Abstract The asset-liability management problem with cash flow under an uncertain exit time has been investigated in this article, which is based on the fundamental framework of mean-variance model multi-period version. liability and random will affect asset optimization, while investor may be forced to withdraw from investments a probability at each period our model. closed-form expressions fo...

Coastal areas usually involves in several kinds of water use, such as agricultural, industrial, and drinking, which are needed to be considered as important in water management systems. There is a need to study the sustainable water resources management in different terms. A combined methodology, which considers the human activities, as well as environmental problems according to some criteria,...

Prior research on individual courses has demonstrated a significant relationship between use of the Learning Management System (LMS) and student course grade. Blackboard has created rule-based algorithms in a new LMS interface to notify students and faculty of students who may be at risk based on relative activity and grades received, and recognize positive behavior and grade achievement. This ...

— This work presents the integration of an automatic assessment system for virtual/remote laboratories and the institutional Learning Management System (LMS), in order to analyze the students' progress and their collaborative learning in virtual/remote laboratories. As a result of this integration, it is feasible to extract useful information for the characterization of the students' learning p...

Many current educational trends are based on the digital technologies support for content modeling and delivering as well as for control services in the teaching and learning processes. E-learning methods allow us significantly to enhance the teaching and learning effectiveness. These methods also show the rapid development of software of a new generation intended for the teaching and studying ...

We examine stylochronometry, the question of measuring change in linguistic style over time within an authorial canon and in relation to change in language in general use over a contemporaneous period. We take the works of two prolific authors from the 19th/20th century, Henry James and Mark Twain, and identify variables that change for them over time. We present a method of analysis applying r...

Learning Management Systems (LMS) are used widely to support training in an organization. Selecting and implementing an LMS can have an impact in cost, time and customer satisfaction in the organization. Due to the existence of a variety of definitions on the subject of elearning and LMS, it is necessary a conceptual framework using an ontology. This article presents a research in progress whos...