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Analytical models developed in offline settings with pre-prepared data are typically used to predict students' performance. However, when data are available over time, this learning method is not suitable anymore. Online learning is…

计算机与社会 · 计算机科学 2024-07-16 Chahrazed Labba , Anne Boyer

We present an approach to utilize large amounts of web data for learning CNNs. Specifically inspired by curriculum learning, we present a two-step approach for CNN training. First, we use easy images to train an initial visual…

计算机视觉与模式识别 · 计算机科学 2015-10-09 Xinlei Chen , Abhinav Gupta

Disentangled representation learning has been proposed as an approach to learning general representations even in the absence of, or with limited, supervision. A good general representation can be fine-tuned for new target tasks using…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Xiao Liu , Pedro Sanchez , Spyridon Thermos , Alison Q. O'Neil , Sotirios A. Tsaftaris

Convolutional neural network (CNN) models have demonstrated great success in various computer vision tasks including image classification and object detection. However, some equally important tasks such as visual tracking remain relatively…

计算机视觉与模式识别 · 计算机科学 2015-04-24 Naiyan Wang , Siyi Li , Abhinav Gupta , Dit-Yan Yeung

While self-supervised pretraining has proven beneficial for many computer vision tasks, it requires expensive and lengthy computation, large amounts of data, and is sensitive to data augmentation. Prior work demonstrates that models…

The superior performance of modern deep networks usually comes with a costly training procedure. This paper presents a new curriculum learning approach for the efficient training of visual backbones (e.g., vision Transformers). Our work is…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Yulin Wang , Yang Yue , Rui Lu , Tianjiao Liu , Zhao Zhong , Shiji Song , Gao Huang

Interactive user interfaces need to continuously evolve based on the interactions that a user has (or does not have) with the system. This may require constant exploration of various options that the system may have for the user and…

机器学习 · 计算机科学 2018-12-04 Honglei Liu , Anuj Kumar , Wenhai Yang , Benoit Dumoulin

In visual exploration and analysis of data, determining how to select and transform the data for visualization is a challenge for data-unfamiliar or inexperienced users. Our main hypothesis is that for many data sets and common analysis…

The success of deep learning in vision can be attributed to: (a) models with high capacity; (b) increased computational power; and (c) availability of large-scale labeled data. Since 2012, there have been significant advances in…

计算机视觉与模式识别 · 计算机科学 2017-08-07 Chen Sun , Abhinav Shrivastava , Saurabh Singh , Abhinav Gupta

Tracking users' activities on the World Wide Web (WWW) allows researchers to analyze each user's internet behavior as time passes and for the amount of time spent on a particular domain. This analysis can be used in research design, as…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Mojtaba Heidarysafa , James Reed , Kamran Kowsari , April Celeste R. Leviton , Janet I. Warren , Donald E. Brown

Learning generalizable policies that can adapt to unseen environments remains challenging in visual Reinforcement Learning (RL). Existing approaches try to acquire a robust representation via diversifying the appearances of in-domain…

机器学习 · 计算机科学 2022-12-20 Zhecheng Yuan , Zhengrong Xue , Bo Yuan , Xueqian Wang , Yi Wu , Yang Gao , Huazhe Xu

Modern computer vision is all about the possession of powerful image representations. Deeper and deeper convolutional neural networks have been built using larger and larger datasets and are made publicly available. A large swath of…

机器学习 · 计算机科学 2016-04-29 Ragav Venkatesan , Baoxin Li

Diffusion models have been central to the development of recent image, video, and even text generation systems. They posses striking geometric properties that can be faithfully portrayed in low-dimensional settings. However, existing…

机器学习 · 计算机科学 2025-07-08 Alec Helbling , Duen Horng Chau

An increasing number of datasets contain multiple views, such as video, sound and automatic captions. A basic challenge in representation learning is how to leverage multiple views to learn better representations. This is further…

机器学习 · 计算机科学 2019-03-04 Nils Holzenberger , Shruti Palaskar , Pranava Madhyastha , Florian Metze , Raman Arora

Large-scale pretraining of visual representations has led to state-of-the-art performance on a range of benchmark computer vision tasks, yet the benefits of these techniques at extreme scale in complex production systems has been relatively…

计算机视觉与模式识别 · 计算机科学 2021-08-13 Josh Beal , Hao-Yu Wu , Dong Huk Park , Andrew Zhai , Dmitry Kislyuk

Online continual learning for image classification is crucial for models to adapt to new data while retaining knowledge of previously learned tasks. This capability is essential to address real-world challenges involving dynamic…

计算机视觉与模式识别 · 计算机科学 2025-02-14 Adjovi Sim , Zhengkui Wang , Aik Beng Ng , Shalini De Mello , Simon See , Wonmin Byeon

Embodied AI models often employ off the shelf vision backbones like CLIP to encode their visual observations. Although such general purpose representations encode rich syntactic and semantic information about the scene, much of this…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Ainaz Eftekhar , Kuo-Hao Zeng , Jiafei Duan , Ali Farhadi , Ani Kembhavi , Ranjay Krishna

Quality feature representation is key to instance image retrieval. To attain it, existing methods usually resort to a deep model pre-trained on benchmark datasets or even fine-tune the model with a task-dependent labelled auxiliary dataset.…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Zhongyan Zhang , Lei Wang , Yang Wang , Luping Zhou , Jianjia Zhang , Peng Wang , Fang Chen

The paper investigates using a Large Language Model (LLM) to automatically perform web software tasks using click, scroll, and text input operations. Previous approaches, such as reinforcement learning (RL) or imitation learning, are…

计算与语言 · 计算机科学 2023-10-26 Heyi Tao , Sethuraman T , Michal Shlapentokh-Rothman , Derek Hoiem

Human visual recognition system shows astonishing capability of compressing visual information into a set of tokens containing rich representations without label supervision. One critical driving principle behind it is perceptual grouping.…

计算机视觉与模式识别 · 计算机科学 2024-01-26 Zhiwei Deng , Ting Chen , Yang Li