An upper bound of radio k-coloring problem and its integer linear programming model A Data Hiding Algorithm Based on DNA and Elliptic Curve Cryptosystems Feature Selection approach for Chemical Compound Classification based on CSO and PSO Corrigendum to “Two-class support vector machine with new kernel function based on paths of features for predicting chemical activity” Ladder and Subdivision of Ladder Graphs with Pendant Edges are Odd Graceful Chaotic Information-hiding Algorithm based on DNA Predicting Activity Approach based on New Atoms Similarity Kernel Function A Symmetric Encryption Algorithm based on DNA Computing Diagonalize three-dimensional nonlinear chaotic map to encrypt color image