'Perfect hashing' presentation slideshows

CSE 326: Data Structures More Hashing Techniques

CSE 326: Data Structures More Hashing Techniques. Hannah Tang and Brian Tjaden Summer Quarter 2002. Remember This List?. How should we resolve collisions? What should the table size be? What should the hash function be? How well does hashing work in the real world?

425 views • 27 slides

Elementary Data Structures

Elementary Data Structures. Data Structures and Algorithms A. G. M alamos. Basic Set Operations. Operations on a dynamic set can be grouped into two categories: queries , which simply return information about the set, and modifying operations , which change the set. SEARCH.S, k

307 views • 27 slides

Hashing

Hashing. Hashing.

276 views • 27 slides

Universal Hashing

Universal Hashing. Worst case analysis Probabilistic analysis Need the knowledge of the distribution of the inputs Indicator random variables Given a sample space S and an event A , the indicator random variable I { A } associated with event A is defined as:.

243 views • 23 slides

Static Dictionaries

Static Dictionaries. Collection of items. Each item is a pair. (key, element) Pairs have different keys. Operations are: initialize/create get (search). Hashing. Perfect hashing (no collisions). Minimal perfect hashing (space = n ). CHD algorithm.

373 views • 21 slides

Static Dictionaries

Static Dictionaries. Collection of items. Each item is a pair. (key, element) Pairs have different keys. Operations are: initialize/create get (search). Hashing. Perfect hashing (no collisions). Minimal perfect hashing (space = n ). CHD (compress, hash, and displace) algorithm.

213 views • 21 slides

Data Structures CS 214 2 nd Term 2010-2011

191 views • 18 slides

228 views • 16 slides

For Wednesday

204 views • 15 slides

Fast Compressed Tries through Path Decompositions

250 views • 14 slides

Introduction to Perfect Hashing Schemes

557 views • 14 slides

CPSC 319

234 views • 7 slides