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38 articles found
Library & information science
Information foraging theory, developed by Peter Pirolli and Stuart Card at Xerox PARC, explains how people search for information the way animals hunt for food. This article covers
Library & information science
A “Sleeping Beauty in Science” is a paper that goes almost uncited for years after publication and then suddenly draws a surge of citations. This article covers what the term means
Library & information science
Link rot is the phenomenon in which web addresses, over time, no longer lead to the material they once pointed to. We look at what link rot is and why it happens, how large the pro
Library & information science
Mooers’ Law is the principle that no matter how good an information retrieval system is, it will not be used where having information is more painful and troublesome than not havin
Library & information science
Library anxiety is the discomfort, worry, and fear people feel when they need to find and use materials in a library, and the urge to avoid asking for help that comes with it. This
Library & information science
The Matthew effect is the phenomenon in which a person or work that starts slightly ahead gains more opportunities and recognition thanks to that lead, so the gap widens over time.
Library & information science
Faceted classification divides a subject into non-overlapping aspects and combines their symbols into one class number. This piece covers enumerative versus analytico-synthetic cla
Library & information science
Berrypicking, named by Marcia J. Bates in 1989, is a model of search in which queries and interests evolve and useful information is gathered bit by bit—unlike classical retrieval
Library & information science
When a search list looks right at the top, how do you know what was left out? This piece explains precision and recall, the trade-off between them, the F1 score that combines both,
Library & information science
Why do a handful of words appear on every page while most words show up only once or twice? This article covers how Zipf's Law became known, the inverse relationship between rank a
Library & information science
Why do a small number of researchers write so many papers? This article covers the inverse square law Lotka identified in 1926, its uses in bibliometrics, and its limits, such as e
Library & information science
Why are the papers on a subject concentrated in just a few journals? This article explains how Bradford's law came about, dividing journals into zones in the ratio 1 : n : n², its
