciences 250, 178-183, 2013 | 35 | 2013 |
A general reduction algorithm for relation decision systems and its applications G Liu, Z Hua, Z Chen Knowledge-Based Systems 119, 87-93, 2017 | 31 | 2017 |
Closures and topological closures in quasi-discrete closure spaces G Liu Applied Mathematics Letters 23 (7), 772-776, 2010 | 29 | 2010 |
A common attribute reduction form for information systems G Liu, Y Feng, J Yang Knowledge-Based Systems 193, 105466, 2020 | 26 | 2020 |
Attribute reduction approaches for general relation decision systems G Liu, L Li, J Yang, Y Feng, K Zhu Pattern Recognition Letters 65, 81-87, 2015 | 26 | 2015 |
The relationships between topologies and generalized rough sets H Wu, G Liu International Journal of Approximate Reasoning 119, 313-324, 2020 | 22 | 2020 |
Partial attribute reduction approaches to relation systems and their applications G Liu, Z Hua Knowledge-Based Systems 139, 101-107, 2018 | 22 | 2018 |
The relationship among three types of rough approximation pairs G Liu, K Zhu Knowledge-Based Systems 60, 28-34, 2014 | 18 | 2014 |
A unified reduction algorithm based on invariant matrices for decision tables G Liu, Z Hua, J Zou Knowledge-Based Systems 109, 84-89, 2016 | 16 | 2016 |
Conditions for coverings to induce matroids J Wang, W Zhu, FY Wang, G Liu International Journal of Machine Learning and Cybernetics 5, 947-954, 2014 | 14 | 2014 |