August 2024
Beginner
216 pages
5h 24m
English
Content preview from Exploring Computer Hardware
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Huffman Coding
Huffman coding is a lossless data compression algorithm based on the frequency of occurrence of a data item. Codes of different lengths are assigned to characters based on the frequency of occurrence. Smaller codes are assigned to characters that have the highest occurrence.
Lets look at an example. Let’s encode the string LEMMONS
First, create a table showing the frequency. Order the table by frequency from lowest to highest.
Now construct a Huffman tree. Create leaves for each of your characters using the table above.
Take the ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.