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In numerous artificial intelligence applications, the collaborative efforts of multiple intelligent agents are imperative for the successful attainment of target objectives. To enhance coordination among these agents, a distributed…

机器学习 · 计算机科学 2024-11-04 Shengchao Hu , Li Shen , Ya Zhang , Dacheng Tao

Reinforcement Learning (RL) based methods have been increasingly explored for robot learning. However, RL based methods often suffer from low sampling efficiency in the exploration phase, especially for long-horizon manipulation tasks, and…

机器人学 · 计算机科学 2024-12-31 Hao Zhang , Hao Wang , Xiucai Huang , Wenrui Chen , Zhen Kan

In this paper, we present a hypergraph neural networks (HGNN) framework for data representation learning, which can encode high-order data correlation in a hypergraph structure. Confronting the challenges of learning representation for…

机器学习 · 计算机科学 2019-02-26 Yifan Feng , Haoxuan You , Zizhao Zhang , Rongrong Ji , Yue Gao

Under circumstances of heterophily, where nodes with different labels tend to be connected based on semantic meanings, Graph Neural Networks (GNNs) often exhibit suboptimal performance. Current studies on graph heterophily mainly focus on…

机器学习 · 计算机科学 2024-11-13 Yilun Zheng , Jiahao Xu , Lihui Chen

Recent work in the multi-agent domain has shown the promise of Graph Neural Networks (GNNs) to learn complex coordination strategies. However, most current approaches use minor variants of a Graph Convolutional Network (GCN), which applies…

机器学习 · 计算机科学 2023-02-28 Ryan Kortvelesy , Amanda Prorok

Spatial Crowdsourcing (SC) is gaining traction in both academia and industry, with tasks on SC platforms becoming increasingly complex and requiring collaboration among workers with diverse skills. Recent research works address complex…

人工智能 · 计算机科学 2024-10-22 Yong Zhao , Zhengqiu Zhu , Chen Gao , En Wang , Jincai Huang , Fei-Yue Wang

The application of deep reinforcement learning in multi-agent systems introduces extra challenges. In a scenario with numerous agents, one of the most important concerns currently being addressed is how to develop sufficient collaboration…

人工智能 · 计算机科学 2022-10-12 Bin Zhang , Yunpeng Bai , Zhiwei Xu , Dapeng Li , Guoliang Fan

The prosperous development of e-commerce has spawned diverse recommendation systems. As a matter of fact, there exist rich and complex interactions among various types of nodes in real-world recommendation systems, which can be constructed…

社会与信息网络 · 计算机科学 2020-09-03 Jinghan Shi , Houye Ji , Chuan Shi , Xiao Wang , Zhiqiang Zhang , Jun Zhou

Large Language Models (LLMs) have demonstrated remarkable abilities in various language tasks, making them promising candidates for decision-making in robotics. Inspired by Hierarchical Reinforcement Learning (HRL), we propose…

机器人学 · 计算机科学 2024-10-07 Chuanneng Sun , Songjun Huang , Dario Pompili

We draw upon a previously largely untapped literature on human collective intelligence as a source of inspiration for improving deep learning. Implicit in many algorithms that attempt to solve Deep Reinforcement Learning (DRL) tasks is the…

人工智能 · 计算机科学 2019-02-18 Dhaval Adjodah , Dan Calacci , Yan Leng , Peter Krafft , Esteban Moro , Alex Pentland

Graph Retrieval-Augmented Generation (GraphRAG) has emerged as a promising paradigm that organizes external knowledge into structured graphs of entities and relations, enabling large language models (LLMs) to perform complex reasoning…

计算与语言 · 计算机科学 2026-04-14 Jinyoung Park , Sanghyeok Lee , Omar Zia Khan , Hyunwoo J. Kim , Joo-Kyung Kim

This paper describes a Hierarchical Composition Recurrent Network (HCRN) consisting of a 3-level hierarchy of compositional models: character, word and sentence. This model is designed to overcome two problems of representing a sentence on…

计算与语言 · 计算机科学 2016-06-06 Geonmin Kim , Hwaran Lee , Jisu Choi , Soo-young Lee

We address the problem of learning hierarchical deep neural network policies for reinforcement learning. In contrast to methods that explicitly restrict or cripple lower layers of a hierarchy to force them to use higher-level modulating…

机器学习 · 计算机科学 2018-09-05 Tuomas Haarnoja , Kristian Hartikainen , Pieter Abbeel , Sergey Levine

Solving robotic navigation tasks via reinforcement learning (RL) is challenging due to their sparse reward and long decision horizon nature. However, in many navigation tasks, high-level (HL) task representations, like a rough floor plan,…

机器人学 · 计算机科学 2021-11-08 Jan Wöhlke , Felix Schmitt , Herke van Hoof

In heterogeneous networks (HetNets), the overlap of small cells and the macro cell causes severe cross-tier interference. Although there exist some approaches to address this problem, they usually require global channel state information,…

系统与控制 · 电气工程与系统科学 2022-12-16 Kaidi Xu , Nguyen Van Huynh , Geoffrey Ye Li

Recent advances in Deep Reinforcement Learning (DRL) have largely focused on improving the performance of agents with the aim of replacing humans in known and well-defined environments. The use of these techniques as a game design tool for…

机器学习 · 计算机科学 2020-12-08 Alessandro Sestini , Alexander Kuhnle , Andrew D. Bagdanov

Deep Reinforcement Learning (DRL) has shown a dramatic improvement in decision-making and automated control problems. Consequently, DRL represents a promising technique to efficiently solve many relevant optimization problems (e.g.,…

网络与互联网体系结构 · 计算机科学 2022-10-10 Paul Almasan , José Suárez-Varela , Krzysztof Rusek , Pere Barlet-Ros , Albert Cabellos-Aparicio

Hierarchical Reinforcement Learning (HRL) is a promising approach for managing task complexity across multiple levels of abstraction and accelerating long-horizon agent exploration. However, the effectiveness of hierarchical policies…

机器学习 · 计算机科学 2025-06-24 Xianghua Zeng , Hao Peng , Dingli Su , Angsheng Li

Ultra-reliable low latency communications (URLLC) service is envisioned to enable use cases with strict reliability and latency requirements in 5G. One approach for enabling URLLC services is to leverage Reinforcement Learning (RL) to…

系统与控制 · 电气工程与系统科学 2023-07-26 Wei Shi , Milad Ganjalizadeh , Hossein Shokri Ghadikolaei , Marina Petrova

Recent years have witnessed the emergence and flourishing of hierarchical graph pooling neural networks (HGPNNs) which are effective graph representation learning approaches for graph level tasks such as graph classification. However,…

机器学习 · 计算机科学 2020-12-14 Haoteng Tang , Guixiang Ma , Lifang He , Heng Huang , Liang Zhan