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. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
451,196
Country Rank
10,005
Institution Rank : 116
![](https://cdn.adscientificindex.com/logos/6558.jpg)
![Japan](/flags/jp.png)
![Yasuyuki Nogami](https://cdn.adscientificindex.com/pictures/cf/523862.jpg)
Information security
cryptography
discrete mathematics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
12
0.387
* Total i10 Index Rankings
World Rank
1,193,592
Country Rank
22,403
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/6556.png)
![Japan](/flags/jp.png)
![Kento Takabayashi](/user/assets/images/profile/no-profile-photo.png)
Wireless Communications
IoT
M2M
Cross-layer Optimization
Error Control
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 Index Rankings
World Rank
1,883,161
Country Rank
32,570
Institution Rank : 300
![](https://cdn.adscientificindex.com/logos/6558.jpg)
![Japan](/flags/jp.png)
![Sujan Chandra Roy](/pictures/ef/4862099.jpg)
DTN
Wireless Communication
Antenna Engineering
Machine Learning
NLP.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
451,196
![Japan](/flags/jp.png)
10,005
![](https://cdn.adscientificindex.com/logos/6558.jpg)
116
Yasuyuki Nogami
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
12
0.387
![](https://cdn.adscientificindex.com/logos/6558.jpg)
Information security
cryptography
discrete mathematics
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
1,193,592
![Japan](/flags/jp.png)
22,403
![](https://cdn.adscientificindex.com/logos/6556.png)
8
Kento Takabayashi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
![](https://cdn.adscientificindex.com/logos/6556.png)
Wireless Communications
IoT
M2M
Cross-layer Optimization
Error Control
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
1,883,161
![Japan](/flags/jp.png)
32,570
![](https://cdn.adscientificindex.com/logos/6558.jpg)
300
Sujan Chandra Roy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/6558.jpg)
DTN
Wireless Communication
Antenna Engineering
Machine Learning
NLP.