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In this work, we consider the problem of pedestrian detection in natural scenes. Intuitively, instances of pedestrians with different spatial scales may exhibit dramatically different features. Thus, large variance in instance scales, which…

计算机视觉与模式识别 · 计算机科学 2016-06-28 Jianan Li , Xiaodan Liang , ShengMei Shen , Tingfa Xu , Jiashi Feng , Shuicheng Yan

Object detection is one of the most active areas in computer vision, which has made significant improvement in recent years. Current state-of-the-art object detection methods mostly adhere to the framework of regions with convolutional…

计算机视觉与模式识别 · 计算机科学 2016-04-15 Wenqing Chu , Deng Cai

The analysis of a crime scene is a pivotal activity in forensic investigations. Crime Scene Investigators and forensic science practitioners rely on best practices, standard operating procedures, and critical thinking, to produce rigorous…

计算机视觉与模式识别 · 计算机科学 2024-09-30 Antonino Zappalà , Luca Guarnera , Vincenzo Rinaldi , Salvatore Livatino , Sebastiano Battiato

In this paper we present an OCR for Handwritten Devnagari Characters. Basic symbols are recognized by neural classifier. We have used four feature extraction techniques namely, intersection, shadow feature, chain code histogram and straight…

计算机视觉与模式识别 · 计算机科学 2010-07-01 Sandhya Arora , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu , Mahantapas Kundu

With technological advances leading to an increase in mechanisms for image tampering, fraud detection methods must continue to be upgraded to match their sophistication. One problem with current methods is that they require prior knowledge…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Robin Elizabeth Yancey

Object detection typically assumes that training and test data are drawn from an identical distribution, which, however, does not always hold in practice. Such a distribution mismatch will lead to a significant performance drop. In this…

计算机视觉与模式识别 · 计算机科学 2018-03-09 Yuhua Chen , Wen Li , Christos Sakaridis , Dengxin Dai , Luc Van Gool

Writer identification due to its widespread application in various fields has gained popularity over the years. In scenarios where optimum handwriting samples are available, whether they be in the form of a single line, a sentence, or an…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Vineet Kumar , Suresh Sundaram

This paper explores how graph neural networks (GNNs) can be used to enhance visual scene understanding and surgical skill assessment. By using GNNs to analyze the complex visual data of surgical procedures represented as graph structures,…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Shuja Khalid , Frank Rudzicz

Hand detection is essential for many hand related tasks, e.g. parsing hand pose, understanding gesture, which are extremely useful for robotics and human-computer interaction. However, hand detection in uncontrolled environments is…

计算机视觉与模式识别 · 计算机科学 2016-12-09 Xiaoming Deng , Ye Yuan , Yinda Zhang , Ping Tan , Liang Chang , Shuo Yang , Hongan Wang

Detection of a Fraud transaction on credit cards became one of the major problems for financial institutions, organizations and companies. As the global financial system is highly connected to non-cash transactions and online operations…

机器学习 · 计算机科学 2022-05-31 Dinara Rzayeva , Saber Malekzadeh

Text detection in scenes based on deep neural networks have shown promising results. Instead of using word bounding box regression, recent state-of-the-art methods have started focusing on character bounding box and pixel-level prediction.…

机器学习 · 计算机科学 2020-05-26 Mayank Kumar Singh , Sayan Banerjee , Shubhasis Chaudhuri

Few-shot object detection, which aims at detecting novel objects rapidly from extremely few annotated examples of previously unseen classes, has attracted significant research interest in the community. Most existing approaches employ the…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Limeng Qiao , Yuxuan Zhao , Zhiyuan Li , Xi Qiu , Jianan Wu , Chi Zhang

The encoder-decoder framework is state-of-the-art for offline semantic image segmentation. Since the rise in autonomous systems, real-time computation is increasingly desirable. In this paper, we introduce fast segmentation convolutional…

计算机视觉与模式识别 · 计算机科学 2019-02-13 Rudra P K Poudel , Stephan Liwicki , Roberto Cipolla

Verifying the identity of a person using handwritten signatures is challenging in the presence of skilled forgeries, where a forger has access to a person's signature and deliberately attempt to imitate it. In offline (static) signature…

计算机视觉与模式识别 · 计算机科学 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

Neural-symbolic computing has now become the subject of interest of both academic and industry research laboratories. Graph Neural Networks (GNN) have been widely used in relational and symbolic domains, with widespread application of GNNs…

人工智能 · 计算机科学 2021-06-15 Luis C. Lamb , Artur Garcez , Marco Gori , Marcelo Prates , Pedro Avelar , Moshe Vardi

Like other problems in computer vision, offline handwritten Chinese character recognition (HCCR) has achieved impressive results using convolutional neural network (CNN)-based methods. However, larger and deeper networks are needed to…

计算机视觉与模式识别 · 计算机科学 2017-02-28 Xuefeng Xiao , Lianwen Jin , Yafeng Yang , Weixin Yang , Jun Sun , Tianhai Chang

This paper presents a challenging computer vision task, namely the detection of generic components on a PCB, and a novel set of deep-learning methods that are able to jointly leverage the appearance of individual components and the…

计算机视觉与模式识别 · 计算机科学 2018-11-21 Chia-Wen Kuo , Jacob Ashmore , David Huggins , Zsolt Kira

Automated detection of contraband items in X-ray images can significantly increase public safety, by enhancing the productivity and alleviating the mental load of security officers in airports, subways, customs/post offices, etc. The large…

计算机视觉与模式识别 · 计算机科学 2024-01-25 Ioannis Mademlis , Georgios Batsis , Adamantia Anna Rebolledo Chrysochoou , Georgios Th. Papadopoulos

Line Chart Data Extraction is a natural extension of Optical Character Recognition where the objective is to recover the underlying numerical information a chart image represents. Some recent works such as ChartOCR approach this problem…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Shufan Li , Congxi Lu , Linkai Li , Haoshuai Zhou

Deepfake detection aims to contrast the spread of deep-generated media that undermines trust in online content. While existing methods focus on large and complex models, the need for real-time detection demands greater efficiency. With this…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Lanzino Romeo , Fontana Federico , Diko Anxhelo , Marini Marco Raoul , Cinque Luigi