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142 results for “missing data, multiple imputation, Bayesian imputation, repeated measures, missing at random”

Research Article Open Access A Bayesian imputation approach for handling missing data in repeatedly measured categorical variables
Oya Kalaycıoğlu, Kalaycıoğlu O
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

Multiple imputation (MI) is increasingly being used as a sophisticated tool to handle missing data in the recent years. The standard MI techniques use Bayesian sampling methods for making posterior draws for the imputations and analyse the imputed data sets un…

Research Article Open Access SLR as Non-Orthogonal Multiple Access in 5G Systems
Cebrail Çiftlikli, Çiftlikli C, Musaab Al-Obaidi, Al-Obaidi M, Waeal Al-Obaidi, Al-Obaidi W
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

In the fifth generation (5G), the traditional restrictions that limit the capacity of wireless communication must be overcome. Non-orthogonal multiple access (NOMA) is a promising solution capable of overcoming these constraints to meet the requirements of 5…

Research Article Open Access Pathological Element-Based Memelement Circuits
Yunus Babacan, Babacan Y
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

This study presents the modelling of the pathological elements based memelements. More than forty years ago, Chua predicted the existence of memristor (memory+resistor) which is the fourth fundamental passive circuit element. In 2008, Hewlett Packard (HP) rese…

Research Article Open Access Improving Hyperspectral Image Classification with Watershed Segmentation-Based Texture Features
Çiğdem Şerifoğlu Yılmaz, Şerifoğlu Yılmaz Ç, Volkan Yılmaz, Yılmaz V, Oğuz Güngör, Güngör O
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Hyperspectral images offer a good separability among land cover classes, owing to their advantages to provide spectral bands with narrow wavelength intervals. It is also possible to further increase classification accuracy of hyperspectral images by integrat…

Research Article Open Access PREDICTION OF HIGH-TEMPERATURE PERFORMANCE OF GEOPOLYMER MODIFIED ASPHALT BINDER USING ARTIFICIAL NEURAL NETWORKS
Mustafa Alas, Alas M, Shaban Ismael Albrka Ali  , Albrka Ali   S
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Complexity in the behavior of asphalt binders are further escalated with geopolymer (fly ash and the alkali liquid) modification thus, making it difficult to predict the performance of the binder accurately. This study employs artificial neural network model…

Research Article Open Access A Simulation Study on Dependency Structure of Order Statistics
Ferhan Baş Kaman, Baş Kaman F, Hülya Olmuş, Olmuş H
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

In this study, dependency structure of order statistics which are widely used in statistical hypothesis, prediction problems, statistical process controls, reliability, risk management and many applied areas have been investigated with copulas. Dependency rela…

Research Article Open Access Determination of Erosion Sensivity to Soil in Tokat Region
Saniye Demir, Demir S, İrfan Oğuz, Oğuz İ, Erhan Özer, Özer E, Rasim Koçyiğit, Koçyiğit R
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Erosion is among the leading factors threatening our sources of soil and water. The use of soil susceptibility indices to determine erosion and risk situations has an important place especially in erosion studies. The susceptibility of soil to erosion is the…

Research Article Open Access An Application of Similarity Measure of Intuitionistic Fuzzy Soft Set based on Distance in Speech Emotion Recognition
Beyza Esin Özseven, Esin Özseven B, Naim Çağman, Çağman N, Turgut Özseven, Özseven T
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

In this study, we first introduced intuitionistic fuzzy soft sets and similarity measures of two intuitionistic fuzzy soft sets. We then construct a decision making method for the speech emotion recognition problem based on the similarity measure of intuitio…

Research Article Open Access MARKETING STRATEGY CREATIVITY, MARKETING EFFECTIVENESS, AND BUSINESS PERFORMANCE RELATIONSHIPS: A RESEARCH ON THE FURNITURE SECTOR
Ebru Sönmez Karapınar, Sönmez Karapınar E
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

The marketing strategy is concerned with the creation of the target market selection and necessary marketing mix in order for the businesses to achieve their marketing objectives. Marketing creativity includes creative applications in solving marketing problem…

Research Article Open Access REPETITION FOR A DIFFERENT DESIGN TO BE BORN: D-GENE POOL OF COOP HIMMELB(L)AU
Amira Ismahane Bedaida, Bedaida A, Aysu Akalın, Akalın A
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

Because today’s architecture is characterized by various concepts and numerous designs instead of an architectural style, it is heavily described by the identity of the architect. However, according to the d-gene pool theory of Karina Moraes Zarzar, this ident…

