1 code implementation • 20 Dec 2023 • Alexander Braylan, Madalyn Marabella, Omar Alonso, Matthew Lease
Beyond investigating these research questions above, we discuss the foundational concept of annotation complexity, present a new aggregation model as a bridge between traditional models and our own, and contribute a new semi-supervised learning method for complex label aggregation that outperforms prior work.
1 code implementation • 15 Dec 2022 • Alexander Braylan, Omar Alonso, Matthew Lease
When annotators label data, a key metric for quality assurance is inter-annotator agreement (IAA): the extent to which annotators agree on their labels.
no code implementations • 5 Aug 2019 • Omar Alonso, Vasileios Kandylas, Serge-Eric Tremblay
Link sharing in social media can be seen as a collaboratively retrieved set of documents for a query or topic expressed by a hashtag.
no code implementations • 14 Jun 2019 • Omar Alonso, Vasileios Kandylas, Serge-Eric Tremblay
We describe a knowledge graph derived from Twitter data with the goal of discovering relationships between people, links, and topics.
no code implementations • 1 Nov 2014 • Ittai Abraham, Omar Alonso, Vasilis Kandylas, Rajesh Patel, Steven Shelford, Aleksandrs Slivkins
In this paper we investigate how to devise better stopping rules given such quality scores.
no code implementations • 13 Jul 2013 • Alexandros Ntoulas, Omar Alonso, Vasilis Kandylas
As the number of applications that use machine learning algorithms increases, the need for labeled data useful for training such algorithms intensifies.
no code implementations • 13 Feb 2013 • Ittai Abraham, Omar Alonso, Vasilis Kandylas, Aleksandrs Slivkins
This model is related to, but technically different from the well-known multi-armed bandit problem.