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Selvitimme miksi Suomen ei kannata voittaa Venäjää jalkapallon EM-kisoissa – Matkustusmäärissä tuhansien kilometrien eroja
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The Importance of Route Optimization - Market Business News
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Slime Mold Doesn t Have a Brain, But It Can Remember Where to Find Food
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In particular, case conversion is often used to implement
case-insensitive
comparision, an operation that is often present on the program s fast paths
as a part of data container lookups and content manipulation.
So it is usually desirable to make case conversions as fast as possible.
In this post we are going to look at one of the options - very fast
case conversion using
compressed lookup tables and also at some
options for compressing these even further.
If in rush, you can jump straight to the Conclusion.
Lookup tables
The simplest way to do the case conversion is with a lookup table:
Researchers in Japan have developed an analog, amoeba-based computer that offers efficient solutions to something called ‘The Traveling Salesman Problem’ something which regular computers find impossible to solve.
A single-celled amoeboid organism, a plasmodium of true slime mold Physarum polycephalum. Image credits: Masashi Aono.
Amoeba brain
Here’s a fun problem: let’s say you’re a traveling salesman. You have to go to a number of different cities and showcase your products, and then return back home. You only need to visit each city once, of course, and you know the distance between every two cities. So what’s the shortest possible route?