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Scientific document summarization has been a challenging task due to the long structure of the input text. The long input hinders the simultaneous effective modeling of both global high-order relations between sentences and local…

计算与语言 · 计算机科学 2024-05-17 Chenlong Zhao , Xiwen Zhou , Xiaopeng Xie , Yong Zhang

Heterogeneous domain adaptation (HDA) transfers knowledge across source and target domains that present heterogeneities e.g., distinct domain distributions and difference in feature type or dimension. Most previous HDA methods tackle this…

计算机视觉与模式识别 · 计算机科学 2021-05-06 Shuang Li , Binhui Xie , Jiashu Wu , Ying Zhao , Chi Harold Liu , Zhengming Ding

Video-text retrieval is an important yet challenging task in vision-language understanding, which aims to learn a joint embedding space where related video and text instances are close to each other. Most current works simply measure the…

计算机视觉与模式识别 · 计算机科学 2021-08-02 Peng Wu , Xiangteng He , Mingqian Tang , Yiliang Lv , Jing Liu

Convolutional neural networks (CNN) have made significant advances in hyperspectral image (HSI) classification. However, standard convolutional kernel neglects the intrinsic connections between data points, resulting in poor region…

计算机视觉与模式识别 · 计算机科学 2020-01-22 Tinghuai Wang , Guangming Wang , Kuan Eeik Tan , Donghui Tan

Hierarchical text classification (HTC) assigns documents to multiple levels of a pre-defined taxonomy. Automated patent subject classification represents one of the hardest HTC scenarios because of domain knowledge difficulty and a huge…

计算与语言 · 计算机科学 2025-10-09 Lekang Jiang , Wenjun Sun , Stephan Goetz

Recently, the attention-enhanced multi-layer encoder, such as Transformer, has been extensively studied in Machine Reading Comprehension (MRC). To predict the answer, it is common practice to employ a predictor to draw information only from…

计算与语言 · 计算机科学 2022-08-19 Nuo Chen , Chenyu You

Pre-trained transformer models with extended context windows are notoriously expensive to run at scale, often limiting real-world deployment due to their high computational and memory requirements. In this paper, we introduce Hamming…

Recent QA with logical reasoning questions requires passage-level relations among the sentences. However, current approaches still focus on sentence-level relations interacting among tokens. In this work, we explore aggregating…

计算与语言 · 计算机科学 2021-04-09 Yinya Huang , Meng Fang , Yu Cao , Liwei Wang , Xiaodan Liang

Based on an exponentially increasing number of academic articles, discovering and citing comprehensive and appropriate resources has become a non-trivial task. Conventional citation recommender methods suffer from severe information loss.…

信息检索 · 计算机科学 2020-12-04 Yang Zhang , Qiang Ma

Recent progress in pretrained Transformer-based language models has shown great success in learning contextual representation of text. However, due to the quadratic self-attention complexity, most of the pretrained Transformers models can…

计算与语言 · 计算机科学 2021-10-22 Peng Xu , Xinchi Chen , Xiaofei Ma , Zhiheng Huang , Bing Xiang

Token representation strategies within large-scale neural architectures often rely on contextually refined embeddings, yet conventional approaches seldom encode structured relationships explicitly within token interactions. Self-attention…

计算与语言 · 计算机科学 2025-03-27 James Blades , Frederick Somerfield , William Langley , Susan Everingham , Maurice Witherington

Transformer-based language models rely on positional encoding (PE) to handle token order and support context length extrapolation. However, existing PE methods lack theoretical clarity and rely on limited evaluation metrics to substantiate…

计算与语言 · 计算机科学 2026-05-11 Arthur S. Bianchessi , Yasmin C. Aguirre , Rodrigo C. Barros , Lucas S. Kupssinskü

Neural Machine Translation (NMT) has become a popular technology in recent years, and the encoder-decoder framework is the mainstream among all the methods. It's obvious that the quality of the semantic representations from encoding is very…

计算与语言 · 计算机科学 2020-01-15 Boyuan Pan , Yazheng Yang , Zhou Zhao , Yueting Zhuang , Deng Cai

Multimodal affective computing, learning to recognize and interpret human affects and subjective information from multiple data sources, is still challenging because: (i) it is hard to extract informative features to represent human affects…

计算与语言 · 计算机科学 2018-05-23 Yue Gu , Kangning Yang , Shiyu Fu , Shuhong Chen , Xinyu Li , Ivan Marsic

Hierarchical neural architectures are often used to capture long-distance dependencies and have been applied to many document-level tasks such as summarization, document segmentation, and sentiment analysis. However, effective usage of such…

计算与语言 · 计算机科学 2019-01-29 Ming-Wei Chang , Kristina Toutanova , Kenton Lee , Jacob Devlin

Named entity recognition (NER) models are typically based on the architecture of Bi-directional LSTM (BiLSTM). The constraints of sequential nature and the modeling of single input prevent the full utilization of global information from…

计算与语言 · 计算机科学 2019-11-20 Ying Luo , Fengshun Xiao , Hai Zhao

Domain Adaptation (DA) aims to leverage the knowledge learned from a source domain with ample labeled data to a target domain with unlabeled data only. Most existing studies on DA contribute to learning domain-invariant feature…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Xiyu Wang , Pengxin Guo , Yu Zhang

Recently, deep convolutional neural networks (CNNs) have been widely explored in single image super-resolution (SISR) and contribute remarkable progress. However, most of the existing CNNs-based SISR methods do not adequately explore…

图像与视频处理 · 电气工程与系统科学 2021-04-22 Jiqing Zhang , Chengjiang Long , Yuxin Wang , Haiyin Piao , Haiyang Mei , Xin Yang , Baocai Yin

With the increased deployment of face recognition systems in our daily lives, face presentation attack detection (PAD) is attracting much attention and playing a key role in securing face recognition systems. Despite the great performance…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Meiling Fang , Naser Damer , Florian Kirchbuchner , Arjan Kuijper

By incorporating additional contextual information, deep biasing methods have emerged as a promising solution for speech recognition of personalized words. However, for real-world voice assistants, always biasing on such personalized words…

声音 · 计算机科学 2023-08-16 Tianyi Xu , Zhanheng Yang , Kaixun Huang , Pengcheng Guo , Ao Zhang , Biao Li , Changru Chen , Chao Li , Lei Xie
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