patricia-trie Questions

4

Solved

Are the trie and radix trie data structures the same thing? If they aren't the same, then what is the meaning of radix trie (AKA Patricia trie)?
Lappet asked 5/2, 2013 at 12:58

1

I’m interested in using a radix tree (or Patricia trie) to store a hash/dict/array of strings -> values. However, I'm finding that I have too many strings to fit into memory. I found an articl...
Tannenbaum asked 24/9, 2019 at 20:8

1

There's currently a pull request by Jonathan S. to replace the implementation of Data.IntMap with one explained in this README based on ideas from a blog post by Edward Kmett. The basic concept Jo...
Indisposed asked 15/9, 2016 at 21:6

1

While it is hard to find an unanimous definition of "Radix Tree", most accepted definitions of Radix Tree indicate that it is a compacted Prefix Tree. What I'm struggling to understand is the signi...
Prouty asked 17/10, 2016 at 13:14

3

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I am implementing Patricia tries for IP prefix lookup, I could get the code working for complete key match, but facing problems with prefix search, when there are keys which are prefixes of other ...
Bayard asked 26/5, 2009 at 18:7

2

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I have written down a simple function that determines if str1 is a prefix of str2. It's a very simple function, that looks like this (in JS): function isPrefix(str1, str2) // determine if str1 is...
Humorist asked 3/9, 2013 at 1:35

4

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I'm currently implementing a radix tree/patricia trie (whatever you want to call it). I want to use it for prefix searches in a dictionary on a severely underpowered piece of hardware. It's suppose...
Hematite asked 27/4, 2009 at 18:9

2

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I'm attempting to implement a Patricia Trie with the methods addWord(), isWord(), and isPrefix() as a means to store a large dictionary of words for quick retrieval (including prefix search). I've ...
Fca asked 9/3, 2010 at 3:20

2

I have about 10,000 words used as a set of inverted indices to about 500,000 documents. Both are normalized so the index is a mapping of integers (word id) to a set of integers (ids of documents wh...
Middelburg asked 16/1, 2011 at 18:44

4

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I. Just implemented a kind of bitwise trie (based on nedtries), but my code does lot Of memory allocation (for each node). Contrary to my implemetation, nedtries are claimed to be fast , among ot...
Phionna asked 14/1, 2011 at 14:29

1

Lately I've been studying Patricia tries, and working with a really good C++ implementation which can be used as an STL Sorted Associative Container. Patricia tries differ from normal binary trees ...
Nerta asked 20/9, 2010 at 14:6

1

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Looking around for python implementations of tries just so that I can understand what they are and how they work, I came across Justin Peel's patricia trie and found it very instructive: it's strai...
Harrar asked 25/6, 2010 at 22:47

1

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I'm currently trying to implement the Index Fabric for a dna sequence data search system: Index fabric algorithm I could implement the normal patricia trie, but I still couldn't understand how to...
Cantabile asked 8/6, 2009 at 1:53
1

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