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相关论文: Effective Exploration Based on the Structural Info…

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Despite the remarkable success of large large-scale neural networks, we still lack unified notation for thinking about and describing their representational spaces. We lack methods to reliably describe how their representations are…

机器学习 · 计算机科学 2025-06-02 Henry Conklin

With expansive state-action spaces, efficient multi-agent exploration remains a longstanding challenge in reinforcement learning. Although pursuing novelty, diversity, or uncertainty attracts increasing attention, redundant efforts brought…

人工智能 · 计算机科学 2024-10-04 Yun Qu , Boyuan Wang , Yuhang Jiang , Jianzhun Shao , Yixiu Mao , Cheems Wang , Chang Liu , Xiangyang Ji

Animals have a developed ability to explore that aids them in important tasks such as locating food, exploring for shelter, and finding misplaced items. These exploration skills necessarily track where they have been so that they can plan…

机器学习 · 计算机科学 2023-06-27 Arnav Kumar Jain , Lucas Lehnert , Irina Rish , Glen Berseth

Exploration remains a significant challenge in reinforcement learning, especially in environments where extrinsic rewards are sparse or non-existent. The recent rise of foundation models, such as CLIP, offers an opportunity to leverage…

人工智能 · 计算机科学 2024-11-26 Alain Andres , Javier Del Ser

Directed Exploration is a crucial challenge in reinforcement learning (RL), especially when rewards are sparse. Information-directed sampling (IDS), which optimizes the information ratio, seeks to do so by augmenting regret with information…

机器学习 · 计算机科学 2023-09-20 Souradip Chakraborty , Amrit Singh Bedi , Alec Koppel , Mengdi Wang , Furong Huang , Dinesh Manocha

Realistic environments often provide agents with very limited feedback. When the environment is initially unknown, the feedback, in the beginning, can be completely absent, and the agents may first choose to devote all their effort on…

Collaborative multi-agent exploration of unknown environments is crucial for search and rescue operations. Effective real-world deployment must address challenges such as limited inter-agent communication and static and dynamic obstacles.…

机器人学 · 计算机科学 2024-12-31 Gabriele Calzolari , Vidya Sumathy , Christoforos Kanellakis , George Nikolakopoulos

In reinforcement learning (RL), an agent must explore an initially unknown environment in order to learn a desired behaviour. When RL agents are deployed in real world environments, safety is of primary concern. Constrained Markov decision…

机器学习 · 计算机科学 2022-06-24 David M. Bossens , Nicholas Bishop

We introduce a new task, MultiMedia Event Extraction (M2E2), which aims to extract events and their arguments from multimedia documents. We develop the first benchmark and collect a dataset of 245 multimedia news articles with extensively…

多媒体 · 计算机科学 2020-05-07 Manling Li , Alireza Zareian , Qi Zeng , Spencer Whitehead , Di Lu , Heng Ji , Shih-Fu Chang

Remote state estimation of large-scale distributed dynamic processes plays an important role in Industry 4.0 applications. In this paper, by leveraging the theoretical results of structural properties of optimal scheduling policies, we…

信息论 · 计算机科学 2024-10-28 Jiazheng Chen , Wanchun Liu , Daniel E. Quevedo , Yonghui Li , Branka Vucetic

Achieving effective test-time scaling requires models to engage in In-Context Exploration -- the intrinsic ability to generate, verify, and refine multiple reasoning hypotheses within a single continuous context. Grounded in State Coverage…

计算与语言 · 计算机科学 2026-02-13 Futing Wang , Jianhao Yan , Yun Luo , Ganqu Cui , Zhi Wang , Xiaoye Qu , Yue Zhang , Yu Cheng , Tao Lin

Tasks with large state space and sparse rewards present a longstanding challenge to reinforcement learning. In these tasks, an agent needs to explore the state space efficiently until it finds a reward. To deal with this problem, the…

机器学习 · 计算机科学 2023-10-16 Jiaheng Hu , Zizhao Wang , Peter Stone , Roberto Martin-Martin

Reasoning is essential for the development of large knowledge graphs, especially for completion, which aims to infer new triples based on existing ones. Both rules and embeddings can be used for knowledge graph reasoning and they have their…

人工智能 · 计算机科学 2019-03-22 Wen Zhang , Bibek Paudel , Liang Wang , Jiaoyan Chen , Hai Zhu , Wei Zhang , Abraham Bernstein , Huajun Chen

Exploration is an extremely challenging problem in reinforcement learning, especially in high dimensional state and action spaces and when only sparse rewards are available. Effective representations can indicate which components of the…

机器学习 · 计算机科学 2019-05-31 Giulia Vezzani , Abhishek Gupta , Lorenzo Natale , Pieter Abbeel

Information extraction (IE) has been studied extensively. The existing methods always follow a fixed extraction order for complex IE tasks with multiple elements to be extracted in one instance such as event extraction. However, we conduct…

计算与语言 · 计算机科学 2024-03-26 Wenhao Huang , Jiaqing Liang , Zhixu Li , Yanghua Xiao , Chuanjun Ji

Information sharing is critical in time-sensitive and realistic multi-robot exploration, especially for smaller robotic teams in large-scale environments where connectivity may be sparse and intermittent. Existing methods often overlook…

机器人学 · 计算机科学 2025-10-22 Derek Ming Siang Tan , Yixiao Ma , Jingsong Liang , Yi Cheng Chng , Yuhong Cao , Guillaume Sartoretti

We present a theoretical study of continual and experiential learning in large language model agents that combine episodic memory with reinforcement learning. We argue that the key mechanism for continual adaptation, without updating model…

人工智能 · 计算机科学 2026-01-30 Jun Wang

The effective training of Large Language Models (LLMs) for function calling faces a critical challenge: balancing exploration of complex reasoning paths with stable policy optimization. Standard methods like Supervised Fine-Tuning (SFT)…

Knowledge extrapolation is the process of inferring novel information by combining and extending existing knowledge that is explicitly available. It is essential for solving complex questions in specialized domains where retrieving…

计算与语言 · 计算机科学 2026-04-03 Jiashu He , Jinxuan Fan , Bowen Jiang , Ignacio Houine , Dan Roth , Alejandro Ribeiro

In recent years Landmark Complexes have been successfully employed for localization-free and metric-free autonomous exploration using a group of sensing-limited and communication-limited robots in a GPS-denied environment. To ensure rapid…

机器人学 · 计算机科学 2022-09-27 Xiatao Sun , Yuwei Wu , Subhrajit Bhattacharya , Vijay Kumar