Second , related work documents the massive productivity differences between very similar firms , even within narrowly defined industry classifications .
The other common type of learning is designed not to create classifications of inputs , but to make decisions ; these are called decision problems .
另外一些常见的学习类型不是被设计用于为输入创建分类,而是作出决定;它们统称决策问题。
For instance : " value activities and accounting classifications are rarely the same , " he explained .
比方说:“价值活动和会计分类绝计不同,”波特写道。
The initial strategy : to help managers maintain focus and allocate resources , diageo developed three brand classifications : global priority , local priority and category .
Now that you have a sense of the classifications of machine learning algorithms , before diving into the specifics of individual algorithms , the only other background required is a sense of how to test machine learning algorithms .
More convincingly , a different study has shown that even those who 've achieved an extremely high level of competence in a specific scientific field are still prone to make classifications based on naive , early concepts from childhood .
The study recommends that the yet-unnamed federal cyber coordinator lay out a strategy to meet the government 's work force needs , set job classifications , enhance training and lead a nationwide effort to promote technology skills , including through the use of scholarships .
And part 3 offers a handy reference to such information as common business abbreviations , accountancy ratios , the beaufort scale , commodity-trade classifications , currencies , laws , measures , and stock-market indices .
Zooniverse seems up to the task , however ; through its debut project , galaxy zoo , users have made some 60 million classifications of galaxies , adding to our knowledge of the structure and life of these massive star clusters throughout the universe .