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In constituency parsing, span-based decoding is an important direction. However, for Chinese sentences, because of their linguistic characteristics, it is necessary to utilize other models to perform word segmentation first, which…

Computation and Language · Computer Science 2022-12-01 Zhicheng Wang , Tianyu Shi , Cong Liu

Character-level Neural Machine Translation (NMT) models have recently achieved impressive results on many language pairs. They mainly do well for Indo-European language pairs, where the languages share the same writing system. However, for…

Computation and Language · Computer Science 2018-08-28 Nikola I. Nikolov , Yuhuang Hu , Mi Xue Tan , Richard H. R. Hahnloser

During the last half decade, convolutional neural networks (CNNs) have triumphed over semantic segmentation, which is one of the core tasks in many applications such as autonomous driving and augmented reality. However, to train CNNs…

Computer Vision and Pattern Recognition · Computer Science 2019-01-11 Yang Zhang , Philip David , Hassan Foroosh , Boqing Gong

Segmenting a chunk of text into words is usually the first step of processing Chinese text, but its necessity has rarely been explored. In this paper, we ask the fundamental question of whether Chinese word segmentation (CWS) is necessary…

Computation and Language · Computer Science 2019-10-08 Xiaoya Li , Yuxian Meng , Xiaofei Sun , Qinghong Han , Arianna Yuan , Jiwei Li

Both performance and efficiency are important to semantic segmentation. State-of-the-art semantic segmentation algorithms are mostly based on dilated Fully Convolutional Networks (dilatedFCN), which adopt dilated convolutions in the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Jianbo Liu , Junjun He , Jiawei Zhang , Jimmy S. Ren , Hongsheng Li

Character-based sequence labeling framework is flexible and efficient for Chinese word segmentation (CWS). Recently, many character-based neural models have been applied to CWS. While they obtain good performance, they have two obvious…

Computation and Language · Computer Science 2017-11-15 Chunqi Wang , Bo Xu

This paper studies the problem of detecting and segmenting acute intracranial hemorrhage on head computed tomography (CT) scans. We propose to solve both tasks as a semantic segmentation problem using a patch-based fully convolutional…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Weicheng Kuo , Christian Häne , Esther Yuh , Pratik Mukherjee , Jitendra Malik

As a basic task in computer vision, semantic segmentation can provide fundamental information for object detection and instance segmentation to help the artificial intelligence better understand real world. Since the proposal of fully…

Computer Vision and Pattern Recognition · Computer Science 2018-02-14 Jiachi Zhang , Xiaolei Shen , Tianqi Zhuo , Hong Zhou

Most existing machine translation systems operate at the level of words, relying on explicit segmentation to extract tokens. We introduce a neural machine translation (NMT) model that maps a source character sequence to a target character…

Computation and Language · Computer Science 2017-06-14 Jason Lee , Kyunghyun Cho , Thomas Hofmann

Many natural language processing (NLP) tasks can be generalized into segmentation problem. In this paper, we combine semi-CRF with neural network to solve NLP segmentation tasks. Our model represents a segment both by composing the input…

Computation and Language · Computer Science 2016-04-20 Yijia Liu , Wanxiang Che , Jiang Guo , Bing Qin , Ting Liu

In recent years, Fully Convolutional Networks (FCN) has been widely used in various semantic segmentation tasks, including multi-modal remote sensing imagery. How to fuse multi-modal data to improve the segmentation performance has always…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Shihao Sun , Lei Yang , Wenjie Liu , Ruirui Li

Chinese word segmentation is necessary to provide word-level information for Chinese named entity recognition (NER) systems. However, segmentation error propagation is a challenge for Chinese NER while processing colloquial data like social…

Computation and Language · Computer Science 2020-06-16 Shengbin Jia , Ling Ding , Xiaojun Chen , Shijia E , Yang Xiang

Segmenting semantic objects from images and parsing them into their respective semantic parts are fundamental steps towards detailed object understanding in computer vision. In this paper, we propose a joint solution that tackles semantic…

Computer Vision and Pattern Recognition · Computer Science 2015-05-05 Peng Wang , Xiaohui Shen , Zhe Lin , Scott Cohen , Brian Price , Alan Yuille

Conventional optical character recognition (OCR) techniques segmented each character and then recognized. This made them prone to error in character segmentation, and devoid of context to exploit language models. Advances in sequence to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Shashank Vempati , Nishit Anand , Gaurav Talebailkar , Arpan Garai , Chetan Arora

Chinese word segmentation has entered the deep learning era which greatly reduces the hassle of feature engineering. Recently, some researchers attempted to treat it as character-level translation, which further simplified model designing,…

Computation and Language · Computer Science 2022-10-12 Pinzhen Chen , Kenneth Heafield

Text line segmentation is one of the pre-stages of modern optical character recognition systems. The algorithmic approach proposed by this paper has been designed for this exact purpose. Its main characteristic is the combination of two…

Computer Vision and Pattern Recognition · Computer Science 2023-06-22 Pit Schneider

Most recent semantic segmentation methods adopt a fully-convolutional network (FCN) with an encoder-decoder architecture. The encoder progressively reduces the spatial resolution and learns more abstract/semantic visual concepts with larger…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Sixiao Zheng , Jiachen Lu , Hengshuang Zhao , Xiatian Zhu , Zekun Luo , Yabiao Wang , Yanwei Fu , Jianfeng Feng , Tao Xiang , Philip H. S. Torr , Li Zhang

Semantic and instance segmentation algorithms are two general yet distinct image segmentation solutions powered by Convolution Neural Network. While semantic segmentation benefits extensively from the end-to-end training strategy, instance…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Jianfeng Cao , Hong Yan

Deep learning has successfully been leveraged for medical image segmentation. It employs convolutional neural networks (CNN) to learn distinctive image features from a defined pixel-wise objective function. However, this approach can lead…

Image and Video Processing · Electrical Eng. & Systems 2021-03-05 Kibrom Berihu Girum , Gilles Créhange , Alain Lalande

Semantic segmentation plays a vital role in computer vision tasks, enabling precise pixel-level understanding of images. In this paper, we present a comprehensive library for semantic segmentation, which contains implementations of popular…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Divam Gupta