Top 100 Scientists

Top 100 Scientists in Estonia 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Jaak Vilo
Bioinformatics
Data Mining
Health Informatics
#unitartucs
Metrics
H-Index
i10 Index
Citation
51
91
28,476
* Rankings
Ranking Based On Selection :2
Sherif Sakr
Database Systems
Big Data
Data Science
Health Informatics
#unitartucs
Metrics
H-Index
i10 Index
Citation
47
132
9,470
* Rankings
Ranking Based On Selection :3
Gholamreza Anbarjafari Shahab|Shahab Anbarjafari
multimodal emotion recognition
applied machine learning
computer vision
human-robot interaction
Metrics
H-Index
i10 Index
Citation
41
113
7,757
* Rankings
Ranking Based On Selection :4
Helger Lipmaa
Cryptography
zero knowledge
SNARK
zk-SNARK
#unitartucs
Metrics
H-Index
i10 Index
Citation
41
77
6,271
* Rankings
Ranking Based On Selection :5
Dietmar Pfahl
Software Engineering
Software Analytics
Software Quality
Software Testing
#unitartucs
Metrics
H-Index
i10 Index
Citation
40
107
6,460
* Rankings
Ranking Based On Selection :7
Dominique Unruh
Quantum Cryptography
Post-Quantum Cryptography
Verification
Cryptography
#unitartucs
Metrics
H-Index
i10 Index
Citation
34
63
4,280
* Rankings
Ranking Based On Selection :8
Tanel Kaart
Data analysis in life sciences
(population)genetics
plant and animal science
(veterinary)medicine
ecology
Metrics
H-Index
i10 Index
Citation
32
92
3,373
* Rankings
Ranking Based On Selection :9
Raimundas Matulevičius
Information Systems
Software Engineering
Requirements Engineering
Security Engineering
#unitartucs
Metrics
H-Index
i10 Index
Citation
30
69
3,408
* Rankings
Ranking Based On Selection :10
Alexander Norta nee Hirnschall
blockchain
smart contract
business process automation
service oriented cloud computing
requirements enginee
Metrics
H-Index
i10 Index
Citation
29
74
3,095
* Rankings
Ranking Based On Selection :11
Juri Belikov
Control Systems
Power Systems
Renewable Energy
Energy Informatics
Metrics
H-Index
i10 Index
Citation
28
74
4,114
* Rankings
Ranking Based On Selection :12
Sven Laur
Cryptology
Computer Algebra
Data Mining
Machine Learning
#unitartucs
Metrics
H-Index
i10 Index
Citation
25
34
4,313
* Rankings
Ranking Based On Selection :13
Aleksei Tepljakov
Fractional-order Calculus
Embedded Systems
Computer Science
Extended Reality
Metrics
H-Index
i10 Index
Citation
24
48
2,815
* Rankings
Ranking Based On Selection :14
Meelis Kull
Machine learning
Classifier calibration
Uncertainty quantification
Data science
#unitartucs
Metrics
H-Index
i10 Index
Citation
21
31
4,549
* Rankings
Ranking Based On Selection :15
Mart Laanpere
computer science education
technology-enhanced learning
Metrics
H-Index
i10 Index
Citation
19
44
1,595
* Rankings
Ranking Based On Selection :17
Hayretdin Bahsi
machine learning & cyber security
digital forensics
cyber-physical system security
Metrics
H-Index
i10 Index
Citation
16
24
992
* Rankings
Ranking Based On Selection :20
Sabah Suhail
Digital Twin
Blockchain
Cybersecurity
Cyber-Physical System
Metrics
H-Index
i10 Index
Citation
13
14
875
* Rankings
Ranking Based On Selection :21
Tauno Palts
teaching programming
computational thinking
Metrics
H-Index
i10 Index
Citation
13
14
541
* Rankings
Ranking Based On Selection :22
Chinmaya Dehury
cloud computing
edge-cloud continuum
