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  Track-Before-Detect Technique for Mitigating Sea Clutter Based on Hough Transform  
  Authors : Megha Chittapur; Sharavana K
  Cite as:

 

This paper presents architecture and method for Detection of small targets in the presence of noise and sea clutter interference which is a difficult task in a radar system design. An improved target detection scheme, applicable to search radars, using the Hough transform image processing technique is investigated. The track-before-detect processing method is involved in system concept which allows previous data to help in target detection. The detectability is improved due to better use of old energy and which is nothing but using a three-dimensional filter matched to the target trajectories along with the conventional target parameters. The effect of the Hough transform to achieve improved radar target detection and system detection performance, (i.e., probability of detection and false alarm rate as a function of signal to noise ratio) for small, slow targets is of much concern.

 

Published In : IJCSN Journal Volume 3, Issue 3

Date of Publication : 01 June 2014

Pages : 66 - 70

Figures : 04

Tables : --

Publication Link : Track-Before-Detect Technique for Mitigating Sea Clutter Based on Hough Transform

 

 

 

Megha Cittapur : is pursuing her Master of Technology in Computer Science Engineering, in M V Jayaraman College of Engineering, Bangalore and issued Bachelors of Engineering degree in the year 2010 in Computer Science Engineering.

Mr Sharavana K : is working as Associate Professor in Department of Computer Science in M V Jayaraman College of Engineering, Bangalore. He has pursued his Master of Technology from MISTE in Computer Science and Engineering.

 

 

 

 

 

 

 

sea clutter

airborne

track before detect

hough transform

From the study it is clear that it is possible to detect the target under clutter or noise in air-air combat or air-sea combat using radar through track-before-detect algorithm and Hough Transform. Figures convey the process after applying first and secondary threshold.

 

 

 

 

 

 

 

 

 

[1] B.D Carlson, E. Evans, S. Wilson, “search radar detection and track with Hough transform”, IEEE

[2] Moshe Elazar in march 1995, “search radar trackbefore- detect using Hough transform”.

[3] S. Watts, “radar detection prediction in K-distributed sea clutter and thermal noise”, IEEE Transactions on aerospace and Electronic Systems.

[4] F. Nathanson, Radar Design Principles, 2nd edition, McGraw-Hill, NY 1990.