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Links 1 through 10 of 25 by Ken Robson tagged algorithms

Floating-point arithmetic is considered an esoteric subject by many people. This is rather surprising because floating-point is ubiquitous in computer systems. Almost every language has a floating-point datatype; computers from PCs to supercomputers have

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There are many algorithms for concurrent garbage collection, but they are complex to describe, verify, and implement. This has resulted in a poor understanding of the relationships between the algorithms, and has precluded systematic study and comparative

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You have always ignored the internals of CPU properties like the number of registers, the exact format of CPU words, the precise format of intructions and of course the cache. I know you have (well, let's say I am sure about 99% of you out there). I ignor

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ALGORITHMS sound scary, of interest only to dome-headed mathematicians. In fact they have become the instruction manuals for a host of routine consumer transactions. Browse for a book on Amazon.com and algorithms generate recommendations for other titles

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Every filesystem must keep track of two basic things: where your data is, and where the free space is. In principle, keeping track of free space is not strictly necessary: every block is either allocated or free, so the free space can be computed by assum

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We're entering an era where CPU clock speeds will soon cease to scale upwards and instead CPU manufacturers are planning to put more and more independent cores on a chip. Intel plans to release an 80-core chip within 5 years. Consequently the research com

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We describe our experiences with the Chubby lock service, which is intended to provide coarse-grained locking as well as reliable (though low-volume) storage for a loosely-coupled distributed system. Chubby provides an interface much like a distributed fi

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When Lenny [Susskind] and Alessandro [Tomasiello] invited me to speak here, I said, "I'll be delighted to, as long you realize that my understanding of string theory is about at the level of Brian Greene's TV show." There's a relevant joke -- I don't know

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Ted Oberhaus used to have one big headache. As director of equity trading at the $93 billion Jersey City-based Lord Abbett & Co. mutual-fund group, he typically needs to buy and sell about 7 million shares a day. Trouble is, the average-size deal on the N

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