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Recently, deep learning based facial landmark detection (FLD) methods have achieved considerable success. However, in challenging scenarios such as large pose variations, illumination changes, and facial expression variations, they still…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Jun Wan , Xinyu Xiong , Ning Chen , Zhihui Lai , Jie Zhou , Wenwen Min

Benchmarking tools, including stochastic frontier analysis (SFA), data envelopment analysis (DEA), and its stochastic extension (StoNED) are core tools in economics used to estimate an efficiency envelope and production inefficiencies from…

We present Fractional Diffusion Bridge Models (FDBM), a novel generative diffusion bridge framework driven by an approximation of the rich and non-Markovian fractional Brownian motion (fBM). Real stochastic processes exhibit a degree of…

Traffic prediction has gradually attracted the attention of researchers because of the increase in traffic big data. Therefore, how to mine the complex spatio-temporal correlations in traffic data to predict traffic conditions more…

机器学习 · 计算机科学 2021-12-07 Yuchen Fang , Yanjun Qin , Haiyong Luo , Fang Zhao , Chenxing Wang

Vision Foundation Models (VFMs) have demonstrated impressive representational capabilities. However, adapting them to downstream tasks via full fine-tuning incurs prohibitive computational and storage overhead. Parameter-Efficient…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Lingyu Xiong , Jinjin Shi , Xuran Xu , Cong Luo , Runyu Shi , Ying Huang

Applications in quantitative finance such as optimal trade execution, risk management of options, and optimal asset allocation involve the solution of high dimensional and nonlinear Partial Differential Equations (PDEs). The connection…

机器学习 · 统计学 2019-10-28 Batuhan Güler , Alexis Laignelet , Panos Parpas

Next-frame prediction in videos is crucial for applications such as autonomous driving, object tracking, and motion prediction. The primary challenge in next-frame prediction lies in effectively capturing and processing both spatial and…

计算机视觉与模式识别 · 计算机科学 2025-01-29 Hy Nguyen , Srikanth Thudumu , Hung Du , Rajesh Vasa , Kon Mouzakis

Even though convolutional neural networks (CNNs) are driving progress in medical image segmentation, standard models still have some drawbacks. First, the use of multi-scale approaches, i.e., encoder-decoder architectures, leads to a…

计算机视觉与模式识别 · 计算机科学 2020-02-18 Ashish Sinha , Jose Dolz

In this study we adopt predictive modelling to identify simultaneously commonalities and differences in multi-modal brain networks acquired within subjects. Typically, predictive modelling of functional connectomes from structural…

神经元与认知 · 定量生物学 2019-11-06 Fani Deligianni , Jonathan D. Clayden , Guang-Zhong Yang

The human brain is a complex, dynamic network, which is commonly studied using functional magnetic resonance imaging (fMRI) and modeled as network of Regions of interest (ROIs) for understanding various brain functions. Recent studies…

定量方法 · 定量生物学 2024-06-26 Yifan Yang , Yutong Mao , Xufu Liu , Xiao Liu

While Transformer networks benefit from a global receptive field, their quadratic cost relative to sequence length restricts their application to long sequences and high-resolution inputs. We introduce Fast Multipole Attention (FMA), a…

计算与语言 · 计算机科学 2025-09-19 Yanming Kang , Giang Tran , Hans De Sterck

Machine learning for scientific applications faces the challenge of limited data. We propose a framework that leverages a priori known physics to reduce overfitting when training on relatively small datasets. A deep neural network is…

机器学习 · 计算机科学 2019-11-22 Jonathan B. Freund , Jonathan F. MacArt , Justin Sirignano

Graph deep learning models, a class of AI-driven approaches employing a message aggregation mechanism, have gained popularity for analyzing the functional brain connectome in neuroimaging. However, their actual effectiveness remains…

神经与进化计算 · 计算机科学 2026-02-10 Keqi Han , Yao Su , Lifang He , Liang Zhan , Sergey Plis , Vince Calhoun , Carl Yang

Signatures, one of the key concepts of rough path theory, have recently gained prominence as a means to find appropriate feature sets in machine learning systems. In this paper, in order to compute signatures directly from discrete data…

数理金融 · 定量金融 2022-01-17 Takanori Adachi , Yusuke Naritomi

Bayesian inference over positive semidefinite (PSD) matrix-valued parameters arises in structured covariance estimation, graph-Laplacian precision models, and multi-output graph learning, but Euclidean proposals often mix poorly near the…

最优化与控制 · 数学 2026-05-13 Papri Dey

Recent approaches to Sign Language Production (SLP) have adopted spoken language Neural Machine Translation (NMT) architectures, applied without sign-specific modifications. In addition, these works represent sign language as a sequence of…

计算机视觉与模式识别 · 计算机科学 2021-12-13 Ben Saunders , Necati Cihan Camgoz , Richard Bowden

This paper proposes a probabilistic motion prediction method for long motions. The motion is predicted so that it accomplishes a task from the initial state observed in the given image. While our method evaluates the task achievability by…

计算机视觉与模式识别 · 计算机科学 2024-03-08 Takeru Oba , Norimichi Ukita

Electroencephalograph (EEG) timeseries signals are characterized by significant noise and coarse spatial resolution, which complicates the classification of neurodegenerative diseases. Even SOTA deep learning architectures struggle to…

机器学习 · 计算机科学 2026-05-26 Tawsik Jawad , Gowtham Atluri , Vikram Ravindra

Attention-based deep networks have been successfully applied on textual data in the field of NLP. However, their application on protein sequences poses additional challenges due to the weak semantics of the protein words, unlike the plain…

机器学习 · 计算机科学 2022-08-29 Ashish Ranjan , Md Shah Fahad , Akshay Deepak

Pre-trained language models (PLM) have demonstrated their effectiveness for a broad range of information retrieval and natural language processing tasks. As the core part of PLM, multi-head self-attention is appealing for its ability to…

计算与语言 · 计算机科学 2022-04-07 Shanshan Wang , Zhumin Chen , Zhaochun Ren , Huasheng Liang , Qiang Yan , Pengjie Ren