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Pedestrian detection methods have been significantly improved with the development of deep convolutional neural networks. Nevertheless, robustly detecting pedestrians with a large variant on sizes and with occlusions remains a challenging…

计算机视觉与模式识别 · 计算机科学 2020-05-20 Tianrui Liu , Jun-Jie Huang , Tianhong Dai , Guangyu Ren , Tania Stathaki

The purpose of feature extraction on convolutional neural networks is to reuse deep representations learnt for a pre-trained model to solve a new, potentially unrelated problem. However, raw feature extraction from all layers is unfeasible…

神经与进化计算 · 计算机科学 2019-11-11 Victor Gimenez-Abalos , Armand Vilalta , Dario Garcia-Gasulla , Jesus Labarta , Eduard Ayguadé

This paper presents a Convolutional Neural Network (CNN) based page segmentation method for handwritten historical document images. We consider page segmentation as a pixel labeling problem, i.e., each pixel is classified as one of the…

计算机视觉与模式识别 · 计算机科学 2017-04-10 Kai Chen , Mathias Seuret

Recently, fully convolutional neural networks (FCNs) have shown significant performance in image parsing, including scene parsing and object parsing. Different from generic object parsing tasks, hand parsing is more challenging due to small…

计算机视觉与模式识别 · 计算机科学 2019-05-27 Yang Lu , Xiaohui Liang , Frederick W. B. Li

This paper presents a new proposal of an efficient computational model of face recognition which uses cues from the distributed face recognition mechanism of the brain, and by gathering engineering equivalent of these cues from existing…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Pinaki Roy Chowdhury , Angad Wadhwa , Nikhil Tyagi

Robust face detection is one of the most important pre-processing steps to support facial expression analysis, facial landmarking, face recognition, pose estimation, building of 3D facial models, etc. Although this topic has been intensely…

计算机视觉与模式识别 · 计算机科学 2017-01-03 Yutong Zheng , Chenchen Zhu , Khoa Luu , Chandrasekhar Bhagavatula , T. Hoang Ngan Le , Marios Savvides

Recent researches introduced fast, compact and efficient convolutional neural networks (CNNs) for offline handwritten Chinese character recognition (HCCR). However, many of them did not address the problem of network interpretability. We…

计算机视觉与模式识别 · 计算机科学 2020-06-12 Pavlo Melnyk , Zhiqiang You , Keqin Li

Classification methods based on learning from examples have been widely applied to character recognition from the 1990s and have brought forth significant improvements of recognition accuracies. This class of methods includes statistical…

计算机视觉与模式识别 · 计算机科学 2010-07-01 Sandhya Arora , Debotosh Bhattacharjee , Mita Nasipuri , L. Malik , M. Kundu , D. K. Basu

Offline handwritten mathematical expression recognition is a challenging task, because handwritten mathematical expressions mainly have two problems in the process of recognition. On one hand, it is how to correctly recognize different…

计算机视觉与模式识别 · 计算机科学 2020-05-29 Guangcun Shan , Hongyu Wang , Wei Liang

Just like its remarkable achievements in many computer vision tasks, the convolutional neural networks (CNN) provide an end-to-end solution in handwritten Chinese character recognition (HCCR) with great success. However, the process of…

计算机视觉与模式识别 · 计算机科学 2018-11-16 Zhiyuan Li , Min Jin , Qi Wu , Huaxiang Lu

Recent progress has been made on developing a unified framework for joint text detection and recognition in natural images, but existing joint models were mostly built on two-stage framework by involving ROI pooling, which can degrade the…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Linjie Xing , Zhi Tian , Weilin Huang , Matthew R. Scott

Convolutional neural networks (CNNs) have demonstrated superior capability for extracting information from raw signals in computer vision. Recently, character-level and multi-channel CNNs have exhibited excellent performance for sentence…

计算与语言 · 计算机科学 2016-09-22 Sebastian Ruder , Parsa Ghaffari , John G. Breslin

Maximally stable extremal regions (MSER), which is a popular method to generate character proposals/candidates, has shown superior performance in scene text detection. However, the pixel-level operation limits its capability for handling…

计算机视觉与模式识别 · 计算机科学 2016-02-16 Shuye Zhang , Mude Lin , Tianshui Chen , Lianwen Jin , Liang Lin

The lack of interpretability of existing CNN-based hand detection methods makes it difficult to understand the rationale behind their predictions. In this paper, we propose a novel neural network model, which introduces interpretability…

计算机视觉与模式识别 · 计算机科学 2020-01-20 Dan Liu , Libo Zhang , Tiejian Luo , Lili Tao , Yanjun Wu

Recurrent Neural Networks (RNN) have recently achieved the best performance in off-line Handwriting Text Recognition. At the same time, learning RNN by gradient descent leads to slow convergence, and training times are particularly long…

机器学习 · 计算机科学 2013-12-09 Jérôme Louradour , Christopher Kermorvant

We present an algorithm for extracting key-point descriptors using deep convolutional neural networks (CNN). Unlike many existing deep CNNs, our model computes local features around a given point in an image. We also present a face…

计算机视觉与模式识别 · 计算机科学 2016-02-01 Amit Kumar , Rajeev Ranjan , Vishal Patel , Rama Chellappa

We propose a novel couple mappings method for low resolution face recognition using deep convolutional neural networks (DCNNs). The proposed architecture consists of two branches of DCNNs to map the high and low resolution face images into…

计算机视觉与模式识别 · 计算机科学 2017-06-21 Erfan Zangeneh , Mohammad Rahmati , Yalda Mohsenzadeh

Current face or object detection methods via convolutional neural network (such as OverFeat, R-CNN and DenseNet) explicitly extract multi-scale features based on an image pyramid. However, such a strategy increases the computational burden…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Guanjun Guo , Hanzi Wang , Yan Yan , Jin Zheng , Bo Li

Face multi-attribute prediction benefits substantially from multi-task learning (MTL), which learns multiple face attributes simultaneously to achieve shared or mutually related representations of different attributes. The most widely used…

计算机视觉与模式识别 · 计算机科学 2018-04-10 Mingxing Duan , Kenli Li , Qi Tian

To realize accurate texture classification, this article proposes a complex networks (CN)-based multi-feature fusion method to recognize texture images. Specifically, we propose two feature extractors to detect the global and local features…

图像与视频处理 · 电气工程与系统科学 2021-06-22 Zhengrui Huang