Serdar Solak

Serdar Solak
Kocaeli University · Department of Information Systems Engineering

PhD

About

40
Publications
13,142
Reads
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144
Citations
Introduction
Serdar SOLAK received the B.S. and M.S. degree from the department of Computer Engineering, Kocaeli University, Kocaeli, Turkey in 2002 and 2008, respectively. Then He received the Ph.D. degree in Electronics-Computer Education from Kocaeli University in 2016. He is currently an associate professor with the Department of Information System Engineering, Kocaeli University. His research interests include mobile robots, computer vision, embedded systems, image steganography and data-hiding.
Additional affiliations
December 2002 - September 2019
Kocaeli University
Position
  • Lecturer
Education
February 2011 - June 2016
Kocaeli University
Field of study
  • Electronic and Computer Education
October 2005 - January 2008
Kocaeli University
Field of study
  • Computer Engineering
September 1996 - June 2002
Kocaeli University
Field of study
  • Computer Engineering

Publications

Publications (40)
Article
Full-text available
Teknolojide yaşanan hızlı gelişmeler eğitim alanına da yansımıştır. Eğitim kurumları, bilgisayar destekli olarak verdikleri eğitimleri çevrim içi veya çevrim dışı platformlarla desteklemeye başlamışlardır. Bu platformların kullanılması ile yapılan sınavların değerlendirilmesi sistem tarafından hızlı bir şekilde gerçekleştirilebilmektedir. Diğer tar...
Article
Full-text available
Data wisdom is the ability to think critically about data and create data-based judgments by combining domain, mathematical, and methodological expertise with experience, comprehension, common sense, insight, and sound judgment. This special issue focuses on the data wisdom which is a mix of mathematical, scientific, and humanistic abilities and co...
Article
In recent years, the importance of information security has increased due to the growth in digital communication and steganography has come to the fore for secure communication. Steganography ensures that the secret data to be sent in a multimedia file such as text, picture or video embedded in a way that cannot be understood by third parties. Alth...
Article
Full-text available
Teknolojide yaşanan hızlı gelişmelerin her alanda olduğu gibi biyometrik kişi tanıma sistemleri üzerinde de her geçen gün etkisi ve kullanımı artmıştır. Biyometrik kişi tanıma sistemlerinden biri olan yüz tanıma tabanlı sistemler, ek bir donanıma ihtiyaç duymaması, kolay kurulum ve kullanım, hızlı entegrasyonu sayesinde son yıllarda yaygın olarak k...
Article
Full-text available
International Symposium on Innovations in Intelligent Systems and Applications (INISTA) has been organized since 2005. It aims to bring together the researchers from the entire spectrum of the multidisciplinary fields of intelligent systems and to establish effective means of communication between them. In particular, it focuses on all aspects of i...
Conference Paper
Full-text available
The number of smart devices and users used is increasing day by day with the spread of information and communication technologies. It is the software used on these devices that make them smart. Software are computer programs that enable us to use the hardware features of computers or smart devices effectively. Programs are usually made by computer...
Article
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Throughout the ages, safely preserving and transmitting data that have extraordinary importance for humanity has increased its importance with rapid advances in computer technology. Steganography stores hidden data within the files, which are unnoticed by third parties, so it provides secure transmission of data to the receiver. In this study, a st...
Article
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Günümüzde otomasyon sistemlerinin kullanımı giderek artmakta ve bu otomasyon sistemlerinin temelini genellikle Programlanabilir Lojik Kontrolör (PLC) tabanlı uygulamalar oluşturmaktadır. PLC, pek çok gelişmiş makine ve cihazın bulunduğu endüstride otomasyon amaçlı kullanılmaktadır. Endüstriyel otomasyon sistemlerinde PLC ile beraber kullanılan, mer...
Conference Paper
Face recognition-based applications have been widely used in security, health, education, military and industrial fields, especially in recent years. Studies such as face recognition-based personal assistant applications, security forces to identify criminals quickly and accurately, students ‘feelings from facial images while listening to lessons,...
Article
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Data hiding called steganography is a security technique to protect secret data throughout the transmission from malicious attackers. The purposes of steganography are to obtain good stego-image quality, high embedding-capacity, low computational complexity, visual imperceptibility, undetectability, and more security. In this paper, we offer a new...
Article
Full-text available
Son yıllarda görüntü işleme ve bilgisayarlı görme çalışmaları hızla yayılmaya başlamıştır. Tarım, tıp, eğitim, sağlık ve güvenlik gibi birçok alanda bilgisayarlı görme çalışmaları yapılmakta ve günlük yaşantımızda kullanılmaktadır. Özellikle yüz ve nesne tanıma işlemi, her geçen gün farklı birçok uygulama ile karşımıza çıkmaktadır. Geliştirilen bu...
