Top 100 Scientists

World Top 100 Scientists 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" (873,898 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
Pasi Fränti
Clustering
Location-based services
Image Compression
Machine Learning
Data Mining
Metrics
H-Index
i10 Index
Citation
52
176
11,182
* Rankings
Ranking Based On Selection: 2
Xiao Zhi Gao
Soft computing
machine learning
data mining
communications networks
Metrics
H-Index
i10 Index
Citation
49
184
10,528
* Rankings
Ranking Based On Selection: 3
Jussi Tohka
Image analysis
pattern recognition
machine learning
medical imaging
neuroinformatics
Metrics
H-Index
i10 Index
Citation
39
94
6,577
* Rankings
Ranking Based On Selection: 4
Yrjö Hiltunen
Process modelling
Artificial Intelligence
Novel process measurements
Metrics
H-Index
i10 Index
Citation
34
77
2,794
* Rankings
Ranking Based On Selection: 5
Ville Hautamäki
Speaker recognition
language recognition
machine learning
computational biology
Metrics
H-Index
i10 Index
Citation
31
74
4,209
* Rankings
Ranking Based On Selection: 8
Vittorio Fortino
Bioinformatics
Omics Data Analytics
Machine Learning and Artificial intelligence
Metrics
H-Index
i10 Index
Citation
23
33
1,493
* Rankings
Ranking Based On Selection: 9
Markku Hauta Kasari
Spectral Imaging
Color
Multispectral imaging
Colour
Pattern Recognition
Metrics
H-Index
i10 Index
Citation
22
54
1,816

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* Rankings
Ranking Based On Selection: 11
Maarit Koponen
Machine Translation
Post-Editing
Translation Quality
Translation Processes
Metrics
H-Index
i10 Index
Citation
18
19
1,346
* Rankings
Ranking Based On Selection: 12
Marko Jäntti
IT Service Management
Digital Transformation
Software Engineering
Metrics
H-Index
i10 Index
Citation
17
28
847
* Rankings
Ranking Based On Selection: 13
Harri Niska
Smart Energy
Environmental Informatics
Data Mining
Machine Learning
Air Quality
Metrics
H-Index
i10 Index
Citation
16
21
2,879
* Rankings
Ranking Based On Selection: 15
Anssi Kanervisto
Reinforcement learning
Machine learning
Video games
Metrics
H-Index
i10 Index
Citation
15
21
4,441
* Rankings
Ranking Based On Selection: 16
Sami Nikkonen
sleep
sleep disorders
obstructive sleep apnea
machine learning
signal analysis
Metrics
H-Index
i10 Index
Citation
15
20
710
* Rankings
Ranking Based On Selection: 17
Juuso TJ Honkanen
Articular Cartilage
Meniscus
Osteoarthritis
Computed Tomography
Contrast enhancement
Metrics
H-Index
i10 Index
Citation
15
17
590
* Rankings
Ranking Based On Selection: 20
Rajdeep Kumar Nath
Applied Machine Learning
Machine Learning Optimization
Smart Health
Embedded Systems
Metrics
H-Index
i10 Index
Citation
13
14
618
* Rankings
Ranking Based On Selection: 21
Olivier Rukundo
Image Processing
Image Analysis
Artificial Intelligence
Metrics
H-Index
i10 Index
Citation
13
15
658
* Rankings
Ranking Based On Selection: 22
Christina Brester
Artificial intelligence
data mining
machine learning
evolutionary computation
multi-objective optimization
Metrics
H-Index
i10 Index
Citation
13
20
566
* Rankings
Ranking Based On Selection: 23
Hamid Behravan
Deep Learning
Machine Learning
Cancer Data Analytics
Metrics
H-Index
i10 Index
Citation
12
14
532
* Rankings
Ranking Based On Selection: 24
Aleksandr Sizov
speaker recognition
anti-spoofing
machine learning
Metrics
H-Index
i10 Index
Citation
10
10
1,293
* Rankings
Ranking Based On Selection: 25
Javed Ashraf
Epidemiology
Oral Public Health
Causal Inference
Artificial Intelligence
Machine Learning
Metrics
H-Index
i10 Index
Citation
9
9
329
* Rankings
Ranking Based On Selection: 26
Pentikäinen Toivanen Marika
Information Systems
Education
Requirements
Health & Wellbeing
Human Activity
Metrics
H-Index
i10 Index
Citation
9
9
462
* Rankings
Ranking Based On Selection: 27
Trung Ngo Trong
Machine Learning
Artificial intelligence
Deep Learning
Bayesian Inference
Signal Processing
Metrics
H-Index
i10 Index
Citation
8
7
208
* Rankings
Ranking Based On Selection: 29
Chengmin Zhou
Bayesian Learning