Research Article Open Access Hisse Senedi Fiyatlarında Etkinlik: Konteyner Şirketleri Üzerine Bir Araştırma
Abdullah Açık, Açık A, Esra Baran, Baran E, İlke Sezin Ayaz, Ayaz İ
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Bu çalışmanın amacı, dünyada ilk 10’a giren ve hisse değerlerine ulaşılabilen düzenli hat taşımacılığı yapan 8 şirketin hisse değerlerinde etkin piyasa hipotezinin geçerli olup olmadığının tespit edilmesidir. Bu doğrultuda, zayıf formda etkin piyasa hipotezi…

Research Article Open Access Object Recognition System Based on Oriented FAST and Rotated BRIEF
Majeed A. Mohsin  ABDULMAJEED, ABDULMAJEED M, Levent Seyfi, Seyfi L
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Over the last few years, object recognition systems take the researchers' attention. The revolution in the artificial intelligence and computer vision systems and algorithms drives to numerous approaches. In this research, we are presenting an object recogni…

Research Article Open Access Fine-Tuning Models Comparisons on Garbage Classification for Recyclability
Umut Özkaya, Özkaya U, Levent Seyfi, Seyfi L
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

In this study, it is aimed to develop a deep learning application which detects types of garbage into trash in order to provide recyclability with vision system. Training and testing will be performed with image data consisting of several classes on differen…

Research Article Open Access Determination of The Best-Fit Copula Family for Air Temperature Data of Ankara
Ferhan Baş Kaman, Baş Kaman F, Hülya Olmuş, Olmuş H
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

In order to investigate the relationship between variables, it is necessary to reveal the dependency structure between variables and because of this reason, the concept of “copula” is being used in statistics literature in recent years. The main purpose of the…

Research Article Open Access İŞLETMELERDE ALGILANAN KURUMSALLIK VE ÖRGÜT DÜZEYİNİN ERP KRİTİK BAŞARI FAKTÖRLERİ ÜZERİNE ETKİSİ
Hakan Özen, Özen H, Bülent Sezen, Sezen B
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Çağımızda hızla gelişen teknoloji ve bilgi sistemlerinin birbiri ile entegrasyonu, işletmelere rekabet ortamında varlıklarını sürdürebilme ve gelişme imkanı sağlamaktadır. Bilgi teknoloji sistemlerinden yararlanma yöntemlerinden biri olan Kurumsal Kaynak Pla…

Research Article Open Access Cyber Terrorism Risk at Ports and Organizational Management Process in Application of Security Plan
Mehmet Sıtkı Saygılı, Saygılı M, Ahmet Naci Ünal, Ünal A
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

About 90% of world trade in transportation of goods is conducted via maritime transportation. An important operation area of maritime cargo transportation is ports. It is necessary to keep these ports secure where information and communication technologies a…

Research Article Open Access Internet Usage and Safety Behaviors of Primary School Students
Mustafa Tari, Tari M, Şakir Taşdemir, Taşdemir Ş, Cengiz Özcan, Özcan C
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

Developments in Computer Technologies are rapidly spreading all over the world. The internet usage at the beginning of this spread is also manifested in every field. In particular, the use of the internet as a means of communication has made these technologi…

Research Article Open Access EXAMINATION OF TRADITIONAL TURKISH HOUSE DECORATIONS IN KÜTAHYA CENTER
Ali Telli, Telli A, Ahmet Mestan, Mestan A
Ist International Symposium on Innovative Approaches in Scientific Studies 2018

Kütahya, the ancient city in which we live, has a very rich history and cultural background. The capital of Germiyanoğulları Principality period, Beylerbeyi center of the Ottoman period, and the city of one of the city of sezade, has a rich architectural herit…

Research Article Open Access Engine performance and exhaust gas temperature modeling in a diesel engine with butanol-diesel fuel blends: Comparison of artificial neural networks and regression analysis
Samet Gürgen, Gürgen S, İsmail Altın, Altın İ
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

In this study, the effect of using a mixture of butanol and diesel fuel in a small diesel engine on engine performance and exhaust emissions is modeled. A comparison has been made with artificial neural networks, which is an up-to-date method, and multiple l…

Review Open Access Bulut Bilişimde Felaket Kurtarma Tekniklerinin İncelenmesi
Abdülkadir Özdemir, Özdemir A, Baki Gökgöz, Gökgöz B
2nd International Symposium on Innovative Approaches in Scientific Studies 2018

Nowadays, very large quantities of data are produced both individually and institutionally. These data must be preserved very well in order to be able to access and process them as needed. This situation necessitates data recovery services in possible disast…

Research Contributions (2019+)Peer reviewed by at least two reviewers
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