China HowNet provides a variety of retrieval methods, including keyword retrieval, advanced retrieval, professional retrieval, limited condition retrieval and citation retrieval.

1. Keyword retrieval: Keyword retrieval is one of the most commonly used retrieval methods in China HowNet. By inputting related keywords or phrases, the system will return related literature results according to the matching degree of keywords. In keywORd search, Boolean operators (such as AND, or, NOT) can be used to combine multiple keywords, or quotation marks can be used to represent complete phrases. By using appropriate keywords, the accuracy and relevance of retrieval results can be improved.

2. Advanced retrieval: China HowNet also provides advanced retrieval function, through which the required documents can be located more accurately. In the advanced retrieval interface, you can select specific retrieval fields, such as title, author, keywords, abstract, etc. , and search for specific fields, thus improving the retrieval effect. At the same time, advanced retrieval also provides more retrieval options, such as searching by author unit, year range and classification number. , to meet the needs of personalized retrieval.

3. Professional retrieval: China Knowledge Network also provides some professional retrieval methods to meet the needs of different disciplines. For example, in the document retrieval page, you can choose the corresponding subject classification, such as social science, engineering technology and so on. , and then carry out further retrieval under this classification. This can accurately locate the literature in a specific subject field and reduce the interference of irrelevant results.

4. Restricted condition retrieval: China HowNet also provides some restricted condition options during retrieval, which can filter the search results as required. For example, the search scope can be narrowed by limiting the language, literature type, publication year and other conditions. These restrictions can help users find the required documents faster and improve retrieval efficiency.

5. Citation retrieval: China Knowledge Network also provides a citation retrieval function, which can retrieve related documents according to the citations of existing documents. On the document details page, you can view the cited situation of the document, and click the number of cited documents to view the specific list of cited documents. This can help users to further track related research results and cutting-edge trends.

6. Other auxiliary functions: China HowNet also provides some auxiliary functions, such as collection, export and sharing. Users can add interested documents to favorites to facilitate subsequent viewing and management; You can also export the document to PDF or Word format for saving through the export option; In addition, you can share valuable documents you find through social media.

China HowNet provides a variety of retrieval methods, including keyword retrieval, advanced retrieval, professional retrieval, limited condition retrieval and citation retrieval.

Users can flexibly choose appropriate retrieval methods according to their own needs, and obtain relevant academic documents and research results through the search platform. At the same time, China HowNet also provides some auxiliary functions, which can help users to better manage and use the acquired literature.

The Significance of China HowNet

1. Aggregation of academic resources: China HowNet is one of the largest academic literature databases in China, with rich academic resources, including periodical papers, dissertations, conference papers and achievement reports. It brings together the academic research results of various disciplines and provides a wide range of academic resources for scholars, researchers and students.

2. Academic exchange platform: China HowNet provides a broad academic exchange platform for scholars and researchers. Scholars can know the latest research progress and academic trends and conduct academic exchanges and cooperation by browsing and searching the literature in the database. Scholars can publish their academic achievements, promote their research achievements and conduct academic discussions and cooperation with peers through China HowNet.

3. Reference of academic evaluation indicators: China Knowledge Network provides some academic evaluation indicators, such as citation frequency and impact factors, which can help scholars to evaluate and compare the quality and academic influence of different academic papers. Scholars can learn about the influence of their research results in academic circles through China HowNet, and make academic evaluation and scientific research decisions with reference to these indicators.

4. Dissemination of academic knowledge: As a knowledge dissemination platform, China Knowledge Network disseminates academic research results to a wider audience. Many academic documents are obtained free of charge on China HowNet, which makes academic knowledge more popular and spread. Students, teachers and other researchers can obtain the latest research results in related fields through China HowNet, thus promoting academic progress and knowledge sharing.