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Pingjia Liang

3 accepted papers

2024

End-to-End Learning of LTLf Formulae by Faithful LTLf Encoding

AAAI 2024technical

It is important to automatically discover the underlying tree-structured formulae from large amounts of data. In this paper, we examine learning linear temporal logic on finite traces (LTLf) formulae, which is a tree structure syntactically and characterizes temporal properties semantically. Its cor…

2023

A Noise-Tolerant Differentiable Learning Approach for Single Occurrence Regular Expression with Interleaving

AAAI 2023technical

We study the problem of learning a single occurrence regular expression with interleaving (SOIRE) from a set of text strings possibly with noise. SOIRE fully supports interleaving and covers a large portion of regular expressions used in practice. Learning SOIREs is challenging because it requires h…

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2022

Bridging LTLf Inference to GNN Inference for Learning LTLf Formulae

AAAI 2022technical

Learning linear temporal logic on finite traces (LTLf) formulae aims to learn a target formula that characterizes the high-level behavior of a system from observation traces in planning. Existing approaches to learning LTLf formulae, however, can hardly learn accurate LTLf formulae from noisy data.…