English
Related papers

Related papers: Multi-Object Spectroscopy Field Configuration by S…

200 papers

Foundation models like ChatGPT and Sora that are trained on a huge scale of data have made a revolutionary social impact. However, it is extremely challenging for sensors in many different fields to collect similar scales of natural images…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Chenyang Lei , Liyi Chen , Jun Cen , Xiao Chen , Zhen Lei , Felix Heide , Qifeng Chen , Zhaoxiang Zhang

We propose a new modularity optimization method, Mod-CSA, based on stochastic global optimization algorithm, conformational space annealing (CSA). Our method outperforms simulated annealing in terms of both efficiency and accuracy, finding…

Computational Physics · Physics 2012-04-26 Juyong Lee , Steven P. Gross , Jooyoung Lee

Data-centric artificial intelligence (AI) has remarkably advanced medical imaging, with emerging methods using synthetic data to address data scarcity while introducing synthetic-to-real gaps. Unsupervised domain adaptation (UDA) shows…

Image and Video Processing · Electrical Eng. & Systems 2025-09-03 Linyu Fan , Che Wang , Ming Ye , Qizhi Yang , Zejun Wu , Xinghao Ding , Yue Huang , Jianfeng Bao , Shuhui Cai , Congbo Cai

We propose a novel recurrent attentional structure to localize and recognize objects jointly. The network can learn to extract a sequence of local observations with detailed appearance and rough context, instead of sliding windows or…

Computer Vision and Pattern Recognition · Computer Science 2017-12-20 Jie Lyu , Zejian Yuan , Dapeng Chen

We present a method for speckle holography that is optimised for crowded fields. Its two key features are an iterativ improvement of the instantaneous Point Spread Functions (PSFs) extracted from each speckle frame and the (optional)…

Instrumentation and Methods for Astrophysics · Physics 2015-05-30 R. Schoedel , S. Yelda , A. Ghez , J. H. V. Girard , L. Labadie , R. Rebolo , A. Perez-Garrido , M. R. Morris

Fourier light-field microscopy (FLFM) uses a micro-lens array (MLA) to segment the Fourier Plane of the microscopic objective lens to generate multiple two-dimensional perspective views, thereby reconstructing the three-dimensional(3D)…

Optics · Physics 2022-08-29 Haixin Huang , Haoyuan Qiu , Hanzhe Wu , Yihong Ji , Heng Li , Bin Yu , Danni Chen , Junle Qu

Conventional array designs based on circular fourth-order cumulant typically adopt a single expression form of the fourth-order difference co-array (FODCA), which limits the achievable degrees of freedom (DOFs) and neglects the impact of…

Signal Processing · Electrical Eng. & Systems 2025-08-28 Si Wang , Guoqiang Xiao

Large multi-object spectroscopic surveys require automated algorithms to optimise their observing strategy. One of the most ambitious upcoming spectroscopic surveys is the 4MOST survey. The 4MOST survey facility is a fibre-fed spectroscopic…

Fluorescence Correlation Spectroscopy (FCS) is a powerful single-molecule technique which allows for measuring motion (diffusion, flow), concentration, and molecular interaction kinetics of fluorescent molecules from picomolar to micromolar…

Many scientific areas are faced with the challenge of extracting information from large, complex, and highly structured data sets. A great deal of modern statistical work focuses on developing tools for handling such data. This paper…

Methodology · Statistics 2017-10-05 Hyun Bin Kang , Matthew Reimherr , Mark Shriver , Peter Claes

Recent methods for long-tailed instance segmentation still struggle on rare object classes with few training data. We propose a simple yet effective method, Feature Augmentation and Sampling Adaptation (FASA), that addresses the data…

Computer Vision and Pattern Recognition · Computer Science 2021-10-01 Yuhang Zang , Chen Huang , Chen Change Loy

While recent progress has significantly boosted few-shot classification (FSC) performance, few-shot object detection (FSOD) remains challenging for modern learning systems. Existing FSOD systems follow FSC approaches, ignoring critical…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Tung-I Chen , Yueh-Cheng Liu , Hung-Ting Su , Yu-Cheng Chang , Yu-Hsiang Lin , Jia-Fong Yeh , Wen-Chin Chen , Winston H. Hsu

We propose Few-Class Arena (FCA), as a unified benchmark with focus on testing efficient image classification models for few classes. A wide variety of benchmark datasets with many classes (80-1000) have been created to assist Computer…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Bryan Bo Cao , Lawrence O'Gorman , Michael Coss , Shubham Jain

Face Anti-spoofing (FAS) is a challenging problem due to complex serving scenarios and diverse face presentation attack patterns. Especially when captured images are low-resolution, blurry, and coming from different domains, the performance…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Xudong Chen , Shugong Xu , Qiaobin Ji , Shan Cao

The 21-cm global signal is obscured by very bright galactic and extra galactic foreground emissions. Typical single-spectrum fit (SSF) based methods for foreground/signal separation can result in biased estimates of the cosmological signal…

Cosmology and Nongalactic Astrophysics · Physics 2025-06-27 Yordan D. Ignatov , Jonathan R. Pritchard

Multispectral (MS) and panchromatic (PAN) images describe the same land surface, so these images not only have their own advantages, but also have a lot of similar information. In order to separate these similar information and their…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Wenping Ma , Boyou Xue , Mengru Ma , Chuang Chen , Hekai Zhang , Hao Zhu

We report on the limitations of sky subtraction accuracy for long duration fibre-optic multi-object spectroscopy of faint astronomical sources during long duration exposures. We show that while standard sky subtraction techniques yield…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Robert Sharp , Hannah Parkinson

In anomaly detection, identification of anomalies across diverse product categories is a complex task. This paper introduces a new model by including class discriminative properties obtained by a modified Regularized Discriminative…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Mehdi Rafiei , Alexandros Iosifidis

Over-the-air federated learning (OTA-FL) is an emerging technique to reduce the computation and communication overload at the PS caused by the orthogonal transmissions of the model updates in conventional federated learning (FL). This…

Information Theory · Computer Science 2023-05-29 Saba Asaad , Hina Tabassum , Chongjun Ouyang , Ping Wang

Visual analytics is a subdomain of data analysis which combines both human and machine analytical abilities and is applied mostly in decision-making and data mining tasks. Triclustering, based on Formal Concept Analysis (FCA), was developed…

Information Retrieval · Computer Science 2015-04-22 Yury Kashnitsky
‹ Prev 1 3 4 5 6 7 10 Next ›