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Nantas Nardelli

6 accepted papers

2020

Multitask Soft Option Learning

UAI 2020poster

We present Multitask Soft Option Learning (MSOL), a hierarchical multitask framework based on Planning as Inference. MSOL extends the concept of options, using separate variational posteriors for each task, regularized by a shared prior. This “soft” version of options avoids several instabilities du…

2020

The NetHack Learning Environment

NeurIPS 2020poster

Progress in Reinforcement Learning (RL) algorithms goes hand-in-hand with the development of challenging environments that test the limits of current methods. While existing RL environments are either sufficiently complex or based on fast simulation, they are rarely both. Here, we present the NetHac…

2019

Value Propagation Networks

ICLR 2019poster

We present Value Propagation (VProp), a set of parameter-efficient differentiable planning modules built on Value Iteration which can successfully be trained using reinforcement learning to solve unseen tasks, has the capability to generalize to larger map sizes, and can learn to navigate in dynamic…

Cited by 38SourcePDFScholar
2017

Stabilising Experience Replay for Deep Multi-Agent Reinforcement Learning

ICML 2017poster

Many real-world problems, such as network packet routing and urban traffic control, are naturally modeled as multi-agent reinforcement learning (RL) problems. However, existing multi-agent RL methods typically scale poorly in the problem size. Therefore, a key challenge is to translate the success o…

Cited by 819SourcePDFScholar
2015

Counterfactual reasoning about intent for interactive navigation in dynamic environments

IROS 2015poster

Many modern robotics applications require robots to function autonomously in dynamic environments including other decision making agents, such as people or other robots. This calls for fast and scalable interactive motion planning. This requires models that take into consideration the other agent's…

Cited by 32SourceScholar