Clustered edge computing
Edge Intelligence
#unitartucs
Metrics
H-Index
i10 Index
Citation
12
14
506
* Rankings
Ranking Based On Selection :23
Rasul Niazmand Bilandi
Computer programming for High Speed Craft
Computational Fluid Dynamic
Marine hydrodynamics
Fuel Efficiency
High Speed Craft
Metrics
H-Index
i10 Index
Citation
12
13
358
* Rankings
Ranking Based On Selection :25
Aigar Ottas
Metabolomics
biochemistry
statistics
machine learning
Metrics
H-Index
i10 Index
Citation
11
14
520
* Rankings
Ranking Based On Selection :26
Reelika Suviste
MOOC
programming
math
teaching practice
management practice
Metrics
H-Index
i10 Index
Citation
11
13
425
* Rankings
Ranking Based On Selection :27
Ezequiel Scott
Software Engineering
Software Analytics
Agile Software Development
Software Engineering Education
#unitartucs
Metrics
H-Index
i10 Index
Citation
11
11
474
* Rankings
Ranking Based On Selection :28
Pankaj Chejara
Machine Learning
Learning analytics
Education Technology
Multimodal Learning Analytics
Metrics
H-Index
i10 Index
Citation
10
10
260
* Rankings
Ranking Based On Selection :29
Kristina Vassiljeva
Artificial Intelligence
Industrial Informatics
Control
Metrics
H-Index
i10 Index
Citation
10
10
289
* Rankings
Ranking Based On Selection :30
Anton Vedeshin
AI/ML
Cloud Computing
Cyber Security
Advanced Manufacturing
Robotics
Metrics
H-Index
i10 Index
Citation
9
9
294
* Rankings
Ranking Based On Selection :31
Abiodun Ogunyemi
Human-centred software engineering
Voice User Interface Design
Workplace learning
AI ethics desig
Metrics
H-Index
i10 Index
Citation
9
9
254
* Rankings
Ranking Based On Selection :32
Vadim Kaparin
automation and control systems
computer science
mathematics
Metrics
H-Index
i10 Index
Citation
9
8
258
* Rankings
Ranking Based On Selection :33
Carlos Paniagua
mobile computing
cloud computing
mobile cloud computing
smart environments
context-awareness
Metrics
H-Index
i10 Index
Citation
9
9
370
* Rankings
Ranking Based On Selection :34
Nasim Janatian
Data scientist
Atmospheric science and engineering
Hydrobiology
RS
Metrics
H-Index
i10 Index
Citation
8
7
446
* Rankings
Ranking Based On Selection :35
Avar Pentel
Artificial Intelligence
Data Mining
Machine Learning
HCI
Metrics
H-Index
i10 Index
Citation
8
7
195
* Rankings
Ranking Based On Selection :36
Djuddah Aj Leijen
Academic writing process
peer feedback
machine learning
corpus methods
second language writing
Metrics
H-Index
i10 Index
Citation
8
6
423
* Rankings
Ranking Based On Selection :38
Leonidas Tsiopoulos
Formal methods
Real-time systems
Multi-core systems
#tutcs
#ITEEcoe
Metrics
H-Index
i10 Index
Citation
8
7
196
* Rankings
Ranking Based On Selection :39
Isabel Skierka
digital government
technology policy
security
resilience
Metrics
H-Index
i10 Index
Citation
7
7
265
* Rankings
Ranking Based On Selection :40
Mahtab Shahin
Big Data
Machine Learning
Artificial Intelligence
Distributed System
Metrics
H-Index
i10 Index
Citation
7
7
181
Chad Nester
Category Theory
Theoretical Computer Science
Programming Languages
Metrics
H-Index
i10 Index
Citation
6
4
99
Gert Kanter
robotics
autonomous systems
robot software engineering
robot software testing
formal methods
Metrics
H-Index
i10 Index
Citation
6
2
60
Yin Huishi
Software Engineering
