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Fine-grained remote sensing datasets often use hierarchical label structures to differentiate objects in a coarse-to-fine manner, with each object annotated across multiple levels. However, embedding this semantic hierarchy into the…

计算机视觉与模式识别 · 计算机科学 2026-01-01 Jingzhou Chen , Dexin Chen , Fengchao Xiong , Yuntao Qian , Liang Xiao

Word alignment is essential for the downstream cross-lingual language understanding and generation tasks. Recently, the performance of the neural word alignment models has exceeded that of statistical models. However, they heavily rely on…

计算与语言 · 计算机科学 2022-05-11 Di Wu , Liang Ding , Shuo Yang , Mingyang Li

Hate speech detection on Chinese social networks presents distinct challenges, particularly due to the widespread use of cloaking techniques designed to evade conventional text-based detection systems. Although large language models (LLMs)…

计算与语言 · 计算机科学 2025-08-04 Qiyao Xue , Yuchen Dou , Ryan Shi , Xiang Lorraine Li , Wei Gao

The wide application of smart devices enables the availability of multimodal data, which can be utilized in many tasks. In the field of multimodal sentiment analysis (MSA), most previous works focus on exploring intra- and inter-modal…

人工智能 · 计算机科学 2021-09-07 Sijie Mai , Ying Zeng , Shuangjia Zheng , Haifeng Hu

Lyrics alignment gained considerable attention in recent years. State-of-the-art systems either re-use established speech recognition toolkits, or design end-to-end solutions involving a Connectionist Temporal Classification (CTC) loss.…

声音 · 计算机科学 2023-06-14 Simon Durand , Daniel Stoller , Sebastian Ewert

Contrastive learning has gained popularity and pushes state-of-the-art performance across numerous large-scale benchmarks. In contrastive learning, the contrastive loss function plays a pivotal role in discerning similarities between…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Haojin Deng , Yimin Yang

As data requirements continue to grow, efficient learning increasingly depends on the curation and distillation of high-value data rather than brute-force scaling of model sizes. In the case of a hyperspectral image (HSI), the challenge is…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Abhiroop Chatterjee , Susmita Ghosh

We propose Context-Adaptive Multi-Prompt Embedding, a novel approach to enrich semantic representations in vision-language contrastive learning. Unlike standard CLIP-style models that rely on a single text embedding, our method introduces…

机器学习 · 计算机科学 2025-08-07 Dahun Kim , Anelia Angelova

Long Document Classification (LDC) has gained significant attention recently. However, multi-modal data in long documents such as texts and images are not being effectively utilized. Prior studies in this area have attempted to integrate…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Tengfei Liu , Yongli Hu , Junbin Gao , Yanfeng Sun , Baocai Yin

We propose a novel model for multi-label text classification, which is based on sequence-to-sequence learning. The model generates higher-level semantic unit representations with multi-level dilated convolution as well as a corresponding…

计算与语言 · 计算机科学 2018-11-13 Junyang Lin , Qi Su , Pengcheng Yang , Shuming Ma , Xu Sun

Long-context language modeling is commonly framed as a scalability challenge of token-level attention, yet local-to-global information structuring remains largely implicit in existing approaches. Drawing on cognitive theories of discourse…

计算与语言 · 计算机科学 2026-04-10 Xiangyu Zeng , Qi Xu , Yunke Wang , Chang Xu

Unsupervised contrastive learning has become a hot research topic in natural language processing. Existing works usually aim at constraining the orientation distribution of the representations of positive and negative samples in the…

计算与语言 · 计算机科学 2025-05-08 Tianyu Zong , Hongzhu Yi , Bingkang Shi , Yuanxiang Wang , Jungang Xu

Text-image alignment constitutes a foundational challenge in multimedia content understanding, where effective modeling of cross-modal semantic correspondences critically enhances retrieval system performance through joint embedding space…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Rongjun Chen , Chengsi Yao , Jinchang Ren , Xianxian Zeng , Peixian Wang , Jun Yuan , Jiawen Li , Huimin Zhao , Xu Lu

The medical image is characterized by the inter-class indistinction, high variability, and noise, where the recognition of pixels is challenging. Unlike previous self-attention based methods that capture context information from one level,…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Fei Ding , Gang Yang , Jinlu Liu , Jun Wu , Dayong Ding , Jie Xv , Gangwei Cheng , Xirong Li

Recent advances in End-to-End (E2E) Spoken Language Understanding (SLU) have been primarily due to effective pretraining of speech representations. One such pretraining paradigm is the distillation of semantic knowledge from…

计算与语言 · 计算机科学 2022-07-04 Vishal Sunder , Eric Fosler-Lussier , Samuel Thomas , Hong-Kwang J. Kuo , Brian Kingsbury

Conventional object detectors rely on cross-entropy classification, which can be vulnerable to class imbalance and label noise. We propose CLIP-Joint-Detect, a simple and detector-agnostic framework that integrates CLIP-style contrastive…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Behnam Raoufi , Hossein Sharify , Mohamad Mahdee Ramezanee , Khosrow Hajsadeghi , Saeed Bagheri Shouraki

Multi-vector dense models, such as ColBERT, have proven highly effective in information retrieval. ColBERT's late interaction scoring approximates the joint query-document attention seen in cross-encoders while maintaining inference…

Deep learning-based hearing loss compensation (HLC) seeks to enhance speech intelligibility and quality for hearing impaired listeners using neural networks. One major challenge of HLC is the lack of a ground-truth target. Recent works have…

音频与语音处理 · 电气工程与系统科学 2025-11-04 Philippe Gonzalez , Torsten Dau , Tobias May

Though Multimodal Sentiment Analysis (MSA) proves effective by utilizing rich information from multiple sources (e.g., language, video, and audio), the potential sentiment-irrelevant and conflicting information across modalities may hinder…

人工智能 · 计算机科学 2023-12-15 Haoyu Zhang , Yu Wang , Guanghao Yin , Kejun Liu , Yuanyuan Liu , Tianshu Yu

BERT, which stands for Bidirectional Encoder Representations from Transformers, is a recently introduced language representation model based upon the transfer learning paradigm. We extend its fine-tuning procedure to address one of its…

计算与语言 · 计算机科学 2019-10-25 Raghavendra Pappagari , Piotr Żelasko , Jesús Villalba , Yishay Carmiel , Najim Dehak