Non-relational tables, such as spreadsheets and web tables, are widely used to store structured data, yet they are primarily designed for human reading rather than machine-driven analysis. These tables often contain hierarchical headers, merged cells, and implicit spatial semantics, making it difficult for large langua...
Li-Nan Zheng, Chuan Lei, Lei Cao· Proceedings of the ACM on Ma...· 0 citations
This work proposes DOTA, a data selection framework that minimizes the cost of generating preference data, while still ensuring the quality of training, and proposes a theoretically grounded metric called Preference Perplexity (PFP) that enables it to design a low cost, gradient-based method to effectively estimate the...
Chi Zhang, Jia-Chen T. Wang, Kun He et al.· Proceedings of the VLDB Endo...· 0 citations
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