tensorflow的灵活性带来的学习成本是很多人头疼的问题，在tf中，读取数据基本有四种方法：
1. tf.data （官方推荐）：方便地构建复杂的输入管道
2. Feeding：通过input_fn来yield数据
3. QueueRunner：基于队列的输入管道
4. 预加载数据。用constant或variable在内存中存储所有的数据
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Month: 九月 2018
机器学习课程大纲推荐
这个是幂次学院的机器学习课程大纲，非常适合自学者给自己做参考用。注意这个不是深度学习为主的课程，机器学习的传统理论就满满一大筐了。
第一部分 基础篇
第1章 初识机器学习
1.1 引言
1.2 基本术语
1.3 假设空间
1.4 归纳偏好
1.5 发展历程
1.6 应用现状
The Development of Movement – Stages
By Dr Emmi Pikler
An excerpt PEACEFUL BABIES – CONTENTED MOTHERS (published in 1940),
taken from the Sensory Awareness Foundation publication BULLETIN (Number 14/Winter 1994).
Children, particularly in cities, tend to sit poorly and have bad posture. They cannot sit, stand or walk properly, not to mention more complicated movements.
This, of course, is not self-evident to every reader. I can hear the astonished responses: “What? My children can’t move?!” “My little daughter could already sit when she was just four months old” “Mine was already standing at six months”… “When my son was not even one year old, he was walking.”
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