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Vision language tasks, such as answering questions about or generating captions that describe an image, are difficult tasks for computers to perform. A relatively recent body of research has adapted the pretrained transformer architecture…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Clayton Fields , Casey Kennington

Vision-language retrieval is an important multi-modal learning topic, where the goal is to retrieve the most relevant visual candidate for a given text query. Recently, pre-trained models, e.g., CLIP, show great potential on retrieval…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Haojun Jiang , Jianke Zhang , Rui Huang , Chunjiang Ge , Zanlin Ni , Shiji Song , Gao Huang

Successful methods for unsupervised neural machine translation (UNMT) employ crosslingual pretraining via self-supervision, often in the form of a masked language modeling or a sequence generation task, which requires the model to align the…

计算与语言 · 计算机科学 2021-04-15 Alexandra Chronopoulou , Dario Stojanovski , Alexander Fraser

Moving in dynamic pedestrian environments is one of the important requirements for autonomous mobile robots. We present a model-based reinforcement learning approach for robots to navigate through crowded environments. The navigation policy…

机器人学 · 计算机科学 2020-11-10 Yuxiang Cui , Haodong Zhang , Yue Wang , Rong Xiong

Visual navigation is a core capability for mobile robots, yet end-to-end learning-based methods often struggle with generalization and safety in unseen, cluttered, or narrow environments. These limitations are especially pronounced in dense…

机器人学 · 计算机科学 2026-03-03 Lingjie Zhang , Zeyu Jiang , Changhao Chen

Language-conditioned robot manipulation is an emerging field aimed at enabling seamless communication and cooperation between humans and robotic agents by teaching robots to comprehend and execute instructions conveyed in natural language.…

Robot social navigation needs to adapt to different human factors and environmental contexts. However, since these factors and contexts are difficult to predict and cannot be exhaustively enumerated, traditional learning-based methods have…

机器人学 · 计算机科学 2025-03-17 Iaroslav Okunevich , Alexandre Lombard , Tomas Krajnik , Yassine Ruichek , Zhi Yan

We present a new problem: grounding natural language instructions to mobile user interface actions, and create three new datasets for it. For full task evaluation, we create PIXELHELP, a corpus that pairs English instructions with actions…

计算与语言 · 计算机科学 2020-06-08 Yang Li , Jiacong He , Xin Zhou , Yuan Zhang , Jason Baldridge

In the Vision-and-Language Navigation (VLN) task an embodied agent navigates a 3D environment, following natural language instructions. A challenge in this task is how to handle 'off the path' scenarios where an agent veers from a reference…

计算机视觉与模式识别 · 计算机科学 2021-10-01 Sonia Raychaudhuri , Saim Wani , Shivansh Patel , Unnat Jain , Angel X. Chang

Cross-lingual transfer of word embeddings aims to establish the semantic mappings among words in different languages by learning the transformation functions over the corresponding word embedding spaces. Successfully solving this problem…

计算与语言 · 计算机科学 2018-09-12 Ruochen Xu , Yiming Yang , Naoki Otani , Yuexin Wu

Path planning is usually solved by addressing either the (high-level) route planning problem (waypoint sequencing to achieve the final goal) or the (low-level) path planning problem (trajectory prediction between two waypoints avoiding…

机器人学 · 计算机科学 2026-04-21 Daniel Fuertes , Andrea Cavallaro , Carlos R. del-Blanco , Fernando Jaureguizar , Narciso García

Object Goal Navigation (ObjectNav) task is to navigate an agent to an object category in unseen environments without a pre-built map. In this paper, we solve this task by predicting the distance to the target using semantically-related…

机器人学 · 计算机科学 2022-07-14 Minzhao Zhu , Binglei Zhao , Tao Kong

Construction robotics increasingly relies on natural language processing for task execution, creating a need for robust methods to interpret commands in complex, dynamic environments. While existing research primarily focuses on what tasks…

机器人学 · 计算机科学 2025-01-30 Mani Amani , Reza Akhavian

Autonomous navigation in unknown environments requires multi-scale spatial understanding that captures geometric details, topological connectivity, and global structure to support high-level decision making under partial observability.…

机器人学 · 计算机科学 2026-04-22 Kuankuan Sima , Longbin Tang , Zhenyu Yang , Haozhe Ma , Lin Zhao

This paper proposes an end-to-end deep reinforcement learning approach for mobile robot navigation with dynamic obstacles avoidance. Using experience collected in a simulation environment, a convolutional neural network (CNN) is trained to…

机器人学 · 计算机科学 2020-02-12 Guangda Chen , Lifan Pan , Yu'an Chen , Pei Xu , Zhiqiang Wang , Peichen Wu , Jianmin Ji , Xiaoping Chen

To complete a complex task where a robot navigates to a goal object and fetches it, the robot needs to have a good understanding of the instructions and the surrounding environment. Large pre-trained models have shown capabilities to…

机器人学 · 计算机科学 2024-08-21 Yu Li , Dayou Li , Chenkun Zhao , Ruifeng Wang , Ran Song , Wei Zhang

In human environments, robots are expected to accomplish a variety of manipulation tasks given simple natural language instructions. Yet, robotic manipulation is extremely challenging as it requires fine-grained motor control, long-term…

机器人学 · 计算机科学 2022-12-20 Pierre-Louis Guhur , Shizhe Chen , Ricardo Garcia , Makarand Tapaswi , Ivan Laptev , Cordelia Schmid

Quadrupedal robots have demonstrated exceptional locomotion capabilities through Reinforcement Learning (RL), including extreme parkour maneuvers. However, integrating locomotion skills with navigation in quadrupedal robots has not been…

机器人学 · 计算机科学 2025-09-09 Dewei Wang , Chenjia Bai , Chenhui Li , Jiyuan Shi , Yan Ding , Chi Zhang , Bin Zhao

Vision-and-language navigation requires an agent to navigate through a real 3D environment following natural language instructions. Despite significant advances, few previous works are able to fully utilize the strong correspondence between…

计算机视觉与模式识别 · 计算机科学 2020-10-06 Yicong Hong , Cristian Rodriguez-Opazo , Qi Wu , Stephen Gould

Navigation is a must-have skill for any mobile robot. A core challenge in navigation is the need to account for an ample number of possible configurations of environment and navigation contexts. We claim that a mobile robot should be able…

机器人学 · 计算机科学 2023-11-14 Amar Halilovic , Senka Krivic