AMTH 377/COEN 279 S11 TRAN
Homework 6 (due 6/1)
1. (10 pts.) Consider the following problem P1:
input: an undirected graph G = (V , E) and a set of vertices L V .
output: yes if and only if there is a spanning tree T such that L leaves(T ).
Either give a
Help Session 3:
Ezgi, Shenqi, Bran
quicksort(A, 1, length(A)
algorithm quicksort(A, lo, hi) is
if lo < hi then
p := partition(A, lo, hi)
quicksort(A, lo, p 1)
quicksort(A, p + 1, hi)
algorithm partition(A, lo, hi) is
of Information Retrieval Systems
Many slides in this section are adapted
from Prof. Joydeep Ghosh (UT ECE) who
in turn adapted them from Prof. Dik Lee
(Univ. of Science and Tech, Hong Kong)
Why System Evaluation?
There are many r
DATA STRUCTURES: MERGEABLE HEAPS
MAKE-HEAP ( )
Creates & returns a new heap with no elements.
Inserts a node x whose key field has already been
filled into heap H.
Department of Computer Engineering
Santa Clara University
Basic Concepts: Outline
Basic concepts in search engines:
Terminologies and concepts
Overview of retrieval models
Tuple Spaces and
A flexible technique for parallel
and distributed computing
Similar to message passing
Data exists in a tuple space
All processors can access the
View of a Tuple Space
COEN 317 Distributed Systems
HW3 due April 27, 2017
From CDKB Textbook:
14.11 Show Vj[i] <= Vi[i]
proof, not just an example.
Use the rules VC1-VC4 on page 609. This should be a
14.14 Two processes P and Q are connected in a ring using two channels and th
COEN 272 Web Search and Information Retrieval
Homework 1 (100 points)
Due: 5:10pm (a hard copy before class), Tuesday, January 24, 2017
Question 1 (30 points)
Assume that a search engine returns a ranked list of 10 total documents for a given query.
Question 1: (25 points) Using the web, identify the Chief Information Officer, Chief Information
Security Officer and one systems administrator for Santa Clara University. Keep in mind that
these jobs may be filled by more than one person and that one per
AMTH 377/COEN 279 TRAN
MIDTERM EXAM SOLUTIONS
AMTH 377/COEN 279
DESIGN AND ANALYSIS OF ALGORITHMS
1. (10 points) True or false:
Let f (n) and g(n) be running-time functions. If f o(g), then f 2 o(g 2 ).
If the above statement is always t
March 31, 2010
You are given a sequence of n elements to sort. The input sequence consists of n/k
subsequences, each containing k elements. The elements in a given subsequence are all
samller than the elements in the succeedin
, , , and Exponents
1. If () = (), then lg() = (lg(). Is this true? The answer is: Yes.
Pf. For simplicity and easier reading, I will only prove the main part of inequality. The nonnegativity part is easy to be satisfied. You can modify the proof yourself
Design and Analysis of Algorithms
COEN 279/AMTH 377
Instructor: Dr. Kan Liu
Name: (First)_(Last)_ ID:_
Show your work when needed. Use extra sheets as necessary.
For Insertion Sort,
write pseudo code for its algorithm;
Algorithms and Data Structures 2014
Exercises and Solutions Week 14
1. Consider the following linear program.
5x + 3y
Plot the feasible region and identify the optimal solution.
Laboratory Module 3
Optimal Binary Search Trees
understand the notion of an optimal binary search tree
to build, in C, an optimal binary search tree
1 Optimal Binary Search Trees
1.1 General Presentation
An optimal binary search tree is a binar
December 24, 2016
[CH. KASHIF NADEEM]
CS726 Information Retrieval Techniques
Question NO. 01:
Compute variable byte and codes for the postings list (777, 17743, 294068, 31251336).
Use gaps instead of docIDs where possible. Write binary codes in 8
Introduction to P2P
CompSci 230 - UC , Irvine
Prof. Nalini Venkatasubramanian
Acknowledgements: Slides modified from
Sukumar Ghosh, U at IOWA
Mark Jelasity, Tutorial at SASO07
Keith Ross, Tutorial at INFOCOM
Use the vast resources of