Bouchon and Falcon's punched card loom appeared in 1775, later improved on by Jacques DE Vaucanson.

1775年，布香(Bouchon)和福尔肯(Falcon)的穿孔卡织布机出现了。后来，雅卡尔•德•沃康桑(Jacques de Vaucanson)改善了这种织布机。

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The mutation strategy was improved so that the optimized DE algorithm performance was further improved on function optimization.

通过对差分演化算法的变异策略改进，使优化后的差分演化算法在函数优化方面性能得到进一步提高。

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An improved Differential Evolution (DE) algorithm was proposed to solve the problem of premature convergence and improve the computational efficiency of DE.

针对差分进化(DE)算法收敛早熟与计算效率不理想的问题，提出一种改进的差分进化算法。

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UNICEF's head in Ziguinchor, Christina de Bruin, says systems for child protection need to be improved, along with encouraging social change in how people deal with this violence, and reinforcing partnerships and protection systems to deal with emergency cases.

VOA: standard.2010.06.29

Yet the fortunes of many de-notified tribes (DNTs) have scarcely improved.

ECONOMIST: India's criminal tribes