'Log 2' diaporamas de présentation

Early Split Coding of Triangle Mesh Connectivity

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COMPSCI 230

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Software Engineering

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Lecture 17 Red-Black Trees

Lecture 17 Red-Black Trees. Slides taken from lectures by Prof. Naveen Garg. 2 - 4 Tree. insert, search, and delete of O(log n) but nodes are dynamic with 2-4 keys. Can we have benefits of 2-4 trees with simple binary nodes?. Lets convert 2-4 tree to a binary tree!.

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???. ????. ?????????. ??? Number Theory) ???? ? Information Theory ? ????? ? Complexity Theory ? ????? Combinatoric Theory ? ??? Probability ? ?????? Linear Algebra ?. Information Theory. Shannon 1984 ?????? (Information Theory) ???? (Coding Theory)

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?????? G ( f ) (0 ? f ? 1/4) ???? mother wavelet ? scaling function ????

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B trees

B trees. Nodes have more than 2 children Each internal node has between k and 2k children and between k-1 and 2k-1 keys A leaf has between k-1 and 2k-1 keys The root has at least 2 children All leaves are at the same distance from the root. 2-4 tree. k=2

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Physical Layer (Part 1)

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? AIT ????

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Binary Search Trees (BSTs)

Binary Search Trees (BSTs). 18 February 2003. Binary Search Tree (BST). An important special kind of binary tree is the BST Each node stores some information including a unique key value, and associated data. A binary tree is a BST iff, for every node n in the tree:

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Sorting and Searching

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DIVIDE & CONQUR ALGORITHMS

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??????????. ???. f(x). ??? [a, b] ?????? f, x ? , x=a, x=b ???????. x. a. b. ????. f(x). x. a. b. ????. ??????????. ???? f, x ? , x=a, x=b ( ?? [a, b]) ???????. ???????????? ??????????????????????? ????????????? Scheme ????????. ????. ???????? f ? 3 ???? ( ???

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k - Ary Search on Modern Processors

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????? II NP ??

????? II NP ??. ??4?? ????. ?????. ????? ??? 1/30, 2/2 ??? 2/9 ???? ??? 1/30 ???????. ???????. ?? ????? ????? NP ?? ?????? ????????????. P, NP. P ??? Turing ???????????? ??????? NP ???? Turing ???????????? ??????? P?NP ??????????. P ???. NP ???. PSPACE, NSPACE.

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Geometric Problems in High Dimensions: Sketching

Geometric Problems in High Dimensions: Sketching. Piotr Indyk. Dimensionality Reduction in Hamming Metric. Theorem: For any r and eps>0 (small enough), there is a distribution of mappings G: {0,1} d ? {0,1} t , such that for any two points p, q the probability that:

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Logarithms

Logarithms. This is pronounced as log to the base 2 of x. log 4. 64. =. 3. log 2. 32. =. 5. log 8. p. =. 2. b). Express the following in exponential form:. i). log 2 8 = 3. i). log 2 1 / 128 = -7. 1 / 128. 8. =. 2 3. =. 2 -7. Examples. a).

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9.3 Logarithmic Functions

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