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This paper presents UniBERT, a compact multilingual language model that uses an innovative training framework that integrates three components: masked language modeling, adversarial training, and knowledge distillation. Pre-trained on a…

Computation and Language · Computer Science 2025-09-03 Andrei-Marius Avram , Marian Lupaşcu , Dumitru-Clementin Cercel , Ionuţ Mironică , Ştefan Trăuşan-Matu

Contrastive learning has recently demonstrated great potential for unsupervised pre-training in 3D scene understanding tasks. However, most existing work randomly selects point features as anchors while building contrast, leading to a clear…

Computer Vision and Pattern Recognition · Computer Science 2023-12-04 Kangcheng Liu , Xinhu Zheng , Chaoqun Wang , Kai Tang , Ming Liu , Baoquan Chen

Convolutional neural networks (CNNs) have been demonstrated their powerful ability to extract discriminative features for hyperspectral image classification. However, general deep learning methods for CNNs ignore the influence of complex…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Zhiqiang Gong , Xian Zhou , Wen Yao

Unsupervised sentence representation learning aims to transform input sentences into fixed-length vectors enriched with intricate semantic information while obviating the reliance on labeled data. Recent strides within this domain have been…

Computation and Language · Computer Science 2024-06-21 Bowen Zhang , Kehua Chang , Chunping Li

Recent work on fact-checking addresses a realistic setting where models incorporate evidence retrieved from the web to decide the veracity of claims. A bottleneck in this pipeline is in retrieving relevant evidence: traditional methods may…

Computation and Language · Computer Science 2024-10-08 Aniruddh Sriram , Fangyuan Xu , Eunsol Choi , Greg Durrett

Recommender systems increasingly incorporate textual reviews to enrich user and item representations. However, most review-aware models remain optimized for rating prediction rather than ranking quality. This misalignment limits their…

How to select relevant key objects and reason about the complex relationships cross vision and linguistic domain are two key issues in many multi-modality applications such as visual question answering (VQA). In this work, we incorporate…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Zongzhao Li , Xiangyu Zhu , Xi Zhang , Zhaoxiang Zhang , Zhen Lei

Commonsense reasoning aims to empower machines with the human ability to make presumptions about ordinary situations in our daily life. In this paper, we propose a textual inference framework for answering commonsense questions, which…

Computation and Language · Computer Science 2019-09-06 Bill Yuchen Lin , Xinyue Chen , Jamin Chen , Xiang Ren

Contrastive learning is an efficient approach to self-supervised representation learning. Although recent studies have made progress in the theoretical understanding of contrastive learning, the investigation of how to characterize the…

Machine Learning · Computer Science 2023-08-21 Hiroki Waida , Yuichiro Wada , Léo Andéol , Takumi Nakagawa , Yuhui Zhang , Takafumi Kanamori

Knowledge-grounded dialogue (KGD) learns to generate an informative response based on a given dialogue context and external knowledge (\emph{e.g.}, knowledge graphs; KGs). Recently, the emergence of large language models (LLMs) and…

Computation and Language · Computer Science 2024-01-10 Jiaan Wang , Jianfeng Qu , Kexin Wang , Zhixu Li , Wen Hua , Ximing Li , An Liu

Decoding from the output distributions of large language models to produce high-quality text is a complex challenge in language modeling. Various approaches, such as beam search, sampling with temperature, $k-$sampling, nucleus…

Computation and Language · Computer Science 2024-10-22 Esteban Garces Arias , Julian Rodemann , Meimingwei Li , Christian Heumann , Matthias Aßenmacher

Convolutional neural networks (CNN) have shown promising results for end-to-end speech recognition, albeit still behind other state-of-the-art methods in performance. In this paper, we study how to bridge this gap and go beyond with a novel…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Wei Han , Zhengdong Zhang , Yu Zhang , Jiahui Yu , Chung-Cheng Chiu , James Qin , Anmol Gulati , Ruoming Pang , Yonghui Wu

Neural networks represent data as projections on trained weights in a high dimensional manifold. The trained weights act as a knowledge base consisting of causal class dependencies. Inference built on features that identify these…

Machine Learning · Computer Science 2021-03-24 Mohit Prabhushankar , Ghassan AlRegib

Keyphrase generation (KG) aims to generate a set of summarizing words or phrases given a source document, while keyphrase extraction (KE) aims to identify them from the text. Because the search space is much smaller in KE, it is often…

Computation and Language · Computer Science 2023-10-13 Minseok Choi , Chaeheon Gwak , Seho Kim , Si Hyeong Kim , Jaegul Choo

Plausibility Estimation (PE) plays a crucial role for enabling language models to objectively comprehend the real world. While large language models (LLMs) demonstrate remarkable capabilities in PE tasks but sometimes produce trivial…

Computation and Language · Computer Science 2024-12-31 Chong Liu , Zaiwen Feng , Lin Liu , Zhenyun Deng , Jiuyong Li , Ruifang Zhai , Debo Cheng , Li Qin

Benefiting from the effectiveness of graph neural networks (GNNs) and contrastive learning, GNN-based contrastive learning has become mainstream for knowledge-aware recommendation. However, most existing contrastive learning-based methods…

Information Retrieval · Computer Science 2025-05-14 Shengyin Sun , Chen Ma

Contrastive learning has been demonstrated to be effective in enhancing pre-trained language models (PLMs) to derive superior universal sentence embeddings. However, existing contrastive methods still have two limitations. Firstly, previous…

Computation and Language · Computer Science 2022-10-11 Yuxin Jiang , Linhan Zhang , Wei Wang

Recommender systems, which analyze users' preference patterns to suggest potential targets, are indispensable in today's society. Collaborative Filtering (CF) is the most popular recommendation model. Specifically, Graph Neural Network…

Information Retrieval · Computer Science 2021-01-06 Zhuang Liu , Yunpu Ma , Yuanxin Ouyang , Zhang Xiong

This research introduces a novel text generation model that combines BERT's semantic interpretation strengths with GPT-4's generative capabilities, establishing a high standard in generating coherent, contextually accurate language. Through…

Computation and Language · Computer Science 2024-11-20 Jiajing Chen , Shuo Wang , Zhen Qi , Zhenhong Zhang , Chihang Wang , Hongye Zheng

Understanding why specific items are recommended to users can significantly increase their trust and satisfaction in the system. While neural recommenders have become the state-of-the-art in recent years, the complexity of deep models still…

Information Retrieval · Computer Science 2021-05-12 Khanh Hiep Tran , Azin Ghazimatin , Rishiraj Saha Roy
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