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Large-scale pre-trained models such as CodeBERT, GraphCodeBERT have earned widespread attention from both academia and industry. Attributed to the superior ability in code representation, they have been further applied in multiple…

软件工程 · 计算机科学 2023-01-24 Shangqing Liu , Bozhi Wu , Xiaofei Xie , Guozhu Meng , Yang Liu

Self-supervised learning has proved effective for skeleton-based human action understanding, which is an important yet challenging topic. Previous works mainly rely on contrastive learning or masked motion modeling paradigm to model the…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Jiahang Zhang , Lilang Lin , Jiaying Liu

Contrastive learning allows us to flexibly define powerful losses by contrasting positive pairs from sets of negative samples. Recently, the principle has also been used to learn cross-modal embeddings for video and text, yet without…

计算机视觉与模式识别 · 计算机科学 2021-10-01 Mohammadreza Zolfaghari , Yi Zhu , Peter Gehler , Thomas Brox

We introduce a control-tutored reinforcement learning (CTRL) algorithm. The idea is to enhance tabular learning algorithms by means of a control strategy with limited knowledge of the system model. By tutoring the learning process, the…

最优化与控制 · 数学 2022-04-14 Francesco De Lellis , Giovanni Russo , Mario di Bernardo

The exponential growth in demand for GPU computing resources has created an urgent need for automated CUDA optimization strategies. While recent advances in LLMs show promise for code generation, current SOTA models achieve low success…

人工智能 · 计算机科学 2026-02-04 Xiaoya Li , Xiaofei Sun , Albert Wang , Jiwei Li , Chris Shum

Although backpropagation is widely accepted as a training algorithm for artificial neural networks, researchers are always looking for inspiration from the brain to find ways with potentially better performance. Forward-Forward is a novel…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Hossein Aghagolzadeh , Mehdi Ezoji

Self-supervised learning (especially contrastive learning) has attracted great interest due to its huge potential in learning discriminative representations in an unsupervised manner. Despite the acknowledged successes, existing contrastive…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Guangrun Wang , Keze Wang , Guangcong Wang , Philip H. S. Torr , Liang Lin

Cross-domain recommendation (CDR) is a task that aims to improve the recommendation performance in a target domain by leveraging the information from source domains. Contrastive learning methods have been widely adopted among intra-domain…

信息检索 · 计算机科学 2025-02-25 Heng Chang , Liang Gu , Cheng Hu , Zhinan Zhang , Hong Zhu , Yuhui Xu , Yuan Fang , Zhen Chen

Deformable shape representations, parameterized by deformations relative to a given template, have proven effective for improved image analysis tasks. However, their broader applicability is hindered by two major challenges. First, existing…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Tonmoy Hossain , Miaomiao Zhang

Techniques that learn improved representations via offline data or self-supervised objectives have shown impressive results in traditional reinforcement learning (RL). Nevertheless, it is unclear how improved representation learning can…

计算与语言 · 计算机科学 2024-10-25 Vaskar Nath , Dylan Slack , Jeff Da , Yuntao Ma , Hugh Zhang , Spencer Whitehead , Sean Hendryx

We present ConCur, a contrastive video representation learning method that uses curriculum learning to impose a dynamic sampling strategy in contrastive training. More specifically, ConCur starts the contrastive training with easy positive…

计算机视觉与模式识别 · 计算机科学 2022-09-05 Shuvendu Roy , Ali Etemad

Instance-level contrastive learning techniques, which rely on data augmentation and a contrastive loss function, have found great success in the domain of visual representation learning. They are not suitable for exploiting the rich…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Martine Toering , Ioannis Gatopoulos , Maarten Stol , Vincent Tao Hu

Recent contrastive learning methods have shown to be effective in various tasks, learning generalizable representations invariant to data augmentation thereby leading to state of the art performances. Regarding the multifaceted nature of…

机器学习 · 计算机科学 2022-05-27 MinGyu Choi , Wonseok Shin , Yijingxiu Lu , Sun Kim

Contrastive learning has emerged as a powerful method in deep learning, excelling at learning effective representations through contrasting samples from different distributions. However, neural collapse, where embeddings converge into a…

机器学习 · 计算机科学 2024-10-08 Huanran Li , Manh Nguyen , Daniel Pimentel-Alarcón

Learning rich visual representations using contrastive self-supervised learning has been extremely successful. However, it is still a major question whether we could use a similar approach to learn superior auditory representations. In this…

声音 · 计算机科学 2020-10-20 Haider Al-Tahan , Yalda Mohsenzadeh

Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

Self-supervised contrastive learning (CL) has achieved state-of-the-art performance in representation learning by minimizing the distance between positive pairs while maximizing that of negative ones. Recently, it has been verified that the…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Jin-Young Kim , Soonwoo Kwon , Hyojun Go , Yunsung Lee , Seungtaek Choi , Hyun-Gyoon Kim

The electromagnetic inverse problem has long been a research hotspot. This study aims to reverse radar view angles in synthetic aperture radar (SAR) images given a target model. Nonetheless, the scarcity of SAR data, combined with the…

机器学习 · 计算机科学 2024-01-03 Yanni Wang , Hecheng Jia , Shilei Fu , Huiping Lin , Feng Xu

We present a new approach to instill 4D dynamic object priors into learned 3D representations by unsupervised pre-training. We observe that dynamic movement of an object through an environment provides important cues about its objectness,…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Yujin Chen , Matthias Nießner , Angela Dai

Multilingual vision-language (V&L) pre-training has achieved remarkable progress in learning universal representations across different modalities and languages. In spite of recent success, there still remain challenges limiting further…

计算与语言 · 计算机科学 2023-05-16 Chulun Zhou , Yunlong Liang , Fandong Meng , Jinan Xu , Jinsong Su , Jie Zhou