ithenticate相似度检测入口

CrossCheck 学术报告英语文章查重原理与规则

CrossCheck 是一种算法,用于检测学术报告英语文章中的抄袭行为。它使用抽象语法树（AST）来识别文章中重复使用的句子,并计算出每个句子的重复度。CrossCheck 根据重复度计算出一个重复值,来衡量文章中的抄袭行为。

CrossCheck 的原理是先把文章中的句子抽取出来,然后把句子转换成抽象语法树（AST）,这样可以比较句子之间的相似度。CrossCheck 使用抽象语法树（AST）把句子中的每个单词和句子结构映射为一个结构化表示,然后使用相似度算法比较两个句子之间的相似度,来计算出重复度。

CrossCheck 使用一定的规则来确定是否有抄袭行为,比如,当句子重复度超过一定的阈值时,就可以判断为抄袭行为。CrossCheck 还可以根据文章中的语义信息,检测出文章的篇章结构,以及语句之间的关联性,来确定是否有抄袭行为。

CrossCheck 学术报告英文文章查重原理和规则算法

CrossCheck is an algorithm used to detect plagiari in academic papers. The algorithm works by comparing the text of a given paper to a database of other papers to find matches. It looks for similarities in sentence structure, phrases, and words.

The algorithm takes into account contextual cues such as the structure of the sentences and the order of words. It also looks for other elements such as the number of words in a sentence, the number of consecutive words from the same source, and the number of quotes. If a paper matches a given threshold of similarity, then it is flagged as potentially plagiarized.

CrossCheck also uses a technique called "normalization" which helps to eliminate false positives. This technique looks at the way words are used in the text and looks for consistent patterns. If these patterns are the same in both papers, then it is assumed that the text is not plagiarized.

Finally, the algorithm looks for common phrases and words that are commonly used in academic writing. If two papers contain the same phrase or word, then it is assumed that the text is plagiarized.

In summary, CrossCheck is a sophisticated algorithm used to detect plagiari in academic papers. It looks for similarities in sentence structure, phrases, and words, and uses contextual cues, normalization, and common phrases and words to identify plagiarized work.