Özlem İlk Dağ

E-mail
oilk@metu.edu.tr
Department
Department of Statistics
Scopus Author ID
Web of Science Researcher ID
Klasik ve Makine Öğrenmesi Modellerinin OASIS-2 Verisine Uygulanması
Arslan, Rümeysa Rana; İlk Dağ, Özlem (2025-01-01)
AbstractBackgroundAlzheimer’s disease (AD) is a significant global health issue that affects both individuals and society for older adults. Early detection is essential in Alzheimer’s disease, as there is no definite treat...
Self-care tendencies and their pain-relieving effects in patients with endodontic pain: a descriptive survey
Bengü, Hande; Aslı Ekici, Mügem ; İlk Dağ, Özlem; Kayaoglu, Guven (2025-01-01)
Amaç: Endodontik hastalarda öz bakım yönelimlerini öngören sosyodemografik/dental modelleri araştırmak ve uygulanan yöntemlerin ağrıyı gidermedeki etkinliğini araştırmaktı. Gereç ve Yöntem: Gazi Üniversitesi endodonti klin...
A Comparative Analysis of PISA 2015 Türkiye Studies: Introducing A Variable Selection Model to International Large-Scale Assessments
Demirci, Sinem; İlk Dağ, Özlem (2024-12-01)
International large-scale assessments have a key role in improving educational, economical, and political systems. By using the data of these assessments, countries can draw conclusions about the status of educational syst...
Irregular longitudinal data analysis with statistical and machine learning methods for hazardous asteroids
Tanrıverdi, İrem; İlk Dağ, Özlem; Gürkan, Mehmet Atakan (2024-04-01)
Observations of the asteroids have been performed as long as it has been feasible by the available observational equipment. Recorded data, going back to 18th century, allowed a classification of these celestial objects’ ha...
GeneSelectML: a comprehensive way of gene selection for RNA-Seq data via machine learning algorithms
DAĞ, OSMAN; KAŞIKCI ÇAVDAR, MERVE; İlk Dağ, Özlem; Yesiltepe, Metin (2022-11-01)
Selection of differentially expressed genes (DEGs) is a vital process to discover the causes of diseases. It has been shown that modelling of genomics data by considering relation among genes increases the predictive perfo...
R Yazılımına Giriş, 3. baskı
İlk Dağ, Özlem (Detay Yayıncılık, 2021-02-01)
R nedir ve neden öğrenmeliyim?Ücretsiz ve ticari amaç gütmeyen bir program olan R'ın ilk sürümü 2000 yılı başlarında yapılmış, bu tarihten itibaren hızla yayılmış ve kendine büyük bir kullanıcı ve hatta hayran kitlesi yara...
An evaluation of a novel approach for clustering genes with dissimilar replicates
Cinar, Ozan; İyigün, Cem; İlk Dağ, Özlem (Informa UK Limited, 2020-12-01)
Clustering the genes is a step in microarray studies which demands several considerations. First, the expression levels can be collected as time-series which should be accounted for appropriately. Furthermore, genes may be...
Effect of FMD vaccination schedule of dams on the level and duration of maternally derived antibodies
Sareyyupoglu, B.; Gulyaz, V.; Cokcaliskan, C.; Unal, Y.; Cokulgen, T.; Uzunlu, E.; Gurcan, S.; İlk Dağ, Özlem (Elsevier BV, 2019-11-01)
Vaccination against Foot and Mouth Disease (FMD) in pregnant cows is crucial to produce greater immunity in new born calves, especially in late gestation, as this directly affects neonatal immunity. Therefore, we aimed to ...
A marginalized multilevel model for bivariate longitudinal binary data
Inan, Gul; İlk Dağ, Özlem (Springer Science and Business Media LLC, 2019-06-01)
This study considers analysis of bivariate longitudinal binary data. We propose a model based on marginalized multilevel model framework. The proposed model consists of two levels such that the first level associates the m...
Investigation of seven european colorectal cancer related SNPs in Turkish sporadic colorectal cancer population
Cumaogullari, O.; İlk Dağ, Özlem; Rajabli, F.; Kuzu, A.; ÖZDAĞ, Hilal (2018-07-01)
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