Results 21 to 30 of about 165 (120)

Do We Really Need to Balance Patricia Tries?

open access: yes, 1987
In this paper, we give exact and asymptotic approximations for variance of the external path length in a symmetric Patricia trie. The problem was open up to now.
Wojciech Szpankowski   +5 more
core  

k-d range search with binary patricia tries

open access: yes, 2004
We use Patricia tries to represent textual and spatial data, and present a range search algorithm for reporting all k-d records from a set of size n intersecting a query rectangle. Data and queries include both textual and spatial data.
Qingxiu Shi, Bradford G. Nickerson
core  

On unary nodes in tries

open access: yes, 2010
The difference between ordinary tries and Patricia tries lies in the fact that all unary nodes are removed in the latter. Their average number is thus easily determined from earlier results on the size of tries/Patricia tries.
Wagner, Stephan
core   +1 more source

Grateful Workers, Satisfied Workers? A Portuguese Study about Organizational Happiness during COVID-19 Quarantine. [PDF]

open access: yesBehav Sci (Basel), 2023
Ataíde I   +5 more
europepmc   +1 more source

Do we really need to balance Patricia tries? (Extended Abstract)

open access: yes, 2008
In this paper, we give exact and asymptotic approximations for the variance of the external path length in a symmetric Patricia trie. The problem was open up to now. We prove that for the binary Patricia trie, the variance is asymptotically equal to 0.37.
Wojciech Szpankowski   +2 more
core  

Using Ethereum Smart Contracts to Store and Share COVID-19 Patient Data. [PDF]

open access: yesCureus, 2022
Batchu S   +8 more
europepmc   +1 more source

Profiles of Patricia Tries

open access: yes, 2015
Digital trees are data structures that represent sets of strings according to their shared prefix structure. In the most fundamental of such trees, a trie, each string in the set is represented by a sequence of edges, each representing a single letter ...
Magner, Abram, Magner, Abram N
core  

Fast as a shadow, expressive as a tree: Optimized memory monitoring for C

open access: yes, 2016
International audienceOne classical approach to ensuring memory safety of C programs is based on storing block metadata in a tree-like datastructure. However it becomes relatively slow when the number of memory locations in the tree becomes high. Another
Signoles, J.   +2 more
core   +1 more source

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