Text is one of the most prevalent types digital data that people create as they go about their lives. Digital footprints people's language usage in social media posts were found to allow for inferences age and gender. However, even more potentially sensitive text from instant messaging services has remained largely uninvestigated. We analyze variations messages with regard individual difference...

Web Usage Mining refers to the discovery of interesting information from user navigational behavior as stored in web access logs. While extracting simple information from web logs is easy, mining complex structural information is very challenging. Data cleaning and preparation constitute a very significant effort before mining can even be applied. We propose two new XML applications, XGMML and ...

We have developed and deployed several web-based tutors for C++ programming concepts. We have been remotely collecting usage data from these tutors, and analyzing them for the benefit of the students, the teachers and ourselves. In this paper, we will describe the tutors, the types of data collected, and the types of analysis we perform on the data for the benefit of the various constituencies ...

Being a highly dynamic language and allowing reliable programming with quick turnarounds, Python is a widely used programming language in CMS. Most of the tools used in workflow management and the GRID interface tools are written in this language. Also most of the tools used in the context of release management: integration builds, release building and deploying, as well as performance measurem...

Recently, language resources (LRs) are becoming indispensable for linguistic researches. However, existing LRs are often not fully utilized because their variety of usage is not well known, indicating that their intrinsic value is not recognized very well either. Regarding this issue, lists of usage information might improve LR searches and lead to their efficient use. In this research, therefo...

In this paper, we empirically explore the relationship between native language and use of the Internet. The ultimate economic and social questions we explore are: (1) how native language affects use of the Internet, both in total and by type of Web site; (2) whether English is likely to retain its “first-mover advantage” on the Web in terms of the language employed by Web sites; and (3) whether...