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This paper presents a novel approach for the Vision-and-Language Navigation (VLN) task in continuous 3D environments, which requires an autonomous agent to follow natural language instructions in unseen environments. Existing end-to-end…

Vision-and-Language Navigation (VLN) requires an agent to interpret natural language instructions and navigate complex environments. Current approaches often adopt a "black-box" paradigm, where a single Large Language Model (LLM) makes…

Computer Vision and Pattern Recognition · Computer Science 2025-09-11 Chenghao Liu , Zhimu Zhou , Jiachen Zhang , Minghao Zhang , Songfang Huang , Huiling Duan

Incremental decision making in real-world environments is one of the most challenging tasks in embodied artificial intelligence. One particularly demanding scenario is Vision and Language Navigation~(VLN) which requires visual and natural…

Artificial Intelligence · Computer Science 2024-01-25 Raphael Schumann , Wanrong Zhu , Weixi Feng , Tsu-Jui Fu , Stefan Riezler , William Yang Wang

This paper explores training medical vision-language models (VLMs) -- where the visual and language inputs are embedded into a common space -- with a particular focus on scenarios where training data is limited, as is often the case in…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Rhydian Windsor , Amir Jamaludin , Timor Kadir , Andrew Zisserman

LLM-based agents have demonstrated impressive zero-shot performance in vision-language navigation (VLN) task. However, existing LLM-based methods often focus only on solving high-level task planning by selecting nodes in predefined…

Robotics · Computer Science 2024-08-21 Jiaqi Chen , Bingqian Lin , Xinmin Liu , Lin Ma , Xiaodan Liang , Kwan-Yee K. Wong

Understanding how humans leverage semantic knowledge to navigate unfamiliar environments and decide where to explore next is pivotal for developing robots capable of human-like search behaviors. We introduce a zero-shot navigation approach,…

Robotics · Computer Science 2023-12-07 Naoki Yokoyama , Sehoon Ha , Dhruv Batra , Jiuguang Wang , Bernadette Bucher

We present ConVOI, a novel method for autonomous robot navigation in real-world indoor and outdoor environments using Vision Language Models (VLMs). We employ VLMs in two ways: first, we leverage their zero-shot image classification…

This paper investigates the potential of vision-language models (VLMs) to assist people with blindness and low vision (pBLV) in navigation tasks. We evaluate state-of-the-art closed-source models, including GPT-4V, GPT-4o, Gemini-1.5-Pro,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Yu Li , Yuchen Zheng , Giles Hamilton-Fletcher , Marco Mezzavilla , Yao Wang , Sundeep Rangan , Maurizio Porfiri , Zhou Yu , John-Ross Rizzo

Aligning visual features with language embeddings is a key challenge in vision-language models (VLMs). The performance of such models hinges on having a good connector that maps visual features generated by a vision encoder to a shared…

In the Vision-and-Language Navigation (VLN) task, an agent with egocentric vision navigates to a destination given natural language instructions. The act of manually annotating these instructions is timely and expensive, such that many…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Felix Yu , Zhiwei Deng , Karthik Narasimhan , Olga Russakovsky

Effective cross-modal retrieval is essential for applications like information retrieval and recommendation systems, particularly in specialized domains such as manufacturing, where product information often consists of visual samples…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Francesco Giuliari , Asif Khan Pattan , Mohamed Lamine Mekhalfi , Fabio Poiesi

Vision-language models (VLMs) have achieved remarkable success in scene understanding and perception tasks, enabling robots to plan and execute actions adaptively in dynamic environments. However, most multimodal large language models lack…

Robotics · Computer Science 2025-02-14 Guoqin Tang , Qingxuan Jia , Zeyuan Huang , Gang Chen , Ning Ji , Zhipeng Yao

The Vision-and-Language Navigation (VLN) task requires an agent to follow natural language instructions and navigate through complex environments. Existing MLLM-based VLN methods primarily rely on imitation learning (IL) and often use…

Robotics · Computer Science 2025-09-17 Zekai Zhang , Weiye Zhu , Hewei Pan , Xiangchen Wang , Rongtao Xu , Xing Sun , Feng Zheng

Vision-and-language navigation (VLN) enables the agent to navigate to a remote location following the natural language instruction in 3D environments. At each navigation step, the agent selects from possible candidate locations and then…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Zihan Wang , Xiangyang Li , Jiahao Yang , Yeqi Liu , Junjie Hu , Ming Jiang , Shuqiang Jiang

Vision Language Models (VLMs) are increasingly used in autonomous driving to help understand traffic scenes, but they sometimes produce hallucinations, which are false details not grounded in the visual input. Detecting and mitigating…

Robotics · Computer Science 2025-11-11 Keke Long , Jiacheng Guo , Tianyun Zhang , Hongkai Yu , Xiaopeng Li

In this paper, we present a simple, flexible and effective vision-language (VL) tracking pipeline, termed \textbf{MMTrack}, which casts VL tracking as a token generation task. Traditional paradigms address VL tracking task indirectly with…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Yaozong Zheng , Bineng Zhong , Qihua Liang , Guorong Li , Rongrong Ji , Xianxian Li

Zero-shot open-vocabulary object navigation has progressed rapidly with the emergence of large Vision-Language Models (VLMs) and Large Language Models (LLMs), now widely used as high-level decision-makers instead of end-to-end policies.…

Capitalizing on the remarkable advancements in Large Language Models (LLMs), there is a burgeoning initiative to harness LLMs for instruction following robotic navigation. Such a trend underscores the potential of LLMs to generalize…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Gengze Zhou , Yicong Hong , Zun Wang , Xin Eric Wang , Qi Wu

Current large vision-language models (LVLMs) typically employ a connector module to link visual features with text embeddings of large language models (LLMs) and use end-to-end training to achieve multi-modal understanding in a unified…

Artificial Intelligence · Computer Science 2025-08-14 Zixian Guo , Ming Liu , Qilong Wang , Zhilong Ji , Jinfeng Bai , Lei Zhang , Wangmeng Zuo

Vision-language models (VLMs) offer a promising paradigm for image classification by comparing the similarity between images and class embeddings. A critical challenge lies in crafting precise textual representations for class names. While…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Songhao Han , Le Zhuo , Yue Liao , Si Liu