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| Content Provider | IET Digital Library |
|---|---|
| Author | Stanković, Ljubisa Stanković, Srdjan Thayaparan, Thayananthan Daković, Milos Orović, Irena |
| Abstract | In radar imaging, the micro-Doppler effect is caused by fast movements of some scattering points on the target. These movements correspond to highly non-stationary components in the time–frequency domain of the signal. The rigid body can be considered as stationary at one range location during the processing time. This property is used to separate the micro-Doppler signal from the rigid body using the L-statistics. Since the rigid body can be considered as a sparse signal, its values can be fully recovered at the positions where the micro-Doppler and rigid body components overlap. The recovery is based on the compressive sensing theory and methods. After an overview of the methods, a quantitative analysis of the improvements achieved in the time–frequency-based separation is done. Moreover, a comparison with both the time and the frequency domain analysis is provided. Analysis of small additive noise influence to the reconstruction accuracy is done. |
| Starting Page | 1147 |
| Ending Page | 1154 |
| Page Count | 8 |
| ISSN | 17518784 |
| Volume Number | 9 |
| e-ISSN | 17518792 |
| Issue Number | Issue 9, Dec (2015) |
| Alternate Webpage(s) | https://digital-library.theiet.org/content/journals/iet-rsn/9/9 |
| Alternate Webpage(s) | https://digital-library.theiet.org/content/journals/10.1049/iet-rsn.2015.0096 |
| Journal | IET Radar, Sonar & Navigation |
| Publisher Date | 2015-12-01 |
| Access Restriction | Open |
| Rights Holder | © The Institution of Engineering and Technology |
| Subject Keyword | Additive Noise Compressed Sensing Compressive Sensing Theory Doppler Effect Electromagnetic Compatibility Electromagnetic Wave Scattering Frequency Domain Analysis Interference Inverse Synthetic Aperture Radar ISAR L-statistics Mathematical Analysis MicroDoppler Effect MicroDoppler Signal Optical, Image And Video Signal Processing Radar Equipment Radar Imaging Radar Theory Radio Frequency Interference Radio Wave Propagation Rigid Body Scattering Point Signal Processing And Detection Signal Reconstruction Source Separation Sparse Signal Statistical Analysis Statistics Synthetic Aperture Radar System And Application Time-frequency Analysis Time–frequency Domain Time–frequency-based Separation |
| Content Type | Text |
| Resource Type | Article |
| Subject | Electrical and Electronic Engineering |
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