scholarly journals Implementation and Performance Testing of Background Subtraction Algorithm on ESP32

2019 ◽  
Vol 6 (2) ◽  
pp. 9-15
Author(s):  
DIDIT ANDRI JATMIKO ◽  
Salita Ulitia Prini

This paper describes the background subtraction algorithm and its performance in low power processing units, this algorithm has low complexity and can be used to detect objects so that it has the potential to be applied to security cameras. This study has succeeded in applying basic image processing algorithms to detect and track objects, such as background subtraction in the ESP32 module. The ESP32 module equipped with Xtensa® 32-bit LX6 microprocessor running at 240MHz can process 10000 times background subtraction algorithms in ~ 2000ms using 80x60 pixel image input. Background Subtraction; Embedded; ESP32; Image Processing; Microcontroller; Object Detection;

1999 ◽  
Vol 558 ◽  
Author(s):  
J. Martins ◽  
M. Fernandes ◽  
F. Sousa ◽  
P. Louro ◽  
A. MaçArico ◽  
...  

ABSTRACTA TCO/ μc-p-i-n Si:H/AI imager is presented and analyzed. The μc-p-i-n Si:H photodiode acts as a sensing element. Contacts are used as an electrical interface. The image is acquired by a scan-out process. Sampling is performed on a rectangular grid, and the read-out of the photogenerated charges is achieved by measuring simultaneously both transverse photovoltages at the coplanar electrodes. The image representation in gray-tones is obtained by using low level processing algorithms. Basic image processing algorithms are developed for image enhancement and restoration.


2011 ◽  
Vol 22 (1) ◽  
pp. 91-104 ◽  
Author(s):  
In Kyu Park ◽  
Nitin Singhal ◽  
Man Hee Lee ◽  
Sungdae Cho ◽  
Chris Kim

Author(s):  
Christina Pacher

This chapter describes a data flow implementation of the image processing algorithms Erosion and Dilation. Erosion and Dilation are basic image processing algorithms which are used to reduce or increase the size of objects in images, respectively, and which are used in a wide number of image processing applications. The chapter first describes the control flow versions of the algorithms in detail. Subsequently, the translation of these algorithms to the Data Flow paradigm is examined, and the details of the data flow implementation as well as possible optimizations are discussed.


In maximum of image processing algorithms Segmentation is a key technique. It splits a digital image into several regions so as to examine them. Once segmentation is done, linking of frames is additionally is very important task. Several image segmentation techniques are developed by the researchers so as to form pictures swish and simple to judge. It is troublesome to process parallel algorithms in serial processors. This paper presents a literature review of basic image segmentation techniques, linking algorithms and want to process in hardware tools.


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