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The state of the art in learning meaningful semantic representations of words is the Transformer model and its attention mechanisms. Simply put, the attention mechanisms learn to attend to specific parts of the input dispensing recurrence…

Joint entity and relation extraction is a process that identifies entity pairs and their relations using a single model. We focus on the problem of joint extraction in distantly-labeled data, whose labels are generated by aligning entity…

计算与语言 · 计算机科学 2024-05-28 Yufei Li , Xiao Yu , Yanghong Guo , Yanchi Liu , Haifeng Chen , Cong Liu

The attention mechanism can refine the extracted feature maps and boost the classification performance of the deep network, which has become an essential technique in computer vision and natural language processing. However, the memory and…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Rui Li , Shunyi Zheng , Chenxi Duan , Jianlin Su , Ce Zhang

Effective representation learning from text has been an active area of research in the fields of NLP and text mining. Attention mechanisms have been at the forefront in order to learn contextual sentence representations. Current…

计算与语言 · 计算机科学 2020-08-11 Sneha Mehta , Huzefa Rangwala , Naren Ramakrishnan

Processing spatial data is a key component in many learning tasks for autonomous driving such as motion forecasting, multi-agent simulation, and planning. Prior works have demonstrated the value in using SE(2) invariant network…

机器学习 · 计算机科学 2025-07-25 Ethan Pronovost , Neha Boloor , Peter Schleede , Noureldin Hendy , Andres Morales , Nicholas Roy

Deep learning techniques have demonstrated great potential for accurately estimating brain age by analyzing Magnetic Resonance Imaging (MRI) data from healthy individuals. However, current methods for brain age estimation often directly…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Fanzhe Yan , Gang Yang , Yu Li , Aiping Liu , Xun Chen

Convolutional neural networks have allowed remarkable advances in single image super-resolution (SISR) over the last decade. Among recent advances in SISR, attention mechanisms are crucial for high-performance SR models. However, the…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Haoyu Chen , Jinjin Gu , Zhi Zhang

Sentence-level classification and sequential labeling are two fundamental tasks in language understanding. While these two tasks are usually modeled separately, in reality, they are often correlated, for example in intent classification and…

计算与语言 · 计算机科学 2017-10-02 Mingbo Ma , Kai Zhao , Liang Huang , Bing Xiang , Bowen Zhou

Drug-drug interaction (DDI) is a vital information when physicians and pharmacists intend to co-administer two or more drugs. Thus, several DDI databases are constructed to avoid mistakenly combined use. In recent years, automatically…

计算与语言 · 计算机科学 2017-05-19 Zibo Yi , Shasha Li , Jie Yu , Qingbo Wu

Weakly supervised object detection (WSOD) is a challenging task that requires simultaneously learn object classifiers and estimate object locations under the supervision of image category labels. A major line of WSOD methods roots in…

计算机视觉与模式识别 · 计算机科学 2022-05-06 Shiwei Zhang , Wei Ke , Lin Yang

Document-level relation extraction (RE) aims to identify relations between two entities in a given document. Compared with its sentence-level counterpart, document-level RE requires complex reasoning. Previous research normally completed…

计算与语言 · 计算机科学 2022-03-29 Liang Zhang , Yidong Cheng

Attention-based beamformers have recently been shown to be effective for multi-channel speech recognition. However, they are less capable at capturing local information. In this work, we propose a 2D Conv-Attention module which combines…

音频与语音处理 · 电气工程与系统科学 2021-05-18 Bhargav Pulugundla , Yang Gao , Brian King , Gokce Keskin , Harish Mallidi , Minhua Wu , Jasha Droppo , Roland Maas

Pretrained contextualized representations offer great success for many downstream tasks, including document ranking. The multilingual versions of such pretrained representations provide a possibility of jointly learning many languages with…

信息检索 · 计算机科学 2021-09-16 Zhiqi Huang , Hamed Bonab , Sheikh Muhammad Sarwar , Razieh Rahimi , James Allan

Relation extraction is an important task in structuring content of text data, and becomes especially challenging when learning with weak supervision---where only a limited number of labeled sentences are given and a large number of…

计算与语言 · 计算机科学 2019-02-26 Hongtao Lin , Jun Yan , Meng Qu , Xiang Ren

Word sense disambiguation (WSD) is a well researched problem in computational linguistics. Different research works have approached this problem in different ways. Some state of the art results that have been achieved for this problem are…

计算与语言 · 计算机科学 2018-09-05 Mahtab Ahmed , Muhammad Rifayat Samee , Robert E. Mercer

3D instance segmentation aims to predict a set of object instances in a scene, representing them as binary foreground masks with corresponding semantic labels. Currently, transformer-based methods are gaining increasing attention due to…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Jiahao Lu , Jiacheng Deng

Most state-of-the-art Deep Learning (DL) approaches for speaker recognition work on a short utterance level. Given the speech signal, these algorithms extract a sequence of speaker embeddings from short segments and those are averaged to…

声音 · 计算机科学 2019-07-03 Miquel India , Pooyan Safari , Javier Hernando

In this paper, we build upon the weakly-supervised generation mechanism of intermediate attention maps in any convolutional neural networks and disclose the effectiveness of attention modules more straightforwardly to fully exploit their…

计算机视觉与模式识别 · 计算机科学 2022-08-31 Duo Li , Qifeng Chen

Fine-grained classification is challenging because categories can only be discriminated by subtle and local differences. Variances in the pose, scale or rotation usually make the problem more difficult. Most fine-grained classification…

计算机视觉与模式识别 · 计算机科学 2014-11-25 Tianjun Xiao , Yichong Xu , Kuiyuan Yang , Jiaxing Zhang , Yuxin Peng , Zheng Zhang

Classical multiple instance learning (MIL) methods are often based on the identical and independent distributed assumption between instances, hence neglecting the potentially rich contextual information beyond individual entities. On the…

计算机视觉与模式识别 · 计算机科学 2022-06-20 Daniel Reisenbüchler , Sophia J. Wagner , Melanie Boxberg , Tingying Peng