HowNet can check the duplicate for free, but there are strict usage conditions and frequency restrictions.
Take the group of "college graduates" as an example. When writing a thesis after graduation, you can use the account provided by the school to check the duplicate. The number of duplicate checks is not fixed, but the number of free inquiries is generally 1~2 times. Duplicate checking, which is called paper duplicate checking, is to compare the papers written by yourself with the database of paper detection system and get the similarity ratio with the major discussion libraries.
China HowNet, founded in June 1999, is an academic platform of Tongfang Co., Ltd., which is controlled by China National Nuclear Corporation Capital Holdings Limited. HowNet is the concept of national knowledge infrastructure (NKI), which was put forward by the World Bank in 1998.
CNKI project is an information construction project with the goal of realizing the dissemination, enjoyment and value-added utilization of knowledge resources in the whole society. On December 26th, 222, the General Administration of Market Supervision imposed an administrative penalty on HowNet for abusing its dominant market position, ordered HowNet to stop its illegal behavior, and imposed a fine of 5% of its sales in China in 221, accounting for 87.6 million yuan.
The response of HowNet was sincerely accepted and resolutely obeyed, and 15 rectification measures were announced. At : on June 12, 222, Tongfang Zhiwang (Beijing) Technology Co., Ltd. issued the Announcement: From now on, China Zhiwang will directly provide duplicate checking service to individual users.
development goals:
the specific goals of p>CNKI project are: first, to integrate knowledge and information resources on a large scale and improve the comprehensive and value-added utilization value of resources as a whole; The second is to build a service platform for Internet diffusion and value-added knowledge resources, so as to provide the whole society with information conditions for resource sharing, digital learning and knowledge innovation.
The third is to build a platform for the in-depth development and utilization of knowledge resources, and provide information means for knowledge management and knowledge services for all sectors of society; The fourth is to create a market environment and commercial mechanism for the production and publishing departments of knowledge resources to publish and distribute on the Internet, and vigorously promote the modernization and leap-forward development of cultural publishing undertakings and industries.