Combining supervised and unsupervised learning to detect and semantically aggregate crisis-related Twitter content

J Kersten, J Bongard, F Klan - 18th International Conference on …, 2021‏ - elib.dlr.de
Twitter is an immediate and almost ubiquitous platform and therefore can be a valuable
source of information during disasters. Current methods for identifying and classifying crisis …

Threatened by wildfires: What do firms disclose in their 10‐Ks?

PA Griffin, Y Jiang, EY Sun - Journal of Business Finance & …, 2023‏ - Wiley Online Library
We examine the determinants of firms' 10‐K disclosures on the threat of and exposure to
wildfires. We match the location of wildfires in the United States to firms in the same county …

Modeling Event Implications via Multi-faceted Entity Representations

E Spiliopoulou - 2022‏ - kilthub.cmu.edu
Representing knowledge is a foundational aspect of Natural Language Understanding,
ranging from meticulously designed notational vocabularies to high-dimensional …

Knowledge-Infused Learning

M Gaur - 2022‏ - search.proquest.com
In DARPA's view of the three waves of AI, the first wave of AI, symbolic AI, focused on explicit
knowledge. The second and current wave of AI is termed statistical AI. Deep learning …

A novel framework for detecting important subevents from crisis events via dynamic semantic graphs

E Spiliopoulou, TK Saha, J Tetreault… - Proceedings of the …, 2021‏ - aclanthology.org
Social media is an essential tool to share information about crisis events, such as natural
disasters. Event Detection aims at extracting information in the form of an event, but …

[PDF][PDF] Do Firms Experiencing More Wildfires Disclose More Wildfire Information in Their 10-Ks?

P Griffin, Y Jiang, E Sun - 2020‏ - scholarspace.manoa.hawaii.edu
Wildfires pose a significant risk that threatens firm value. That risk may have risen
significantly in recent years in light of record-breaking wildfires in the United States and …

Measuring the Misinformation Ecosystem: Audiences, Platforms, and Storytellers

S Jiang - 2021‏ - search.proquest.com
Misinformation, broadly defined as any false or inaccurate information, has been
proliferating on social media. This proliferation has been raising increasing societal …