Science Explorer Back to mapMap
Discussion
Researcher · Hong Kong Polytechnic University · China

Ajay Kumar

Ajay Kumar publishes mostly in Signal Processing, Computer Vision and Pattern Recognition and Information Systems, on topics such as Biometric Identification and Security, Face recognition and analysis and User Authentication and Security Systems.

ORCID 0000-0002-3761-2436 OpenAlex
World rank
#46,552
of 7,710,434 ranked researchers
Rank in China
#3,351
of 978,568
Works
248
Citations
12k
Citations per work
47.0
h-index
57
i10-index 135Top 0.3% in Signal Processing
Ajay Kumar

What does Ajay Kumar research?

Ajay Kumar's work is mostly in Computer Science (66%), Biochemistry, Genetics and Molecular Biology (7%), Social Sciences (3%).

Physical Sciences: 162 works · 65.5% of their workComputer Science: 162 works · 65.5% of their workSignal Processing: 64 works · 26.0% of their workComputer Vision and Pattern Recognition: 60 works · 24.0% of their workInformation Systems: 31 works · 12.4% of their workArtificial Intelligence: 8 works · 3.1% of their workEverything else: 61 works · 24.5% of their workLife Sciences: 17 works · 6.8% of their workBiochemistry, Genetics and Molecular Biology: 17 works · 6.8% of their workGenetics: 17 works · 6.8% of their workSocial Sciences: 8 works · 3.2% of their workSocial Sciences: 8 works · 3.2% of their workSafety Research: 8 works · 3.2% of their workTHEIR WORKAjay Kumar248works
Life Sciences7%Physical Sciences66%Social Sciences3%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Computer Science16265.5%
  2. Everything else6124.5%
    1. Biochemistry, Genetics and Molecular Biology176.8%
    1. Social Sciences83.2%
  1. 1Signal Processing26% of their works
  2. 2Computer Vision and Pattern Recognition24% of their works
  3. 3Information Systems12% of their works
  4. 4Genetics7% of their works
  5. 5Safety Research3% of their works
  6. 6Artificial Intelligence3% of their works

Research topics

Which keywords describe Ajay Kumar's research?

The keywords of their largest research topics: Authentication, Security, Biometric Recognition, Privacy, Face Recognition, Deep Learning, Age Estimation and Facial Landmark Detection.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 20 words, with their numbers
  1. Authentication2382 topics
  2. Security2382 topics
  3. Biometric Recognition1651 topic
  4. Privacy1651 topic
  5. Face Recognition1072 topics
  6. Deep Learning942 topics
  7. Age Estimation821 topic
  8. Facial Landmark Detection821 topic
  9. Biometrics731 topic
  10. Passwords731 topic
  11. Dimensionality Reduction251 topic
  12. Feature Selection251 topic
  13. Ancient DNA231 topic
  14. Genomic Analysis231 topic
  15. Chemical Imaging211 topic
  16. Fingermark Residue211 topic
  17. Dermatoglyphic Patterns201 topic
  18. Genetic Marker201 topic
  19. Fabric Defect Detection121 topic
  20. Machine Vision121 topic

Where does Ajay Kumar work?

Ajay Kumar's main affiliation in the publication record is Hong Kong Polytechnic University, China.

How many publications and citations does Ajay Kumar have?

OpenAlex counts 248 works and 11,664 citations for Ajay Kumar, an h-index of 57, ranking #46,552 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Other researchers named Ajay Kumar

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

Ask a question or share a note about Ajay Kumar. Keep it to the research: no personal attacks, advertising or links. Any reader can report a post, which collapses it for everyone until it is opened.