Algorithms Ant colony optimization 1 Artificial intelligence 1 Binary ant colony optimizations 1 Binary optimization 1 Binary particle swarm optimization 1 Bins 1 Character recognition 1 Classification (of information) 1 Feature extraction 1 Fish 1 Fish school searches 1 Handwritten digit recognition 1 Optimization 1 Particle swarm optimization (PSO) 1 Pattern recognition 1 Support vector machines 1 Wavelet transforms 1 advanced binary ant colony optimization 1 binary fish school search 1 binary optimization 1 binary particle swarm optimization 1 feature selection 1 handwritten digit recognition 1 support vector machine 1 wavelet transform 1