Retraction notices

An empirical study on big data stock volatility forecasting algorithm based on multivariate hybrid criterion fuzzy model

Type
Expression of concern
Notice date
12/15/2021 0:00
Journal
The International Journal of Electrical Engineering & Education
Publisher
SAGE Publications
Notice DOI
10.1177/00207209211064046
Original paper DOI
10.1177/0020720920983995

Reasons