How world reacted to Coronavirus Case Study

URL of case study is https://coronacase-study.herokuapp.com/

This case-study answers following questions:

• Is hate speech or offensive language or both are involved?
• To whom hate speech were directed to?
• Can we identify the main abusers on twitter?
• Temporal Analysis?
• Variation in Emotions?
• Any other finding evident from large volume of twitter data?

This case study studies the impact of:

1. Hate speech: abusive or threatening speech or writing that expresses prejudice against a particular group, especially on the basis of race, religion, or sexual orientation.
2. Offensive tweets: insulting, unpleasant, disgusting, abusive language, as to the senses causing anger or annoyance.
3. Sentiment scores: It determines whether a piece of text is positive, negative or neutral.
4. Mean sentiment scores: It is the average/mean of sentiment scores of the tweets posted over the period of one month to determine overall positivity or negativity in tweets of the respective month.

Methodology

After collection of tweets these were labelled offensive, hate speech and sentiment scores were annotated. For creating word cloud the offensive, hate speech tweets were pre-processed using regular expressions in python, then for stop words removal tweets were passed into 'en_core_web_sm' module of Spacy library for removal and filtering out stop words.

Dataset Details

Hashtags	Tweets collected	Corresponding hashtags	Start Date	End Date
Coronavirus	13939	#coronavirus	1 November 2019	30 May 2020
Coronavirusinindia	4769	#Coronavirusinindia	1 November 2019	30 May 2020
Covid19	9690	#Covid19	1 November 2019	30 May 2020
Coronavirusoutbreak	6611	#Coronavirusoutbreak	1 November 2019	30 May 2020
Coronaviruschina	5358	#Coronaviruschina	1 November 2019	30 May 2020
coronaviruspandemic	4858	#coronaviruspandemic	1 November 2019	30 May 2020
coronavirussucks	2506	#coronavirussucks	1 November 2019	30 May 2020
coronavirusitalianews	3776	#coronavirusitalianews	1 November 2019	30 May 2020
racistcorona	18	#racistcorona	1 November 2019	30 May 2020