1, the method is different. Retrieval is to use certain methods or technical means to find out relevant information from a specific information set according to certain clues and laws; Recording refers to editing, receiving, receiving and recording; Publication refers to making ideas, opinions, articles and opinions public through newspapers, periodicals or public speeches.

2. Different themes. The main body of the retrieval paper is the author of the paper, and it can also include other readers or researchers on the same topic; The main body of the collection is the editor of the collection or the author of the monograph; The subject of the paper can only be the author of the paper.

3. Different operators. Retrieval means that papers can be retrieved through online academic platforms such as HowNet. Collection refers to the collection of papers by academic monographs or academic platforms; Publication means that papers are published in academic journals.

Extended data:

1. In the Internet age, there are two main ways to search online: one is to use a search engine, and the other is to browse the directory.

2. Search engine is the most commonly used network retrieval tool at present. Users only need to submit their own requirements, and search engines can return a large number of results. These results are ranked according to their relevance to the search question.

3, directory browsing, that is, using Yahoo search engine, users can click on the directory according to their own needs, go deep into the next subdirectory and find the information they need. This method is convenient to find a certain kind of information set, but the ability of accurate positioning is not strong.

Baidu Encyclopedia-Search

Baidu encyclopedia-collection

Baidu Encyclopedia-Published