berkeley_gnm_recon

  • Keterangan :

navigasi off-road

Membelah Contoh
'train' 11.834
  • Struktur fitur :
FeaturesDict({
    'episode_metadata': FeaturesDict({
        'file_path': Text(shape=(), dtype=string),
    }),
    'steps': Dataset({
        'action': Tensor(shape=(2,), dtype=float64, description=Robot action, consists of 2x position),
        'action_angle': Tensor(shape=(3,), dtype=float64, description=Robot action, consists of 2x position, 1x yaw),
        'discount': Scalar(shape=(), dtype=float64, description=Discount if provided, default to 1.),
        'is_first': bool,
        'is_last': bool,
        'is_terminal': bool,
        'language_embedding': Tensor(shape=(512,), dtype=float32, description=Kona language embedding. See https://tfhub.dev/google/universal-sentence-encoder-large/5),
        'language_instruction': Text(shape=(), dtype=string),
        'observation': FeaturesDict({
            'image': Image(shape=(120, 160, 3), dtype=uint8, description=Main camera RGB observation.),
            'position': Tensor(shape=(2,), dtype=float64, description=Robot position),
            'state': Tensor(shape=(3,), dtype=float64, description=Robot state, consists of [2x position, 1x yaw]),
            'yaw': Tensor(shape=(1,), dtype=float64, description=Robot yaw),
        }),
        'reward': Scalar(shape=(), dtype=float64, description=Reward if provided, 1 on final step for demos.),
    }),
})
  • Dokumentasi fitur :
Fitur Kelas Membentuk Tipe D Keterangan
FiturDict
episode_metadata FiturDict
episode_metadata/file_path Teks rangkaian Jalur ke file data asli.
tangga Kumpulan data
langkah/tindakan Tensor (2,) float64 Aksi robot, terdiri dari 2x posisi
langkah/aksi_sudut Tensor (3,) float64 Aksi robot, terdiri dari 2x posisi, 1x yaw
langkah/diskon Skalar float64 Diskon jika disediakan, defaultnya adalah 1.
langkah/adalah_pertama Tensor bodoh
langkah/adalah_terakhir Tensor bodoh
langkah/is_terminal Tensor bodoh
langkah/bahasa_penyematan Tensor (512,) float32 Penyematan bahasa Kona. Lihat https://tfhub.dev/google/universal-sentence-encoder-large/5
langkah/bahasa_instruksi Teks rangkaian Instruksi Bahasa.
langkah/pengamatan FiturDict
langkah/pengamatan/gambar Gambar (120, 160, 3) uint8 Pengamatan RGB kamera utama.
langkah/pengamatan/posisi Tensor (2,) float64 Posisi robot
langkah/pengamatan/keadaan Tensor (3,) float64 Keadaan robot, terdiri dari [2x posisi, 1x yaw]
langkah/pengamatan/yaw Tensor (1,) float64 Robot menguap
langkah/hadiah Skalar float64 Hadiah jika diberikan, 1 pada langkah terakhir untuk demo.
  • Kutipan :
@inproceedings{
shah2021rapid,
title={ {Rapid Exploration for Open-World Navigation with Latent Goal Models} },
author={Dhruv Shah and Benjamin Eysenbach and Nicholas Rhinehart and Sergey Levine},
booktitle={5th Annual Conference on Robot Learning },
year={2021},
url={https://openreview.net/forum?id=d_SWJhyKfVw}
}