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D. O'Callaghan

8 papers hereh-index 111k citations11 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author6
  • middle author2

Across the 8 of 8 papers where every author was matched, so the position is known.

fields
  • cs.SI7
  • cs.LG1
same name
  • D. O'Callaghan — 3 papers, h 11

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20122014
most citedHow Many Topics? Stability Analysis for Topic Models

22 citations · 67 across the 7 of their papers we have counts for

collaborators
Showing 2013 · cs.SIShow all

2 papers · 2 filters

cs.SI2013★ 15 cited

The Extreme Right Filter Bubble

Derek O'Callaghan, Derek Greene, Maura Conway +2

Due to its status as the most popular video sharing platform, YouTube plays an important role in the online strategy of extreme right groups, where it is often used to host associa…

cs.SI2013★ 2 cited

Uncovering the Wider Structure of Extreme Right Communities Spanning Popular Online Networks

Derek O'Callaghan, Derek Greene, Maura Conway +2

Recent years have seen increased interest in the online presence of extreme right groups. Although originally composed of dedicated websites, the online extreme right milieu now sp…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.