Expression of Concern: Learning the blending spikes using sparse dictionaries
Yangkang Chen, Shaohuan Zu, Wei Chen, Mi Zhang, Zhe Guan · Geophysical Journal International · 2020
This is an expression of concern for article ggz200, GJI (2019) 218, 1379 Linked Paper: https://doi.org/10.1093/gji/ggz200 The Editor-in-Chief has been alerted to concerns of citation stacking in the above paper. The journal is publishing this Expression of Concern to alert readers while we investigate to determine whether further action is required.