no code implementations • 25 Oct 2024 • Ondrej Biza, Thomas Weng, Lingfeng Sun, Karl Schmeckpeper, Tarik Kelestemur, Yecheng Jason Ma, Robert Platt, Jan-Willem van de Meent, Lawson L. S. Wong
We find that GCR leads to a more-sample efficient RL, enabling model-free RL to solve about twice as many tasks as our baseline reward learning methods.
no code implementations • 17 Dec 2023 • Xinghao Zhu, Devesh K. Jha, Diego Romeres, Lingfeng Sun, Masayoshi Tomizuka, Anoop Cherian
Automating the assembly of objects from their parts is a complex problem with innumerable applications in manufacturing, maintenance, and recycling.
no code implementations • 11 Dec 2023 • Lingfeng Sun, Devesh K. Jha, Chiori Hori, Siddarth Jain, Radu Corcodel, Xinghao Zhu, Masayoshi Tomizuka, Diego Romeres
Designing robotic agents to perform open vocabulary tasks has been the long-standing goal in robotics and AI.
no code implementations • 4 Oct 2023 • Mingxiao Huo, Mingyu Ding, Chenfeng Xu, Thomas Tian, Xinghao Zhu, Yao Mu, Lingfeng Sun, Masayoshi Tomizuka, Wei Zhan
We introduce Task Fusion Decoder as a plug-and-play embedding translator that utilizes the underlying relationships among these perceptual skills to guide the representation learning towards encoding meaningful structure for what's important for all perceptual skills, ultimately empowering learning of downstream robotic manipulation tasks.
no code implementations • 2 Jun 2023 • Lingfeng Sun, Haichao Zhang, Wei Xu, Masayoshi Tomizuka
In this work, we investigate the potential of improving multi-task training and also leveraging it for transferring in the reinforcement learning setting.
1 code implementation • 21 Oct 2022 • Lingfeng Sun, Haichao Zhang, Wei Xu, Masayoshi Tomizuka
However, the gaps between contents and difficulties of different tasks bring us challenges on both which tasks should share the parameters and what parameters should be shared, as well as the optimization challenges due to parameter sharing.
1 code implementation • 21 Apr 2022 • Chenfeng Xu, Tian Li, Chen Tang, Lingfeng Sun, Kurt Keutzer, Masayoshi Tomizuka, Alireza Fathi, Wei Zhan
It is hard to replicate these approaches in trajectory forecasting due to the lack of adequate trajectory data (e. g., 34K samples in the nuScenes dataset).
no code implementations • 28 Mar 2022 • Lingfeng Sun, Chen Tang, Yaru Niu, Enna Sachdeva, Chiho Choi, Teruhisa Misu, Masayoshi Tomizuka, Wei Zhan
To address these issues, we propose a novel approach to avoid KL vanishing and induce an interpretable interactive latent space with pseudo labels.
1 code implementation • 13 Sep 2021 • Zhao-Heng Yin, Lingfeng Sun, Hengbo Ma, Masayoshi Tomizuka, Wu-Jun Li
In this paper, we consider CDIL on a class of similar robots.
no code implementations • 1 Mar 2021 • Zhao-Heng Yin, Lingfeng Sun, Liting Sun, Masayoshi Tomizuka, Wei Zhan
Experiments show that our model can generate diverse interactions in various scenarios.