Robotics
Reinforcement Learning
Representation Learning
Metrics
H-Index
i10 Index
Citation
6
6
291
* Rankings
Ranking Based On Selection: 31
Tersia Gowases
human computer interaction
interaction design
eye tracking
problem solving
Metrics
H-Index
i10 Index
Citation
5
4
166
* Rankings
Ranking Based On Selection: 32
Mikko Malinen
Data clustering
pattern recognition
machine learning
algorithms
coding theory
Metrics
H-Index
i10 Index
Citation
5
4
427
* Rankings
Ranking Based On Selection: 33
Sami Andberg
Computer science
Health informatics
Eye tracking
Neuroscience
Educational technology
Metrics
H-Index
i10 Index
Citation
5
3
141
* Rankings
Ranking Based On Selection: 34
Vandad Imani
Machine learning
Pattern recognition
Medical Image Analysis
Computational Neuroscience
Metrics
H-Index
i10 Index
Citation
4
2
148
Paras Pant
Computer Vision
Color Science
Image / Signal Processing
Spectral Imaging and Analysis
Machine learning and Pattern Recogniti
Metrics
H-Index
i10 Index
Citation
4
3
74
Amos Oyelere Sunday
Computer Science
Co-design
Artificial Intelligence
Machine Learning
Computational Thinking
Metrics
H-Index
i10 Index
Citation
3
2
42
Jarmo Koponen
Computer Vision
Deep Learning
Artificial Intelligence
Metrics
H-Index
i10 Index
Citation
1
0
4
Wah Weerathunga
Computer Vision
Machine Learning
Deep Learning
Artificial Intelligence
AWS
Metrics
H-Index
i10 Index
Citation
1
0
1
Rankings
Ranking Based On Selection: 1
Pasi Fränti
Metrics
H-Index
i10 Index
Citation Counts
52
176
11,182
Clustering
Location-based services
Image Compression
Machine Learning
Data Mining
Rankings
Ranking Based On Selection: 2
Xiao Zhi Gao
Metrics
H-Index
i10 Index
Citation Counts
49
184
10,528
Soft computing
machine learning
data mining
communications networks
Rankings
Ranking Based On Selection: 3
Jussi Tohka
Metrics
H-Index
i10 Index
Citation Counts
39
94
6,577
Image analysis
pattern recognition
machine learning
medical imaging
neuroinformatics
Rankings
Ranking Based On Selection: 4
Yrjö Hiltunen
Metrics
H-Index
i10 Index
Citation Counts
34
77
2,794
Process modelling
Artificial Intelligence
Novel process measurements
Rankings
Ranking Based On Selection: 5
Ville Hautamäki
Metrics
H-Index
i10 Index
Citation Counts
31
74
4,209
Speaker recognition
language recognition
machine learning
computational biology
Rankings
Ranking Based On Selection: 6
Markku Tukiainen
Metrics
H-Index
i10 Index
Citation Counts
26
49
2,194
Rankings
Ranking Based On Selection: 7
Pauli Miettinen
Metrics
H-Index
i10 Index
Citation Counts
24
42
1,857
Rankings
Ranking Based On Selection: 8
Vittorio Fortino
Metrics
H-Index
i10 Index
Citation Counts
23
33
1,493
Bioinformatics
Omics Data Analytics
Machine Learning and Artificial intelligence
Rankings
Ranking Based On Selection: 9
Markku Hauta Kasari
Metrics
H-Index
i10 Index
Citation Counts
22
54
1,816
Spectral Imaging
Color
Multispectral imaging
Colour
Pattern Recognition
Rankings
Ranking Based On Selection: 10
Kimmo Fredriksson
Metrics
H-Index
i10 Index
Citation Counts
20
40
1,326

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Maarit Koponen
Metrics
H-Index
i10 Index
Citation Counts
18
19
1,346
Machine Translation
Post-Editing
Translation Quality
Translation Processes
Rankings
Ranking Based On Selection: 12
Marko Jäntti
Metrics
H-Index
i10 Index
Citation Counts
17
28
847
IT Service Management
Digital Transformation
Software Engineering
Rankings
Ranking Based On Selection: 13
Harri Niska
Metrics
H-Index
i10 Index
Citation Counts
16
21
2,879
Smart Energy
Environmental Informatics
Data Mining
Machine Learning
Air Quality
Rankings
Ranking Based On Selection: 14
Sami Väänänen
Metrics
H-Index
i10 Index
Citation Counts
16
20
804
Rankings
Ranking Based On Selection: 15
Anssi Kanervisto
Metrics
H-Index
i10 Index
Citation Counts
15
21
4,441
Reinforcement learning
Machine learning
Video games
Rankings
Ranking Based On Selection: 16
Sami Nikkonen
Metrics
H-Index
i10 Index
Citation Counts
15
20
710
sleep
sleep disorders
obstructive sleep apnea
