@article{cordeiro_nääs_oliveira_violaro_almeida_2012,  title={Efficiency of distinct data mining algorithms for classifying stress level in piglets from their vocalization},  volume={32},  ISSN={0100-6916},  url={https://doi.org/10.1590/S0100-69162012000200001},  DOI={10.1590/S0100-69162012000200001},  number={2},  journal={Engenharia Agrícola},  publisher={Associação Brasileira de Engenharia Agrícola},  author={Cordeiro, Alexandra F. da S. and Nääs, Irenilza de A. and Oliveira, Stanley R. de M. and Violaro, Fabio and Almeida, Andréia C. M. de},  year={2012},  month={Mar},  pages={208–216} }