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Fine-grained and instance-level recognition methods are commonly trained and evaluated on specific domains, in a model per domain scenario. Such an approach, however, is impractical in real large-scale applications. In this work, we address…

Digital image watermarking is the process of embedding and extracting watermark covertly on a carrier image. Incorporating deep learning networks with image watermarking has attracted increasing attention during recent years. However,…

多媒体 · 计算机科学 2020-07-07 Xin Zhong , Frank Y. Shih

In this paper we address issues with image retrieval benchmarking on standard and popular Oxford 5k and Paris 6k datasets. In particular, annotation errors, the size of the dataset, and the level of challenge are addressed: new annotation…

计算机视觉与模式识别 · 计算机科学 2018-04-02 Filip Radenović , Ahmet Iscen , Giorgos Tolias , Yannis Avrithis , Ondřej Chum

Landmark recognition and matching is a critical step in many Image Navigation and Registration (INR) models for geostationary satellite services, as well as to maintain the geometric quality assessment (GQA) in the instrument data…

计算机视觉与模式识别 · 计算机科学 2020-12-24 Adrián Pérez-Suay , Julia Amorós-López , Luis Gómez-Chova , Jordi Muñoz-Marí , Dieter Just , Gustau Camps-Valls

One-shot image classification aims to train image classifiers over the dataset with only one image per category. It is challenging for modern deep neural networks that typically require hundreds or thousands of images per class. In this…

计算机视觉与模式识别 · 计算机科学 2020-05-05 Wanqi Xue , Wei Wang

Digital image watermarking is the process of embedding and extracting a watermark covertly on a cover-image. To dynamically adapt image watermarking algorithms, deep learning-based image watermarking schemes have attracted increased…

多媒体 · 计算机科学 2020-07-07 Xin Zhong , Pei-Chi Huang , Spyridon Mastorakis , Frank Y. Shih

Digital camera pipelines employ color constancy methods to estimate an unknown scene illuminant, in order to re-illuminate images as if they were acquired under an achromatic light source. Fully-supervised learning approaches exhibit…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Steven McDonagh , Sarah Parisot , Fengwei Zhou , Xing Zhang , Ales Leonardis , Zhenguo Li , Gregory Slabaugh

In this paper, we address the problem of landmark-based visual place recognition. In the state-of-the-art method, accurate object proposal algorithms are first leveraged for generating a set of local regions containing particular landmarks…

机器人学 · 计算机科学 2018-08-24 Bo Yang , Jun Li , Xiaosu Xu , Hong Zhang

Instance-level image classification tasks have traditionally relied on single-instance labels to train models, e.g., few-shot learning and transfer learning. However, set-level coarse-grained labels that capture relationships among…

机器学习 · 计算机科学 2023-11-21 Renyu Zhang , Aly A. Khan , Yuxin Chen , Robert L. Grossman

The intellectual property (IP) of Deep neural networks (DNNs) can be easily ``stolen'' by surrogate model attack. There has been significant progress in solutions to protect the IP of DNN models in classification tasks. However, little…

密码学与安全 · 计算机科学 2021-08-06 Jie Zhang , Dongdong Chen , Jing Liao , Han Fang , Zehua Ma , Weiming Zhang , Gang Hua , Nenghai Yu

Digital watermarking is extensively used in ownership authentication and copyright protection. In this paper, we propose an efficient thresholding scheme to improve the watermark embedding procedure in an image. For the proposed algorithm,…

Learning from a few examples remains a key challenge in machine learning. Despite recent advances in important domains such as vision and language, the standard supervised deep learning paradigm does not offer a satisfactory solution for…

机器学习 · 计算机科学 2018-01-01 Oriol Vinyals , Charles Blundell , Timothy Lillicrap , Koray Kavukcuoglu , Daan Wierstra

We propose an end-to-end solution, from watermark feature generation to metric design, for effectively demoting watermarked images surfed by a real world image search engine. We use a few fundamental techniques to obtain effective watermark…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Ning Ma , Xin Zhao , Mark Bolin

Notwithstanding offering convenience and entertainment to society, Deepfake face swapping has caused critical privacy issues with the rapid development of deep generative models. Due to imperceptible artifacts in high-quality synthetic…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Tianyi Wang , Mengxiao Huang , Harry Cheng , Bin Ma , Yinglong Wang

With the advent of the screen-reading era, the confidential documents displayed on the screen can be easily captured by a camera without leaving any traces. Thus, this paper proposes a novel screen-shooting resilient watermarking scheme for…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Sulong Ge , Zhihua Xia , Yao Tong , Jian Weng , Jianan Liu

Sketch recognition algorithms are engineered and evaluated using publicly available datasets contributed by the sketch recognition community over the years. While existing datasets contain sketches of a limited set of generic objects, each…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Kemal Tugrul Yesilbek , T. Metin Sezgin

This paper presents an application of statistical machine learning to the field of watermarking. We propose a new attack model on additive spread-spectrum watermarking systems. The proposed attack is based on Bayesian statistics. We…

密码学与安全 · 计算机科学 2012-06-22 Ivo Shterev , David Dunson

Remote sensing image scene classification plays an important role in a wide range of applications and hence has been receiving remarkable attention. During the past years, significant efforts have been made to develop various datasets or…

计算机视觉与模式识别 · 计算机科学 2018-02-14 Gong Cheng , Junwei Han , Xiaoqiang Lu

Increasing production and exchange of multimedia content has increased the need for better protection of copyright by means of watermarking. Different methods have been proposed to satisfy the tradeoff between imperceptibility and…

多媒体 · 计算机科学 2017-09-12 Majid Mohrekesh , Shekoofeh Azizi , Shahram Shirani , Nader Karimi , Shadrokh Samavi

High-fidelity text-to-image diffusion models have revolutionized visual content generation, but their widespread use raises significant ethical concerns, including intellectual property protection and the misuse of synthetic media. To…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Yunzhuo Chen , Naveed Akhtar , Nur Al Hasan Haldar , Ajmal Mian