Science Explorer Interactive view Map

Hojung Cha

Hojung Cha publishes mostly in Electrical and Electronic Engineering, Computer Networks and Communications and Computer Vision and Pattern Recognition, on topics such as Indoor and Outdoor Localization Technologies, Energy Efficient Wireless Sensor Networks and Context-Aware Activity Recognition Systems.

World rank
#113,275
of 1,633,909 ranked researchers
Rank in South Korea
#695
of 38,381
Works
55
Citations
403
Citations per work
7.3

What does Hojung Cha research?

Electrical and Electronic Engineering: 34.5%Computer Networks and Communications: 25.0%Computer Vision and Pattern Recognition: 9.5%Transportation: 6.0%other fields: 25.0%34%top field
Electrical and Electronic Engineering34.5%Computer Networks and Communications25.0%Computer Vision and Pattern Recognition9.5%Transportation6.0%other fields25.0%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Electrical and Electronic Engineering34% of their works
  2. 2Computer Networks and Communications25% of their works
  3. 3Computer Vision and Pattern Recognition10% of their works
  4. 4Transportation6% of their works
  5. 5Computer Science Applications4% of their works
  6. 6Ocean Engineering4% of their works

Research topics

Which keywords describe Hojung Cha's research?

The keywords of their largest research topics: Wireless Sensor Networks, Indoor Localization, RF-Based Positioning, Wireless Networks, Energy-Efficient Protocols, Routing Techniques, Activity Recognition and Energy Consumption.

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.

All 18 words, with their numbers
  1. Wireless Sensor Networks192 topics
  2. Indoor Localization121 topic
  3. RF-Based Positioning121 topic
  4. Wireless Networks92 topics
  5. Energy-Efficient Protocols71 topic
  6. Routing Techniques71 topic
  7. Activity Recognition61 topic
  8. Energy Consumption61 topic
  9. Mobile Devices61 topic
  10. Pervasive Computing61 topic
  11. GPS Data51 topic
  12. Human Mobility51 topic
  13. Information Transfer41 topic
  14. Wireless Energy Harvesting41 topic
  15. Congestion Control31 topic
  16. Peer-to-Peer31 topic
  17. Scalable31 topic
  18. TCP31 topic

Where does Hojung Cha work?

Hojung Cha's main affiliation in the publication record is Yonsei University, South Korea.

How many publications and citations does Hojung Cha have?

Science Explorer counts 55 works and 403 citations for Hojung Cha, ranking #113,275 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised 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.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.