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Academician

ERHAN USTAOĞLU

Doçent

Marmara Üniversitesi İşletme Fakültesi Yönetim Bilişim Sistemleri Bölümü

Research topics OpenAlex
Articles 14 YÖKSİS 14 · OpenAlex 0 Total citations 40 h-index 3 · OpenAlex Q1 articles 0 Scopus · WoS Q1 1 Best field rank #6,183 / 30,171 Main field · top 20.5% Co-authors 13 3 Turkish institutions
  1. Ana Dal Sosyal-Beşeri ve İdari Bilimler Temel Alanı
  2. Yan Dal Nicel Karar Yöntemleri
Keywords YÖKSİS
Academic summary YÖKSİS and OpenAlex counted separately.
Articles 14
YÖKSİS14 OpenAlex0
Projects 0
Books 6
Proceedings 2

Citation impact

OpenAlex YÖKSİS articles matched in OpenAlex: 11
h-index 3 Percentile in Türkiye: 43 #1,018 of 2,192 at their university by h-index
i10-index
1
Total citations
40
Top 51% in Türkiye
Per article
3.6
FWCI
0.52
1.00 = world average
World top 1%
0
World top 10%
1

Most cited articles

  1. Some dominance indices to determine market concentration 2021 world top 10% 18 citations
  2. Measures of Qualitative Variation in the Case of Maximum Entropy 2017 9 citations
  3. NFT KULLANIMI ÇERÇEVESİNDE DİJİTAL EVREN 2022 4 citations

h-index and citations are computed from the citation counts of this academic’s YÖKSİS articles matched in OpenAlex (not Google Scholar, WoS or Scopus). Unmatched articles are not included.

Field ranking

YÖKSİS ?

Collaboration network

From the author lists of YÖKSİS publication records. Duplicate records of a work count once; institutions are co-authors’ current YÖKSİS affiliations.

Co-authors
13
With an akaturk profile
8
Turkish institutions
3
Co-authored works
%93

Academic co-authors 8

  1. ATIF AHMET EVREN Doçent · Yıldız Teknik Üniversitesi 9
  2. BÜŞRA ŞAHİN Doktor Öğretim Üyesi · Haliç Üniversitesi 3
  3. DOĞAN YILDIZ Doktor Öğretim Üyesi · Yıldız Teknik Üniversitesi 1
  4. ERDİNÇ ALTAY Profesör · İstanbul Üniversitesi 1
  5. MAHMUT BAĞCI Doçent · Marmara Üniversitesi same university 1
  6. SELÇUK KIRAN Doçent · Marmara Üniversitesi same university 1
  7. İLKER AKGÜN Doçent · Marmara Üniversitesi same university 1
  8. İLKİM ECEM EMRE SÖZERİ Doktor Öğretim Üyesi · Marmara Üniversitesi same university 1

National collaboration 3 institutions

Within own university2 joint works · Marmara Üniversitesi

  1. Yıldız Teknik Üniversitesi 10 works · 2 academics
  2. Haliç Üniversitesi 3 works · 1 academics
  3. İstanbul Üniversitesi 1 works · 1 academics

Other co-authors (incl. international) 5

ELİF TUNA 4ZEHRA ZEYNEP ŞAHİNBAŞOĞLU 2EMRE RIDVAN MURATLARHINCAL TOPÇUOĞLUZEYNEP ARZU BAYER

Authors without an akaturk profile (international researchers, retired or former academics, students, clinicians) are grouped by name spelling; short forms such as “Gulluce M.” join the single full name they match.

Index quartiles

?
Scopus (SJR) 6
  • Q1 0 %0.0
  • Q2 4 %66.7
  • Q3 2 %33.3
  • Q4 0 %0.0
WoS (JCR) 6
  • Q1 1 %16.7
  • Q2 4 %66.7
  • Q3 1 %16.7
  • Q4 0 %0.0
TR Index 2 articles
OpenAlex citation percentile
Top 1%0
Top 10%1
Avg · n 12 %52.4
Other counts

Scopus (SJR)

  • YÖKSİS rows 7

WoS (JCR)

  • YÖKSİS rows 7

Articles

Articles with YÖKSİS and OpenAlex source split; narrow by quartile or TR Index.

