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Pretrained neural models such as BERT, when fine-tuned to perform natural language inference (NLI), often show high accuracy on standard datasets, but display a surprising lack of sensitivity to word order on controlled challenge sets. We…

计算与语言 · 计算机科学 2020-04-28 Junghyun Min , R. Thomas McCoy , Dipanjan Das , Emily Pitler , Tal Linzen

Legal Artificial Intelligence (LegalAI) has achieved notable advances in automating judicial decision-making with the support of Large Language Models (LLMs). However, existing legal LLMs still struggle to generate reliable and…

计算与语言 · 计算机科学 2026-02-10 Xin Dai , Buqiang Xu , Zhenghao Liu , Yukun Yan , Huiyuan Xie , Xiaoyuan Yi , Shuo Wang , Ge Yu

Natural language processing (NLP) enables the understanding and generation of meaningful human language, typically using a pre-trained complex architecture on a large dataset to learn the language and next fine-tune its weights to implement…

计算与语言 · 计算机科学 2025-09-04 Yarden Tzach , Ronit D. Gross , Ella Koresh , Shalom Rosner , Or Shpringer , Tal Halevi , Ido Kanter

Large Language Models (LLMs) have demonstrated powerful reasoning capabilities through Chain-of-Thought (CoT) in various tasks, yet the inefficiency of token-by-token generation hinders real-world deployment in latency-sensitive recommender…

Meta reasoning behaviors work as a skeleton to guide large language model (LLM) reasoning, thus help to improve reasoning performance. However, prior researches implement meta reasoning skeleton with manually designed structure, limiting…

人工智能 · 计算机科学 2026-04-17 Ziying Zhang , Yaqing Wang , Quanming Yao

Increasing model size when pretraining natural language representations often results in improved performance on downstream tasks. However, at some point further model increases become harder due to GPU/TPU memory limitations and longer…

计算与语言 · 计算机科学 2020-02-11 Zhenzhong Lan , Mingda Chen , Sebastian Goodman , Kevin Gimpel , Piyush Sharma , Radu Soricut

Multiple pre-training objectives fill the vacancy of the understanding capability of single-objective language modeling, which serves the ultimate purpose of pre-trained language models (PrLMs), generalizing well on a mass of scenarios.…

计算与语言 · 计算机科学 2022-10-20 Hongqiu Wu , Ruixue Ding , Hai Zhao , Boli Chen , Pengjun Xie , Fei Huang , Min Zhang

This paper introduces MalAlgoQA, a novel dataset designed to evaluate the counterfactual reasoning capabilities of Large Language Models (LLMs) through a pedagogical approach. The dataset comprises mathematics and reading comprehension…

计算与语言 · 计算机科学 2024-10-08 Naiming Liu , Shashank Sonkar , Myco Le , Richard Baraniuk

Recent works explore learning graph representations in a self-supervised manner. In graph contrastive learning, benchmark methods apply various graph augmentation approaches. However, most of the augmentation methods are non-learnable,…

机器学习 · 计算机科学 2022-05-30 Hang Gao , Jiangmeng Li , Wenwen Qiang , Lingyu Si , Fuchun Sun , Changwen Zheng

Pre-trained language models (PLMs) have made significant advances in natural language inference (NLI) tasks, however their sensitivity to textual perturbations and dependence on large datasets indicate an over-reliance on shallow…

机器学习 · 计算机科学 2025-02-14 Mingyue Liu , Ryo Ueda , Zhen Wan , Katsumi Inoue , Chris G. Willcocks

Recent contrastive methods show significant improvement in self-supervised learning in several domains. In particular, contrastive methods are most effective where data augmentation can be easily constructed e.g. in computer vision.…

机器学习 · 计算机科学 2021-12-09 Konstantinos Kallidromitis , Denis Gudovskiy , Kazuki Kozuka , Iku Ohama , Luca Rigazio

While recent research on natural language inference has considerably benefited from large annotated datasets, the amount of inference-related knowledge (including commonsense) provided in the annotated data is still rather limited. There…

计算与语言 · 计算机科学 2021-09-10 Xiaoyu Yang , Xiaodan Zhu , Zhan Shi , Tianda Li

Large language models (LLMs) have shown impressive multilingual capabilities through pretraining on diverse corpora. Although these models show strong reasoning abilities, their performance varies significantly between languages due to the…

Recent advances have enabled Large Language Models (LLMs) to tackle reasoning tasks by generating chain-of-thought (CoT) rationales, yet these gains have largely applied to high-resource languages, leaving low-resource languages behind. In…

计算与语言 · 计算机科学 2025-11-27 Khanh-Tung Tran , Barry O'Sullivan , Hoang D. Nguyen

Large Language Models (LLMs) have shown potential in reasoning over structured environments, e.g., knowledge graph and table. Such tasks typically require multi-hop reasoning, i.e., match natural language utterance with instances in the…

Configuration optimization remains a critical bottleneck in machine learning, requiring coordinated tuning across model architecture, training strategy, feature engineering, and hyperparameters. Traditional approaches treat these dimensions…

人工智能 · 计算机科学 2025-08-22 Yuxing Lu , Yucheng Hu , Nan Sun , Xukai Zhao

Supervised learning in Neural Machine Translation (NMT) typically follows a teacher forcing paradigm where reference tokens constitute the conditioning context in the model's prediction, instead of its own previous predictions. In order to…

计算与语言 · 计算机科学 2023-07-18 Nathaniel Berger , Miriam Exel , Matthias Huck , Stefan Riezler

This work explores enabling Chain-of-Thought (CoT) reasoning to link visual cues across multiple images. A straightforward solution is to adapt rule-based reinforcement learning for Vision-Language Models (VLMs). However, such methods…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Xi Chen , Mingkang Zhu , Shaoteng Liu , Xiaoyang Wu , Xiaogang Xu , Yu Liu , Xiang Bai , Hengshuang Zhao

Chain-of-Thought (CoT) has significantly enhanced the reasoning capabilities of Large Language Models (LLMs), especially when combined with reinforcement learning (RL) based post-training methods. While longer reasoning traces can improve…

机器学习 · 计算机科学 2026-02-16 Qinhang Wu , Sen Lin , Ming Zhang , Yingbin Liang , Ness B. Shroff

Generalist robots should be able to understand and follow user instructions, but current vision-language-action (VLA) models struggle with following fine-grained commands despite providing a powerful architecture for mapping open-vocabulary…

机器人学 · 计算机科学 2025-08-20 Catherine Glossop , William Chen , Arjun Bhorkar , Dhruv Shah , Sergey Levine