Search Results for author: Quanzhi Li

Found 12 papers, 0 papers with code

Event Detection from Social Media Stream: Methods, Datasets and Opportunities

no code implementations28 Jun 2023 Quanzhi Li, Yang Chao, Dong Li, Yao Lu, Chi Zhang

Social media streams contain large and diverse amount of information, ranging from daily-life stories to the latest global and local events and news.

Event Detection

Rumor Detection on Social Media: Datasets, Methods and Opportunities

no code implementations WS 2019 Quanzhi Li, Qiong Zhang, Luo Si, Yingchi Liu

Social media platforms have been used for information and news gathering, and they are very valuable in many applications.

Uncover Sexual Harassment Patterns from Personal Stories by Joint Key Element Extraction and Categorization

no code implementations IJCNLP 2019 Yingchi Liu, Quanzhi Li, Marika Cifor, Xiaozhong Liu, Qiong Zhang, Luo Si

Sexual harassment occurred in a variety of situations, and categorization of the stories and extraction of their key elements will provide great help for the related parties to understand and address sexual harassment.

NAI-SEA at SemEval-2018 Task 5: An Event Search System

no code implementations SEMEVAL 2018 Yingchi Liu, Quanzhi Li, Luo Si

In this paper, we describe Alibaba{'}s participating system in the semEval-2018 Task5: Counting Events and Participants in the Long Tail.

Clustering Retrieval

Reuters Tracer: Toward Automated News Production Using Large Scale Social Media Data

no code implementations11 Nov 2017 Xiaomo Liu, Armineh Nourbakhsh, Quanzhi Li, Sameena Shah, Robert Martin, John Duprey

It has a bottom-up approach to news detection, and does not rely on a predefined set of sources or subjects.

Social and Information Networks

Data Sets: Word Embeddings Learned from Tweets and General Data

no code implementations14 Aug 2017 Quanzhi Li, Sameena Shah, Xiaomo Liu, Armineh Nourbakhsh

In addition to the data sets learned from just tweet data, we also built embedding sets from the general data and the combination of tweets with the general data.

Sentiment Analysis Topic Classification +1

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