This is in comparison to the use of existing reference data (e.g., field or airphoto data), which, at best, exist for only parts of the area of interest, for only specific time periods, or are restricted thematically.
Linguists acknowledge that the data are inexact, but by the end of this century perhaps as many as fifty per cent of the world's languages will, at best, exist only in archives and on recordings.
Pacquiao is not the same fighter he was five years ago but much of that has to do with complacency and lack of motivation, while the only opponent capable of demanding his very best existed tantalisingly beyond his reach.
The reduce function scans the list of alignments for each read and records the best alignment if an unambiguous best alignment exists.
The most controversial aspect of Stravinsky's music for WH Auden and Chester Kallman's libretto - in my opinion the best that exists in English - is also the most superficial.
In these cases, no single best alternative exists [20].
To overcome this problem, several automatic delineation methods have been proposed [18 23], but up to the present, no general consensus about the best method exists.
Yet as long as the job of "give me cues to help me choose the best wine" exists, there will still be a significant portion of the market that pays a premium for the bottle.
In fact, the world's best 'pharmacy' exists inside each and every one of us.
Jug Suraiya of The Times of India wrote that "thanks to Munnabhai, at best what exists of Gandhism is Gandhigiri, a watered down, Dale Carnegie's How to Win Friends and Influence People version of the original".
