Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :26
Computational Statistics
Applied Mathematics
Machine Learning
Data Mining
Computer Modeling in Physics and Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
11
0.458
* Total i10 IndexRankings
Ranking Based On Selection :27
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
* Total i10 IndexRankings
Ranking Based On Selection :28
organic chemistry
organic synthesis
heterocycles
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
8
0.364
* Total i10 IndexRankings
Ranking Based On Selection :29
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
5
0.227
* Total i10 IndexRankings
Ranking Based On Selection :30
software engineering
ontology
refactoring
e-learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
17
0.810
* Total i10 IndexRankings
Ranking Based On Selection :31
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
12
0.571
* Total i10 IndexRankings
Ranking Based On Selection :32
fish science
toxicology
histology
heavy metals
aquatic contamination
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
* Total i10 IndexRankings
Ranking Based On Selection :33
IT and testing in the foreign language education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
* Total i10 IndexRankings
Ranking Based On Selection :34
Molecular biology
Molecular taxonomy
Parasitic plants
Orobanchaceae
Biological membranes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
8
0.400
* Total i10 IndexRankings
Ranking Based On Selection :35
Eulophidae (Hymenoptera
Chalcidoidea)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
7
0.350
* Total i10 IndexRankings
Ranking Based On Selection :36
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Total i10 IndexRankings
Ranking Based On Selection :37
IT
English
testing
evaluation
intercultural communication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Total i10 IndexRankings
Ranking Based On Selection :38
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
7
0.368
* Total i10 IndexRankings
Ranking Based On Selection :39
chemistry
spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
4
0.211
* Total i10 IndexRankings
Ranking Based On Selection :40
Informatics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
9
0.500
* Total i10 IndexRankings
Ranking Based On Selection :41
ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
* Total i10 IndexRankings
Ranking Based On Selection :42
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
* Total i10 IndexRankings
Ranking Based On Selection :43
Differential equation
Mathematical analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
* Total i10 IndexRankings
Ranking Based On Selection :44
chemistry
environmental catalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
5
0.294
* Total i10 IndexRankings
Ranking Based On Selection :45
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
9
0.563
* Total i10 IndexRankings
Ranking Based On Selection :46
e-learning
education
AI
Modelling of Context-aware systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
13
0.867
* Total i10 IndexRankings
Ranking Based On Selection :47
Mathemtics
Applied Mathematics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
8
0.533
* Total i10 IndexRankings
Ranking Based On Selection :48
solid state chemistry
lanthanoides
magnetism
sol-gel reaction
nanomaterials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
* Total i10 IndexRankings
Ranking Based On Selection :49
зоология
ентомология
биогеография
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
2
0.133
* Total i10 IndexRankings
Ranking Based On Selection :50
mathematical modeling
interpolation
fuzzy logic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
Snezhana Gocheva-Ilieva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
11
0.458
Computational Statistics
Applied Mathematics
Machine Learning
Data Mining
Computer Modeling in Physics and Engineering
Ginka Antova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
Iliyan Ivanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
8
0.364
organic chemistry
organic synthesis
heterocycles
Vanya Lekova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
5
0.227
Asya Stoyanova - Doycheva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
17
0.810
software engineering
ontology
refactoring
e-learning
Olga Rahneva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
12
0.571
Vesela Yancheva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
fish science
toxicology
histology
heavy metals
aquatic contamination
Vanya Ivanova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
Iliya Denev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
8
0.400
Molecular biology
Molecular taxonomy
Parasitic plants
Orobanchaceae
Biological membranes
Peter Boyadzhiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
7
0.350
Veselin Bivolarski
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
Ваня Иванова
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
George Totkov|Георги Тотков
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
7
0.368
Plamen Penchev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
4
0.211
Anna Malinova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
9
0.500
Slaveya Petrova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
Атанаска Георгиева
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
Atanaska Georgieva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
Differential equation
Mathematical analysis
Maria Stoyanova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
5
0.294
chemistry
environmental catalysis
Emil Doychev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
9
0.563
Todorka Glushkova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
13
0.867
e-learning
education
AI
Modelling of Context-aware systems
Andrey Ivanov Zahariev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
8
0.533
Mathemtics
Applied Mathematics
Dimitar Petrov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
solid state chemistry
lanthanoides
magnetism
sol-gel reaction
nanomaterials
Anelia Stojanova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
2
0.133
зоология
ентомология
биогеография
Tania Yankova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
mathematical modeling
interpolation
fuzzy logic