Open Innovation
Data Mining
Cloud Computing
#unitartucs
Metrics
H-Index
i10 Index
Citation
6
1
126
Ahti Lohk
Natural language processing
text mining
semantic networks
Metrics
H-Index
i10 Index
Citation
5
2
94
Abdallah Hussein Sham
Artificial Intelligence
multimodal emotion recognition applied machine learning
computer vision
human-robot interaction
Metrics
H-Index
i10 Index
Citation
4
2
85
Kristine Hovhannisyan
Cyber Security
Digital Forensics
Offensive Security
Cyber Policy
Cyber Peace
Metrics
H-Index
i10 Index
Citation
4
2
69
Farooq Ayoub Dar
Distributed and Pervasive Systems: Edge Computing
Pervasive Sensing
Metrics
H-Index
i10 Index
Citation
4
2
48
Evelin Halling
Formal methods
Model-based testing
Distributed systems
Machine learning
Data mining
Metrics
H-Index
i10 Index
Citation
4
1
43
Baseer Baheer
Software Engineering
Digital Government
Digital Transformation
Metrics
H-Index
i10 Index
Citation
3
1
92
Kristo Raun
process mining
conformance checking
data engineering
streaming data
#unitartucs
Metrics
H-Index
i10 Index
Citation
3
1
26
Ahmed Samir Imam Mahmoud
Computer Science
Software Engineering
Data Engineering
Metrics
H-Index
i10 Index
Citation
3
0
20
Liisa Rätsep
natural language processing
speech technology
text-to-speech
#unitartucs
Metrics
H-Index
i10 Index
Citation
3
0
13
Laura Piho
Signal processing
machine learning
data analysis
mathematics
Metrics
H-Index
i10 Index
Citation
2
1
139
Kristjan Julius Laak
artificial intelligence
natural intelligence
education
learning
neuroscience
Metrics
H-Index
i10 Index
Citation
2
1
23
Auli Viidalepp
semiotics
Artificial Intelligence
social construction of technology
Metrics
H-Index
i10 Index
Citation
2
0
15
Andrew Roberts
cybersecurity
autonomous vehicles
network security analysis
cybersecurity testing
Metrics
H-Index
i10 Index
Citation
2
0
12
Maia Lust
computer science education
educational technologies
Metrics
H-Index
i10 Index
Citation
1
0
3
Rankings
Ranking Based On Selection: 1
Jaak Vilo
Metrics
H-Index
i10 Index
Citation Counts
51
91
28,476
Bioinformatics
Data Mining
Health Informatics
#unitartucs
Rankings
Ranking Based On Selection: 2
Sherif Sakr
Metrics
H-Index
i10 Index
Citation Counts
47
132
9,470
Database Systems
Big Data
Data Science
Health Informatics
#unitartucs
Rankings
Ranking Based On Selection: 3
Gholamreza Anbarjafari Shahab|Shahab Anbarjafari
Metrics
H-Index
i10 Index
Citation Counts
41
113
7,757
multimodal emotion recognition
applied machine learning
computer vision
human-robot interaction
Rankings
Ranking Based On Selection: 4
Helger Lipmaa
Metrics
H-Index
i10 Index
Citation Counts
41
77
6,271
Cryptography
zero knowledge
SNARK
zk-SNARK
#unitartucs
Rankings
Ranking Based On Selection: 5
Dietmar Pfahl
Metrics
H-Index
i10 Index
Citation Counts
40
107
6,460
Software Engineering
Software Analytics
Software Quality
Software Testing
#unitartucs
Rankings
Ranking Based On Selection: 6
Martti Vasar
Metrics
H-Index
i10 Index
Citation Counts
34
53
5,242
Rankings
Ranking Based On Selection: 7
Dominique Unruh
Metrics
H-Index
i10 Index
Citation Counts
34
63
4,280
Quantum Cryptography
Post-Quantum Cryptography
Verification
Cryptography
#unitartucs
Rankings
Ranking Based On Selection: 8
Tanel Kaart
Metrics
H-Index
i10 Index
Citation Counts
32
92
