Work place: Department of Fisheries Distribution and Management, National Fisheries University, Shimonoseki, Yamaguchi, Japan
E-mail: aoki@fish-u.ac.jp
Website:
Research Interests: Computer systems and computational processes, Computer Architecture and Organization, Theoretical Computer Science, Data Structures and Algorithms, Statistics
Biography
Kunimasa Aoki is an associate professor of the Department of Fisheries Distribution and Management at National Fisheries University in Japan. In teaching, he has been in charge of classes of mathematics and statistics and computer sciences. In his classes, he has been utilizing IT methods extensively. He wrote online texts and courses' home pages and conducted many online exams and let students do online exercises as the preparation of online exams. In research, he has studied mathematical logic, especially theory of computation which led him computer related fields like data analysis. He co-authored papers of other fields in which he is in charge of data analyses.
By Kazuaki Kajitori Kunimasa Aoki
DOI: https://doi.org/10.5815/ijmecs.2016.09.02, Pub. Date: 8 Sep. 2016
Document repository systems have been developed actively for decades and have become quite popular on the internet. Now we can recognize several typical types of document repositories and find the full-text-search functionality as a useful search method for document repositories, so we think it has some significance to show as a mile stone an implementation scheme which covers basic types and functionality of the current document repositories which have full-text-search functionality.
The basic functions covered by our scheme are: to create, read, update, delete (so called CRUD) of documents and a session control with an optional authentication. We present a description for each part of CRUD of our scheme.
We implemented a library according to our scheme and developed small document repositories using the library. Our repository library and its applications form web applications whose script language is Perl. The implementation loosely follows the MVC (Model, View, Control) model for modularity and each MVC part of the library and its application named TEST are described. We also present a description of another application of our library which the author is conducting in the department he belongs to. We show some views of these applications.
We conclude that our library works fine for the needs of building small repositories in a short time.
By Kazuaki Kajitori Kunimasa Aoki Sohei Ito
DOI: https://doi.org/10.5815/ijmecs.2014.09.01, Pub. Date: 8 Sep. 2014
Thanks to the open technologies around the world wide web, the authors as just college teachers have been able to develop a compact and practical online quiz system we call QDB to satisfy needs in their classes. In this paper, first we introduce our system to give ideas what the system can do. Then we show the effectiveness of the system by describing the effects of practical uses of the system in our classes for years including the effect of the recently added retry-functionality. Then as an example of the feasibility of our development we explain how simple to implement the retry-functionality because of the compactness of the system and again the great power the open technologies give us and show the speed of the system. As conclusion we suggest possibilities of a compact and flexible system as a form (or a part) of e-learning systems made to your order.
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