As recently as the 1990s, studies showed that most people preferred getting information
from other people rather than from information retrieval systems. Of course, in that time …

Information retrieval (IR) has changed considerably in recent years with the expansion of the
World Wide Web and the advent of modern and inexpensive graphical user interfaces and …

Introduction to Information Retrieval ` `%%%`#`&12_`__~~~ alse [0.5cm] IIR 19: Web Search
Page 1 Recap Big picture Ads Duplicate detection Spam Web IR Size of the web Introduction …

Publications are essential for scientific communication. Access to publications is provided by
conventional libraries, digital libraries operated by learned societies or commercial …

Recent years have witnessed a dramatic increase of interest in sophisticated string matching
problems, especially in information retrieval and computational biology. This book presents …

In the last fifty years the world has been completely transformed through the use of IT. We
have now reached a new inflection point. This book presents, for the first time, how in …

The rapid growth of digital libraries, e-governance, and internet based applications has
caused an exponential escalation in the volume of 'Big-data'particularly due to texts, images …

Digital libraries (DLs) are complex information systems and therefore demand formal
foundations lest development efforts diverge and interoperability suffers. In this article, we …

We examine index representation techniques for document-based inverted files, and
present a mechanism for compressing them using word-aligned binary codes. The new …

Compression reduces both the size of indexes and the time needed to evaluate queries. In
this paper, we revisit the compression of inverted lists of document postings that store the …