Dongwei Feng

ERPs and Data Analytics can help us analyze data more effecive. Last week in China, the largest E-commerce company Alibaba and the largest express company SF have a serious dispute because of data. Both of them censure other want to filch their data which can analyze customers’ behavior.

I think decision trees can use in many ways in our life. Foe example, when we wanted to order some food in cellphone. We will choose an APP at first. Then we choose one of a lot of resturants. Thirdly we will choose some dishes to order. At last there are some opitions for us to choose for the taste.

Today is a informantion wxplode age. There are a lot of new things created by human. The amount of new technical information is doubling every 2 years. In other word, everyone can’t stop learn new things every day. But there is also a problem, too much things for us to learn. So we need to select the most useful and important thing. Every one is a…[Read more]

The most important thing I learned in this class was data is important and everywhere in our life. Espcially the data visualization is so interesting. I learned how to use Tableau to make data visualization. Also I learned how to clean dirty data.

For NBA players’ statistics.
The row would be players’ name.
The colimns woud be PPG, RPG, APG, BPG, SPG, FGP, TPM, TPP and FPPG.

http://www.autonews.com/article/20170403/RETAIL01/170329816/sales-slip-1-7-despite-higher-discounts
This are all big automaker’s sale on March, 2017. As we see, GM is the best sale in America now. Last year, Ford took the first ranking. But their sale decrease this year. Toyata still keep their third place. For the whole america market, the…[Read more]

The KPI that I use are stocks I bought.
S- How many shares stock I want to buy.
M- How much money I have and what’s the price of the stock.
A- Based on the market. choose different kind of stocks.
R- Dose the profit achieve my goal.
T- I have weekly goal, monthly goal and year’s goal.

I usually forgot backup my works before. The most serious situation I faced about half year ago. My computer’s hard drive was broken, and it could’t start. When I brought my computer to fix, a lot of pictures, word, excel and data couldn’t recovery any more. So backup important documents is very important.

https://www.forbes.com/billionaires/#/version:realtime_page:3

This artcle is about world’s richest man. The most interesting thing is it changing real time. One week ago, China’s biggest express company came into the market. And the founder became a billionaire. But at that time his net asset was about 1.5 billion. A lot of people want to buy…[Read more]

https://www.forbes.com/billionaires/#/version:realtime_page:3

This artcle is about world’s richest man. The most interesting thing is it changing real time. One week ago, China’s biggest express company came into the market. And the founder became a billionaire. But at that time his net asset was about 1.5 billion. A lot of people want to buy…[Read more]

I think the most important principle would have to be the ‘View Diversely’. Because if we try to understand data in a new way, we can get more useful information. Sometimes, we blocked in data, but if we change our view diversely, we may find an absolutely new answer.

the most important takeaway from Maurice Whetstone’s talk is data is important and everywhere. Data is everywhere now, even we didn’t recognize it. For example, when we want to buy something online, we usually search it on Google. Then Google will provide some results which people like most. We can save a lot of time on compare and choose p…[Read more]

https://qz.com/877721/the-ai-master-bested-the-worlds-top-go-players-and-then-revealed-itself-as-googles-alphago-in-disguise/
As the article’s title “Google’s AlphaGo AI secretively won more than 50 straight games against the world’s top Go players”, the result shocked a lot of people. Last year, AlphaGo beat the Korean best go player Lee Sed…[Read more]

Conventional Wisdom Statement: Toilet is much more dirty than fridge. In fact, germs in fridge are much more than them in toilet. Some Scientist did a research, the result showed the dirtiest place in home is fridge’s drainpipe. Even our PC’s keyboard is dirtier than toilet. I can use towels to wipe them, and test in lab.