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相关论文: SARA: Scene-Aware Reconstruction Accelerator

200 篇论文

Synthetic aperture radar (SAR) image change detection is a critical yet challenging task in the field of remote sensing image analysis. The task is non-trivial due to the following challenges: Firstly, intrinsic speckle noise of SAR images…

图像与视频处理 · 电气工程与系统科学 2021-10-19 Yunhao Gao , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

We present Self-Adaptive Robust Attention for Robotics Transformers (SARA-RT): a new paradigm for addressing the emerging challenge of scaling up Robotics Transformers (RT) for on-robot deployment. SARA-RT relies on the new method of…

Foundational feed-forward visual geometry models enable accurate and efficient camera pose estimation and scene reconstruction by learning strong scene priors from massive RGB datasets. However, their effectiveness drops when applied to…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Vsevolod Skorokhodov , Chenghao Xu , Shuo Sun , Olga Fink , Malcolm Mielle

Preference-based Reinforcement Learning (PbRL) entails a variety of approaches for aligning models with human intent to alleviate the burden of reward engineering. However, most previous PbRL work has not investigated the robustness to…

机器学习 · 计算机科学 2025-06-17 Sara Rajaram , R. James Cotton , Fabian H. Sinz

We study synthetic aperture radar (SAR) imaging and motion estimation of complex scenes consisting of stationary and moving targets. We use the classic SAR setup with a single antenna emitting signals and receiving the echoes from the…

数值分析 · 数学 2015-06-11 Liliana Borcea , Thomas Callaghan , George Papanicolaou

Reference-based image super-resolution (RefSR) has shown promising success in recovering high-frequency details by utilizing an external reference image (Ref). In this task, texture details are transferred from the Ref image to the…

计算机视觉与模式识别 · 计算机科学 2021-06-07 Liying Lu , Wenbo Li , Xin Tao , Jiangbo Lu , Jiaya Jia

Change detection is an important synthetic aperture radar (SAR) application, usually used to detect changes on the ground scene measurements in different moments in time. Traditionally, change detection algorithm (CDA) is mainly designed…

图像与视频处理 · 电气工程与系统科学 2022-06-07 B. G. Palm , D. I. Alves , V. T. Vu , M. I. Pettersson , F. M. Bayer , R. J. Cintra , R. Machado , P. Dammert , H. Hellsten

Multi-View Stereo plays a pivotal role in civil engineering by facilitating 3D modeling, precise engineering surveying, quantitative analysis, as well as monitoring and maintenance. It serves as a valuable tool, offering high-precision and…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Hongxin Peng , Yongjian Liao , Weijun Li , Chuanyu Fu , Guoxin Zhang , Ziquan Ding , Zijie Huang , Qiku Cao , Shuting Cai

Retrieval-augmented generation (RAG) extends large language models (LLMs) with external knowledge, but it must balance limited effective context, redundant retrieved evidence, and the loss of fine-grained facts under aggressive compression.…

计算与语言 · 计算机科学 2026-04-24 Yiqiao Jin , Rachneet Kaur , Zhen Zeng , Sumitra Ganesh , Srijan Kumar

Referring image segmentation aims to produce a pixel-level mask for the image region described by a natural-language expression. Although pretrained vision-language models have improved semantic grounding, many existing methods still rely…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Alaa Dalaq , Muzammil Behzad

Remote Sensing Visual Question Answering (RSVQA) is a task that extracts information from satellite images to answer questions in natural language, aiding image interpretation. While several methods exist for optical images with varying…

计算机视觉与模式识别 · 计算机科学 2025-08-11 Lucrezia Tosato , Flora Weissgerber , Laurent Wendling , Sylvain Lobry

We consider the problem of synthetic aperture radar (SAR) imaging and motion estimation of complex scenes. By complex we mean scenes with multiple targets, stationary and in motion. We use the usual setup with one moving antenna emitting…

信息论 · 计算机科学 2015-03-20 Liliana Borcea , Thomas Callaghan , George Papanicolaou

Deep learning-based website fingerprinting has emerged as an effective technique for inferring the websites users visit. Although existing methods achieve strong performance on closed-world datasets, they often fail to generalize to…

机器学习 · 计算机科学 2026-05-13 Youquan Xian , Xueying Zeng , Lingjia Meng , Lei Cui , Runhan Song , Wei Wang , Zhengquan Ding , Peng Liu , Zhiyu Hao

Sharpness-Aware Minimization (SAM) improves model generalization but doubles the computational cost of Stochastic Gradient Descent (SGD) by requiring twice the gradient calculations per optimization step. To mitigate this, we propose…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Jiaxin Deng , Junbiao Pang

We propose a new ensemble prediction method, Random Subset Averaging (RSA), tailored for settings with many covariates, particularly in the presence of strong correlations. RSA constructs candidate models via binomial random subset strategy…

统计方法学 · 统计学 2025-12-30 Wenhao Cui , Jie Hu

Symmetric objects are common in daily life and industry, yet their inherent orientation ambiguities that impede the training of deep learning networks for pose estimation are rarely discussed in the literature. To cope with these…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Andreas Kriegler , Csaba Beleznai , Margrit Gelautz

Data acquisition in array signal processing (ASP) is costly because achieving high angular and range resolutions necessitates large antenna apertures and wide frequency bandwidths, respectively. The data requirements for ASP problems grow…

信号处理 · 电气工程与系统科学 2024-12-10 Daqian Bao , Alex Saad-Falcon , Justin Romberg

Understanding material surfaces from sparse visual cues is critical for applications in robotics, simulation, and material perception. However, most existing methods rely on dense or full-scene observations, limiting their effectiveness in…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Sindhuja Penchala , Gavin Money , Gabriel Marques , Samuel Wood , Jessica Kirschman , Travis Atkison , Shahram Rahimi , Noorbakhsh Amiri Golilarz

Current SSM-based light field super-resolution (LFSR) methods often fail to fully leverage the complementarity among various LF representations, leading to the loss of fine textures and geometric misalignments across views. To address these…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Zeqiang Wei , Kai Jin , Kuan Song , Xiuzhuang Zhou , Wenlong Chen , Min Xu

This paper studies the problem of Simultaneous Sparse Approximation (SSA). This problem arises in many applications which work with multiple signals maintaining some degree of dependency such as radar and sensor networks. In this paper, we…

信息论 · 计算机科学 2023-04-04 Sahar Sadrizadeh , Shahrzad Kiani , Mahdi Boloursaz , Farokh Marvasti