What data acquisition methods are unknown to ordinary people?

There are many ways to get data, but those specific things are common to ordinary people and those are not common to ordinary people. There is no clear statement. According to personal habits, the methods of obtaining data are universal. Does the subject want to ask about the data collection method of unconventional channels? This involves a lot of content related to "confidentiality" and "coldness". After all, the questions you ask ordinary people don't know are basically unsolvable, and non-ordinary people who really know won't say what they don't know at will. Let's try to discuss it, hoping to help.

Data is a very broad concept. Obtaining data contains many meanings, such as a calculated numerical result, a final proportion of statistics, a contract text of an enterprise, and an emerging policy issued by a country. The process of obtaining this information can be called information acquisition, so what are the general methods of obtaining data?

1, public information and sorting

For example, data from the Bureau of Statistics, research reports from other market institutions, or sorting out according to scattered public information.

2. The purchased database

There are many product databases in the market, such as Bloomberg, OneSource, Wind and so on. Many universities and research institutions also buy it.

3. Your own database

Doing your own database is actually a very troublesome thing. Focus on accumulation.

4. Consulting industry experts

This should be quite common in the project. Some industry experts specialize in collecting and selling data.

5, send a questionnaire

Sometimes, we collect special data for individual projects, such as sending out questionnaires by ourselves, but this kind of data needs a lot of work and takes too much time and energy to collect, sort out and classify.

All of the above are common collection methods, so what about the uncommon collection methods? Most of the things that are not common to ordinary people are unconventional and unconventional, and most of them need special authorization or illegal operation. These methods are either confidential or cold, only a few people know, otherwise most people will come. Let's look up some information from the internet and analyze it together.

There are some ways to get "raw cold", because of professional or language barriers, resulting in a small circulation range, resulting in the phenomenon that the data is there but you can't see it. take for example

IResearch, a professional Internet research institution, has unique advantages in data precipitation and data analysis, and is authoritative in data analysis of Internet trends and industry development. IResearch's Internet analysis report can be said to be a must-read publication for Internet research.

Friends League analysis and data statistical analysis have more comprehensive statistics and analysis in the application of mobile internet, which is of great help to learning mobile products, doing market research and analyzing user behavior. In addition to the Union League Index, Union League's Internet report is also an excellent reading for understanding Internet trends.

Private network collector, which collects scattered content on the network simply and quickly in the form of software, has a good content collection function and does not need technical cost, and is used as a primary collection tool by many users.

As for the "confidential" access channel, it is a pity that it is confidential. . .