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Image retargeting aims at altering an image size while preserving important content and minimizing noticeable distortions. However, previous image retargeting methods create outputs that suffer from artifacts and distortions. Besides, most…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Mohammad Reza Naderi , Mohammad Hossein Givkashi , Nader Karimi , Shahram Shirani , Shadrokh Samavi

A reliable sense-and-avoid system is critical to enabling safe autonomous operation of unmanned aircraft. Existing sense-and-avoid methods often require specialized sensors that are too large or power intensive for use on small unmanned…

计算机视觉与模式识别 · 计算机科学 2021-11-04 John Mern , Kyle Julian , Rachael E. Tompa , Mykel J. Kochenderfer

Computer vision applications based on videos often require the detection of moving objects in their first step. Background subtraction is then applied in order to separate the background and the foreground. In literature, background…

计算机视觉与模式识别 · 计算机科学 2019-01-14 T. Bouwmans , B. Garcia-Garcia

In two-dimensional spectrographs, the optical distortions in the spatial and dispersion directions produce variations in the sub-pixel sampling of the background spectrum. Using knowledge of the camera distortions and the curvature of the…

天体物理学 · 物理学 2009-12-08 Daniel D. Kelson

This paper proposes a novel and physically interpretable method for face editing based on arbitrary text prompts. Different from previous GAN-inversion-based face editing methods that manipulate the latent space of GANs, or diffusion-based…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Yapeng Meng , Songru Yang , Xu Hu , Rui Zhao , Lincheng Li , Zhenwei Shi , Zhengxia Zou

We present a novel approach to background subtraction that is based on the local shape of small image regions. In our approach, an image region centered on a pixel is mod-eled using the local self-similarity descriptor. We aim at obtaining…

计算机视觉与模式识别 · 计算机科学 2012-05-18 Jean-Philippe Jodoin , Guillaume-Alexandre Bilodeau , Nicolas Saunier

Unwanted camera occlusions, such as debris, dust, rain-drops, and snow, can severely degrade the performance of computer-vision systems. Dynamic occlusions are particularly challenging because of the continuously changing pattern. Existing…

计算机视觉与模式识别 · 计算机科学 2023-08-02 Rong Zou , Manasi Muglikar , Nico Messikommer , Davide Scaramuzza

This paper presents a hand shape classification approach employing multiscale template matching. The integration of background subtraction is utilized to derive a binary image of the hand object, enabling the extraction of key features such…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Ketan Suhaas Saichandran

Line detection is widely used in many robotic tasks such as scene recognition, 3D reconstruction, and simultaneous localization and mapping (SLAM). Compared to points, lines can provide both low-level and high-level geometrical information…

机器人学 · 计算机科学 2025-08-12 Xiao Lin , Chen Wang

Accurate and fast extraction of foreground object is a key prerequisite for a wide range of computer vision applications such as object tracking and recognition. Thus, enormous background subtraction methods for foreground object detection…

计算机视觉与模式识别 · 计算机科学 2019-05-01 Dongdong Zeng , Ming Zhu , Arjan Kuijper

The study evaluates three background subtraction techniques. The techniques ranges from very basic algorithm to state of the art published techniques categorized based on speed, memory requirements and accuracy. Such a review can…

计算机视觉与模式识别 · 计算机科学 2014-05-09 Deepjoy Das , Dr. Sarat Saharia

Aerial cinematography is revolutionizing industries that require live and dynamic camera viewpoints such as entertainment, sports, and security. However, safely piloting a drone while filming a moving target in the presence of obstacles is…

Background subtraction is a significant task in computer vision and an essential step for many real world applications. One of the challenges for background subtraction methods is dynamic background, which constitute stochastic movements in…

图像与视频处理 · 电气工程与系统科学 2022-02-14 Fateme Bahri , Nilanjan Ray

For many tracking and surveillance applications, background subtraction provides an effective means of segmenting objects moving in front of a static background. Researchers have traditionally used combinations of morphological operations…

计算机视觉与模式识别 · 计算机科学 2014-11-17 Nicholas R. Howe , Alexandra Deschamps

In this paper, we proposed a method for reconstructing the 3D model based on continuous sensory input. The robot can draw on extremely large data from the real world using various sensors. However, the sensory inputs are usually too noisy…

计算机视觉与模式识别 · 计算机科学 2019-04-16 Soonam Lee , Daekeun Kim

Identifying moving objects in a video sequence, which is produced by a static camera, is a fundamental and critical task in many computer-vision applications. A common approach performs background subtraction, which identifies moving…

计算机视觉与模式识别 · 计算机科学 2013-05-02 Dina Dushnik , Alon Schclar , Amir Averbuch

2D Gaussian splatting provides an efficient explicit representation for image reconstruction, but existing methods still require costly per-image iterative optimization or rely on handcrafted priors for primitive allocation. We present AIR,…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Zhaojie Zeng , Yuesong Wang , Yawei Luo , Tao Guan

Airwriting Recognition is the problem of identifying letters written in free space with finger movement. It is essentially a specialized case of gesture recognition, wherein the vocabulary of gestures corresponds to letters as in a…

人机交互 · 计算机科学 2022-11-02 Ayush Tripathi , Arnab Kumar Mondal , Lalan Kumar , Prathosh A. P

We introduce context-aware translation, a novel method that combines the benefits of inpainting and image-to-image translation, respecting simultaneously the original input and contextual relevance -- where existing methods fall short. By…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Joao Liborio Cardoso , Francesco Banterle , Paolo Cignoni , Michael Wimmer

Object detection in aerial images is an important task in environmental, economic, and infrastructure-related tasks. One of the most prominent applications is the detection of vehicles, for which deep learning approaches are increasingly…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Immanuel Weber , Jens Bongartz , Ribana Roscher