Search Results for author: Evangelia Spiliopoulou

Found 8 papers, 1 papers with code

A Novel Framework for Detecting Important Subevents from Crisis Events via Dynamic Semantic Graphs

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.

Disaster Response Event Detection

General Purpose Verification for Chain of Thought Prompting

no code implementations30 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.

Few-Shot Data-to-Text Generation via Unified Representation and Multi-Source Learning

no code implementations10 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.

Data-to-Text Generation

Event-Related Bias Removal for Real-time Disaster Events

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.

General Classification

Definition Frames: Using Definitions for Hybrid Concept Representations

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.

Relation Extraction Word Embeddings +1

Event Detection Using Frame-Semantic Parser

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.

Event Detection General Classification +1

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