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Deep convolutional neural networks (CNN) have shown their promise as a universal representation for recognition. However, global CNN activations lack geometric invariance, which limits their robustness for classification and matching of…

计算机视觉与模式识别 · 计算机科学 2014-09-10 Yunchao Gong , Liwei Wang , Ruiqi Guo , Svetlana Lazebnik

Convolutional neural networks (CNNs) are increasingly being used in critical systems, where robustness and alignment are crucial. In this context, the field of explainable artificial intelligence has proposed the generation of high-level…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Andres Felipe Posada-Moreno , Nikita Surya , Sebastian Trimpe

A number of recent studies have shown that a Deep Convolutional Neural Network (DCNN) pretrained on a large dataset can be adopted as a universal image description which leads to astounding performance in many visual classification tasks.…

计算机视觉与模式识别 · 计算机科学 2014-12-01 Lingqiao Liu , Chunhua Shen , Anton van den Hengel

Local feature provides compact and invariant image representation for various visual tasks. Current deep learning-based local feature algorithms always utilize convolution neural network (CNN) architecture with limited receptive field.…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Jinyu Miao , Haosong Yue , Zhong Liu , Xingming Wu , Zaojun Fang , Guilin Yang

Deep encoder-decoder based CNNs have advanced image inpainting methods for hole filling. While existing methods recover structures and textures step-by-step in the hole regions, they typically use two encoder-decoders for separate recovery.…

计算机视觉与模式识别 · 计算机科学 2020-07-15 Hongyu Liu , Bin Jiang , Yibing Song , Wei Huang , Chao Yang

Word spotting has become a field of strong research interest in document image analysis over the last years. Recently, AttributeSVMs were proposed which predict a binary attribute representation. At their time, this influential method…

计算机视觉与模式识别 · 计算机科学 2017-12-21 Sebastian Sudholt , Gernot Fink

The convolutional neural network (CNN) features can give a good description of image content, which usually represent images with unique global vectors. Although they are compact compared to local descriptors, they still cannot efficiently…

计算机视觉与模式识别 · 计算机科学 2018-02-02 Ruoyu Liu , Yao Zhao , Shikui Wei , Yi Yang

In this work, we present novel temporal encoding methods for action and activity classification by extending the unsupervised rank pooling temporal encoding method in two ways. First, we present "discriminative rank pooling" in which the…

计算机视觉与模式识别 · 计算机科学 2017-05-31 Basura Fernando , Stephen Gould

This paper presents an unsupervised approach for writer retrieval based on clustering SIFT descriptors detected at keypoint locations resulting in pseudo-cluster labels. With those cluster labels, a residual network followed by our proposed…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Marco Peer , Florian Kleber , Robert Sablatnig

Deep neural networks have been widely used in text classification. However, it is hard to interpret the neural models due to the complicate mechanisms. In this work, we study the interpretability of a variant of the typical text…

计算与语言 · 计算机科学 2019-10-25 Hao Cheng , Xiaoqing Yang , Zang Li , Yanghua Xiao , Yucheng Lin

State-of-the-art Deep Learning systems for speaker verification are commonly based on speaker embedding extractors. These architectures are usually composed of a feature extractor front-end together with a pooling layer to encode…

音频与语音处理 · 电气工程与系统科学 2024-05-08 Federico Costa , Miquel India , Javier Hernando

Deep convolutional networks based methods have brought great breakthrough in images classification, which provides an end-to-end solution for handwritten Chinese character recognition(HCCR) problem through learning discriminative features…

计算机视觉与模式识别 · 计算机科学 2018-04-10 Zhiyuan Li , Nanjun Teng , Min Jin , Huaxiang Lu

In recent years, many publications showed that convolutional neural network based features can have a superior performance to engineered features. However, not much effort was taken so far to extract local features efficiently for a whole…

计算机视觉与模式识别 · 计算机科学 2018-05-09 Christian Bailer , Tewodros Habtegebrial , Kiran varanasi , Didier Stricker

Bilinear pooling of Convolutional Neural Network (CNN) features [22, 23], and their compact variants [10], have been shown to be effective at fine-grained recognition, scene categorization, texture recognition, and visual question-answering…

计算机视觉与模式识别 · 计算机科学 2017-07-24 Tsung-Yu Lin , Subhransu Maji

In convolutional neural networks (CNNs), padding plays a pivotal role in preserving spatial dimensions throughout the layers. Traditional padding techniques do not explicitly distinguish between the actual image content and the padded…

计算机视觉与模式识别 · 计算机科学 2023-11-20 Juho Kim

Deep Convolutional Neural Networks (CNN) have shown great success in supervised classification tasks such as character classification or dating. Deep learning methods typically need a lot of annotated training data, which is not available…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Vincent Christlein , Martin Gropp , Stefan Fiel , Andreas Maier

Different layers in CNNs provide not only different levels of abstraction for describing the objects in the input but also encode various implicit information about them. The activation patterns of different features contain valuable…

计算机视觉与模式识别 · 计算机科学 2020-10-06 Kourosh Meshgi , Maryam Sadat Mirzaei , Shigeyuki Oba

In today's world, image processing plays a crucial role across various fields, from scientific research to industrial applications. But one particularly exciting application is image captioning. The potential impact of effective image…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Md Alif Rahman Ridoy , M Mahmud Hasan , Shovon Bhowmick

Understanding how cities visually differ from each others is interesting for planners, residents, and historians. We investigate the interpretation of deep features learned by convolutional neural networks (CNNs) for city recognition. Given…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Xiangwei Shi , Seyran Khademi , Jan van Gemert

We investigate the problem of representing an entire video using CNN features for human action recognition. Currently, limited by GPU memory, we have not been able to feed a whole video into CNN/RNNs for end-to-end learning. A common…

计算机视觉与模式识别 · 计算机科学 2017-01-31 Zhenzhong Lan , Yi Zhu , Alexander G. Hauptmann