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Achieving robust locomotion on complex terrains remains a challenge due to high dimensional control and environmental uncertainties. This paper introduces a teacher prior framework based on the teacher student paradigm, integrating…

Robotics · Computer Science 2025-06-26 Fangcheng Jin , Yuqi Wang , Peixin Ma , Guodong Yang , Pan Zhao , En Li , Zhengtao Zhang

A major challenge for reinforcement learning is automatically generating curricula to reduce training time or improve performance in some target task. We introduce SEBNs (Skill-Environment Bayesian Networks) which model a probabilistic…

Artificial Intelligence · Computer Science 2025-02-24 Vincent Hsiao , Mark Roberts , Laura M. Hiatt , George Konidaris , Dana Nau

Pseudo-rehearsal allows neural networks to learn a sequence of tasks without forgetting how to perform in earlier tasks. Preventing forgetting is achieved by introducing a generative network which can produce data from previously seen tasks…

Machine Learning · Computer Science 2019-11-28 Craig Atkinson , Brendan McCane , Lech Szymanski , Anthony Robins

A key barrier to using reinforcement learning (RL) in many real-world applications is the requirement of a large number of system interactions to learn a good control policy. Off-policy and Offline RL methods have been proposed to reduce…

Machine Learning · Computer Science 2022-12-02 Wenqi Cui , Linbin Huang , Weiwei Yang , Baosen Zhang

Achieving robust performance is crucial when applying deep reinforcement learning (RL) in safety critical systems. Some of the state of the art approaches try to address the problem with adversarial agents, but these agents often require…

Machine Learning · Computer Science 2022-02-18 Yeeho Song , Jeff Schneider

Many relevant tasks require an agent to reach a certain state, or to manipulate objects into a desired configuration. For example, we might want a robot to align and assemble a gear onto an axle or insert and turn a key in a lock. These…

Artificial Intelligence · Computer Science 2018-07-24 Carlos Florensa , David Held , Markus Wulfmeier , Michael Zhang , Pieter Abbeel

Recently reinforcement learning (RL) has emerged as a promising approach for quadrupedal locomotion, which can save the manual effort in conventional approaches such as designing skill-specific controllers. However, due to the complex…

Robotics · Computer Science 2021-09-17 Haojie Shi , Bo Zhou , Hongsheng Zeng , Fan Wang , Yueqiang Dong , Jiangyong Li , Kang Wang , Hao Tian , Max Q. -H. Meng

Convolutional Neural Networks (CNNs) have shown impressive performance in computer vision tasks such as image classification, detection, and segmentation. Moreover, recent work in Generative Adversarial Networks (GANs) has highlighted the…

Machine Learning · Computer Science 2021-01-06 Samarth Sinha , Animesh Garg , Hugo Larochelle

When humans perform inductive learning, they often enhance the process with background knowledge. With the increasing availability of well-formed collaborative knowledge bases, the performance of learning algorithms could be significantly…

Artificial Intelligence · Computer Science 2018-02-02 Lior Friedman , Shaul Markovitch

Continual learning refers to the ability of humans and animals to incrementally learn over time in a given environment. Trying to simulate this learning process in machines is a challenging task, also due to the inherent difficulty in…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Enrico Meloni , Alessandro Betti , Lapo Faggi , Simone Marullo , Matteo Tiezzi , Stefano Melacci

Curriculum learning--ordering training examples in a sequence to aid machine learning--takes inspiration from human learning, but has not gained widespread acceptance. Static strategies for scoring item difficulty rely on indirect proxy…

Machine Learning · Computer Science 2026-03-17 Zhenwei Tang , Amogh Inamdar , Ashton Anderson , Richard Zemel

Sketch-based terrain generation seeks to create realistic landscapes for virtual environments in various applications such as computer games, animation and virtual reality. Recently, deep learning based terrain generation has emerged,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Zexin Hu , Kun Hu , Clinton Mo , Lei Pan , Zhiyong Wang

We propose a unified deep learning framework for the generation and analysis of driving scenario trajectories, and validate its effectiveness in a principled way. To model and generate scenarios of trajectories with different lengths, we…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Andreas Demetriou , Henrik Alfsvåg , Sadegh Rahrovani , Morteza Haghir Chehreghani

Reinforcement Learning is a mature technology, often suggested as a potential route towards Artificial General Intelligence, with the ambitious goal of replicating the wide range of abilities found in natural and artificial intelligence,…

Machine Learning · Computer Science 2025-11-25 Markus D. Solbach , John K. Tsotsos

Reinforcement learning has emerged as a paradigm for post-training large language models, boosting their reasoning capabilities. Such approaches compute an advantage value for each sample, reflecting better or worse performance than…

Computation and Language · Computer Science 2025-12-16 Changpeng Yang , Jinyang Wu , Yuchen Liu , Shuai Zhang , Yang Li , Qiliang Liang , Hongzhen Wang , Shuai Nie , Jiaming Xu , Runyu Shi , Ying Huang , Guoquan Zhang

Training generative models like Generative Adversarial Network (GAN) is challenging for noisy data. A novel curriculum learning algorithm pertaining to clustering is proposed to address this issue in this paper. The curriculum construction…

Machine Learning · Computer Science 2019-09-27 Deli Zhao , Jiapeng Zhu , Zhenfang Guo , Bo Zhang

Current reinforcement learning algorithms train an agent using forward-generated trajectories, which provide little guidance so that the agent can explore as much as possible. While realizing the value of reinforcement learning results from…

Artificial Intelligence · Computer Science 2023-09-06 KyungMin Ko

Reinforcement learning (RL) has emerged as a powerful paradigm for improving large language models beyond supervised fine-tuning, yet sustaining performance gains at scale remains an open challenge, as data diversity and structure, rather…

Machine Learning · Computer Science 2026-03-26 Cansu Sancaktar , David Zhang , Gabriel Synnaeve , Taco Cohen

Deep reinforcement learning (RL) has shown impressive results in a variety of domains, learning directly from high-dimensional sensory streams. However, when neural networks are trained in a fixed environment, such as a single level in a…

Machine Learning · Computer Science 2018-11-30 Niels Justesen , Ruben Rodriguez Torrado , Philip Bontrager , Ahmed Khalifa , Julian Togelius , Sebastian Risi

Off-road navigation on vertically challenging terrain, involving steep slopes and rugged boulders, presents significant challenges for wheeled robots both at the planning level to achieve smooth collision-free trajectories and at the…

Robotics · Computer Science 2024-10-29 Tong Xu , Chenhui Pan , Xuesu Xiao