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Kernel methods represent one of the most powerful tools in machine learning to tackle problems expressed in terms of function values and derivatives due to their capability to represent and model complex relations. While these methods show…

统计理论 · 数学 2015-11-06 Bharath K. Sriperumbudur , Zoltan Szabo

Irrespective of the fact that Machine learning has produced groundbreaking results, it demands an enormous amount of data in order to perform so. Even though data production has been in its all-time high, almost all the data is unlabelled,…

计算机视觉与模式识别 · 计算机科学 2019-10-09 Rahul-Vigneswaran K , Sachin-Kumar S , Neethu Mohan , Soman KP

High-resolution remote sensing imagery increasingly contains dense clusters of tiny objects, the detection of which is extremely challenging due to severe mutual occlusion and limited pixel footprints. Existing detection methods typically…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Zhicheng Zhao , Xuanang Fan , Lingma Sun , Chenglong Li , Jin Tang

Dataset distillation compresses large datasets into smaller synthetic coresets which retain performance with the aim of reducing the storage and computational burden of processing the entire dataset. Today's best-performing algorithm,…

机器学习 · 计算机科学 2022-10-24 Noel Loo , Ramin Hasani , Alexander Amini , Daniela Rus

Decentralized federated learning (DFL) is a collaborative machine learning framework for training a model across participants without a central server or raw data exchange. DFL faces challenges due to statistical heterogeneity, as…

机器学习 · 计算机科学 2025-06-16 Gabriel Thompson , Kai Yue , Chau-Wai Wong , Huaiyu Dai

Spatial convolution is fundamental in constructing deep Convolutional Neural Networks (CNNs) for visual recognition. While dynamic convolution enhances model accuracy by adaptively combining static kernels, it incurs significant…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Tianyu Zhang , Fan Wan , Haoran Duan , Kevin W. Tong , Jingjing Deng , Yang Long

Image classification remains a fundamental yet challenging task in computer vision, particularly when fine-grained feature extraction and background noise suppression are required simultaneously. Conventional convolutional neural networks,…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Wentao Jiang , Yuanchan Xu , Heng Yuan

We present an efficient speech separation neural network, ARFDCN, which combines dilated convolutions, multi-scale fusion (MSF), and channel attention to overcome the limited receptive field of convolution-based networks and the high…

音频与语音处理 · 电气工程与系统科学 2023-06-12 Junyu Wang

In this paper, we introduce a novel network, called discriminative feature network (DFNet), to address the unsupervised video object segmentation task. To capture the inherent correlation among video frames, we learn discriminative features…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Mingmin Zhen , Shiwei Li , Lei Zhou , Jiaxiang Shang , Haoan Feng , Tian Fang , Long Quan

Recent improvements in convolutional neural network (CNN)-based single image super-resolution (SISR) methods rely heavily on fabricating network architectures, rather than finding a suitable training algorithm other than simply minimizing…

图像与视频处理 · 电气工程与系统科学 2021-11-23 SeongUk Park , Nojun Kwak

Kernel methods provide a flexible and theoretically grounded approach to nonlinear and nonparametric learning. While memory and run-time requirements hinder their applicability to large datasets, many low-rank kernel approximations, such as…

机器学习 · 统计学 2024-04-15 Mateus P. Otto , Rafael Izbicki

In X-ray computed tomography (CT) imaging, the choice of reconstruction kernel is crucial as it significantly impacts the quality of clinical images. Different kernels influence spatial resolution, image noise, and contrast in various ways.…

图像与视频处理 · 电气工程与系统科学 2025-02-24 Hemant Kumar Aggarwal , Antony Jerald , Phaneendra K. Yalavarthy , Rajesh Langoju , Bipul Das

General detectors follow the pipeline that feature maps extracted from ConvNets are shared between classification and regression tasks. However, there exists obvious conflicting requirements in multi-orientation object detection that…

计算机视觉与模式识别 · 计算机科学 2019-03-28 Zhixin Zhang , Xudong Chen , Jie Liu , Kaibo Zhou

Knowledge distillation is an effective method for model compression. However, it is still a challenging topic to apply knowledge distillation to detection tasks. There are two key points resulting in poor distillation performance for…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Zhenliang Ni , Fukui Yang , Shengzhao Wen , Gang Zhang

Discriminative Correlation Filter (DCF) based methods have shown competitive performance on tracking benchmarks in recent years. Generally, DCF based trackers learn a rigid appearance model of the target. However, this reliance on a single…

计算机视觉与模式识别 · 计算机科学 2017-06-12 Joakim Johnander , Martin Danelljan , Fahad Shahbaz Khan , Michael Felsberg

Addressing uncertainty in Deep Learning (DL) is essential, as it enables the development of models that can make reliable predictions and informed decisions in complex, real-world environments where data may be incomplete or ambiguous. This…

计算机视觉与模式识别 · 计算机科学 2024-05-31 Ayyub Alzahem , Wadii Boulila , Maha Driss , Anis Koubaa

Diffeomorphic deformable image registration is one of the crucial tasks in medical image analysis, which aims to find a unique transformation while preserving the topology and invertibility of the transformation. Deep convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-02-09 Ameneh Sheikhjafari , Michelle Noga , Kumaradevan Punithakumar , Nilanjan Ray

With diverse presentation forgery methods emerging continually, detecting the authenticity of images has drawn growing attention. Although existing methods have achieved impressive accuracy in training dataset detection, they still perform…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Yingxin Lai , Guoqing Yang Yifan He , Zhiming Luo , Shaozi Li

To leverage deep learning for image aesthetics assessment, one critical but unsolved issue is how to seamlessly incorporate the information of image aspect ratios to learn more robust models. In this paper, an adaptive fractional dilated…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Qiuyu Chen , Wei Zhang , Ning Zhou , Peng Lei , Yi Xu , Yu Zheng , Jianping Fan

Convolutional Neural Networks (CNNs) have drawn researchers' attention to identifying cattle using muzzle images. However, CNNs often fail to capture long-range dependencies within the complex patterns of the muzzle. The transformers handle…

计算机视觉与模式识别 · 计算机科学 2025-01-10 Rabin Dulal , Lihong Zheng , Muhammad Ashad Kabir