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Self-supervised pre-training of large-scale transformer models on text corpora followed by finetuning has achieved state-of-the-art on a number of natural language processing tasks. Recently, Lu et al. (2021, arXiv:2103.05247) claimed that…

机器学习 · 计算机科学 2021-07-28 Danielle Rothermel , Margaret Li , Tim Rocktäschel , Jakob Foerster

Self-supervised learning has shown its great potential to extract powerful visual representations without human annotations. Various works are proposed to deal with self-supervised learning from different perspectives: (1) contrastive…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Chenxin Tao , Honghui Wang , Xizhou Zhu , Jiahua Dong , Shiji Song , Gao Huang , Jifeng Dai

Heterogeneous Information Networks (HINs), which consist of various types of nodes and edges, have recently demonstrated excellent performance in graph mining. However, most existing heterogeneous graph neural networks (HGNNs) ignore the…

机器学习 · 计算机科学 2024-11-20 Yige Zhao , Jianxiang Yu , Yao Cheng , Chengcheng Yu , Yiding Liu , Xiang Li , Shuaiqiang Wang

When trained at a sufficient scale, self-supervised learning has exhibited a notable ability to solve a wide range of visual or language understanding tasks. In this paper, we investigate simple, yet effective approaches for adapting the…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Chaofan Ma , Yuhuan Yang , Yanfeng Wang , Ya Zhang , Weidi Xie

Autism Spectrum Disorder (ASD) is a neurodevelopmental condition that encompasses a wide variety of symptoms and degrees of impairment, which makes the diagnosis and treatment challenging. Functional magnetic resonance imaging (fMRI) has…

计算机视觉与模式识别 · 计算机科学 2024-09-20 Yinchi Zhou , Peiyu Duan , Yuexi Du , Nicha C. Dvornek

We present pseudo-differential enhanced physics-informed neural networks (PINNs), an extension of gradient enhancement but in Fourier space. Gradient enhancement of PINNs dictates that the PDE residual is taken to a higher differential…

机器学习 · 计算机科学 2026-05-06 Andrew Gracyk

We consider the task of low-multilinear-rank functional regression, i.e., learning a low-rank parametric representation of functions from scattered real-valued data. Our first contribution is the development and analysis of an efficient…

统计计算 · 统计学 2018-09-26 Alex A. Gorodetsky , John D. Jakeman

High-quality labeled datasets are essential for deep learning. Traditional manual annotation methods are not only costly and inefficient but also pose challenges in specialized domains where expert knowledge is needed. Self-supervised…

计算机视觉与模式识别 · 计算机科学 2023-11-16 Zhaocong liu , Fa Zhang , Lin Cheng , Huanxi Deng , Xiaoyan Yang , Zhenyu Zhang , Chichun Zhou

Transformer-based language models (LMs) pretrained on large text collections are proven to store a wealth of semantic knowledge. However, 1) they are not effective as sentence encoders when used off-the-shelf, and 2) thus typically lag…

The growth of global consumption has motivated important applications of deep learning to smart manufacturing and machine health monitoring. In particular, analyzing vibration data offers great potential to extract meaningful insights into…

机器学习 · 计算机科学 2024-05-30 Anthony Zhou , Amir Barati Farimani

Unsupervised semantic segmentation aims to obtain high-level semantic representation on low-level visual features without manual annotations. Most existing methods are bottom-up approaches that try to group pixels into regions based on…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Zhaoyuan Yin , Pichao Wang , Fan Wang , Xianzhe Xu , Hanling Zhang , Hao Li , Rong Jin

Implicit neural representations (INRs) have demonstrated success in a variety of applications, including inverse problems and neural rendering. An INR is typically trained to capture one signal of interest, resulting in learned neural…

计算机视觉与模式识别 · 计算机科学 2025-01-13 Kushal Vyas , Ahmed Imtiaz Humayun , Aniket Dashpute , Richard G. Baraniuk , Ashok Veeraraghavan , Guha Balakrishnan

We study how to transfer representations pretrained on source tasks to target tasks in visual percept based RL. We analyze two popular approaches: freezing or finetuning the pretrained representations. Empirical studies on a set of popular…

机器学习 · 计算机科学 2023-02-14 Sébastien M. R. Arnold , Fei Sha

Practitioners apply neural networks to increasingly complex problems in natural language processing, such as syntactic parsing and semantic role labeling that have rich output structures. Many such structured-prediction problems require…

计算与语言 · 计算机科学 2019-04-23 Jay Yoon Lee , Sanket Vaibhav Mehta , Michael Wick , Jean-Baptiste Tristan , Jaime Carbonell

In this paper, we utilize weight gradients from backpropagation to characterize the representation space learned by deep learning algorithms. We demonstrate the utility of such gradients in applications including perceptual image quality…

计算机视觉与模式识别 · 计算机科学 2019-08-28 Gukyeong Kwon , Mohit Prabhushankar , Dogancan Temel , Ghassan AlRegib

We propose a supervised learning algorithm for machine learning applications. Contrary to the model developing in the classical methods, which treat training, validation, and test as separate steps, in the presented approach, there is a…

机器学习 · 计算机科学 2019-09-24 Soheil Mehrabkhani

Fine-grained recognition is challenging due to its subtle local inter-class differences versus large intra-class variations such as poses. A key to address this problem is to localize discriminative parts to extract pose-invariant features.…

计算机视觉与模式识别 · 计算机科学 2017-03-22 Xiao Liu , Tian Xia , Jiang Wang , Yi Yang , Feng Zhou , Yuanqing Lin

Recent vision foundation models can extract universal representations and show impressive abilities in various tasks. However, their application on object detection is largely overlooked, especially without fine-tuning them. In this work,…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Shenghao Fu , Junkai Yan , Qize Yang , Xihan Wei , Xiaohua Xie , Wei-Shi Zheng

Deep learning models offer superior performance compared to other machine learning techniques for a variety of tasks and domains, but pose their own challenges. In particular, deep learning models require larger training times as the depth…

机器学习 · 计算机科学 2023-05-31 Sunitha Basodi , Krishna Pusuluri , Xueli Xiao , Yi Pan

Fingerprint recognition stands as a pivotal component of biometric technology, with diverse applications from identity verification to advanced search tools. In this paper, we propose a unique method for deriving robust fingerprint…

计算机视觉与模式识别 · 计算机科学 2025-05-23 Ekta Gavas , Kaustubh Olpadkar , Anoop Namboodiri