Fig. 4From: Microalgae classification using semi-supervised and active learning based on Gaussian mixture modelsExamples of the four classes of microalgae acquired by FlowCAM on the first dataset. This dataset were classified on four different classes: a flagellates, c pennate diatoms, d mesopores, and b others. This figure shows some important characteristics of this data as the unbalance and the reduced information about each microalgaeBack to article page