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In the Vision-and-Language Navigation task, the embodied agent follows linguistic instructions and navigates to a specific goal. It is important in many practical scenarios and has attracted extensive attention from both computer vision and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-27 Sinan Tan , Mengmeng Ge , Di Guo , Huaping Liu , Fuchun Sun

As the real propagation environment becomes in creasingly complex and dynamic, millimeter wave beam prediction faces huge challenges. However, the powerful cross modal representation capability of vision-language model (VLM) provides a…

Signal Processing · Electrical Eng. & Systems 2025-08-18 Ji Wang , Bin Tang , Jian Xiao , Qimei Cui , Xingwang Li , Tony Q. S. Quek

Self-supervised learning of graph neural networks (GNNs) aims to learn an accurate representation of the graphs in an unsupervised manner, to obtain transferable representations of them for diverse downstream tasks. Predictive learning and…

Machine Learning · Computer Science 2022-10-11 Dongki Kim , Jinheon Baek , Sung Ju Hwang

Pursuing realistic results according to human visual perception is the central concern in the image transformation tasks. Perceptual learning approaches like perceptual loss are empirically powerful for such tasks but they usually rely on…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Kangfu Mei , Yao Lu , Qiaosi Yi , Haoyu Wu , Juncheng Li , Rui Huang

Vision-and-Language Navigation (VLN) aims to navigate to the target location by following a given instruction. Unlike existing methods focused on predicting a more accurate action at each step in navigation, in this paper, we make the first…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Chongyang Zhao , Yuankai Qi , Qi Wu

We consider the problem of Vision-and-Language Navigation (VLN). The majority of current methods for VLN are trained end-to-end using either unstructured memory such as LSTM, or using cross-modal attention over the egocentric observations…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Georgios Georgakis , Karl Schmeckpeper , Karan Wanchoo , Soham Dan , Eleni Miltsakaki , Dan Roth , Kostas Daniilidis

Vision-and-Language Navigation (VLN) requires agents to accurately perceive complex visual environments and reason over navigation instructions and histories. However, existing methods passively process redundant visual inputs and treat all…

Robotics · Computer Science 2026-03-17 Wei Xue , Mingcheng Li , Xuecheng Wu , Jingqun Tang , Dingkang Yang , Lihua Zhang

Vision-and-language navigation (VLN) is the task to enable an embodied agent to navigate to a remote location following the natural language instruction in real scenes. Most of the previous approaches utilize the entire features or…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Xiangyang Li , Zihan Wang , Jiahao Yang , Yaowei Wang , Shuqiang Jiang

Convolutional Neural Networks (CNNs) are vulnerable to misclassifying images when small perturbations are present. With the increasing prevalence of CNNs in self-driving cars, it is vital to ensure these algorithms are robust to prevent…

Computer Vision and Pattern Recognition · Computer Science 2022-02-17 Aakash Kumar

Understanding and following directions provided by humans can enable robots to navigate effectively in unknown situations. We present FollowNet, an end-to-end differentiable neural architecture for learning multi-modal navigation policies.…

Robotics · Computer Science 2018-09-20 Pararth Shah , Marek Fiser , Aleksandra Faust , J. Chase Kew , Dilek Hakkani-Tur

In recent years, Convolutional Neural Networks (CNNs) have enabled significant advancements to the state-of-the-art in computer vision. For classification tasks, CNNs have widely employed probabilistic output and have shown the significance…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Muhammad Asad , Rilwan Basaru , S M Masudur Rahman Al Arif , Greg Slabaugh

This paper proposes a novel adaptive guidance system developed using reinforcement meta-learning with a recurrent policy and value function approximator. The use of recurrent network layers allows the deployed policy to adapt real time to…

Systems and Control · Computer Science 2020-02-19 Brian Gaudet , Richard Linares , Roberto Furfaro

Visual perception tasks often require vast amounts of labelled data, including 3D poses and image space segmentation masks. The process of creating such training data sets can prove difficult or time-intensive to scale up to efficacy for…

Robotics · Computer Science 2022-08-03 Xiaotong Chen , Huijie Zhang , Zeren Yu , Stanley Lewis , Odest Chadwicke Jenkins

Accuracy of many visiolinguistic tasks has benefited significantly from the application of vision-and-language(V&L) BERT. However, its application for the task of vision-and-language navigation (VLN) remains limited. One reason for this is…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Yicong Hong , Qi Wu , Yuankai Qi , Cristian Rodriguez-Opazo , Stephen Gould

Existing Vision-Language Navigation (VLN) agents based on Large Vision-Language Models (LVLMs) often suffer from perception errors, reasoning errors, and planning errors, which significantly hinder their navigation performance. To address…

Machine Learning · Computer Science 2025-12-03 Zhengcheng Wang , Zichuan Lin , Yijun Yang , Haobo Fu , Deheng Ye

Reinforcement Learning from Verifiable Rewards (RLVR) has been widely adopted as the de facto method for enhancing the reasoning capabilities of large language models and has demonstrated notable success in verifiable domains like math and…

Computation and Language · Computer Science 2025-06-24 Jeff Da , Clinton Wang , Xiang Deng , Yuntao Ma , Nikhil Barhate , Sean Hendryx

Vision-language models (VLMs) such as CLIP demonstrate strong performance but struggle when adapted to downstream tasks. Prompt learning has emerged as an efficient and effective strategy to adapt VLMs while preserving their pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Xiwen Chen , Wenhui Zhu , Peijie Qiu , Hao Wang , Huayu Li , Haiyu Wu , Aristeidis Sotiras , Yalin Wang , Abolfazl Razi

Contrastive learning models have demonstrated impressive abilities to capture semantic similarities by aligning representations in the embedding space. However, their performance can be limited by the quality of the training data and its…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Amirabbas Afzali , Borna Khodabandeh , Ali Rasekh , Mahyar JafariNodeh , Sepehr kazemi , Simon Gottschalk

Deep Learning has revolutionized our ability to solve complex problems such as Vision-and-Language Navigation (VLN). This task requires the agent to navigate to a goal purely based on visual sensory inputs given natural language…

Robotics · Computer Science 2021-04-22 Muhammad Zubair Irshad , Chih-Yao Ma , Zsolt Kira

Vision-and-Language Navigation (VLN) in continuous environments requires agents to interpret natural language instructions while navigating unconstrained 3D spaces. Existing VLN-CE frameworks rely on a two-stage approach: a waypoint…

Robotics · Computer Science 2025-06-18 Xiangyu Shi , Zerui Li , Wenqi Lyu , Jiatong Xia , Feras Dayoub , Yanyuan Qiao , Qi Wu