Feature selection based on MBFOA for audio signal classification under consideration of Gaussian white noise. - Muthumari Arumugam; Mala Kaliappan (IET Signal Process., 2018)

Hypothesis-based vertex shift method for embedding secret logos in thegeometric features of 3D objects. - Arthy Rajakumar; Mala Kaliappan; Suresh Babu Rajendran (Turkish J. Electr. Eng. Comput. Sci., 2019)

Multifocus image fusion scheme based on discrete cosine transform and spatial frequency. - Vakaimalar E; Mala Kaliappan; Suresh Babu Rajendran (Multim. Tools Appl., 2019)