The Sentence-based Diagrammatic Treebank is built under the annotation scheme of diagrammatic Chinese syntactic analysis. This scheme implements Sentence Component Analysis (SCA) as its main idea and highlights the importance of sentence pattern structure. This paper first reviews the researches on diagrammatic Chinese syntactic analysis, then illustrates the typical characteristics of this Treebank around sentence pattern structure, and then introduces the engineering implementation of this Treebank from the perspective of practice.
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