The AD Scientific Index (Alper-Doger Scientific Index) provides the most comprehensive analysis across 13 main fields and 197 sub-branches at global, national, and regional levels. These analyses are based on indicators such as the H-index, i10-index, and citation count, including their values from the last 6 years. As of Feb 02, 2025, the rankings are determined according to the Total H Index. BETA VERSION: The subject field rankings for the world, regions, countries, and universities are currently in their Beta phase. This is due to the exclusion of (870.053) scientists categorized under ‘Others’, whose profiles have yet to be determined, edited, or classified. As updates are made to these fields, the rankings will be adjusted accordingly. Note: Please keep this in mind while reviewing the rankings. For further details, explore our [University Subject Rankings].
* Total H IndexRankings
Ranking Based On Selection: 26
Knowledge Mapping
Bibliometrics
Scientometrics
Library Automation
Data Science
Metrics
H-Index
i10 Index
Citation Counts
17
25
824
* Total H IndexRankings
Ranking Based On Selection: 27
Information Literacy
Research Evaluation
Scientometrics
Information Management
Libraries
Metrics
H-Index
i10 Index
Citation Counts
16
21
712
* Total H IndexRankings
Ranking Based On Selection: 28
Civil Engineering
Transportation Engineering
Metrics
H-Index
i10 Index
Citation Counts
16
28
1,044
* Total H IndexRankings
Ranking Based On Selection: 29
Urban Transportation Planning
Metrics
H-Index
i10 Index
Citation Counts
16
22
896
* Total H IndexRankings
Ranking Based On Selection: 30
Transportation Engineering
Pavement Engineering
Pavement Maintenance
Pavement Evaluation
Pavement Management System
Metrics
H-Index
i10 Index
Citation Counts
15
24
848
* Total H IndexRankings
Ranking Based On Selection: 31
language and political economy
social and education policy studies
Metrics
H-Index
i10 Index
Citation Counts
15
20
1,024
* Total H IndexRankings
Ranking Based On Selection: 32
E-Learning
HCI
CSCL
Metrics
H-Index
i10 Index
Citation Counts
15
19
1,423
* Total H IndexRankings
Ranking Based On Selection: 33
Population Studies
Gerontology
Health Management
Metrics
H-Index
i10 Index
Citation Counts
15
21
782
* Total H IndexRankings
Ranking Based On Selection: 34
Arabic NLP
Arabic Stylometry
Ontological Engineering
DataViz
Open Data
Metrics
H-Index
i10 Index
Citation Counts
15
22
901
* Total H IndexRankings
Ranking Based On Selection: 35
Psychology
Metrics
H-Index
i10 Index
Citation Counts
14
17
1,772
* Total H IndexRankings
Ranking Based On Selection: 36
Arabic NLP
Computational Linguistics
Arabic Language Resources
Information Extraction
Corpus
Metrics
H-Index
i10 Index
Citation Counts
14
18
856
* Total H IndexRankings
Ranking Based On Selection: 37
Political Economy
Public Policy
Public Finance
Development Studies
Indigenous Knowledge
Metrics
H-Index
i10 Index
Citation Counts
14
18
875
* Total H IndexRankings
Ranking Based On Selection: 38
Higher Education
Medical & Dental Education
Quality & Accreditation
Biological Sciences
Food and Environment Security & Saf
Metrics
H-Index
i10 Index
Citation Counts
14
15
703
* Total H IndexRankings
Ranking Based On Selection: 39
Bayesian Analysis
Psychology
Counseling and Psychotherapy
Qualitative studies
Mixed Studies
Metrics
H-Index
i10 Index
Citation Counts
13
19
823
* Total H IndexRankings
Ranking Based On Selection: 40
English Learning Language
Foreign Language Learning
Applied Linguistics
Metrics
H-Index
i10 Index
Citation Counts
13
17
701
* Total H IndexRankings
Ranking Based On Selection: 41
Hospitality and Tourism
SEM
PLS-SEM
Metrics
H-Index
i10 Index
Citation Counts
13
14
616
* Total H IndexRankings
Ranking Based On Selection: 42
Healthcare Management
Medical Tourism
Tourism & Hospitality
Public Health
Metrics
H-Index
i10 Index
Citation Counts
13
13
1,061
* Total H IndexRankings
Ranking Based On Selection: 43
statistical demography
Bayesian statistics
population health
global health
Metrics
H-Index
i10 Index
Citation Counts
13
15
1,154
* Total H IndexRankings
Ranking Based On Selection: 44
Clinical Psychology
Rehabilitation psychology
Pediatric psychology
developmental disorder
Metrics
H-Index
i10 Index
Citation Counts
13
14
1,825
* Total H IndexRankings
Ranking Based On Selection: 45
applied linguistics
Metrics
H-Index
i10 Index
Citation Counts
13
13
1,102
* Total H IndexRankings
Ranking Based On Selection: 46
systemic functional linguistics
discourse analysis
