Sentiment Analysis on Inflation after COVID-19
نویسندگان
چکیده
We implement traditional machine learning and deep methods for global tweets from 2017-2022 to build a high-frequency measure of the public's sentiment index on inflation analyze its correlation with other online data sources such as google trend market-oriented index. use manually labeled trigrams test prediction performance several models(logistic regression,random forest etc.) choose Bert model final demonstration. Later, we sum daily tweets' scores gained obtain predicted index, further regional pre/post covid patterns these indexes. Lastly, take empirical inflation-related references prove that twitter-based analysis method has an outstanding capability predict inflation. The results suggest Twitter combined can be novel timely utilize existing abundant expectations provide indicators consumers' perception
منابع مشابه
The Impact of COVID-19 Pandemic on Neuromyelitis Optica Disorder Patients, After one Year
Background: Coronavirus Disease 2019 (COVID-19) recently created a pandemic with high mortality. People with underlying diseases are prone to severe infection. The nature of NMOSD disease and its treatment by immunosuppressants predisposes patients to infection. Objectives: This study aimed to evaluate the effect of the COVID-19 pandemic on the clinical course of NMOSD and the characteristi...
متن کاملSentiment analysis methods in Sentiment analysis methods in Persian text: A survey
With the explosive growth of social media such as Twitter, reviews on e-commerce website, and comments on news websites, individuals and organizations are increasingly using opinions in these media for their decision making. Sentiment analysis is one of the techniques used to analyze userschr('39') opinions in recent years. Persian language has specific features and thereby requires unique meth...
متن کاملChest CT Findings (COVID-19), Analysis of 200 Cases (Postmortem)
Background and Objective: COVID-19 was first seen in Wuhan-China in December 2019, and became a widely- spreadepidemic and caused a terrifying life-threatening problem in most societies of the world. In Iran, a declaration was made on January 20, 2020, and all health systems were alerted of the disease threats. Materials and Methods: We collected all chest CT scans of 200 cases diagnosed as C...
متن کاملA review on COVID-19 in dentistry
Background and Aim: Coronaviruses generally cause mild to moderate respiratory and gastrointestinal infections in humans and animals, but the new coronavirus has created one of the biggest problems for human health on Earth. Prior to December 2019, Corona virus viruses have seriously attacked human populations twice in the form of MERS and SARS diseases. Coronavirus has now caused millions of p...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Applied Economics and Finance
سال: 2022
ISSN: ['2332-7294', '2332-7308']
DOI: https://doi.org/10.11114/aef.v10i1.5821