machine learning
signal analysis
Rankings
Ranking Based On Selection: 17
Juuso TJ Honkanen
Metrics
H-Index
i10 Index
Citation Counts
15
17
590
Articular Cartilage
Meniscus
Osteoarthritis
Computed Tomography
Contrast enhancement
Rankings
Ranking Based On Selection: 18
Mohsen Nasiri
Metrics
H-Index
i10 Index
Citation Counts
15
20
891
Rankings
Ranking Based On Selection: 19
Jussi Koskinen
Metrics
H-Index
i10 Index
Citation Counts
15
26
863
Rankings
Ranking Based On Selection: 20
Rajdeep Kumar Nath
Metrics
H-Index
i10 Index
Citation Counts
13
14
618
Applied Machine Learning
Machine Learning Optimization
Smart Health
Embedded Systems
Rankings
Ranking Based On Selection: 21
Olivier Rukundo
Metrics
H-Index
i10 Index
Citation Counts
13
15
658
Image Processing
Image Analysis
Artificial Intelligence
Rankings
Ranking Based On Selection: 22
Christina Brester
Metrics
H-Index
i10 Index
Citation Counts
13
20
566
Artificial intelligence
data mining
machine learning
evolutionary computation
multi-objective optimization
Rankings
Ranking Based On Selection: 23
Hamid Behravan
Metrics
H-Index
i10 Index
Citation Counts
12
14
532
Deep Learning
Machine Learning
Cancer Data Analytics
Rankings
Ranking Based On Selection: 24
Aleksandr Sizov
Metrics
H-Index
i10 Index
Citation Counts
10
10
1,293
speaker recognition
anti-spoofing
machine learning
Rankings
Ranking Based On Selection: 25
Javed Ashraf
Metrics
H-Index
i10 Index
Citation Counts
9
9
329
Epidemiology
Oral Public Health
Causal Inference
Artificial Intelligence
Machine Learning
Rankings
Ranking Based On Selection: 26
Pentikäinen Toivanen Marika
Metrics
H-Index
i10 Index
Citation Counts
9
9
462
Information Systems
Education
Requirements
Health & Wellbeing
Human Activity
Rankings
Ranking Based On Selection: 27
Trung Ngo Trong
Metrics
H-Index
i10 Index
Citation Counts
8
7
208
Machine Learning
Artificial intelligence
Deep Learning
Bayesian Inference
Signal Processing
Rankings
Ranking Based On Selection: 28
Ekaterina Paasonen|Ekaterina Zhurakovskaya
Metrics
H-Index
i10 Index
Citation Counts
7
6
171
Neurobiology
fMRI
EEG
data analysis
computer science
Rankings
Ranking Based On Selection: 29
Chengmin Zhou
Metrics
H-Index
i10 Index
Citation Counts
6
6
291
Bayesian Learning
Robotics
Reinforcement Learning
Representation Learning
Rankings
Ranking Based On Selection: 30
Mustafa Beter
Metrics
H-Index
i10 Index
Citation Counts
6
5
251
Rankings
Ranking Based On Selection: 31
Tersia Gowases
Metrics
H-Index
i10 Index
Citation Counts
5
4
166
human computer interaction
interaction design
eye tracking
problem solving
Rankings
Ranking Based On Selection: 32
Mikko Malinen
Metrics
H-Index
i10 Index
Citation Counts
5
4
427
Data clustering
pattern recognition
machine learning
algorithms
coding theory
Rankings
Ranking Based On Selection: 33
Sami Andberg
Metrics
H-Index
i10 Index
Citation Counts
5
3
141
Computer science
Health informatics
Eye tracking
Neuroscience
Educational technology
Rankings
Ranking Based On Selection: 34
Vandad Imani
Metrics
H-Index
i10 Index
Citation Counts
4
2
148
Machine learning
Pattern recognition
Medical Image Analysis
Computational Neuroscience
Rankings
Ranking Based On Selection: 35
Paras Pant
Metrics
H-Index
i10 Index
Citation Counts
4
3
74
Computer Vision
Color Science
Image / Signal Processing
Spectral Imaging and Analysis
Machine learning and Pattern Recogniti
Rankings
Ranking Based On Selection: 36
Amos Oyelere Sunday
Metrics
H-Index
i10 Index
Citation Counts
3
2
42
Computer Science
Co-design
Artificial Intelligence
Machine Learning
Computational Thinking
Rankings
Ranking Based On Selection: 37
Raheel Shehzad Robson
Metrics
H-Index
i10 Index
Citation Counts
1
0
8
Rankings
Ranking Based On Selection: 38
Jarmo Koponen
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Computer Vision
Deep Learning
Artificial Intelligence
Rankings
Ranking Based On Selection: 39
Wah Weerathunga
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Computer Vision
Machine Learning
Deep Learning
Artificial Intelligence
AWS