Article
In this study, a computer‐based evaluation (CBE) software tool, namely CBE‐MCQs, is proposed to assist the instructor to evaluate and analyze traditional classroom‐based exams, which include multiple‐choice questions (MCQs) reliably, quickly, and automatically. Using the proposed CBE‐MCQs software tool while performing question analysis, the learni...
Article
Full-text available
A web-based virtual and remote laboratory environment is developed, realized and proposed for real time control and monitoring of a mobile robot in an indoor environment. In this laboratory, a real time and continuous video stream of indoor laboratory environment is viewed by wireless IP camera mounted to the ceiling. The localization of the robot...
Conference Paper
.Agriculture is an important emission source in the world and in our country.The growing global population increases food consumption and creates an increasing pressure on agricultural production systems.According to TUIK reports in 2019, as a result of agricultural activities occurring in Turkey, CH4 and N 2 O emissions are 62.3% and 71%, respecti...
Conference Paper
Full-text available
Today, cancerous tissues are an important problem that threatens human health. Many methods are used for the diagnosis and treatment of these tissues. High Intensity Focused Ultrasound (HIFU) technique is one of these methods. Commonly used treatment methods have many side effects. The use of HIFU in the treatment of cancer, non-invasive treatment,...
Article
The goals of image steganography are to simultaneously reach maximum embedding capacity, enhanced embedding efficiency, better image quality, and more security. We present a two-step data hiding method that improves image quality, capacity, and embedding efficiency, and also provides stego security. In the first step of the proposed method, the hid...
Conference Paper
Full-text available
Verilerin, görüntü dosyaların içerisine üçüncü kişiler tarafından fark edilmeyecek biçimde saklanması Görüntü Steganografisi olarak adlandırılmaktadır. Görüntü Steganografisi çalışmalarında temel amaç, örtü görüntü ile stego görüntü benzerlik oranı, veri gizleme kapasitesi, stego görüntü kalitesi gibi değerlendirme ölçütlerinin yüksek olmasını sağl...
Article
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In this article, a new method is presented by adding bit shift of encrypted data in LSB method (SED-LSB). The message to be embedded in the cover image is encrypted by the key received from the user. Then, secret data are obtained by bit shifting operation using this encrypted text. Finally, the secret data is hidden inside the cover image using th...
Article
Full-text available
Steganography hides various data within different file types, which ensures secure communication. In recent years, the science of steganography has gained importance, due to the increase of large data on the internet and the safe transmission of these data. The main objective is to hide a large amount of data into the cover image in secure and inco...
Conference Paper
Full-text available
A data hiding method using least significant three-bit substitution for colored cover image Abstract The rapid developments in the field of data and technology have caused the communication between people to be made generally on the virtual environment. Protecting, hiding and securing data in the virtual environment is of great importance. Steganog...
Article
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Image Steganography is data hiding technology to transmit securely significant data in an open channel. In this paper, we present performance analysis of Least Significant Bit (LSB) substitution and Pixel-Value Differencing (PVD) methods commonly used in image steganography. The comparison of these methods is performed by using Peak Signal-toNoise...
Article
Full-text available
In this study, nuts are determined using image processing techniques and classified by k‐means and k‐means++ methods in rapid time. Firstly, pixel area (PA) and square area (SA) features are extracted by an image processing technique. Then, the obtained data are classified by the k‐means and k‐means++ clustering methods. We present a new method cal...
Article
Full-text available
In this study, the objects found in the environment are detected and classified in real time, the results obtained are presented. Hazelnut fruit is used in the experimental studies of the proposed method. The image belongs to hazelnut that is in a work environment is taken with the camera, it is processed by using image processing techniques. The s...
Article
Full-text available
Bu çalışmada, EKG (Electrocardiogram) işaretindeki çeşitli gürültüleri ortadan kaldırmak amacıyla IIR (Infinite Impulse Response) tabanlı farklı sayısal filtreler kullanılmış ve bu filtrelerin başarım analizleri karşılaştırılmıştır. EKG işareti kalbin işlevlerini yerine getirmesi sonucunda oluşan bir sinyaldir. Elektrofizyolojik bilgi taşıyan bu iş...
Conference Paper
Full-text available
Yüksek öğretim kurumlarında son yıllarda öğrenci sayılarında ciddi artışlar meydana gelmiştir. Özellikle sınıf, laboratuar ve öğretim görevlisi ihtiyacı artmıştır. Bu sebeplerden dolayı, Üniversite ortak derslerinin uzaktan eğitim yöntemi kullanılarak verilmesi bir seçenek haline gelmiştir. Temel Bilgi Teknolojileri Kullanımı dersi, Üniversitelerde...
