Research Article
An Ensembled Spatial Enhancement Method for Image
Enhancement in Healthcare
Muhammad Hameed Siddiqi and Amjad Alsirhani
College of Computer and Information Sciences, Jouf University, Sakaka, Aljouf,2014, Saudi Arabia
Correspondence should be addressed to Muhammad Hameed Siddiqi; mhsiddiqi@ju.edu.sa
Received 15 November 2021; Revised 13 December 2021; Accepted 20 December 2021; Published 4 January 2022
Academic Editor: Liaqat Ali
Copyright©2022MuhammadHameedSiddiqiandAmjadAlsirhani.isisanopenaccessarticledistributedundertheCreative
Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the
original work is properly cited.
Most medical images are low in contrast because adequate details that may prove vital decisions are not visible to the naked eye.
Also,duetothelow-contrastnatureoftheimage,itisnoteasilysegmentedbecausethereisnosignificantchangebetweenthepixel
values, which makes the gradient very small Hence, the contour cannot converge on the edges of the object. In this work, we have
proposed an ensembled spatial method for image enhancement. In this ensembled approach, we first employed the Laplacian
filter, which highlights the areas of fast intensity variation. is filter can determine the sufficient details of an image. e Laplacian
filter will also improve those features having shrill disjointedness. en, the gradient of the image has been determined, which
utilizes the surrounding pixels for the weighted convolution operation for noise diminishing. However, in the gradient filter, there
is one negative integer in the weighting. e intensity value of the middle pixel might be deducted from the surrounding pixels, to
enlarge the difference between the head-to-head pixels for calculating the gradients. is is one of the reasons due to which the
gradient filter is not entirely optimistic, which may be calculated in eight directions. erefore, the averaging filter has been
utilized, which is an effective filter for image enhancement. is approach does not rely on the values that are completely diverse
from distinctive values in the surrounding due to which it recollects the details of the image. e proposed approach significantly
showed the best performance on various images collected in dynamic environments.
1. Introduction
Nowadays, in the real-world society of artificial intelligence
(AI), the images might be sensed anytime and anyplace,
which are commonly based on the human visualization that
intuitively direct the people to easily realize the information
that the images carry to us [1]. In healthcare domains, the
images comprise various noises, due to which the physicians
may face a problem detecting the corresponding diseases.
We might utilize the image enhancement technology to
diminish the various noises and visual effects to improve the
quality of the image [2].
Image enhancement is one of the significant parameters
in healthcare domains. Image enhancement is commonly
divided into single-point procedures and spatial procedures.
e point procedures contain contrast increase, noise re-
duction, histogram modulation, and similar colors. Point
operations are generally simple nonlinear operations. In
contrast, today, linear spatial processes are often used in
image processing. e reason is that local linear operations
are simple and easy to implement. ough linear image
enhancement techniques are frequently suitable in numer-
ous applications, important advantages in image enhance-
ment might be achieved if nonlinear methods are utilized.
e nonlinear methods efficiently reserve the individual
characteristics of the image, while the operators using the
linear mode distort the image. In addition, nonlinear
techniques are less sensitive to noise canceling devices. e
noise is always presented because of random physical
imagination [3].
ere are various types of image processing and machine
learning approaches proposed for the enhancement of im-
ages. One approach is to propose and realize the possibility
of artificial intelligence and pattern recognition applications
which categorize the images through their corresponding
pictorial resources such as radiology images. ese days, the
Hindawi
Journal of Healthcare Engineering
Volume 2022, Article ID 9660820, 12 pages
https://doi.org/10.1155/2022/9660820