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Despite their effectiveness and popularity in offline or model-based reinforcement learning (RL), transformers remain underexplored in online model-free RL due to their sensitivity to training setups and model design decisions such as how…

机器学习 · 计算机科学 2025-10-16 Nikita Kachaev , Daniil Zelezetsky , Egor Cherepanov , Alexey K. Kovelev , Aleksandr I. Panov

We study the training of Vision Transformers for semi-supervised image classification. Transformers have recently demonstrated impressive performance on a multitude of supervised learning tasks. Surprisingly, we show Vision Transformers…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Zejia Weng , Xitong Yang , Ang Li , Zuxuan Wu , Yu-Gang Jiang

We propose a novel framework for controllable natural language transformation. Realizing that the requirement of parallel corpus is practically unsustainable for controllable generation tasks, an unsupervised training scheme is introduced.…

计算与语言 · 计算机科学 2019-07-16 Parag Jain , Abhijit Mishra , Amar Prakash Azad , Karthik Sankaranarayanan

Transformers have significantly impacted domains like natural language processing, computer vision, and robotics, where they improve performance compared to other neural networks. This survey explores how transformers are used in…

We introduce a control-tutored reinforcement learning (CTRL) algorithm. The idea is to enhance tabular learning algorithms so as to improve the exploration of the state-space, and substantially reduce learning times by leveraging some…

最优化与控制 · 数学 2019-12-13 Francesco De Lellis , Fabrizia Auletta , Giovanni Russo , Piero De Lellis , Mario di Bernardo

Many video workflows benefit from a mixture of user controls with varying granularity, from exact 4D object trajectories and camera paths to coarse text prompts, while existing video generative models are typically trained for fixed input…

计算机视觉与模式识别 · 计算机科学 2025-10-17 Haoyi Duan , Yunzhi Zhang , Yilun Du , Jiajun Wu

Recent years have seen the emergence of pre-trained representations as a powerful abstraction for AI applications in computer vision, natural language, and speech. However, policy learning for control is still dominated by a tabula-rasa…

计算机视觉与模式识别 · 计算机科学 2022-08-10 Simone Parisi , Aravind Rajeswaran , Senthil Purushwalkam , Abhinav Gupta

Transformer, first applied to the field of natural language processing, is a type of deep neural network mainly based on the self-attention mechanism. Thanks to its strong representation capabilities, researchers are looking at ways to…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Kai Han , Yunhe Wang , Hanting Chen , Xinghao Chen , Jianyuan Guo , Zhenhua Liu , Yehui Tang , An Xiao , Chunjing Xu , Yixing Xu , Zhaohui Yang , Yiman Zhang , Dacheng Tao

We present PoliFormer (Policy Transformer), an RGB-only indoor navigation agent trained end-to-end with reinforcement learning at scale that generalizes to the real-world without adaptation despite being trained purely in simulation.…

Visual Commonsense Reasoning (VCR) calls for explanatory reasoning behind question answering over visual scenes. To achieve this goal, a model is required to provide an acceptable rationale as the reason for the predicted answers. Progress…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Zhenyang Li , Yangyang Guo , Kejie Wang , Xiaolin Chen , Liqiang Nie , Mohan Kankanhalli

Humans are able to seamlessly visually imitate others, by inferring their intentions and using past experience to achieve the same end goal. In other words, we can parse complex semantic knowledge from raw video and efficiently translate…

机器学习 · 计算机科学 2020-11-12 Sudeep Dasari , Abhinav Gupta

Human-centric visual tasks have attracted increasing research attention due to their widespread applications. In this paper, we aim to learn a general human representation from massive unlabeled human images which can benefit downstream…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Weihua Chen , Xianzhe Xu , Jian Jia , Hao luo , Yaohua Wang , Fan Wang , Rong Jin , Xiuyu Sun

Transfer of pre-trained representations can improve sample efficiency and reduce computational requirements for new tasks. However, representations used for transfer are usually generic, and are not tailored to a particular distribution of…

Enabling image generation models to be spatially controlled is an important area of research, empowering users to better generate images according to their own fine-grained specifications via e.g. edge maps, poses. Although this task has…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Guoxuan Xia , Harleen Hanspal , Petru-Daniel Tudosiu , Shifeng Zhang , Sarah Parisot

Reinforcement learning has emerged as a promising methodology for training robot controllers. However, most results have been limited to simulation due to the need for a large number of samples and the lack of automated-yet-safe data…

机器人学 · 计算机科学 2018-03-29 Kendall Lowrey , Svetoslav Kolev , Jeremy Dao , Aravind Rajeswaran , Emanuel Todorov

Transformers have demonstrated remarkable performance in natural language processing and computer vision. However, existing vision Transformers struggle to learn from limited medical data and are unable to generalize on diverse medical…

图像与视频处理 · 电气工程与系统科学 2023-04-06 Yunhe Gao , Mu Zhou , Di Liu , Zhennan Yan , Shaoting Zhang , Dimitris N. Metaxas

Change detection (CD) by comparing two bi-temporal images is a crucial task in remote sensing. With the advantages of requiring no cumbersome labeled change information, unsupervised CD has attracted extensive attention in the community.…

计算机视觉与模式识别 · 计算机科学 2023-08-03 Qingsong Xu , Yilei Shi , Jianhua Guo , Chaojun Ouyang , Xiao Xiang Zhu

Tabular data from different tables exhibit significant diversity due to varied definitions and types of features, as well as complex inter-feature and feature-target relationships. Cross-dataset pretraining, which learns reusable patterns…

机器学习 · 计算机科学 2024-06-04 Jintai Chen , Zhen Lin , Qiyuan Chen , Jimeng Sun

The size and the computational load of fine-tuning large-scale pre-trained neural network are becoming two major obstacles in adopting machine learning in many applications. Continual learning (CL) can serve as a remedy through enabling…

机器学习 · 计算机科学 2023-03-28 Yuliang Cai , Jesse Thomason , Mohammad Rostami

Training an agent to solve control tasks directly from high-dimensional images with model-free reinforcement learning (RL) has proven difficult. A promising approach is to learn a latent representation together with the control policy.…

机器学习 · 计算机科学 2020-07-10 Denis Yarats , Amy Zhang , Ilya Kostrikov , Brandon Amos , Joelle Pineau , Rob Fergus