3,373
Data analysis in life sciences
(population)genetics
plant and animal science
(veterinary)medicine
ecology
Rankings
Ranking Based On Selection: 9
Raimundas Matulevičius
Metrics
H-Index
i10 Index
Citation Counts
30
69
3,408
Information Systems
Software Engineering
Requirements Engineering
Security Engineering
#unitartucs
Rankings
Ranking Based On Selection: 10
Alexander Norta nee Hirnschall
Metrics
H-Index
i10 Index
Citation Counts
29
74
3,095
blockchain
smart contract
business process automation
service oriented cloud computing
requirements enginee
Rankings
Ranking Based On Selection: 11
Juri Belikov
Metrics
H-Index
i10 Index
Citation Counts
28
74
4,114
Control Systems
Power Systems
Renewable Energy
Energy Informatics
Rankings
Ranking Based On Selection: 12
Sven Laur
Metrics
H-Index
i10 Index
Citation Counts
25
34
4,313
Cryptology
Computer Algebra
Data Mining
Machine Learning
#unitartucs
Rankings
Ranking Based On Selection: 13
Aleksei Tepljakov
Metrics
H-Index
i10 Index
Citation Counts
24
48
2,815
Fractional-order Calculus
Embedded Systems
Computer Science
Extended Reality
Rankings
Ranking Based On Selection: 14
Meelis Kull
Metrics
H-Index
i10 Index
Citation Counts
21
31
4,549
Machine learning
Classifier calibration
Uncertainty quantification
Data science
#unitartucs
Rankings
Ranking Based On Selection: 15
Mart Laanpere
Metrics
H-Index
i10 Index
Citation Counts
19
44
1,595
computer science education
technology-enhanced learning
Rankings
Ranking Based On Selection: 16
Malik Imran
Metrics
H-Index
i10 Index
Citation Counts
18
24
772
Rankings
Ranking Based On Selection: 17
Hayretdin Bahsi
Metrics
H-Index
i10 Index
Citation Counts
16
24
992
machine learning & cyber security
digital forensics
cyber-physical system security
Rankings
Ranking Based On Selection: 18
Alla Khosrovyan
Metrics
H-Index
i10 Index
Citation Counts
14
17
509
Ecotoxicology
microplastics
software engineering
Rankings
Ranking Based On Selection: 19
Edge AI
Federated Learning
BigData/Cloud Computing
Data Privacy
IoT
Rankings
Ranking Based On Selection: 20
Sabah Suhail
Metrics
H-Index
i10 Index
Citation Counts
13
14
875
Digital Twin
Blockchain
Cybersecurity
Cyber-Physical System
Rankings
Ranking Based On Selection: 21
Tauno Palts
Metrics
H-Index
i10 Index
Citation Counts
13
14
541
Rankings
Ranking Based On Selection: 22
Chinmaya Dehury
Metrics
H-Index
i10 Index
Citation Counts
12
14
506
cloud computing
edge-cloud continuum
Clustered edge computing
Edge Intelligence
#unitartucs
Rankings
Ranking Based On Selection: 23
Rasul Niazmand Bilandi
Metrics
H-Index
i10 Index
Citation Counts
12
13
358
Computer programming for High Speed Craft
Computational Fluid Dynamic
Marine hydrodynamics
Fuel Efficiency
High Speed Craft
Rankings
Ranking Based On Selection: 24
Gunnar Piho
Metrics
H-Index
i10 Index
Citation Counts
12
16
374
Rankings
Ranking Based On Selection: 25
Aigar Ottas
Metrics
H-Index
i10 Index
Citation Counts
11
14
520
Metabolomics
biochemistry
statistics
machine learning
Rankings
Ranking Based On Selection: 26
Reelika Suviste
Metrics
H-Index
i10 Index
Citation Counts
11
13
425
MOOC
programming
math
teaching practice
management practice
Rankings
Ranking Based On Selection: 27
Ezequiel Scott
Metrics
H-Index
i10 Index
Citation Counts
11
11
