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Dechen Zhan

3 accepted papers

2024

Spot the Error: Non-autoregressive Graphic Layout Generation with Wireframe Locator

AAAI 2024technical

Layout generation is a critical step in graphic design to achieve meaningful compositions of elements. Most previous works view it as a sequence generation problem by concatenating element attribute tokens (i.e., category, size, position). So far the autoregressive approach (AR) has achieved promisi…

2023

MultiSpider: Towards Benchmarking Multilingual Text-to-SQL Semantic Parsing

AAAI 2023technical

Text-to-SQL semantic parsing is an important NLP task, which facilitates the interaction between users and the database. Much recent progress in text-to-SQL has been driven by large-scale datasets, but most of them are centered on English. In this work, we present MultiSpider, the largest multilingu…

2022

Towards Knowledge-Intensive Text-to-SQL Semantic Parsing with Formulaic Knowledge

EMNLP 2022main

In this paper, we study the problem of knowledge-intensive text-to-SQL, in which domain knowledge is necessary to parse expert questions into SQL queries over domain-specific tables. We formalize this scenario by building a new benchmark KnowSQL consisting of domain-specific questions covering vario…