Search Results for author: I-Ta Lee

Found 8 papers, 3 papers with code

Modeling Human Mental States with an Entity-based Narrative Graph

1 code implementation NAACL 2021 I-Ta Lee, Maria Leonor Pacheco, Dan Goldwasser

Understanding narrative text requires capturing characters' motivations, goals, and mental states.

Weakly-Supervised Modeling of Contextualized Event Embedding for Discourse Relations

1 code implementation Findings of the Association for Computational Linguistics 2020 I-Ta Lee, Maria Leonor Pacheco, Dan Goldwasser

Representing, and reasoning over, long narratives requires models that can deal with complex event structures connected through multiple relationship types.

Graph Neural Network

Attention-Based Self-Supervised Feature Learning for Security Data

no code implementations24 Mar 2020 I-Ta Lee, Manish Marwah, Martin Arlitt

While applications of machine learning in cyber-security have grown rapidly, most models use manually constructed features.

Anomaly Detection BIG-bench Machine Learning

ACE -- An Anomaly Contribution Explainer for Cyber-Security Applications

no code implementations1 Dec 2019 Xiao Zhang, Manish Marwah, I-Ta Lee, Martin Arlitt, Dan Goldwasser

In this paper, we introduce Anomaly Contribution Explainer or ACE, a tool to explain security anomaly detection models in terms of the model features through a regression framework, and its variant, ACE-KL, which highlights the important anomaly contributors.

Anomaly Detection

Multi-Relational Script Learning for Discourse Relations

1 code implementation ACL 2019 I-Ta Lee, Dan Goldwasser

Modeling script knowledge can be useful for a wide range of NLP tasks.

Ideological Phrase Indicators for Classification of Political Discourse Framing on Twitter

no code implementations WS 2017 Kristen Johnson, I-Ta Lee, Dan Goldwasser

Politicians carefully word their statements in order to influence how others view an issue, a political strategy called framing.

General Classification

Cannot find the paper you are looking for? You can Submit a new open access paper.