Shikhar Kumar

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Topographic maps contain information related to roads, contours, landmarks, land covers and rivers etc. For any Remote sensing and GIS based project, creating a database using digitization techniques is a tedious and time consuming process especially for contour tracing. Contour line is very important information that these maps provide. They are mainly(More)
UNLABELLED This research paper primarily focuses on the importance of use of xylitol among school children. PURPOSE The purpose of this paper is to evaluate the salivary and dental plaque pH changes after consumption of sugared and sugar-free (xylitol) chewing gums in children. MATERIALS AND METHODS A total of 30 school children were selected for this(More)
The goal of this paper is to study how people do relational reasoning, such as selecting the grade of all students in a class with GPA (Grade Point Average) greater than 3.5. Literature in the field of psychology of human reasoning offer little insight as to how people solve relational problems. We present two studies that look at human performance in(More)
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