1。 Thesis title: Requirements are accurate, concise, eye-catching and novel. 2. Table of Contents: Table of Contents is a brief table of the main paragraphs in the paper. Essays don't need to be listed in the table of contents. Abstract: It is an excerpt from the main content of the article, which requires conciseness and completeness. The number of words ranges from a few crosses to more than 300 words. 4. Keywords or keywords: keywords are selected from the title, abstract and text of the paper, and are words with substantial meaning to express the central content of the paper. Keywords are words used by computer systems to index the content characteristics of papers, which are convenient for information system collection and reader retrieval. Generally, 3-8 words are selected as keywords for each paper, and a new line is set at the bottom left of the "abstract". The key word is standard word. When determining the subject words, they should be converted into standard word in the list of subject words according to the indexing and matching rules. 5. Paper body: (1) Introduction: Introduction, also known as preface, preface and introduction, is used at the beginning of the paper. The introduction should generally outline the author's intention, explain the purpose and significance of the topic, and point out the scope of the paper writing. The introduction should be short, to the point and close to the subject. What is keyword mining?

Keyword mining is keyword retrieval. Keywords come from English "keywords", which refer to the words used by a single media when making and using indexes. It is a vocabulary in library science. Keyword search is one of the main methods of online search index, and it is the specific name terms of products, services and companies that visitors want to know. Keywords are used to express the theme of literature, not only for scientific papers, but also for scientific reports and academic papers. Thesis is the carrier of creative ideas in scientific research. Its primary task is to transmit scientific research information, and it also has the significance of cultural storage and accumulation. No matter from the perspective of transmitting information or storing information, the indexing of subject words or keywords will bring great convenience to the storage and retrieval of documents. Therefore, the National Bureau of Standards1September, 1983 13 issued the Rules for Subject Indexing of Documents (GB 3860-83 Document), which stipulated the rules for the selection, indexing and matching of subject words in document subject analysis. For more than ten years, most papers in natural science journals are accompanied by subject words or keywords, while liberal arts journals have just started to varying degrees. In my work, I found that the keyword indexing of many academic papers is not standardized, that is, inappropriate.

Definition of information retrieval keywords?

Keywords are used to express the theme of literature, not only for scientific papers, but also for scientific reports and academic papers.

Thesis is the carrier of creative ideas in scientific research. Its primary task is to transmit scientific research information, and it also has the significance of cultural storage and accumulation. No matter from the perspective of transmitting information or storing information, the indexing of subject words or keywords will bring great convenience to the storage and retrieval of documents. Therefore, the National Bureau of Standards1September, 1983 13 issued the Rules for Subject Indexing of Documents (GB 3860-83 Document), which stipulated the rules for the selection, indexing and matching of subject words in document subject analysis. For more than ten years, most papers in natural science journals are accompanied by subject words or keywords, while liberal arts journals have just started to varying degrees. In my work, I found that the keyword indexing of many academic papers is not standardized, that is, inappropriate.

How to write the key words of the investigation report?

Introduction, basic situation, experience and practice, and suggestions. To write a good investigation report, we must first explain the importance and purpose of the investigation through the introduction.

Secondly, it depends on the most basic information and situation.

Thirdly, the most important thing is to sum up successful practices and work measures. Finally, we should put forward reasonable suggestions.

Do you want to write a summary and keywords in the book report? Or write the text directly (the first part of the text is of course the executive summary, the "summary" in front of me?

You can write the text first, then the abstract and keywords. The structure of the paper is: title, author and unit, abstract, key words, text and references.

How to mine keywords and do SEO well?

I am a professional in this field. I am a senior network marketing worker. As for SEO optimization, I believe that as long as there are children's shoes studied online, everyone should know what optimization is. As for website optimization, they should always follow the principles of "three labels" and "four words". Want to know a lot of praise for me, I will continue to tell you the specific content of optimization!