The topic of variable selection in high-dimensional spaces (often with hundreds or thousands of dimensions) has attracted considerable attention in data mining re- search in previous years, and it is common in many real problems. In a nutshell, feature selection is a process that chooses an optimal subset of features according to a certain criterion. The selection of the criterion must be done…
Algorithm is used to define the notion of decidability. It is a set of rules that precisely defines a sequence of operations. This is essential for computers to process information. Computer programs contain algorithms that detail specific instructions a computer should perform to carry out a specified task. The traditional computer program performs specific instructions sequentially, and use…
By now pretty much everybody in the web world has heard of responsive web design (often referred to as RWD), but a surprising number don’t have a good understanding of what it is . In this chapter, you’ll learn the basics of what it means for a website to be responsive . After that, we’ll go through a little of the history of web design, so you can understand where the idea of responsi…
For all types of businesses, there is an increasing trend towards the utilization of data, as well as information that can be gathered from data. Big Data or Data Scientist are the new terms that emerged from recent developments in the field of data and information science, just to mention a couple examples. The assurance of data quality has become an integral part of information management pr…
Paul Virilio’s major contribution to contemporary European thought has been to demonstrate that questions of visual culture are not only academic and cultural, aesthetic, historical, critical, philosophical and anthropological questions but also extremely important political questions. For Virilio, visual culture does not simply provide ways to understand the visual or examine images; it offe…
Technical analysis involves the use of past and current market price, trading volume, and, potentially, other publicly available information to try and predict future market prices. It is highly popular in practice with plentiful financial trading advice that is based largely, if not exclusively, on technical indicators. In a perhaps belated testament to this fact consider the following quote…