14articles

Journals with publications

11 journals

Narrow down

Scopus (SJR)
Q10 Q24 Q32 Q40
WoS (JCR)
Q11 Q24 Q31 Q40
TR Index
2articles

Article list

  1. 2025 LAFS: A Fast, Differentiable Approach to Feature Selection Using Learnable Attention Entropy DOI 10.3390/e28010020 YÖKSİS SJR Q2 JCR Q2 OpenAlex 75.4%
  2. 2025 Turkish Telephone Conversations in Credit Risk Management: Natural Language Processing and LSTM Approach Applied Sciences DOI 10.3390/app16010108 YÖKSİS SJR Q2 JCR Q2 OpenAlex 62.5%
  3. 2023 Parameter Estimation of the Dirichlet Distribution Based on Entropy Axioms DOI 10.3390/axioms12100947 2 YÖKSİS records YÖKSİS SJR Q3 JCR Q1 OpenAlex 10.9%
  4. 2023 Testing Nonlinearity with Rényi and Tsallis Mutual Information with an Application in the EKC Hypothesis Entropy DOI 10.3390/e25010079 YÖKSİS SJR Q2 JCR Q2 OpenAlex 53.8%
  5. 2022 A Multi-Methodological Design Framework for Roadway Illumination Light & Engineering DOI 10.33383/2021-084 YÖKSİS OpenAlex 72.5%
  6. 2022 NFT KULLANIMI ÇERÇEVESİNDE DİJİTAL EVREN Dokuz Eylül University Graduate School of Social Sciences DOI 10.16953/deusosbil.1106349 YÖKSİS OpenAlex 81.5%
  7. 2022 Minimum Tsallis Portfolio Journal of Research in Business DOI 10.54452/jrb.1030739 YÖKSİS TR Index OpenAlex 35.2%
  8. 2022 Portfolio Optimization with Graphical Lasso and an Application in Borsa Istanbul Öneri Dergisi DOI 10.14783/maruoneri.1073352 YÖKSİS TR Index OpenAlex 48.3%
  9. 2021 Some dominance indices to determine market concentration JOURNAL OF APPLIED STATISTICS DOI 10.1080/02664763.2021.1963421 YÖKSİS SJR Q3 JCR Q3 OpenAlex top 10% OpenAlex 91.7%
  10. 2018 Piyasaların Yoğunlaşma Derecelerinin Belirlenmesinde Entropi Kavramından Türetilen Herfindahl-Hirschmann ve Benzer Egemenlik Ölçüleri Uygulamalı Sosyal Bilimler Dergisi DOI https://dergipark.org.tr/en/download/article-file/507208 YÖKSİS
  11. 2017 Measures of Qualitative Variation in the Case of Maximum Entropy Entropy DOI 10.3390/e19050204 YÖKSİS SJR Q2 JCR Q2 OpenAlex 61.7%
  12. 2017 BORSA ISTANBUL’DA LOG-OPTIMAL PORTFÖY UYGULAMASI İstanbul Üniversitesi, Uygulamalı Sosyal Bilimler Dergisi DOI http://dergipark.gov.tr/iuusbd/issue/29882/295759 YÖKSİS
  13. 2015 On Some Relative Entropy Statistics Journal of Administrative Sciences and Policy Studies DOI 10.15640/jasps.v3n2a5 YÖKSİS OpenAlex 24.5%
  14. 2015 On Asymptotic Normality of Entropy Measures International Journal of Applied Science and Technology DOI https://www.ijastnet.com/journal/index/768 YÖKSİS

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