Let's talk about 15 data source websites I often use

The utility efficiency gadget has been introduced before , It really helped me a lot , This time, I will plant some more data source websites for my friends .

There are a lot of free data available for analysis , But few people can find , Or not able to find , This is the so-called information gap . In fact, data acquisition is divided into two aspects , One is “ I brought it ” data , That is, ready-made ; Two is “ Come on ” data , This kind of data is usually collected by means of crawlers .

“ I brought it ” Data can be found on major official platforms or communities , Generally, all walks of life have their own databases . My common data websites are as follows ：

Search index class

baidu index ： Baidu search summary data , You can see the search popularity trend of various keywords , Advantages: large amount of data , It can reflect the change of real topic heat , Suitable for demand insight 、 User portrait 、 Public opinion monitoring 、 Market analysis .

Baidu Index rules , It is based on the search volume of Internet users in Baidu , Take keywords as statistical objects , Scientifically analyze and calculate the weighted sum of search frequency of each keyword in Baidu web search .

Wechat index ： Big data of wechat ecology , Reflect the popularity of keywords , Similar to Baidu Index . However, wechat index data comes from various wechat content channels , Including a search 、 Video Number 、 The official account, etc , It is suitable for making portraits of wechat ecological people 、 Content Promotion 、 Research on public opinion monitoring .

In the process of calculating the keyword index , Wechat index mainly focuses on ：

• The popularity of keyword related content .
• The importance of keywords in relevant content .

Google Trends： Products similar to Baidu Index , be based on google Big data of ecological summary . More abundant and extensive data sources than Baidu , Contains google、youtube etc. , After all, it is a global application . The disadvantage is that it has little guiding significance for domestic search analysis , Or is Baidu Index more instructive .

Microblog index ： The amount of content mentioned in Weibo 、 Reading volume 、 The composite index weighted by the amount of interaction , It has the advantages of timeliness , And the data base is large , It can reflect the heat change in real time , Suitable for real-time capture of current social hot events 、 Hot topics, etc , Quickly respond to the trend of public opinion, etc .

Media data

This data includes websites 、APP、 We media account and other monitoring data , Most of them are commercial payment

Alexa： A platform for querying global website rankings and traffic , You can see PV、UV、 ranking 、 Regional distribution and other information .

The new list ： The exclusive data platform of new media , Used to view Tiktok 、 Well quickly 、 official account 、 Little red book and other platforms KOL Account data . The data includes fans 、 Browse 、 Interaction 、 Sound volume, etc , Generally used for advertising monitoring 、 We media data operation, etc .

Cat eye data ： Film and television related data . Summed up the movie box office 、 Webcast popularity 、 TV ratings and other data , Suitable for box office prediction 、 Program heat monitoring .

Airy index ：APP、Web、 Mobile phone and other leaderboard data , Including the installed capacity index of major mobile devices 、APP Heat index 、PC Web Heat index 、 Online advertising index, etc , Suitable for advertising, marketing, etc .

Financial data

Sina Financial Data Center ： Sina Financial Big Data , It sums up the stock 、 fund 、 futures 、 gold 、 Currency and other financial data , There's a whole range of things , There should be a data interface .

Wind： A relatively early financial data service provider in China , The most complete range of data , And there are various financial analysis tools , Also support Python、R Isoquantitative analysis . but Wind Very expensive , It's hard for individuals to afford .

Tushare： Free financial database , Support Python Interface , The data is also very complete , Including shares 、 fund 、 option 、 bond 、 foreign exchange 、 Company statements and other financial data . As long as you can use Python, You can call all kinds of data inside , Very convenient .

Social data

This generally includes government open data 、 statistics , And various livelihood data .

National bureau of statistics ： The most authoritative domestic macro data website , Including the population 、 economic 、 Agriculture and so on .

Shanghai public data open platform ： Free data from all walks of life in Shanghai , Open to the public , It is very suitable for urban planning analysis .

Official data of other cities ：

Data science studies data

This kind of data is suitable for machine learning 、 Statistical analysis 、 Algorithm research, etc , It's academia 、 Typical data used by industry for data-driven business .

kaggle： The world's largest data science competition platform , It's also google Our products .kaggle Rich data sets and various solutions , It is suitable for small partners who are interested in data to study .