Derek O'Callaghan

15 papers A 1B 1Journal 10Unranked 3
YearRankTypeTitle / Venue / Authors
2015 J jnl
An analysis of the coherence of descriptors in topic modeling.
Expert Syst. Appl.
Derek O'Callaghan, Derek Greene, Joe Carthy, Pádraig Cunningham
2014 — conf
How Many Topics? Stability Analysis for Topic Models.
ECML/PKDD (1)
Derek Greene, Derek O'Callaghan, Padraig Cunningham
2014 J jnl
How Many Topics? Stability Analysis for Topic Models.
CoRR
Derek Greene, Derek O'Callaghan, Pádraig Cunningham
2014 J jnl
Online Social Media in the Syria Conflict: Encompassing the Extremes and the In-Betweens.
CoRR
Derek O'Callaghan, Nico Prucha, Derek Greene, Maura Conway, Joe Carthy, Pádraig Cunningham
2014 B conf
Online social media in the Syria conflict: Encompassing the extremes and the in-betweens.
ASONAM
Derek O'Callaghan, Nico Prucha, Derek Greene, Maura Conway, Joe Carthy, Padraig Cunningham
2013 J jnl
Characterizing ego-networks using motifs.
Netw. Sci.
Pádraig Cunningham, Martin Harrigan, Guangyu Wu, Derek O'Callaghan
2013 J jnl
The Extreme Right Filter Bubble.
CoRR
Derek O'Callaghan, Derek Greene, Maura Conway, Joe Carthy, Pádraig Cunningham
2013 J jnl
Uncovering the Wider Structure of Extreme Right Communities Spanning Popular Online Networks
CoRR
Derek O'Callaghan, Derek Greene, Maura Conway, Joe Carthy, Pádraig Cunningham
2013 — conf
Uncovering the wider structure of extreme right communities spanning popular online networks.
WebSci
Derek O'Callaghan, Derek Greene, Maura Conway, Joe Carthy, Pádraig Cunningham
2012 J jnl
An Analysis of Interactions Within and Between Extreme Right Communities in Social Media.
CoRR
Derek O'Callaghan, Derek Greene, Maura Conway, Joe Carthy, Pádraig Cunningham
2012 — conf
An Analysis of Interactions within and between Extreme Right Communities in Social Media.
MSM/MUSE
Derek O'Callaghan, Derek Greene, Maura Conway, Joe Carthy, Pádraig Cunningham
2012 J jnl
Identifying Discriminating Network Motifs in YouTube Spam
CoRR
Derek O'Callaghan, Martin Harrigan, Joe Carthy, Pádraig Cunningham
2012 J jnl
Identifying Topical Twitter Communities via User List Aggregation
CoRR
Derek Greene, Derek O'Callaghan, Pádraig Cunningham
2012 J jnl
Network Analysis of Recurring YouTube Spam Campaigns
CoRR
Derek O'Callaghan, Martin Harrigan, Joe Carthy, Pádraig Cunningham
2012 A conf
Network Analysis of Recurring YouTube Spam Campaigns.
ICWSM
Derek O'Callaghan, Martin Harrigan, Joe Carthy, Pádraig Cunningham