6 citations · 7 across the 5 of their papers we have counts for
5 papers
Hierarchical Dialogue Understanding with Special Tokens and Turn-level Attention
Xiao Liu, Jian Zhang, Heng Zhang +2
Compared with standard text, understanding dialogue is more challenging for machines as the dynamic and unexpected semantic changes in each turn. To model such inconsistent semanti…
Dynamical Equations With Bottom-up Self-Organizing Properties Learn Accurate Dynamical Hierarchies Without Any Loss Function
Danilo Vasconcellos Vargas, Tham Yik Foong, Heng Zhang
Self-organization is ubiquitous in nature and mind. However, machine learning and theories of cognition still barely touch the subject. The hurdle is that general patterns are diff…
Characterizing the Program Expressive Power of Existential Rule Languages
Heng Zhang
Existential rule languages are a family of ontology languages that have been widely used in ontology-mediated query answering (OMQA). However, for most of them, the expressive powe…
Expressiveness of Logic Programs under General Stable Model Semantics
Heng Zhang, Yan Zhang
The stable model semantics had been recently generalized to non-Herbrand structures by several works, which provides a unified framework and solid logical foundations for answer se…
Existential Rule Languages with Finite Chase: Complexity and Expressiveness
Heng Zhang, Yan Zhang, Jia-Huai You
Finite chase, or alternatively chase termination, is an important condition to ensure the decidability of existential rule languages. In the past few years, a number of rule langua…