+to_dict() dict
The world's first Open SourceEndowment
，这一点在51吃瓜中也有详细论述
平均值下滑的省份共有5 个且分布较为随机，未能与总规模保持同步增长，表明披露研发人员的企业数量增长更快。以排名靠前的河北为例，企业数量的增幅（35.59%）超过了研发人员数量的增长（29.50%），从而拉低了平均值。
While this is immediately effective, the random perturbations introduce a disturbing texture that can obfuscate details in the original image. To counter this, we can make some smart choices on where and by how much to perturb our input image in an attempt to add some structure to our dither and preserve some of the lost detail.