ON SOME ENGLISH DICTIONARIES: Alfred Augustus Fry

Online dictionaries of English

In this paper I present an overview of the spectrum of available online English language dictionaries, and then offer some general comments on a few selected key issues. Given the current explosion of web content, it is quite pointless to try to list every single dictionary available. It makes better sense to identify the salient categories of online dictionaries and selectively focus on their ...

On some deterministic dictionaries supporting sparsity

We describe a new construction of an incoherent dictionary, referred to as the oscillator dictionary, which is based on considerations in the representation theory of finite groups. The oscillator dictionary consists of approximately p unit vectors in a Hilbert space of dimension p, whose pairwise inner products have magnitude of at most 4/ √ p. An explicit algorithm to construct a large portio...

Cecil Augustus Joll

Augustus Desiré Waller (1856-1922).

The electrocardiograph is one of the most important instruments with which to examine the human heart and is in constant use all over the world, yet we doubt whether many physicians know who was the first man to demonstrate that the electrical response accompanying the movement of the human heart could easily be shown by a clinical application of a relatively simple instrument. In the early par...

User-generated content (UGC) in online English dictionaries

The technological underpinnings of the concept of user-generated content have to be sought in the rise of Web 2.0. This playful name (which draws on the convention of referring incrementally to an improved version of a software application) stands for the advanced interactive stage in internet experience, and it is the modern affordances that come with it which make user-generated content happe...