English
Related papers

Related papers: In-Air Imaging Sonar Sensor Network with Real-Time…

200 papers

Imaging sonar produces clear images in underwater environments, independent of water turbidity and lighting conditions. The next generation 2D forward looking sonars are compact in size and able to generate high-resolution images which…

Robotics · Computer Science 2024-02-27 Yusheng Wang , Chujie Wu , Yonghoon Ji , Hiroshi Tsuchiya , Hajime Asama , Atsushi Yamashita

This paper describes how advanced deep learning based computer vision algorithms are applied to enable real-time on-board sensor processing for small UAVs. Four use cases are considered: target detection, classification and localization,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Alessandro Palmas , Pietro Andronico

Driven by the increasingly serious air pollution problem, the monitoring of air quality has gained much attention in both theoretical studies and practical implementations. In this paper, we present the architecture, implementation and…

Other Computer Science · Computer Science 2019-02-28 Zhiwen Hu , Zixuan Bai , Kaigui Bian , Tao Wang , Lingyang Song

Signal processing is a fundamental component of almost any sensor-enabled system, with a wide range of applications across different scientific disciplines. Time series data, images, and video sequences comprise representative forms of…

Autonomous navigation in unstructured off-road environments is greatly improved by semantic scene understanding. Conventional image processing algorithms are difficult to implement and lack robustness due to a lack of structure and high…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Anthony Medellin , Anant Bhamri , Reza Langari , Swaminathan Gopalswamy

Image semantic segmentation aims at the pixel-level classification of images, which has requirements for both accuracy and speed in practical application. Existing semantic segmentation methods mainly rely on the high-resolution input to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-07 Tianjiao Jiang , Yi Jin , Tengfei Liang , Xu Wang , Yidong Li

This paper proposes a method that combines the style transfer technique and the learned descriptor to enhance the matching performances of underwater sonar images. In the field of underwater vision, sonar is currently the most effective…

Computer Vision and Pattern Recognition · Computer Science 2021-08-30 Xiaoteng Zhou , Changli Yu , Xin Yuan , Citong Luo

Augmented Reality is a topic of foremost interest nowadays. Its main goal is to seamlessly blend virtual content in real-world scenes. Due to the lack of computational power in mobile devices, rendering a virtual object with high-quality,…

Computer Vision and Pattern Recognition · Computer Science 2018-09-24 Rafael Monroy , Matis Hudon , Aljosa Smolic

The purpose of this paper is to explore a new way of autonomous mapping. Current systems using perception techniques like LAZER or SONAR use probabilistic methods and have a drawback of allowing considerable uncertainty in the mapping…

Robotics · Computer Science 2013-12-16 Amiraj Dhawan , Parag Oak , Rahul Mishra , George Puthanpurackal

The aerial manipulator (AM) is a systematic operational robotic platform in high standard on algorithm robustness. Directly deploying the algorithms to the practical system will take numerous trial and error costs and even cause destructive…

Robotics · Computer Science 2021-03-22 Fengyu Quan , Huisheng Huang , Hongjie Zeng , Haoyao Chen , Yunhui Liu

We introduce DeepIR, a new thermal image processing framework that combines physically accurate sensor modeling with deep network-based image representation. Our key enabling observations are that the images captured by thermal sensors can…

Image and Video Processing · Electrical Eng. & Systems 2021-08-27 Vishwanath Saragadam , Akshat Dave , Ashok Veeraraghavan , Richard Baraniuk

Internet of Things (IoT) employs a large number of spatially distributed wireless sen-sors to monitor physical environments, e.g., temperature, humidity, and air pressure, have found wide applications including environmental monitoring,…

Applied Physics · Physics 2018-05-16 Xiangyi Xu , Weijian Chen , Guangming Zhao , Yihang Li , Chenyang Lu , Lan Yang

Imaging and Image sensors is a field that is continuously evolving. There are new products coming into the market every day. Some of these have very severe Size, Weight and Power constraints whereas other devices have to handle very high…

Computer Vision and Pattern Recognition · Computer Science 2016-04-01 Nihar Athreyas , Zhiguo Lai , Jai Gupta , Dev Gupta

The development, benchmarking and validation of aerial Persistent Surveillance (PS) algorithms requires access to specialist Wide Area Aerial Surveillance (WAAS) datasets. Such datasets are difficult to obtain and are often extremely large…

Other Computer Science · Computer Science 2018-03-14 Elias J Griffith , Chinmaya Mishra , Jason F. Ralph , Simon Maskell

We propose a novel visual localization and navigation framework for real-world environments directly integrating observed visual information into the bird-eye-view map. While the renderable neural radiance map (RNR-Map) shows considerable…

Image and Video Processing · Electrical Eng. & Systems 2024-10-10 Minsoo Kim , Obin Kwon , Howoong Jun , Songhwai Oh

The unique cost, flexibility, speed, and efficiency of modern UAVs make them an attractive choice in many applications in contemporary society. This, however, causes an ever-increasing number of reported malicious or accidental incidents,…

Artificial Intelligence · Computer Science 2024-10-22 Nikos Sakellariou , Antonios Lalas , Konstantinos Votis , Dimitrios Tzovaras

This paper presents a novel software-based approach to stabilizing the acoustic images for in-air 3D sonars. Due to uneven terrain, traditional static beamforming techniques can be misaligned, causing inaccurate measurements and imaging…

Robotics · Computer Science 2024-12-23 Wouter Jansen , Dennis Laurijssen , Jan Steckel

The growing demand for robust scene understanding in mobile robotics and autonomous driving has highlighted the importance of integrating multiple sensing modalities. By combining data from diverse sensors like cameras and LIDARs, fusion…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Depanshu Sani , Saket Anand

As photonic technologies continue to grow in multidimensional aspects, integrated photonics holds a unique position and continuously presents enormous possibilities to research communities. Applications span across data centers,…

Synthetic aperture imaging systems achieve constant azimuth resolution by coherently summating the observations acquired along the aperture path. At this aim, their locations have to be known with subwavelength accuracy. In underwater…

Systems and Control · Computer Science 2017-07-27 Salvatore Caporale , Yvan Petillot