Search Results for author: Haojun Li

Found 5 papers, 2 papers with code

Multimodal Reward Shaping for Efficient Exploration in Reinforcement Learning

no code implementations19 Jul 2021 Mingqi Yuan, Mon-on Pun, Dong Wang, Yi Chen, Haojun Li

Furthermore, we leverage a variational auto-encoder (VAE) model to capture the life-long novelty of states, which is combined with the global JFI score to form multimodal intrinsic rewards.

Efficient Exploration Fairness +2

Neural Generation Meets Real People: Towards Emotionally Engaging Mixed-Initiative Conversations

no code implementations27 Aug 2020 Ashwin Paranjape, Abigail See, Kathleen Kenealy, Haojun Li, Amelia Hardy, Peng Qi, Kaushik Ram Sadagopan, Nguyet Minh Phu, Dilara Soylu, Christopher D. Manning

At the end of the competition, Chirpy Cardinal progressed to the finals with an average rating of 3. 6/5. 0, a median conversation duration of 2 minutes 16 seconds, and a 90th percentile duration of over 12 minutes.

World Knowledge

A Gaussian Particle Filter Approach for Sensors to Track Multiple Moving Targets

no code implementations11 Jan 2015 Haojun Li

In a variety of problems, the number and state of multiple moving targets are unknown and are subject to be inferred from their measurements obtained by a sensor with limited sensing ability.

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