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Despite successful applications across a broad range of NLP tasks, conditional random fields ("CRFs"), in particular the linear-chain variant, are only able to model local features. While this has important benefits in terms of inference…

计算与语言 · 计算机科学 2017-10-13 Fei Liu , Timothy Baldwin , Trevor Cohn

This paper proposes hybrid semi-Markov conditional random fields (SCRFs) for neural sequence labeling in natural language processing. Based on conventional conditional random fields (CRFs), SCRFs have been designed for the tasks of…

计算与语言 · 计算机科学 2018-05-11 Zhi-Xiu Ye , Zhen-Hua Ling

We propose a novel end-to-end trainable framework for the graph decomposition problem. The minimum cost multicut problem is first converted to an unconstrained binary cubic formulation where cycle consistency constraints are incorporated…

计算机视觉与模式识别 · 计算机科学 2018-12-27 Jie Song , Bjoern Andres , Michael Black , Otmar Hilliges , Siyu Tang

Recent saliency models extensively explore to incorporate multi-scale contextual information from Convolutional Neural Networks (CNNs). Besides direct fusion strategies, many approaches introduce message-passing to enhance CNN features or…

计算机视觉与模式识别 · 计算机科学 2019-09-11 Yingyue Xu , Dan Xu , Xiaopeng Hong , Wanli Ouyang , Rongrong Ji , Min Xu , Guoying Zhao

Deep learning has transformed computational imaging, but traditional pixel-based representations limit their ability to capture continuous, multiscale details of objects. Here we introduce a novel Local Conditional Neural Fields (LCNF)…

图像与视频处理 · 电气工程与系统科学 2023-07-25 Hao Wang , Jiabei Zhu , Yunzhe Li , QianWan Yang , Lei Tian

Convolutional neural network (CNN) and recurrent neural network (RNN) models have become the mainstream methods for relation classification. We propose a unified architecture, which exploits the advantages of CNN and RNN simultaneously, to…

计算与语言 · 计算机科学 2018-07-31 Bin He , Yi Guan , Rui Dai

This paper introduces a deep architecture for segmenting 3D objects into their labeled semantic parts. Our architecture combines image-based Fully Convolutional Networks (FCNs) and surface-based Conditional Random Fields (CRFs) to yield…

计算机视觉与模式识别 · 计算机科学 2017-11-15 Evangelos Kalogerakis , Melinos Averkiou , Subhransu Maji , Siddhartha Chaudhuri

While deep feature learning has revolutionized techniques for static-image understanding, the same does not quite hold for video processing. Architectures and optimization techniques used for video are largely based off those for static…

计算机视觉与模式识别 · 计算机科学 2017-12-13 Achal Dave , Olga Russakovsky , Deva Ramanan

Fine-grained action segmentation and recognition is an important yet challenging task. Given a long, untrimmed sequence of kinematic data, the task is to classify the action at each time frame and segment the time series into the correct…

计算机视觉与模式识别 · 计算机科学 2018-01-30 Effrosyni Mavroudi , Divya Bhaskara , Shahin Sefati , Haider Ali , René Vidal

View synthesis methods using implicit continuous shape representations learned from a set of images, such as the Neural Radiance Field (NeRF) method, have gained increasing attention due to their high quality imagery and scalability to high…

计算机视觉与模式识别 · 计算机科学 2021-05-20 Guo-Wei Yang , Wen-Yang Zhou , Hao-Yang Peng , Dun Liang , Tai-Jiang Mu , Shi-Min Hu

In this paper we proposed an ordered patch based method using Conditional Random Field (CRF) in order to encode local properties and their spatial relationship in images to address texture classification, face recognition, and scene…

计算机视觉与模式识别 · 计算机科学 2016-10-06 Fariborz Taherkhani

Connectionist temporal classification (CTC) is a popular sequence prediction approach for automatic speech recognition that is typically used with models based on recurrent neural networks (RNNs). We explore whether deep convolutional…

计算与语言 · 计算机科学 2018-02-16 Kalpesh Krishna , Liang Lu , Kevin Gimpel , Karen Livescu

The last decade has witnessed the success of the traditional feature-based method on exploiting the discrete structures such as words or lexical patterns to extract relations from text. Recently, convolutional and recurrent neural networks…

计算与语言 · 计算机科学 2015-11-19 Thien Huu Nguyen , Ralph Grishman

Edge classification, a crucial task for graph applications, remains relatively under-explored compared to link prediction. Current methods often overlook the potential causal influences of node features on edge features, leading to a loss…

机器学习 · 计算机科学 2026-05-05 Duanyu Feng , Li Ding , Hongru Liang , Wenqiang Lei

The convolutional neural network (CNN) has become a basic model for solving many computer vision problems. In recent years, a new class of CNNs, recurrent convolution neural network (RCNN), inspired by abundant recurrent connections in the…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Jianfeng Wang , Xiaolin Hu

We propose a neuralized undirected graphical model called Neural-Hidden-CRF to solve the weakly-supervised sequence labeling problem. Under the umbrella of probabilistic undirected graph theory, the proposed Neural-Hidden-CRF embedded with…

计算与语言 · 计算机科学 2023-10-02 Zhijun Chen , Hailong Sun , Wanhao Zhang , Chunyi Xu , Qianren Mao , Pengpeng Chen

In the last two years, convolutional neural networks (CNNs) have achieved an impressive suite of results on standard recognition datasets and tasks. CNN-based features seem poised to quickly replace engineered representations, such as SIFT…

计算机视觉与模式识别 · 计算机科学 2014-09-23 Pulkit Agrawal , Ross Girshick , Jitendra Malik

Conditional Random Field (CRF) based neural models are among the most performant methods for solving sequence labeling problems. Despite its great success, CRF has the shortcoming of occasionally generating illegal sequences of tags, e.g.…

机器学习 · 计算机科学 2021-03-22 Tianwen Wei , Jianwei Qi , Shenghuan He , Songtao Sun

Recent years have seen a sharp increase in the number of related yet distinct advances in semantic segmentation. Here, we tackle this problem by leveraging the respective strengths of these advances. That is, we formulate a conditional…

计算机视觉与模式识别 · 计算机科学 2017-03-10 Umut Güçlü , Yağmur Güçlütürk , Meysam Madadi , Sergio Escalera , Xavier Baró , Jordi González , Rob van Lier , Marcel A. J. van Gerven

To improve segmentation performance, a novel neural network architecture (termed DFCN-DCRF) is proposed, which combines an RGB-D fully convolutional neural network (DFCN) with a depth-sensitive fully-connected conditional random field…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Jindong Jiang , Zhijun Zhang , Yongqian Huang , Lunan Zheng