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The rapid advancement in self-supervised representation learning has highlighted its potential to leverage unlabeled data for learning rich visual representations. However, the existing techniques, particularly those employing different…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Sana Ayromlou , Vahid Reza Khazaie , Fereshteh Forghani , Arash Afkanpour

Self-supervised learning (SSL) has made enormous progress and largely narrowed the gap with the supervised ones, where the representation learning is mainly guided by a projection into an embedding space. During the projection, current…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Lang Huang , Shan You , Mingkai Zheng , Fei Wang , Chen Qian , Toshihiko Yamasaki

Existing data augmentation in self-supervised learning, while diverse, fails to preserve the inherent structure of natural images. This results in distorted augmented samples with compromised semantic information, ultimately impacting…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Renan A. Rojas-Gomez , Karan Singhal , Ali Etemad , Alex Bijamov , Warren R. Morningstar , Philip Andrew Mansfield

Large language model (LLM)-based automatic speech recognition (ASR) has recently achieved strong performance across diverse tasks, yet contextual biasing for named entities and hotwords under large vocabularies remains challenging. In this…

音频与语音处理 · 电气工程与系统科学 2025-12-29 YuXiang Kong , JunFeng Hou , Jian Tang , Bingqing Zhu , Jicheng Zhang , Shaofei Xue

Sequential recommender systems have demonstrated strong capabilities in modeling users' dynamic preferences and capturing item transition patterns. However, real-world user behaviors are often noisy due to factors such as human errors,…

信息检索 · 计算机科学 2026-04-13 Kaike Zhang , Qi Cao , Fei Sun , Xinran Liu , Huawei Shen , Xueqi Cheng

A central challenge in data visualization is to understand which data samples are required to generate an image of a data set in which the relevant information is encoded. In this work, we make a first step towards answering the question of…

图形学 · 计算机科学 2021-03-12 Sebastian Weiss , Mustafa Işık , Justus Thies , Rüdiger Westermann

As human activities intensify, environmental systems such as aquatic ecosystems and water treatment systems face increasingly complex pressures, impacting ecological balance, public health, and sustainable development, making intelligent…

机器学习 · 计算机科学 2025-03-13 Lei Liu , Yuchao Lu , Ling An , Huajie Liang , Chichun Zhou , Zhenyu Zhang

While large language models (LLMs) demonstrate impressive capabilities, their reliance on parametric knowledge often leads to factual inaccuracies. Retrieval-Augmented Generation (RAG) mitigates this by leveraging external documents, yet…

计算与语言 · 计算机科学 2025-10-07 Lingnan Xu , Chong Feng , Kaiyuan Zhang , Liu Zhengyong , Wenqiang Xu , Fanqing Meng

Scene text recognition (STR) in the wild frequently encounters challenges when coping with domain variations, font diversity, shape deformations, etc. A straightforward solution is performing model fine-tuning tailored to a specific…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Zhen Zhao , Jingqun Tang , Chunhui Lin , Binghong Wu , Can Huang , Hao Liu , Xin Tan , Zhizhong Zhang , Yuan Xie

Self-supervised learning (SSL) is a powerful tool that allows learning of underlying representations from unlabeled data. Transformer based models such as wav2vec 2.0 and HuBERT are leading the field in the speech domain. Generally these…

计算与语言 · 计算机科学 2022-02-08 Bethan Thomas , Samuel Kessler , Salah Karout

The analysis of software requirement specifications (SRS) using Natural Language Processing (NLP) methods has been an important study area in the software engineering field in recent years. Especially thanks to the advances brought by deep…

软件工程 · 计算机科学 2023-01-03 Savas Yildirim , Mucahit Cevik , Devang Parikh , Ayse Basar

End-to-end automatic speech recognition (E2E ASR) systems have significantly improved speech recognition through training on extensive datasets. Despite these advancements, they still struggle to accurately recognize domain specific words,…

计算与语言 · 计算机科学 2024-07-26 Jiwon Suh , Injae Na , Woohwan Jung

Modeling the risk of extreme weather events in a changing climate is essential for developing effective adaptation and mitigation strategies. Although the available low-resolution climate models capture different scenarios, accurate risk…

大气与海洋物理 · 物理学 2022-12-06 Anamitra Saha , Sai Ravela

We propose RAPid-Learn: Learning to Recover and Plan Again, a hybrid planning and learning method, to tackle the problem of adapting to sudden and unexpected changes in an agent's environment (i.e., novelties). RAPid-Learn is designed to…

人工智能 · 计算机科学 2022-06-28 Shivam Goel , Yash Shukla , Vasanth Sarathy , Matthias Scheutz , Jivko Sinapov

Supervised deep learning requires a large amount of training samples with annotations (e.g. label class for classification task, pixel- or voxel-wised label map for segmentation tasks), which are expensive and time-consuming to obtain.…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Yuanhan Mo , Shuo Wang , Chengliang Dai , Rui Zhou , Zhongzhao Teng , Wenjia Bai , Yike Guo

When modeling dynamical systems from real-world data samples, the distribution of data often changes according to the environment in which they are captured, and the dynamics of the system itself vary from one environment to another.…

机器学习 · 计算机科学 2022-02-15 Yuan Yin , Ibrahim Ayed , Emmanuel de Bézenac , Nicolas Baskiotis , Patrick Gallinari

The rapid growth of global data volumes has created a demand for scalable distributed systems that can maintain a high quality of service. Data replication is a widely used technique that provides fault tolerance, improved performance and…

分布式、并行与集群计算 · 计算机科学 2025-07-25 Amir Najjar , Riad Mokadem , Jean-Marc Pierson

The dominant paradigm for Audio-Text Retrieval (ATR) relies on dual-encoder architectures optimized via mini-batch contrastive learning. However, restricting optimization to local in-batch samples creates a fundamental limitation we term…

音频与语音处理 · 电气工程与系统科学 2026-03-25 Siyuan Fu , Xuchen Guo , Mingjun Liu , Hongxiang Li , Boyin Tan , Gongxi Zhu , Xianwei Zhuang , Jinghan Ru , Yuxin Xie , Yuguo Yin

In Reinforcement Learning (RL), enhancing sample efficiency is crucial, particularly in scenarios when data acquisition is costly and risky. In principle, off-policy RL algorithms can improve sample efficiency by allowing multiple updates…

机器学习 · 计算机科学 2023-12-13 Hojoon Lee , Hanseul Cho , Hyunseung Kim , Daehoon Gwak , Joonkee Kim , Jaegul Choo , Se-Young Yun , Chulhee Yun

Previous graph-based approaches in Aspect based Sentiment Analysis(ABSA) have demonstrated impressive performance by utilizing graph neural networks and attention mechanisms to learn structures of static dependency trees and dynamic latent…

计算与语言 · 计算机科学 2024-06-10 Bingfeng Chen , Qihan Ouyang , Yongqi Luo , Boyan Xu , Ruichu Cai , Zhifeng Hao