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Financial named entity recognition (FinNER) from literature is a challenging task in the field of financial text information extraction, which aims to extract a large amount of financial knowledge from unstructured texts. It is widely…

Computation and Language · Computer Science 2022-06-01 Yuzhe Zhang , Hong Zhang

Existing Collaborative Filtering (CF) methods are mostly designed based on the idea of matching, i.e., by learning user and item embeddings from data using shallow or deep models, they try to capture the associative relevance patterns in…

Information Retrieval · Computer Science 2021-05-04 Hanxiong Chen , Shaoyun Shi , Yunqi Li , Yongfeng Zhang

We propose a novel discriminative model for sequence labeling called Bregman conditional random fields (BCRF). Contrary to standard linear-chain conditional random fields, BCRF allows fast parallelizable inference algorithms based on…

Machine Learning · Computer Science 2025-06-03 Caio Corro , Mathieu Lacroix , Joseph Le Roux

In this work, we address the face parsing task with a Fully-Convolutional continuous CRF Neural Network (FC-CNN) architecture. In contrast to previous face parsing methods that apply region-based subnetwork hundreds of times, our FC-CNN is…

Computer Vision and Pattern Recognition · Computer Science 2017-08-15 Lei Zhou , Zhi Liu , Xiangjian He

Neural network has become the dominant method for Chinese word segmentation. Most existing models cast the task as sequence labeling, using BiLSTM-CRF for representing the input and making output predictions. Recently, attention-based…

Computation and Language · Computer Science 2019-07-29 Leilei Gan , Yue Zhang

We cast nested named entity recognition (NNER) as a sequence labeling task by leveraging prior work that linearizes constituency structures, effectively reducing the complexity of this structured prediction problem to straightforward token…

Computation and Language · Computer Science 2025-09-30 Alberto Muñoz-Ortiz , David Vilares , Caio Corro , Carlos Gómez-Rodríguez

This paper addresses the problem of depth estimation from a single still image. Inspired by recent works on multi- scale convolutional neural networks (CNN), we propose a deep model which fuses complementary information derived from…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Dan Xu , Elisa Ricci , Wanli Ouyang , Xiaogang Wang , Nicu Sebe

Supervised contour detection methods usually require many labeled training images to obtain satisfactory performance. However, a large set of annotated data might be unavailable or extremely labor intensive. In this paper, we investigate…

Computer Vision and Pattern Recognition · Computer Science 2016-05-18 Zizhao Zhang , Fuyong Xing , Xiaoshuang Shi , Lin Yang

In this paper, we propose a capsule-based neural network model to solve the semantic segmentation problem. By taking advantage of the extractable part-whole dependencies available in capsule layers, we derive the probabilities of the class…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Tao Sun , Zhewei Wang , C. D. Smith , Jundong Liu

Named entity recognition (NER) is a widely studied task in natural language processing. Recently, a growing number of studies have focused on the nested NER. The span-based methods, considering the entity recognition as a span…

Computation and Language · Computer Science 2021-06-22 Zeqi Tan , Yongliang Shen , Shuai Zhang , Weiming Lu , Yueting Zhuang

Recent advances in semantic image segmentation have mostly been achieved by training deep convolutional neural networks (CNNs). We show how to improve semantic segmentation through the use of contextual information; specifically, we explore…

Computer Vision and Pattern Recognition · Computer Science 2016-06-07 Guosheng Lin , Chunhua Shen , Anton van dan Hengel , Ian Reid

We introduce segmental recurrent neural networks (SRNNs) which define, given an input sequence, a joint probability distribution over segmentations of the input and labelings of the segments. Representations of the input segments (i.e.,…

Computation and Language · Computer Science 2016-03-03 Lingpeng Kong , Chris Dyer , Noah A. Smith

Deep learning methods are powerful tools but often suffer from expensive computation and limited flexibility. An alternative is to combine light-weight models with deep representations. As successful cases exist in several visual problems,…

Computer Vision and Pattern Recognition · Computer Science 2015-09-25 Bin Yang , Junjie Yan , Zhen Lei , Stan Z. Li

Recent work in Dialogue Act (DA) classification approaches the task as a sequence labeling problem, using neural network models coupled with a Conditional Random Field (CRF) as the last layer. CRF models the conditional probability of the…

Computation and Language · Computer Science 2023-06-27 Guokan Shang , Antoine Jean-Pierre Tixier , Michalis Vazirgiannis , Jean-Pierre Lorré

Identifying the named entities mentioned in text would enrich many semantic applications at the downstream level. However, due to the predominant usage of colloquial language in microblogs, the named entity recognition (NER) in Chinese…

Computation and Language · Computer Science 2019-08-29 Canwen Xu , Feiyang Wang , Jialong Han , Chenliang Li

One of the challenges in developing deep learning algorithms for medical image segmentation is the scarcity of annotated training data. To overcome this limitation, data augmentation and semi-supervised learning (SSL) methods have been…

Image and Video Processing · Electrical Eng. & Systems 2020-09-02 Bram Ruijsink , Esther Puyol-Anton , Ye Li , Wenja Bai , Eric Kerfoot , Reza Razavi , Andrew P. King

We propose a new approach to image segmentation, which exploits the advantages of both conditional random fields (CRFs) and decision trees. In the literature, the potential functions of CRFs are mostly defined as a linear combination of…

Computer Vision and Pattern Recognition · Computer Science 2017-03-28 Fayao Liu , Guosheng Lin , Ruizhi Qiao , Chunhua Shen

Precise character segmentation is the only solution towards higher Optical Character Recognition (OCR) accuracy. In cursive script, overlapped characters are serious issue in the process of character segmentations as characters are deprived…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Amjad Rehman

Named entity recognition (NER) is the task to detect and classify the entity spans in the text. When entity spans overlap between each other, this problem is named as nested NER. Span-based methods have been widely used to tackle the nested…

Computation and Language · Computer Science 2022-09-16 Hang Yan , Yu Sun , Xiaonan Li , Xipeng Qiu

This paper proposes an end-to-end framework, namely fully convolutional recurrent network (FCRN) for handwritten Chinese text recognition (HCTR). Unlike traditional methods that rely heavily on segmentation, our FCRN is trained with online…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Zecheng Xie , Zenghui Sun , Lianwen Jin , Ziyong Feng , Shuye Zhang