This book constitutes the refereed proceedings of the National Annual Conference on High Performance Computing, HPC 2012, held in Zhangjiajie, China, in October 2012. The 14 revised full papers presented were carefully reviewed and selected from 260 submissions. The papers address issues such as parallel architecture, GPU computing, resource scheduling, parallel algorithm, and performance evaluation.

This book constitutes the refereed proceedings of the 25th International Conference on Parallel Computational Fluid Dynamics, ParCFD 2013, held in Changsha, China, in May 2013. The 35 revised full papers presented were carefully reviewed and selected from more than 240 submissions. The papers address issues such as parallel algorithms, developments in software tools and environments, unstructured adaptive mesh applications, industrial applications, atmospheric and oceanic global simulation, interdisciplinary applications and evaluation of computer architectures and software environments.