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Davis Liang

6 accepted papers

2024

The Belebele Benchmark: a Parallel Reading Comprehension Dataset in 122 Language Variants

ACL 2024long

We present Belebele, a multiple-choice machine reading comprehension (MRC) dataset spanning 122 language variants. Significantly expanding the language coverage of natural language understanding (NLU) benchmarks, this dataset enables the evaluation of text models in high-, medium-, and low-resource…

2023

A Study on Knowledge Distillation from Weak Teacher for Scaling Up Pre-trained Language Models

ACL 2023findings

Distillation from Weak Teacher (DWT) is a method of transferring knowledge from a smaller, weaker teacher model to a larger student model to improve its performance. Previous studies have shown that DWT can be effective in the vision domain and natural language processing (NLP) pre-training stage. S…

2023

Co-training and Co-distillation for Quality Improvement and Compression of Language Models

EMNLP 2023long findings

Knowledge Distillation (KD) compresses computationally expensive pre-trained language models (PLMs) by transferring their knowledge to smaller models, allowing their use in resource-constrained or real-time settings. However, most smaller models fail to surpass the performance of the original larger…

Cited by 0SourceScholar
2023

Generating Hashtags for Short-form Videos with Guided Signals

ACL 2023long

Short-form video hashtag recommendation (SVHR) aims to recommend hashtags to content creators from videos and corresponding descriptions. Most prior studies regard SVHR as a classification or ranking problem and select hashtags from a set of limited candidates. However, in reality, users can create…

2023

RoAST: Robustifying Language Models via Adversarial Perturbation with Selective Training

EMNLP 2023long findings

Fine-tuning pre-trained language models (LMs) has become the de facto standard in many NLP tasks. Nevertheless, fine-tuned LMs are still prone to robustness issues, such as adversarial robustness and model calibration. Several perspectives of robustness for LMs have been studied independently, but l…

Cited by 0SourcecodeScholar
2023

XLM-V: Overcoming the Vocabulary Bottleneck in Multilingual Masked Language Models

EMNLP 2023long main

Large multilingual language models typically rely on a single vocabulary shared across 100+ languages. As these models have increased in parameter count and depth, vocabulary size has remained largely unchanged. This \textit{vocabulary bottleneck} limits the representational capabilities of multilin…

Cited by 0SourceScholar