Search Results for author: Raghu Rajan

Found 7 papers, 5 papers with code

Dreaming of Many Worlds: Learning Contextual World Models Aids Zero-Shot Generalization

1 code implementation16 Mar 2024 Sai Prasanna, Karim Farid, Raghu Rajan, André Biedenkapp

Toward the goal of ZSG to unseen variation in context, we propose the contextual recurrent state-space model (cRSSM), which introduces changes to the world model of the Dreamer (v3) (Hafner et al., 2023).

Zero-shot Generalization

T3VIP: Transformation-based 3D Video Prediction

1 code implementation19 Sep 2022 Iman Nematollahi, Erick Rosete-Beas, Seyed Mahdi B. Azad, Raghu Rajan, Frank Hutter, Wolfram Burgard

To the best of our knowledge, our model is the first generative model that provides an RGB-D video prediction of the future for a static camera.

Hyperparameter Optimization Video Prediction

Automated Reinforcement Learning (AutoRL): A Survey and Open Problems

no code implementations11 Jan 2022 Jack Parker-Holder, Raghu Rajan, Xingyou Song, André Biedenkapp, Yingjie Miao, Theresa Eimer, Baohe Zhang, Vu Nguyen, Roberto Calandra, Aleksandra Faust, Frank Hutter, Marius Lindauer

The combination of Reinforcement Learning (RL) with deep learning has led to a series of impressive feats, with many believing (deep) RL provides a path towards generally capable agents.

AutoML Meta-Learning +2

TempoRL: Learning When to Act

1 code implementation9 Jun 2021 André Biedenkapp, Raghu Rajan, Frank Hutter, Marius Lindauer

Reinforcement learning is a powerful approach to learn behaviour through interactions with an environment.

Q-Learning

On the Importance of Hyperparameter Optimization for Model-based Reinforcement Learning

1 code implementation26 Feb 2021 Baohe Zhang, Raghu Rajan, Luis Pineda, Nathan Lambert, André Biedenkapp, Kurtland Chua, Frank Hutter, Roberto Calandra

We demonstrate that this problem can be tackled effectively with automated HPO, which we demonstrate to yield significantly improved performance compared to human experts.

Hyperparameter Optimization Model-based Reinforcement Learning +2

MDP Playground: Controlling Orthogonal Dimensions of Hardness in Toy Environments

no code implementations28 Sep 2020 Raghu Rajan, Jessica Lizeth Borja Diaz, Suresh Guttikonda, Fabio Ferreira, André Biedenkapp, Frank Hutter

We present MDP Playground, an efficient benchmark for Reinforcement Learning (RL) algorithms with various dimensions of hardness that can be controlled independently to challenge algorithms in different ways and to obtain varying degrees of hardness in generated environments.

OpenAI Gym Reinforcement Learning (RL)

MDP Playground: An Analysis and Debug Testbed for Reinforcement Learning

1 code implementation17 Sep 2019 Raghu Rajan, Jessica Lizeth Borja Diaz, Suresh Guttikonda, Fabio Ferreira, André Biedenkapp, Jan Ole von Hartz, Frank Hutter

We define a parameterised collection of fast-to-run toy environments in OpenAI Gym by varying these dimensions and propose to use these to understand agents better.

OpenAI Gym reinforcement-learning +1

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