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Offline Reinforcement Learning (RL) is structured to derive policies from static trajectory data without requiring real-time environment interactions. Recent studies have shown the feasibility of framing offline RL as a sequence modeling…

机器学习 · 计算机科学 2023-09-01 Abdelghani Ghanem , Philippe Ciblat , Mounir Ghogho

In contrast to RNNs, which compress their history into a single hidden state, Transformers can attend to all past tokens directly. However, standard Transformers rely solely on the hidden state from the previous layer to represent the…

机器学习 · 计算机科学 2025-05-29 Gleb Gerasimov , Yaroslav Aksenov , Nikita Balagansky , Viacheslav Sinii , Daniil Gavrilov

This article presents a digital twin (DT)-enhanced reinforcement learning (RL) framework aimed at optimizing performance and reliability in network resource management, since the traditional RL methods face several unified challenges when…

系统与控制 · 电气工程与系统科学 2024-06-18 Nan Cheng , Xiucheng Wang , Zan Li , Zhisheng Yin , Tom Luan , Xuemin Shen

Vision transformers have been widely explored in various vision tasks. Due to heavy computational cost, much interest has aroused for compressing vision transformer dynamically in the aspect of tokens. Current methods mainly pay attention…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Fanhu Zeng , Deli Yu , Zhenglun Kong , Hao Tang

Transformer, originally devised for natural language processing, has also attested significant success in computer vision. Thanks to its super expressive power, researchers are investigating ways to deploy transformers to reinforcement…

机器学习 · 计算机科学 2023-01-24 Shengchao Hu , Li Shen , Ya Zhang , Yixin Chen , Dacheng Tao

Neural population activity is theorized to reflect an underlying dynamical structure. This structure can be accurately captured using state space models with explicit dynamics, such as those based on recurrent neural networks (RNNs).…

神经元与认知 · 定量生物学 2023-07-21 Joel Ye , Chethan Pandarinath

As a data-driven paradigm, offline reinforcement learning (Offline RL) has been formulated as sequence modeling, where the Decision Transformer (DT) has demonstrated exceptional capabilities. Unlike previous reinforcement learning methods…

机器学习 · 计算机科学 2024-09-13 Teng Yan , Zhendong Ruan , Yaobang Cai , Yu Han , Wenxian Li , Yang Zhang

Real-world reinforcement learning tasks often involve some form of partial observability where the observations only give a partial or noisy view of the true state of the world. Such tasks typically require some form of memory, where the…

机器学习 · 计算机科学 2022-11-11 Kevin Esslinger , Robert Platt , Christopher Amato

Recommendation system has been a widely studied task both in academia and industry. Previous works mainly focus on homogeneous recommendation and little progress has been made for heterogeneous recommender systems. However, heterogeneous…

信息检索 · 计算机科学 2022-01-27 Chengqiang Lu , Mingyang Yin , Shuheng Shen , Luo Ji , Qi Liu , Hongxia Yang

Adaptive traffic signal control (ATSC) is crucial in reducing congestion, maximizing throughput, and improving mobility in rapidly growing urban areas. Recent advancements in parameter-sharing multi-agent reinforcement learning (MARL) have…

机器学习 · 计算机科学 2026-03-26 Yifeng Zhang , Yilin Liu , Ping Gong , Peizhuo Li , Mingfeng Fan , Guillaume Sartoretti

Considering deep sequence learning for practical application, two representative RNNs - LSTM and GRU may come to mind first. Nevertheless, is there no chance for other RNNs? Will there be a better RNN in the future? In this work, we propose…

机器学习 · 计算机科学 2020-06-09 Yiwen Sun , Yulu Wang , Kun Fu , Zheng Wang , Changshui Zhang , Jieping Ye

Understanding how 5' untranslated regions (5'UTRs) regulate mRNA translation is critical for controlling protein expression and designing effective therapeutic mRNAs. While recent deep learning models have shown promise in predicting…

定量方法 · 定量生物学 2026-02-27 Yuxi Lin , Yaxue Fang , Zehong Zhang , Zhouwu Liu , Siyun Zhong , Zhongfang Wang , Fulong Yu

Recurrent neural networks are powerful models for processing sequential data, but they are generally plagued by vanishing and exploding gradient problems. Unitary recurrent neural networks (uRNNs), which use unitary recurrence matrices,…

机器学习 · 统计学 2016-11-02 Scott Wisdom , Thomas Powers , John R. Hershey , Jonathan Le Roux , Les Atlas

Recent advancements in neural rendering technologies and their supporting devices have paved the way for immersive 3D experiences, significantly transforming human interaction with intelligent devices across diverse applications. However,…

图形学 · 计算机科学 2025-04-01 Chaojian Li , Sixu Li , Linrui Jiang , Jingqun Zhang , Yingyan Celine Lin

The transformer architecture and variants presented remarkable success across many machine learning tasks in recent years. This success is intrinsically related to the capability of handling long sequences and the presence of…

机器学习 · 计算机科学 2022-06-15 Luckeciano C. Melo

Fully Convolutional Neural Networks (FCNNs) with contracting and expanding paths have shown prominence for the majority of medical image segmentation applications since the past decade. In FCNNs, the encoder plays an integral role by…

图像与视频处理 · 电气工程与系统科学 2021-10-12 Ali Hatamizadeh , Yucheng Tang , Vishwesh Nath , Dong Yang , Andriy Myronenko , Bennett Landman , Holger Roth , Daguang Xu

In this work, we introduce the Prototypical Transformer (ProtoFormer), a general and unified framework that approaches various motion tasks from a prototype perspective. ProtoFormer seamlessly integrates prototype learning with Transformer…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Cheng Han , Yawen Lu , Guohao Sun , James C. Liang , Zhiwen Cao , Qifan Wang , Qiang Guan , Sohail A. Dianat , Raghuveer M. Rao , Tong Geng , Zhiqiang Tao , Dongfang Liu

The recent rise of generative artificial intelligence (AI), powered by Transformer networks, has achieved remarkable success in natural language processing, computer vision, and graphics. However, the application of Transformers in…

图形学 · 计算机科学 2025-09-01 Qiang Zou , Lizhen Zhu

Modeling human-like action-to-reaction generation has significant real-world applications, like human-robot interaction and games. Despite recent advancements in single-person motion generation, it is still challenging to well handle…

人机交互 · 计算机科学 2025-03-24 Wenhui Tan , Boyuan Li , Chuhao Jin , Wenbing Huang , Xiting Wang , Ruihua Song

Transformers have transformed modern machine learning, driving breakthroughs in computer vision, natural language processing, and robotics. At the core of their success lies the attention mechanism, which enables the modeling of global…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Hemanth Saratchandran , Simon Lucey