474
Software Engineering
Software Analytics
Agile Software Development
Software Engineering Education
#unitartucs
Rankings
Ranking Based On Selection: 28
Pankaj Chejara
Metrics
H-Index
i10 Index
Citation Counts
10
10
260
Machine Learning
Learning analytics
Education Technology
Multimodal Learning Analytics
Rankings
Ranking Based On Selection: 29
Kristina Vassiljeva
Metrics
H-Index
i10 Index
Citation Counts
10
10
289
Artificial Intelligence
Industrial Informatics
Control
Rankings
Ranking Based On Selection: 30
Anton Vedeshin
Metrics
H-Index
i10 Index
Citation Counts
9
9
294
AI/ML
Cloud Computing
Cyber Security
Advanced Manufacturing
Robotics
Rankings
Ranking Based On Selection: 31
Abiodun Ogunyemi
Metrics
H-Index
i10 Index
Citation Counts
9
9
254
Human-centred software engineering
Voice User Interface Design
Workplace learning
AI ethics desig
Rankings
Ranking Based On Selection: 32
Vadim Kaparin
Metrics
H-Index
i10 Index
Citation Counts
9
8
258
automation and control systems
computer science
mathematics
Rankings
Ranking Based On Selection: 33
Carlos Paniagua
Metrics
H-Index
i10 Index
Citation Counts
9
9
370
mobile computing
cloud computing
mobile cloud computing
smart environments
context-awareness
Rankings
Ranking Based On Selection: 34
Nasim Janatian
Metrics
H-Index
i10 Index
Citation Counts
8
7
446
Data scientist
Atmospheric science and engineering
Hydrobiology
RS
Rankings
Ranking Based On Selection: 35
Avar Pentel
Metrics
H-Index
i10 Index
Citation Counts
8
7
195
Artificial Intelligence
Data Mining
Machine Learning
HCI
Rankings
Ranking Based On Selection: 36
Djuddah Aj Leijen
Metrics
H-Index
i10 Index
Citation Counts
8
6
423
Academic writing process
peer feedback
machine learning
corpus methods
second language writing
Rankings
Ranking Based On Selection: 37
Margus Niitsoo
Metrics
H-Index
i10 Index
Citation Counts
8
7
449
Rankings
Ranking Based On Selection: 38
Leonidas Tsiopoulos
Metrics
H-Index
i10 Index
Citation Counts
8
7
196
Formal methods
Real-time systems
Multi-core systems
#tutcs
#ITEEcoe
Rankings
Ranking Based On Selection: 39
Isabel Skierka
Metrics
H-Index
i10 Index
Citation Counts
7
7
265
digital government
technology policy
security
resilience
Rankings
Ranking Based On Selection: 40
Mahtab Shahin
Metrics
H-Index
i10 Index
Citation Counts
7
7
181
Big Data
Machine Learning
Artificial Intelligence
Distributed System
Rankings
Ranking Based On Selection: 41
Kadri Umbleja
Metrics
H-Index
i10 Index
Citation Counts
7
5
138
Rankings
Ranking Based On Selection: 42
Ljubov Jaanuska|Ljubov Feklistova
Metrics
H-Index
i10 Index
Citation Counts
6
4
308
Rankings
Ranking Based On Selection: 43
Chad Nester
Metrics
H-Index
i10 Index
Citation Counts
6
4
99
Category Theory
Theoretical Computer Science
Programming Languages
Rankings
Ranking Based On Selection: 44
Gert Kanter
Metrics
H-Index
i10 Index
Citation Counts
6
2
60
robotics
autonomous systems
robot software engineering
robot software testing
formal methods
Rankings
Ranking Based On Selection: 45
Yin Huishi
Metrics
H-Index
i10 Index
Citation Counts
6
1
126
Software Engineering
Open Innovation
Data Mining
Cloud Computing
#unitartucs
Rankings
Ranking Based On Selection: 46
Mati Tombak
Metrics
H-Index
i10 Index
Citation Counts
6
5
128
Rankings
