Browsing by Subject "Radar"
Now showing items 1-20 of 332
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3D pain face expression recognition using a ML-MIMO radar profiler
(Institute of Electrical and Electronics Engineers (IEEE), 2024-03-29)
Article
Open AccessThis study proposes a new method for the detection of facial expressions of pain using a 3D profiler that combines a multiple-input-multiple-output (MIMO) radar system with a machine learning (ML) model (ML-MIMO radar ... -
A new coastal upwelling index generated with surface current estimations from high-frequency radars
(SARTI, 2024)
Article
Open AccessCoastal upwelling has been extensively studied as it plays a critical role in the connectivity between offshore waters and coastal ecosystems, which has impacts on water quality, fisheries, and aquaculture production. ... -
A bluetooth low energy indoor positioning system with channel diversity, weighted trilateration and Kalman filtering
(Multidisciplinary Digital Publishing Institute (MDPI), 2017-12-01)
Article
Open AccessIndoor Positioning Systems (IPS) using Bluetooth Low Energy (BLE) technology are currently becoming real and available, which has made them grow in popularity and use. However, there are still plenty of challenges related ... -
A compact prototype of an FM-CW RADAR for biomedical applications
(Universitat Politècnica de Catalunya, 2021-01-02)
Bachelor thesis
Restricted access - confidentiality agreement -
A comparative study of operational vessel detectors for maritime surveillance using satellite-borne synthetic aperture radar
(2016-06-01)
Article
Open AccessThis paper presents a comparative study among four operational detectors that work by automatically post-processing synthetic aperture radar (SAR) images acquired from the satellite platforms RADARSAT-2 and COSMO-SkyMed. ... -
A dual-mode Ultra-Wideband wireless platform for remote patient monitoring systems
(Universitat Politècnica de Catalunya, 2012-07-11)
Master thesis
Open AccessThe combination of two factors demands the need to find a solution that guarantees the well-being of the people suffering from chronic diseases. On the one hand, the increase of the life expectancy leads to an older world's ... -
A near field 3D radar imaging technique
(Institute of Electrical and Electronics Engineers (IEEE), 1993)
Conference report
Open AccessThe paper presents an algorithm which recovers a 3D reflectivity image of a target from near-field scattering measurements. Spherical wave nearfield illumination is used, in order to avoid a costly compact range installation ... -
A near field spherical wave inverse synthetic aperture radar technique
(Institute of Electrical and Electronics Engineers (IEEE), 1992)
Conference report
Open AccessThe authors present an imaging near-field spherical wave inverse synthetic aperture radar (SWISAR) algorithm based on a focusing operator of the scattered fields on the target surface. A spherical wave can be easily generated ... -
A new approach to DInSAR pixel selection with a combined multi resolution selection method
(2012)
Conference report
Restricted access - publisher's policyIn DInSAR processing it is possible to detect different kinds of targets at different resolutions. Point like scatters can be selected with high resolution selection methods, like amplitude dispersion. Distributed scatters ... -
A new approach to DInSAR pixel selection with spectral correlation along time between Sublooks
(2012)
Conference report
Restricted access - publisher's policyThis paper presents a full resolution pixel selection method, alternative to the traditional ones, which is based on the study of the spectral correlation coefficient along time among different Sublooks of the image ... -
A new methodology to characterise the radar bright band using doppler spectral moments from vertically pointing radar observations
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-10-27)
Article
Open AccessThe detection and characterisation of the radar Bright Band (BB) are essential for many applications of weather radar quantitative precipitation estimates, such as heavy rainfall surveillance, hydrological modelling or ... -
A novel algorithm for ship detection in SAR imagery based on the wavelet transform
(IEEE, 2005-04-30)
Article
Open AccessCarrying out an effective control of fishing activities is essential to guarantee a sustainable exploitation of sea resources. Nevertheless, as the regulated areas are extended, they are difficult and time consuming to ... -
A novel linear feature detector for SAR images
(2012-11-12)
Article
Open AccessA new linear feature detector for synthetic aperture radar (SAR) images is presented in this article by embedding a three-region filter into the wedgelet analysis framework. One of its main features is that it can detect ... -
A novel strategy for radar imaging based on compressive sensing
(2008)
Conference report
Open AccessThis paper aims at introducing the recent theory of compressive sensing to radar imaging systems in order to retrieve the imaged scene with better resolution and a reduced amount of collected samples. As a result of ... -
A persistent scatterer interferometry procedure to monitor urban subsidence
(2019)
Conference report
Open AccessThis paper describes a Persistent Scatterer Interferometry procedure for deformation monitoring. Its more original part concerns an approach to estimate the atmospheric phase component. The procedure can be used to monitor ... -
A polarimetric ultra-wide band field scatterometer
(Institute of Electrical and Electronics Engineers (IEEE), 1995)
Conference report
Open Access“TERESA” (Terrestrial Radar Equipment for Scattering Analysis) is a ground-based, fully polarimetric scatterometer operative in the S, C, X, and Ku bands. It has been designed to obtain the complete backscattering matrix ... -
A pulsed carrier recovery using a discrete conception of the PLL
(Institute of Electrical and Electronics Engineers (IEEE), 1992)
Conference report
Open AccessA bistatic radar system requires accurate synchronization between the transmitter and the remote receiver in order to achieve a correct coherent target detection and positioning. An unlinked receiver carrier phase/frequency ... -
A review and test of shoreline extraction techniques
(2023-05-25)
Article
Open AccessShoreline represents the boundary between land and sea, and its accurate extraction is of utmost importance because of the economic and ecological value of coastal areas. Nowadays, satellite remote sensing is widely used ... -
A Small Baseline DIFSAR Approach for Investigating Deformations on Full Resolution SAR Interferograms
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2004-07-31)
Article
Open AccessThis paper presents a differential synthetic aperture radar (SAR) interferometry (DIFSAR) approach for investigating deformation phenomena on full-resolution DIFSAR interferograms. In particular, our algorithm extends ... -
A suboptimum rank test for radar detection
(Universitat Politècnica de Catalunya (UPC), 1983)
Conference report
Open AccessIn this communication, a new nonparametric rank scheme is in traduced for Radar application and its performance briefly analyzed. The proposed scheme has a suboptimum character, since it is introduce as a simplification ...