This paper presents an improved zone content classification method. Motivated by our novel background-analysis-based table identification research, we added two new features to the feature vector from one previously published method [7]. The new features are the total area of large horizontal and large vertical blank blocks and the number of text glyphs in the zone. A binary decision tree is us...

both dopamine D2 and serotonin 5-HT2 receptor antagonist properties.1 In the chemical structure, this compound is different from all of the currently known antipsychotics, such as haloperidol, chlorpromazine and risperidone.2 To understand the structure-activity relationships of antipsycotics, an X-ray analysis of the title compound was undertaken. A colorless platelet crystal was obtained from...