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Scene Text Recognition (STR) remains challenging due to real-world complexities, where decoupled visual-linguistic optimization in existing frameworks amplifies error propagation through cross-modal misalignment. Visual encoders exhibit…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Lixu Sun , Nurmemet Yolwas , Wushour Silamu

A unique challenge in predictive model building for omics data has been the small number of samples $(n)$ versus the large amount of features $(p)$. This "$n\ll p$" property brings difficulties for disease outcome classification using deep…

Machine Learning · Statistics 2019-05-27 Yunchuan Kong , Tianwei Yu

Current AI/ML methods for data-driven engineering use models that are mostly trained offline. Such models can be expensive to build in terms of communication and computing cost, and they rely on data that is collected over extended periods…

Machine Learning · Computer Science 2021-12-16 Xiaoxuan Wang , Rolf Stadler

Joint channel estimation and signal detection (JCESD) is crucial in orthogonal frequency division multiplexing (OFDM) systems, but traditional algorithms perform poorly in low signal-to-noise ratio (SNR) scenarios. Deep learning (DL)…

Signal Processing · Electrical Eng. & Systems 2024-06-24 Haocheng Ju , Haimiao Zhang , Lin Li , Xiao Li , Bin Dong

Real-time tool segmentation from endoscopic videos is an essential part of many computer-assisted robotic surgical systems and of critical importance in robotic surgical data science. We propose two novel deep learning architectures for…

Video Object Segmentation, and video processing in general, has been historically dominated by methods that rely on the temporal consistency and redundancy in consecutive video frames. When the temporal smoothness is suddenly broken, such…

Computer Vision and Pattern Recognition · Computer Science 2018-05-17 Kevis-Kokitsi Maninis , Sergi Caelles , Yuhua Chen , Jordi Pont-Tuset , Laura Leal-Taixé , Daniel Cremers , Luc Van Gool

Although neural networks are widely used, it remains challenging to formally verify the safety and robustness of neural networks in real-world applications. Existing methods are designed to verify the network before deployment, which are…

Machine Learning · Computer Science 2023-02-06 Tianhao Wei , Changliu Liu

The self-consistent field (SCF) generation of the three-dimensional (3D) electron density distribution ($\rho$) represents a fundamental aspect of density functional theory (DFT) and related first-principles calculations, and how one can…

Computational Physics · Physics 2024-11-19 Ryong-Gyu Lee , Yong-Hoon Kim

In this work, a feature extraction method for offline signature verification is presented that harnesses the power of sparse representation in order to deliver state-of-the-art verification performance in several signature datasets like…

Computer Vision and Pattern Recognition · Computer Science 2019-01-24 Elias N. Zois , Dimitrios Tsourounis , Ilias Theodorakopoulos , Anastasios Kesidis , George Economou

To achieve higher coding efficiency, Versatile Video Coding (VVC) includes several novel components, but at the expense of increasing decoder computational complexity. These technologies at a low bit rate often create contouring and ringing…

Image and Video Processing · Electrical Eng. & Systems 2021-05-27 Shiba Kuanar , Dwarikanath Mahapatra , Vassilis Athitsos , K. R Rao

As an optical machine learning framework, Diffractive Deep Neural Networks (D2NN) take advantage of data-driven training methods used in deep learning to devise light-matter interaction in 3D for performing a desired statistical inference…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Deniz Mengu , Yifan Zhao , Nezih T. Yardimci , Yair Rivenson , Mona Jarrahi , Aydogan Ozcan

Rapid pace of generative models has brought about new threats to visual forensics such as malicious personation and digital copyright infringement, which promotes works on fake image attribution. Existing works on fake image attribution…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Tianyun Yang , Juan Cao , Qiang Sheng , Lei Li , Jiaqi Ji , Xirong Li , Sheng Tang

We show that it is possible to learn semantic segmentation from very limited amounts of manual annotations, by enforcing geometric 3D constraints between multiple views. More exactly, image locations corresponding to the same physical 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-01-10 Sinisa Stekovic , Friedrich Fraundorfer , Vincent Lepetit

Although secular, handwritten signature is one of the most reliable biometric methods used by most countries. In the last ten years, the application of technology for verification of handwritten signatures has evolved strongly, including…

Computer Vision and Pattern Recognition · Computer Science 2020-06-01 Celso A. M. Lopes Junior , Matheus Henrique M. da Silva , Byron Leite Dantas Bezerra , Bruno Jose Torres Fernandes , Donato Impedovo

This paper addresses a new problem of weakly-supervised online action segmentation in instructional videos. We present a framework to segment streaming videos online at test time using Dynamic Programming and show its advantages over greedy…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Reza Ghoddoosian , Isht Dwivedi , Nakul Agarwal , Chiho Choi , Behzad Dariush

Real-time semantic segmentation, which can be visually understood as the pixel-level classification task on the input image, currently has broad application prospects, especially in the fast-developing fields of autonomous driving and drone…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Guangwei Gao , Guoan Xu , Juncheng Li , Yi Yu , Huimin Lu , Jian Yang

Deep networks have been successfully applied to visual tracking by learning a generic representation offline from numerous training images. However the offline training is time-consuming and the learned generic representation may be less…

Computer Vision and Pattern Recognition · Computer Science 2015-08-25 Kaihua Zhang , Qingshan Liu , Yi Wu , Ming-Hsuan Yang

Motivated by the need to detect an underground cavity within the procedure of an On-Site-Inspection (OSI), of the Comprehensive Nuclear Test Ban Treaty Organization, the aim of this paper is to present results on the comparison of our…

Numerical Analysis · Mathematics 2017-12-19 Sofi Esterhazy , Felix Schneider , Ilario Mazzieri , Götz Bokelmann

Modern digital engineering design process commonly involves expensive repeated simulations on varying three-dimensional (3D) geometries. The efficient prediction capability of neural networks (NNs) makes them a suitable surrogate to provide…

Computational Engineering, Finance, and Science · Computer Science 2024-06-17 Junyan He , Seid Koric , Diab Abueidda , Ali Najafi , Iwona Jasiuk

Deepfake has taken the world by storm, triggering a trust crisis. Current deepfake detection methods are typically inadequate in generalizability, with a tendency to overfit to image contents such as the background, which are frequently…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Chao Shuai , Jieming Zhong , Shuang Wu , Feng Lin , Zhibo Wang , Zhongjie Ba , Zhenguang Liu , Lorenzo Cavallaro , Kui Ren