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Image forgery is a topic that has been studied for many years. Before the breakthrough of deep learning, forged images were detected using handcrafted features that did not require training. These traditional methods failed to perform…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Eren Tahir , Mert Bal

In semi-supervised medical image segmentation, there exist empirical mismatch problems between labeled and unlabeled data distribution. The knowledge learned from the labeled data may be largely discarded if treating labeled and unlabeled…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Yunhao Bai , Duowen Chen , Qingli Li , Wei Shen , Yan Wang

Collecting large-scale datasets is crucial for training deep models, annotating the data, however, inevitably yields noisy labels, which poses challenges to deep learning algorithms. Previous efforts tend to mitigate this problem via…

计算机视觉与模式识别 · 计算机科学 2023-02-16 Yuanpeng Tu , Boshen Zhang , Yuxi Li , Liang Liu , Jian Li , Jiangning Zhang , Yabiao Wang , Chengjie Wang , Cai Rong Zhao

In multi-label classification, the main focus has been to develop ways of learning the underlying dependencies between labels, and to take advantage of this at classification time. Developing better feature-space representations has been…

机器学习 · 计算机科学 2015-02-23 Jesse Read , Fernando Perez-Cruz

For many computer vision problems, the deep neural networks are trained and validated based on the assumption that the input images are pristine (i.e., artifact-free). However, digital images are subject to a wide range of distortions in…

计算机视觉与模式识别 · 计算机科学 2017-08-15 Zhuo Chen , Weisi Lin , Shiqi Wang , Long Xu , Leida Li

We propose a novel sample selection method for image classification in the presence of noisy labels. Existing methods typically consider small-loss samples as correctly labeled. However, some correctly labeled samples are inherently…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Weiran Pan , Wei Wei , Feida Zhu , Yong Deng

Natural image matting is a fundamental and challenging computer vision task. It has many applications in image editing and composition. Recently, deep learning-based approaches have achieved great improvements in image matting. However,…

计算机视觉与模式识别 · 计算机科学 2022-04-21 Guowei Chen , Yi Liu , Jian Wang , Juncai Peng , Yuying Hao , Lutao Chu , Shiyu Tang , Zewu Wu , Zeyu Chen , Zhiliang Yu , Yuning Du , Qingqing Dang , Xiaoguang Hu , Dianhai Yu

Dataset bias is a well-known problem in the field of computer vision. The presence of implicit bias in any image collection hinders a model trained and validated on a particular dataset to yield similar accuracies when tested on other…

计算机视觉与模式识别 · 计算机科学 2019-07-15 Kirthi Shankar Sivamani

Deep learning based PET image reconstruction methods have achieved promising results recently. However, most of these methods follow a supervised learning paradigm, which rely heavily on the availability of high-quality training labels. In…

图像与视频处理 · 电气工程与系统科学 2023-03-13 Rui Hu , Yunmei Chen , Kyungsang Kim , Marcio Aloisio Bezerra Cavalcanti Rockenbach , Quanzheng Li , Huafeng Liu

Predicting all applicable labels for a given image is known as multi-label classification. Compared to the standard multi-class case (where each image has only one label), it is considerably more challenging to annotate training data for…

计算机视觉与模式识别 · 计算机科学 2021-10-25 Elijah Cole , Oisin Mac Aodha , Titouan Lorieul , Pietro Perona , Dan Morris , Nebojsa Jojic

Semi-supervised learning, i.e. jointly learning from labeled and unlabeled samples, is an active research topic due to its key role on relaxing human supervision. In the context of image classification, recent advances to learn from…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Eric Arazo , Diego Ortego , Paul Albert , Noel E. O'Connor , Kevin McGuinness

In this paper, we propose a feature affinity (FA) assisted knowledge distillation (KD) method to improve quantization-aware training of deep neural networks (DNN). The FA loss on intermediate feature maps of DNNs plays the role of teaching…

机器学习 · 计算机科学 2023-08-22 Zhijian Li , Biao Yang , Penghang Yin , Yingyong Qi , Jack Xin

The most recent efforts in video matting have focused on eliminating trimap dependency since trimap annotations are expensive and trimap-based methods are less adaptable for real-time applications. Despite the latest tripmap-free methods…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Chung-Ching Lin , Jiang Wang , Kun Luo , Kevin Lin , Linjie Li , Lijuan Wang , Zicheng Liu

Machine unlearning aims to remove information derived from forgotten data while preserving that of the remaining dataset in a well-trained model. With the increasing emphasis on data privacy, several approaches to machine unlearning have…

机器学习 · 计算机科学 2024-05-08 Shaofei Shen , Chenhao Zhang , Yawen Zhao , Alina Bialkowski , Weitong Tony Chen , Miao Xu

Label noise in real-world datasets encodes wrong correlation patterns and impairs the generalization of deep neural networks (DNNs). It is critical to find efficient ways to detect corrupted patterns. Current methods primarily focus on…

机器学习 · 计算机科学 2022-06-22 Zhaowei Zhu , Zihao Dong , Yang Liu

Hyperspectral imaging is a rich source of data, allowing for multitude of effective applications. However, such imaging remains challenging because of large data dimension and, typically, small pool of available training examples. While…

神经与进化计算 · 计算机科学 2020-10-23 Wojciech Masarczyk , Przemysław Głomb , Bartosz Grabowski , Mateusz Ostaszewski

Deep learning (DL) techniques are highly effective for defect detection from images. Training DL classification models, however, requires vast amounts of labeled data which is often expensive to collect. In many cases, not only the…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Adrian Shuai Li , Elisa Bertino , Rih-Teng Wu , Ting-Yan Wu

Learning deep neural networks that are generalizable across different domains remains a challenge due to the problem of domain shift. Unsupervised domain adaptation is a promising avenue which transfers knowledge from a source domain to a…

机器学习 · 计算机科学 2020-08-20 Qingjie Meng , Daniel Rueckert , Bernhard Kainz

In this paper, we aim to learn a mapping (or embedding) from images to a compact binary space in which Hamming distances correspond to a ranking measure for the image retrieval task. We make use of a triplet loss because this has been shown…

计算机视觉与模式识别 · 计算机科学 2016-08-02 Bohan Zhuang , Guosheng Lin , Chunhua Shen , Ian Reid

Deep-layered models trained on a large number of labeled samples boost the accuracy of many tasks. It is important to apply such models to different domains because collecting many labeled samples in various domains is expensive. In…

计算机视觉与模式识别 · 计算机科学 2017-05-16 Kuniaki Saito , Yoshitaka Ushiku , Tatsuya Harada