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Researcher · Instituto de Engenharia de Sistemas e Computadores Investigação e Desenvolvimento · Portugal

Héléna Galhardas

Héléna Galhardas publishes mostly in Artificial Intelligence, Computer Networks and Communications and Information Systems, on topics such as Semantic Web and Ontologies, Advanced Database Systems and Queries and Data Quality and Management.

ORCID 0000-0002-9330-3910 OpenAlex
World rank
#1,146,637
of 1,633,909 ranked researchers
Rank in Portugal
#6,155
of 9,113
Works
22
Citations
47
Citations per work
2.1

What does Héléna Galhardas research?

Artificial Intelligence: 33.3%Computer Networks and Communications: 20.5%Information Systems: 12.8%Signal Processing: 10.3%other fields: 23.1%33%top field
Artificial Intelligence33.3%Computer Networks and Communications20.5%Information Systems12.8%Signal Processing10.3%other fields23.1%

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

  1. 1Artificial Intelligence33% of their works
  2. 2Computer Networks and Communications20% of their works
  3. 3Information Systems13% of their works
  4. 4Signal Processing10% of their works
  5. 5Management Science and Operations Research10% of their works
  6. 6Information Systems and Management5% of their works

Research topics

Which keywords describe Héléna Galhardas's research?

The keywords of their largest research topics: Data Integration, Ontology, Semantic Web, Continuous Queries, Data Stream Management, Data Cleaning, Record Linkage and GPS Trajectories.

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 17 words, with their numbers
  1. Data Integration112 topics
  2. Ontology71 topic
  3. Semantic Web71 topic
  4. Continuous Queries51 topic
  5. Data Stream Management51 topic
  6. Data Cleaning41 topic
  7. Record Linkage41 topic
  8. GPS Trajectories31 topic
  9. Neural Networks31 topic
  10. Trajectory Data Mining31 topic
  11. Word Representation31 topic
  12. Neural Machine Translation21 topic
  13. Statistical Machine Translation21 topic
  14. Deep Learning11 topic
  15. Distributed Systems11 topic
  16. Grid Computing11 topic
  17. Healthcare11 topic

Where does Héléna Galhardas work?

Héléna Galhardas's main affiliation in the publication record is Instituto de Engenharia de Sistemas e Computadores Investigação e Desenvolvimento, Portugal.

How many publications and citations does Héléna Galhardas have?

Science Explorer counts 22 works and 47 citations for Héléna Galhardas, ranking #1,146,637 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.