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Duan Li

2 accepted papers

2026

ChartGalaxy: A Dataset for Infographic Chart Understanding and Generation

ICLR 2026poster

Infographic charts are a powerful medium for communicating abstract data by combining visual elements (e.g., charts, images) with textual information. However, their visual and structural richness poses challenges for large vision-language models (LVLMs), which are typically trained on plain charts.…

Cited by 0SourcecodeScholar
2020

A Two-level Reinforcement Learning Algorithm for Ambiguous Mean-variance Portfolio Selection Problem

IJCAI 2020poster

Traditional modeling on the mean-variance portfolio selection often assumes a full knowledge on statistics of assets' returns. It is, however, not always the case in real financial markets. This paper deals with an ambiguous mean-variance portfolio selection problem with a mixture model on the retur…

Cited by 0SourcePDFScholar