no code implementations • WNUT (ACL) 2021 • Evangelia Spiliopoulou, Tanay Kumar Saha, Joel Tetreault, Alejandro Jaimes
Furthermore, we show that our approach significantly outperforms event detection baselines, highlighting the importance of aggregating information across tweets for our task.
1 code implementation • 10 Oct 2024 • Gyuwan Kim, Yang Li, Evangelia Spiliopoulou, Jie Ma, Miguel Ballesteros, William Yang Wang
In this paper, we introduce EM-MIA, a novel MIA method for LLMs that iteratively refines membership scores and prefix scores via an expectation-maximization algorithm, leveraging the duality that the estimates of these scores can be improved by each other.
no code implementations • 30 Apr 2024 • Robert Vacareanu, Anurag Pratik, Evangelia Spiliopoulou, Zheng Qi, Giovanni Paolini, Neha Anna John, Jie Ma, Yassine Benajiba, Miguel Ballesteros
Many of the recent capabilities demonstrated by Large Language Models (LLMs) arise primarily from their ability to exploit contextual information.
no code implementations • 10 Aug 2023 • Alexander Hanbo Li, Mingyue Shang, Evangelia Spiliopoulou, Jie Ma, Patrick Ng, Zhiguo Wang, Bonan Min, William Wang, Kathleen McKeown, Vittorio Castelli, Dan Roth, Bing Xiang
We present a novel approach for structured data-to-text generation that addresses the limitations of existing methods that primarily focus on specific types of structured data.
no code implementations • 10 Nov 2022 • Evangelia Spiliopoulou, Artidoro Pagnoni, Yonatan Bisk, Eduard Hovy
This paper investigates models of event implications.
no code implementations • Findings of the Association for Computational Linguistics 2020 • Evangelia Spiliopoulou, Salvador Medina Maza, Eduard Hovy, Alexander Hauptmann
Furthermore, the classification of information in real-time systems requires training on out-of-domain data, as we do not have any data from a new emerging crisis.
1 code implementation • COLING 2020 • Evangelia Spiliopoulou, Artidoro Pagnoni, Eduard Hovy
Advances in word representations have shown tremendous improvements in downstream NLP tasks, but lack semantic interpretability.
no code implementations • WS 2017 • Evangelia Spiliopoulou, Eduard Hovy, Teruko Mitamura
Recent methods for Event Detection focus on Deep Learning for automatic feature generation and feature ranking.
no code implementations • WS 2017 • Shrimai Prabhumoye, Samridhi Choudhary, Evangelia Spiliopoulou, Christopher Bogart, Carolyn Penstein Rose, Alan W. black
There has been a long standing interest in understanding `Social Influence' both in Social Sciences and in Computational Linguistics.