Ranking Based On Selection: 47
Ahti Lohk
Metrics
H-Index
i10 Index
Citation Counts
5
2
94
Natural language processing
text mining
semantic networks
Rankings
Ranking Based On Selection: 48
Abdallah Hussein Sham
Metrics
H-Index
i10 Index
Citation Counts
4
2
85
Artificial Intelligence
multimodal emotion recognition applied machine learning
computer vision
human-robot interaction
Rankings
Ranking Based On Selection: 49
Kristine Hovhannisyan
Metrics
H-Index
i10 Index
Citation Counts
4
2
69
Cyber Security
Digital Forensics
Offensive Security
Cyber Policy
Cyber Peace
Rankings
Ranking Based On Selection: 50
Farooq Ayoub Dar
Metrics
H-Index
i10 Index
Citation Counts
4
2
48
Distributed and Pervasive Systems: Edge Computing
Pervasive Sensing
Rankings
Ranking Based On Selection: 51
Sergei Jegorov
Metrics
H-Index
i10 Index
Citation Counts
4
1
37
software engineering
IoT
robotics
systems engineering
Rankings
Ranking Based On Selection: 52
Ali Zahavi
Metrics
H-Index
i10 Index
Citation Counts
4
1
34
Rankings
Ranking Based On Selection: 53
Evelin Halling
Metrics
H-Index
i10 Index
Citation Counts
4
1
43
Formal methods
Model-based testing
Distributed systems
Machine learning
Data mining
Rankings
Ranking Based On Selection: 54
Baseer Baheer
Metrics
H-Index
i10 Index
Citation Counts
3
1
92
Software Engineering
Digital Government
Digital Transformation
Rankings
Ranking Based On Selection: 55
Elizaveta Korotkova
Metrics
H-Index
i10 Index
Citation Counts
3
1
29
Rankings
Ranking Based On Selection: 56
Kristo Raun
Metrics
H-Index
i10 Index
Citation Counts
3
1
26
process mining
conformance checking
data engineering
streaming data
#unitartucs
Rankings
Ranking Based On Selection: 57
Ahmed Samir Imam Mahmoud
Metrics
H-Index
i10 Index
Citation Counts
3
0
20
Computer Science
Software Engineering
Data Engineering
Rankings
Ranking Based On Selection: 58
Liisa Rätsep
Metrics
H-Index
i10 Index
Citation Counts
3
0
13
natural language processing
speech technology
text-to-speech
#unitartucs
Rankings
Ranking Based On Selection: 59
Laura Piho
Metrics
H-Index
i10 Index
Citation Counts
2
1
139
Signal processing
machine learning
data analysis
mathematics
Rankings
Ranking Based On Selection: 61
Elli Valla
Metrics
H-Index
i10 Index
Citation Counts
2
1
39
Rankings
Ranking Based On Selection: 62
Kristjan Julius Laak
Metrics
H-Index
i10 Index
Citation Counts
2
1
23
artificial intelligence
natural intelligence
education
learning
neuroscience
Rankings
Ranking Based On Selection: 63
Emil Kalbaliyev
Metrics
H-Index
i10 Index
Citation Counts
2
1
18
Rankings
Ranking Based On Selection: 64
Auli Viidalepp
Metrics
H-Index
i10 Index
Citation Counts
2
0
15
semiotics
Artificial Intelligence
social construction of technology
Rankings
Ranking Based On Selection: 65
Andrew Roberts
Metrics
H-Index
i10 Index
Citation Counts
2
0
12
cybersecurity
autonomous vehicles
network security analysis
cybersecurity testing
Rankings
Ranking Based On Selection: 67
Bhawani Shankar Leelar
Metrics
H-Index
i10 Index
Citation Counts
2
0
6
Rankings
Ranking Based On Selection: 68
Mirjam Paales
Metrics
H-Index
i10 Index
Citation Counts
1
1
25
Rankings
Ranking Based On Selection: 69
Maia Lust
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
computer science education
educational technologies