Article
In this paper, a new hybrid stereovision-based distance-estimation approach is proposed for indoor mobile robot platforms. To calculate the distances between the robot and object, triangulation method is used first. However, this technique is insufficient for objects located on the left or right side of the robot or the case of the stereo camera pa...
Article
Full-text available
Son yıllarda gömülü sistemler üzerine yapılan uygulamalarda ciddi artışlar gözlenmektedir. Özellikle, kullanım kolaylığı, maliyet düşüklüğü ve boyutlarının küçülmesi sebebiyle tek kart bilgisayar sistemleri, gömülü sistem uygulamalarında yaygın olarak tercih edilmeye başlanmıştır. Üzerinde bulunan çeşitli iletişim ara birimleri sayesinde farklı cih...
Article
Full-text available
In this study, a low cost, flexible and modular structure is proposed for mobile robot motion planning systems in an indoor environment with obstacles. In this system, the mobile robot has to follow the shortest path to the target avoiding obstacles. It is designed as three main modules including image processing, path planning and robot motion blo...
Conference Paper
Full-text available
Yapılan çalışmada, literatürde yer alan ders tasarım modelleri ile desteklenerek, uzaktan eğitim programlarında kullanılabilecek etkili bir ders tasarım modeli sunulmaktadır. Yapılan ders tasarımında, verimlilik, etkinlik ve öğrenmenin artırılması amacıyla, yazılı materyaller dışında, video, görsel, animasyon, seslendirilmiş sunumlar, sınavlar, öde...
Article
Full-text available
Günümüzde, Internet ve Web teknolojilerinde meydana gelen hızlı gelişmeler eğitim alanına da yansımakta ve yeni ihtiyaçlar ortaya çıkarmaktadır. Geleneksel eğitimin, zenginleştirilmiş eğitim materyalleri ve yeni teknolojiler ile desteklenmesi öğrencilerin derslere olan ilgisini ve ders verimliliğini arttırmaktadır. Bilgisayar destekli öğretimin gün...
Article
Full-text available
In this study, a low cost, flexible and modular structure is proposed for mobile robot motion planning systems in an indoor environment with obstacles. In this system, the mobile robot has to follow the shortest path to the target avoiding obstacles. It is designed as three main modules including image processing, path planning and robot motion blo...
Conference Paper
Real time and accurate estimation of the distance between the robot and the object or the distance between two different objects is critical for robot applications. Various sensors as laser, sonar or camera have been used for this process. Two sensors as a camera and laser are employed together in some studies in literature. Camera based studies pr...
Conference Paper
Measuring the Electrocardiogram (ECG) signal is an essential process for the diagnosis of the heart diseases. The ECG signal has the information of the degree of how much the heart performs its functions. In medical diagnosis and treatment systems, Decision Support Systems processing the ECG signal are being developed for the use of clinicians whil...
Conference Paper
Full-text available
Yapılan çalışmada görüntü işleme teknikleri kullanılarak ortamda bulunan renkli nesnelerin gerçek zamanlı olarak görüntü düzlemi üzerinde yer alan konumları tespit edilmesine yönelik bir algoritma önerilmektedir. Önerilen algoritmada, kamera kalibrasyonu ve düzeltme işlemi yapıldıktan sonra gauss filtresi kullanılarak görüntü üzerinde yumuşatma işl...
Conference Paper
Cardiovascular diseases have a very vital importance in human being’s life. Thus, measuring and processing the Electrocardiogram (ECG) signal has been a popular subject for years. In this study, physiological ECG data is measured using a single board computer card and e-health sensor platform. The e-Health Sensor Platform communicates with the sing...
Conference Paper
In this study, real time industrial application of single board computer based color detection system is realized. In this system, BeagleBoard-xM as a single board computer, a USB camera, a conveyor belt and an LCD7 touch screen are used. OpenCV is used as an image processing library in this color detection system. The main goal of this study is to...
Article
Full-text available
A very significant number of Turkish citizens are undergone financial and emotional damages, loose their lives, and become disabled on account of traffic accidents. There are social responsibility projects that are sponsored, launched for citizens to act wisely on traffic safety. The content of Traffic safety course, supported by sponsors, was crea...
Article
Full-text available
Eğitimde Yeniden Yapılanma ve Kalite Süreci kapsamındaki üniversiteler örgün eğitimde ders planlarını, öğrenme çıktılarını ve öğretim yöntemlerini yenilemektedirler. Bu kapsamda örgün öğretimde okuyan öğrencilere, alternatif bir öğretim yöntemi olarak uzaktan eğitim ile seçmeli ders verilebilmektedir. Bu çalışmada, Kocaeli Üniversitesi Enformatik B...

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Projects

Project (1)
Project
It is performed to examine the reversible data hiding techniques in detail and to develop a new reversible data hiding algorithm with high embedding capacity in this project.