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More and more on-line experiments have been done in E-Commerce in order to understand the behavior of users or customers and then apply the data analysis technique to provide business guidance. One of the techniques is A/B testing. However, there is not clear guidance on the sample size in order for us to have valuable, trustable discovery. The purpose of this work is to find out a way to group customers...
It has been long recognized that software development in industry is often iterative while new requirements and challenges arise along with software evolution. One of general rules for software design is to degrade coupling between modules so that software architecture is flexible and scalable. Along with software evolution it is better to keep user interface stay similar which helps users to upgrade,...
Nowadays software projects are still suffering from many problems due to various kinds of software risks. Software risk management is a crucial part of successful project management, but it is often not well implemented in real-world software projects. One reason is that project managers lack effective and practical tools to manage software risks. Software process simulation modeling (SPSM) has been...
Tracing is an important technique for program comprehension and software maintenance. Existing trace tools have some limitations, such as requiring instrumentation. This paper presents a tracer, MuTT, which can be used to collect the run-time information of multi-threaded Java programs without source code or JVM instrumentation. We also propose guidelines to use MuTT for feature location in object-oriented...
There are a lot of software visualization tools existing for various purposes. Therefore, how to choose the right visualization tool for a specific task becomes an important issue. Although there are a few taxonomies for classifying visualization tools, each has its own defects. This paper proposes a new classification schema based on the widely used Bloom's cognitive taxonomy. We summarize a set...
In this paper, we describe a suite of two tools: Multi-Threaded Tracer (MuTT) and Exploring Traces (ET), which can be used to trace complex multi-threaded event-driven Java programs during feature location and program debugging and help the programmer to locate parts of code that are related to a specific feature. MuTT does not need instrumentation. ET can be used to browse the traces and focus on...
Studying software development processes can help us to understand the software development models which in turn can help programmers to build high-quality software products. Software is not all homogeneous, and industrial software and software developed in academia seem to be different. In order to understand the characteristics of academic software development, we surveyed ten student programmers...
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