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We tackle the problem of exploiting Radar for perception in the context of self-driving as Radar provides complementary information to other sensors such as LiDAR or cameras in the form of Doppler velocity. The main challenges of using…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Bin Yang , Runsheng Guo , Ming Liang , Sergio Casas , Raquel Urtasun

We propose an attention mechanism for 3D medical image segmentation. The method, named segmentation-by-detection, is a cascade of a detection module followed by a segmentation module. The detection module enables a region of interest to…

Computer Vision and Pattern Recognition · Computer Science 2017-11-02 Min Tang , Zichen Zhang , Dana Cobzas , Martin Jagersand , Jacob L. Jaremko

In this paper we deal with the linear frequency modulated signals and radar signals that are affected by disturbance which is the inevitable phenomenon in everyday communications. The considered cases represent the cases when the signals of…

Information Theory · Computer Science 2015-02-13 Zoja Vulaj , Faris Kardovic

Synthetic aperture radar (SAR) data is becoming increasingly available to a wide range of users through commercial service providers with resolutions reaching 0.5m/px. Segmenting SAR data still requires skilled personnel, limiting the…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Xiaying Wang , Lukas Cavigelli , Manuel Eggimann , Michele Magno , Luca Benini

Image processing techniques has been widely used in dental researches such as human identification and forensic dentistry, teeth numbering, dental carries detection and periodontal disease analysis. One of the most challenging parts in…

Computer Vision and Pattern Recognition · Computer Science 2021-12-23 Elaheh Hatamimajoumerd , Farshad Tajeripour

Millimeter wave (mmWave) radars have attracted significant attention from both academia and industry due to their capability to operate in extreme weather conditions. However, they face challenges in terms of sparsity and noise…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Ruibin Zhang , Donglai Xue , Yuhan Wang , Ruixu Geng , Fei Gao

Semantic segmentation of aerial imagery is an important tool for mapping and earth observation. However, supervised deep learning models for segmentation rely on large amounts of high-quality labelled data, which is labour-intensive and…

Robotics · Computer Science 2022-09-05 Julius Rückin , Liren Jin , Federico Magistri , Cyrill Stachniss , Marija Popović

Building segmentation is of great importance in the task of remote sensing imagery interpretation. However, the existing semantic segmentation and instance segmentation methods often lead to segmentation masks with blurred boundaries. In…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Qingyu Li , Lichao Mou , Yuansheng Hua , Yao Sun , Pu Jin , Yilei Shi , Xiao Xiang Zhu

Medical image segmentation has become an essential technique in clinical and research-oriented applications. Because manual segmentation methods are tedious, and fully automatic segmentation lacks the flexibility of human intervention or…

Image and Video Processing · Electrical Eng. & Systems 2019-04-24 Kevin Karsch , Qing He , Ye Duan

Segmentation, a useful/powerful technique in pattern recognition, is the process of identifying object outlines within images. There are a number of efficient algorithms for segmentation in Euclidean space that depend on the variational…

Computer Vision and Pattern Recognition · Computer Science 2019-11-12 Xiaohao Cai , Christopher G. R. Wallis , Jennifer Y. H. Chan , Jason D. McEwen

The advancement of multi-channel synthetic aperture radar (SAR) system is considered as an upgraded technology for surveillance activities. SAR sensors onboard provide data for coastal ocean surveillance and a view of the oceanic surface…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Surya Prakash Tiwari , Sudhir Kumar Chaturvedi , Subhrangshu Adhikary , Saikat Banerjee , Sourav Basu

This paper elaborates the signal processing techniques for weather radars and their relative merits with respect to a similar phased array configuration. As will be shown in paper that this sub-aperture based configuration gives spatial…

Signal Processing · Electrical Eng. & Systems 2024-10-18 Mohit Kumar , V Chandrasekar

We present RadarGen, a diffusion model for synthesizing realistic automotive radar point clouds from multi-view camera imagery. RadarGen adapts efficient image-latent diffusion to the radar domain by representing radar measurements in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Tomer Borreda , Fangqiang Ding , Sanja Fidler , Shengyu Huang , Or Litany

Raman spectroscopy is a powerful and non-invasive method for analysis of chemicals and detection of unknown substances. However, Raman signal is so weak that background noise can distort the actual Raman signal. These baseline shifts that…

Signal Processing · Electrical Eng. & Systems 2021-04-28 M. Hamed Mozaffari , Li-Lin Tay

Determining the shape of 3D objects from high-frequency radar signals is analytically complex but critical for commercial and aerospace applications. Previous deep learning methods have been applied to radar modeling; however, they often…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Neel Sortur , Justin Goodwin , Purvik Patel , Luis Enrique Martinez , Tzofi Klinghoffer , Rajmonda S. Caceres , Robin Walters

Image segmentation and image restoration are two important topics in image processing with great achievements. In this paper, we propose a new multiphase segmentation model by combining image restoration and image segmentation models.…

Computer Vision and Pattern Recognition · Computer Science 2014-05-12 Xiaohao Cai

Automatic Extraction of road network from satellite images is a goal that can benefit and even enable new technologies. Methods that combine machine learning (ML) and computer vision have been proposed in recent years which make the task…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Tamal K. Dey , Jiayuan Wang , Yusu Wang

Starting from a variational formulation, we present a model for image segmentation that employs both region statistics and edge information. This combination allows for improved flexibility, making the proposed model suitable to process a…

Analysis of PDEs · Mathematics 2019-10-15 Carlos M. Paniagua Mejia

Prior works have analyzed the performance of millimeter wave automotive radars in the presence of diverse clutter and interference scenarios using stochastic geometry tools instead of more time-consuming measurement studies or system-level…

Information Theory · Computer Science 2023-12-12 Mohammad Taha Shah , Ankit Kumar , Gourab Ghatak , Shobha Sundar Ram

This work characterises the effect of mutual interference in a planar network of pulsed-radar devices. Using stochastic geometry tools and a strongest interferer approximation, we derive simple closed-form expressions that pinpoint the role…

Networking and Internet Architecture · Computer Science 2018-09-10 Andrea Munari , Ljiljana Simić , Marina Petrova
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