English
Related papers

Related papers: Fourier Series Coder: A Novel Perspective on Angle…

200 papers

Computed Tomography (CT) based precise prostate segmentation for treatment planning is challenging due to (1) the unclear boundary of the prostate derived from CT's poor soft tissue contrast and (2) the limitation of convolutional neural…

Image and Video Processing · Electrical Eng. & Systems 2023-07-20 Chengyin Li , Yao Qiang , Rafi Ibn Sultan , Hassan Bagher-Ebadian , Prashant Khanduri , Indrin J. Chetty , Dongxiao Zhu

The fully convolutional network (FCN) has dominated salient object detection for a long period. However, the locality of CNN requires the model deep enough to have a global receptive field and such a deep model always leads to the loss of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Sucheng Ren , Qiang Wen , Nanxuan Zhao , Guoqiang Han , Shengfeng He

In this paper, we present a new fault diagnosis (FD) -based approach for detection of imagery changes that can detect significant changes as inconsistencies between different sub-modules (e.g., self-localizaiton) of visual SLAM. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2019-09-23 Sugimoto Takuma , Yamaguchi Kousuke , Tanaka Kanji

To make practical quantum algorithms work, large-scale quantum processors protected by error-correcting codes are required to resist noise and ensure reliable computational outcomes. However, a major challenge arises from defects in…

For LDPC codes operating over additive white Gaussian noise channels and decoded using message-passing decoders with limited precision, absorbing sets have been shown to be a key factor in error floor behavior. Focusing on this scenario,…

Information Theory · Computer Science 2012-12-07 Jiadong Wang , Lara Dolecek , Richard Wesel

While previous studies have demonstrated successful 3D object shape completion with a sufficient number of points, they often fail in scenarios when a few points, e.g. tens of points, are observed. Surprisingly, via entropy analysis, we…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Xianzu Wu , Xianfeng Wu , Tianyu Luan , Yajing Bai , Zhongyuan Lai , Junsong Yuan

Existing state-of-the-art salient object detection networks rely on aggregating multi-level features of pre-trained convolutional neural networks (CNNs). Compared to high-level features, low-level features contribute less to performance but…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Zhe Wu , Li Su , Qingming Huang

We present a computationally efficient algorithm for stable numerical differentiation from noisy, uniformly-sampled data on a bounded interval. The method combines multi-interval Fourier extension approximations with an adaptive domain…

Numerical Analysis · Mathematics 2025-08-29 Zhenyu Zhao , Yanfei Wang , Xinran Liu

In recent years, Discriminative Correlation Filter (DCF) based methods have significantly advanced the state-of-the-art in tracking. However, in the pursuit of ever increasing tracking performance, their characteristic speed and real-time…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Martin Danelljan , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

Camouflaged object detection (COD), segmenting objects that are elegantly blended into their surroundings, is a valuable yet challenging task. Existing deep-learning methods often fall into the difficulty of accurately identifying the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Yujia Sun , Shuo Wang , Chenglizhao Chen , Tian-Zhu Xiang

The majority of current salient object detection (SOD) models are focused on designing a series of decoders based on fully convolutional networks (FCNs) or Transformer architectures and integrating them in a skillful manner. These models…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Ailing Pan , Chao Dai , Chen Pan , Dongping Zhang , Yunchao Xu

Twenty years ago the anti-reflective numerical boundary conditions (BCs) were introduced in a context of signal processing and imaging, for increasing the quality of the reconstruction of a blurred signal/image contaminated by noise and for…

Numerical Analysis · Mathematics 2024-05-31 Ercília Sousa , Cristina Tablino-Possio , Rolf Krause , Stefano Serra-Capizzano

The strongly correlated systems we use to realise quantum error-correcting codes may give rise to high-weight, problematic errors. Encouragingly, we can expect local quantum error-correcting codes with no string-like logical operators $-$…

Quantum Physics · Physics 2021-07-14 Georgia M. Nixon , Benjamin J. Brown

In this paper we propose a new design criterion and a new class of unitary signal constellations for differential space-time modulation for multiple-antenna systems over Rayleigh flat-fading channels with unknown fading coefficients.…

Information Theory · Computer Science 2008-05-12 Xinjia Chen , Kemin Zhou , Jorge Aravena

Correlation filters take advantage of specific properties in the Fourier domain allowing them to be estimated efficiently: O(NDlogD) in the frequency domain, versus O(D^3 + ND^2) spatially where D is signal length, and N is the number of…

Computer Vision and Pattern Recognition · Computer Science 2014-04-01 Hamed Kiani Galoogahi , Terence Sim , Simon Lucey

Geospatial object detection of remote sensing imagery has been attracting an increasing interest in recent years, due to the rapid development in spaceborne imaging. Most of previously proposed object detectors are very sensitive to object…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Xin Wu , Danfeng Hong , Jocelyn Chanussot , Yang Xu , Ran Tao , Yue Wang

Small and cluttered objects are common in real-world which are challenging for detection. The difficulty is further pronounced when the objects are rotated, as traditional detectors often routinely locate the objects in horizontal bounding…

Computer Vision and Pattern Recognition · Computer Science 2022-04-29 Xue Yang , Junchi Yan , Wenlong Liao , Xiaokang Yang , Jin Tang , Tao He

Most popular hand-crafted key-point detectors such as Harris corner, SIFT, SURF aim to detect corners, blobs, junctions or other human defined structures in images. Though being robust with some geometric transformations, unintended…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Thanh Hong-Phuoc , Ling Guan

Semantic segmentation plays a crucial role in enabling comprehensive scene understanding for robotic systems. However, generating annotations is challenging, requiring labels for every pixel in an image. In scenarios like autonomous…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Mostafa ElAraby , Ali Harakeh , Liam Paull

Accurate trajectory prediction is vital for safe autonomous driving, yet existing approaches struggle to balance modeling power and computational efficiency. Attention-based architectures incur quadratic complexity with increasing agents,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Yizhou Huang , Gengze Jiang , Yihua Cheng , Kezhi Wang