web 2.0
neurolinguistics
semantics
Metrics
H-Index
i10 Index
Citation Counts
13
18
1,596
* Total H IndexRankings
Ranking Based On Selection: 47
Applied Linguistics
Metrics
H-Index
i10 Index
Citation Counts
13
14
532
* Total H IndexRankings
Ranking Based On Selection: 48
Transportation Engineering and Spatial Modeling
Metrics
H-Index
i10 Index
Citation Counts
13
16
1,083
* Total H IndexRankings
Ranking Based On Selection: 49
Bibliometric
Digital Libraries
Library Automation
Systematic reviews
AI in Libraries
Metrics
H-Index
i10 Index
Citation Counts
12
14
454
* Total H IndexRankings
Ranking Based On Selection: 50
Applied Linguistics
Metrics
H-Index
i10 Index
Citation Counts
12
15
727
Akhtar Hussain
King Saud University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
17
25
824
Knowledge Mapping
Bibliometrics
Scientometrics
Library Automation
Data Science
Shakil Ahmad
Prince Sultan University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
16
21
712
Information Literacy
Research Evaluation
Scientometrics
Information Management
Libraries
Mohammad Ali Khasawneh
Metrics
H-Index
i10-Index
Citation Counts
16
28
1,044
Civil Engineering
Transportation Engineering
Mohammed Aljoufie
Metrics
H-Index
i10-Index
Citation Counts
16
22
896
Urban Transportation Planning
Muhammad Mubaraki
Jazan University
Chiba, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
15
24
848
Transportation Engineering
Pavement Engineering
Pavement Maintenance
Pavement Evaluation
Pavement Management System
Osman Barnawi
Metrics
H-Index
i10-Index
Citation Counts
15
20
1,024
language and political economy
social and education policy studies
Mohammed Basheri
Metrics
H-Index
i10-Index
Citation Counts
15
19
1,423
Asharaf Abdul Salam
King Saud University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
15
21
782
Population Studies
Gerontology
Health Management
Maha Al Yahya
King Saud University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
15
22
901
Arabic NLP
Arabic Stylometry
Ontological Engineering
DataViz
Open Data
Ahmad M Alghraibeh
King Saud University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
14
17
1,772
Abdulmohsen Al-Thubaity
Metrics
H-Index
i10-Index
Citation Counts
14
18
856
Arabic NLP
Computational Linguistics
Arabic Language Resources
Information Extraction
Corpus
Olawale Rafiu Olaopa
Metrics
H-Index
i10-Index
Citation Counts
14
18
875
Political Economy
Public Policy
Public Finance
Development Studies
Indigenous Knowledge
Muhammad Shoaib Ahmedani
King Saud University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
14
15
703
Higher Education
Medical & Dental Education
Quality & Accreditation
Biological Sciences
Food and Environment Security & Saf
Boshra A Arnout|أ.د/ بشرى إسماعيل أحمد أرنوط
Metrics
H-Index
i10-Index
Citation Counts
13
19
823
Bayesian Analysis
Psychology
Counseling and Psychotherapy
Qualitative studies
Mixed Studies
Ali Abbas Falah Alzubi
Najran University
Najran, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
13
17
701
English Learning Language
Foreign Language Learning
Applied Linguistics
Md Sazzad Hossain
University of Tabuk
Tabuk, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
13
14
616
Hospitality and Tourism
SEM
PLS-SEM
Mohammad Jamal Khan
Metrics
H-Index
i10-Index
Citation Counts
13
13
1,061
Healthcare Management
Medical Tourism
Tourism & Hospitality
Public Health
Fengqing Chao
Metrics
H-Index
i10-Index
Citation Counts
13
15
1,154
statistical demography
Bayesian statistics
population health
global health
Mohammed Mj Alqahtani
Metrics
H-Index
i10-Index
Citation Counts
13
14
1,825
Clinical Psychology
Rehabilitation psychology
Pediatric psychology
developmental disorder
Eid Alhaisoni
Metrics
H-Index
i10-Index
Citation Counts
13
13
1,102
Hesham Suleiman Alyousef
King Saud University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
13
18
1,596
systemic functional linguistics
discourse analysis
web 2.0
neurolinguistics
semantics
Yehia Al-Sohbani
Metrics
H-Index
i10-Index
Citation Counts
13
14
532
Darcin Akin
University of Hafr Al Batin
Hafr Al Batin, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
13
16
1,083
Transportation Engineering and Spatial Modeling
Abid Iqbal
Prince Sultan University
Riyadh, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
12
14
454
Bibliometric
Digital Libraries
Library Automation
Systematic reviews
AI in Libraries
Abduljalil Nasr Hazaea
Najran University
Najran, Saudi Arabia
Metrics
H-Index
i10-Index
Citation Counts
12
15
727