Retraction notices

Covid-19 classification using sigmoid based hyper-parameter modified DNN for CT scans and chest X-rays

Type
Retraction
Notice date
4/21/2026 0:00
Journal
Multimedia Tools and Applications
Publisher
Springer - Nature Publishing Group
Notice DOI
10.1007/s11042-026-21639-2
Original paper DOI
10.1007/s11042-022-13783-2

Reasons

Matching venue names

Name match only, not an authoritative journal identifier.