Question 1

What is KDDI Research (Japan) known for?

Accepted Answer

In research, KDDI Research (Japan) stands highest in Physical Sciences (#3,609 of 10,670 worldwide), Computer Science (#1,805 of 4,417 worldwide) and Electrical and Electronic Engineering (#993 of 2,176 worldwide), 2022-now. Relative to its size it is most specialised in Electrical and Electronic Engineering, Computer Networks and Communications and Artificial Intelligence (Electrical and Electronic Engineering is 8.9× its share of world research).

Question 2

How does KDDI Research (Japan) rank in research?

Accepted Answer

KDDI Research (Japan) ranks #8,665 of 22,385 institutions worldwide on research quality in 2022-now (#5,352 all time), and #201 of 924 in Japan.

Question 3

Who are the top researchers at KDDI Research (Japan)?

Accepted Answer

Ranked on the quality score, Nao Kobayashi, Toshitaka Hamamura and Donghuo Zeng lead among researchers whose main affiliation is KDDI Research (Japan).

Question 4

What are the most cited papers from KDDI Research (Japan)?

Accepted Answer

The most cited paper from KDDI Research (Japan) is "Embedding Watermarks into Deep Neural Networks" (Yusuke Uchida, Yuki Nagai, Shigeyuki Sakazawa et al., 2017), with 691 citations. Next come "Privacy-friendly platform for healthcare data in cloud based on blockchain environment" (410) and "Ultrafast Fiber Pulsed Lasers Incorporating Carbon Nanotubes" (393).

Question 5

Which research topics does KDDI Research (Japan) publish most on?

Accepted Answer

By volume in 2022-now: Optical Network Technologies, Advanced MIMO Systems Optimization, Advanced Photonic Communication Systems and Millimeter-Wave Propagation and Modeling.

Question 6

Which keywords describe research at KDDI Research (Japan)?

Accepted Answer

By fractional works in 2022-now, weighted toward what it does more of than the world: Deep Learning, Energy Efficiency, Massive MIMO, Channel Modeling, Wireless Networks, 5G, Optical Fiber and MIMO Systems.

Question 7

Which fields of science does KDDI Research (Japan) work in?

Accepted Answer

In 2022-now, 88% of research at KDDI Research (Japan) is in Physical Sciences, 8% in Social Sciences. Its largest fields are Engineering (46%), Computer Science (38%), Social Sciences (4%). It does 2.2× the world's share of Physical Sciences.

Question 8

Is KDDI Research (Japan)'s research output growing?

Accepted Answer

Output in 2022-2025 was 28% higher than in 2018-2021.