Search Results for author: Dehong Xu

Found 4 papers, 2 papers with code

Latent Plan Transformer: Planning as Latent Variable Inference

no code implementations7 Feb 2024 Deqian Kong, Dehong Xu, Minglu Zhao, Bo Pang, Jianwen Xie, Andrew Lizarraga, Yuhao Huang, Sirui Xie, Ying Nian Wu

We introduce the Latent Plan Transformer (LPT), a novel model that leverages a latent space to connect a Transformer-based trajectory generator and the final return.

Diverse and Faithful Knowledge-Grounded Dialogue Generation via Sequential Posterior Inference

1 code implementation1 Jun 2023 Yan Xu, Deqian Kong, Dehong Xu, Ziwei Ji, Bo Pang, Pascale Fung, Ying Nian Wu

The capability to generate responses with diversity and faithfulness using factual knowledge is paramount for creating a human-like, trustworthy dialogue system.

Dialogue Generation Response Generation

Conformal Isometry of Lie Group Representation in Recurrent Network of Grid Cells

1 code implementation6 Oct 2022 Dehong Xu, Ruiqi Gao, Wen-Hao Zhang, Xue-Xin Wei, Ying Nian Wu

Recurrent neural networks have been proposed to explain the properties of the grid cells by updating the neural activity vector based on the velocity input of the animal.

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