F.E, Cardoso, Batista; Arnaldo, V. Vassilenko, F. Serrano, and M. Ortigueira. "Idle Tone Detection in Biomedical Signals Using Time-Frequency Techniques." IFIP Advances in Information and Communication Technology. Ed. Technological Innovation Life Improvement. DoCEIS for 2020. Springer, 2020.
Carlos, Matos, Batista Arnaldo, and Manuel Ortigueira. "FILTERS: Fractional vs Integer Order." Symposium on Fractional Signals and Systems. 2009.
2005
Pinto, I., L. B. Alves, M. D. Ortigueira, and Batista A.G. "ECG Wave Detection and Delineation with Wavelets." Computational Intelligence in Medicine and Healthcare Conference . Biopattern, 2005.