Text Analytics & Applications
Text Classification
Learning Objectives
To understand what text classification is
To understand how nave Bayes classifier
works for text classification
To gain some basic knowledge about other
classification algorithms inc
Homework #4
Name: QifeiLi 46916679
1.
[10 pts] Write a program to compute the Fibonacci sequence using the method below. Give a
table of the running time vs n and graph the running time vs n.
Fib(n) cfw_
CSE 5/7350 Quiz #1
January 25, 2017
Name: _
1. [1 pt] Brute force cracking a password is a (2n) process. If a 64-bit password can
be brute-force attacked in 1 day, how long would it take to brute force attack a
128-bit password?
2. [1 pt] Given that the a
CSE 7350 Homework #1
Due: Wednesday Feb 15, 2017 @ 5pm
Name: _
1.[25 pts] The following table gives information known about 5 specific problems,
algorithms and/or implementations. Fill in the other information which you can drive for
each of the 5 rows:
P
Homework 2
Q1.
The Code is attached in Appendix 1
The Running Time vs. n table and graph has been list below.
This indicates that the running time complexity of this method is exponential.
Q2.
The changed method is attached in Appendix 2
The table and gra
CSE 7350
1: Recursive nCr:
Conclusion: it is exponential
Code:
HW2
Leigang Xie 47238065
2 DP nCr
Conclusion: it is much more efficient than question 1
Code:
3.
Conclusion: LCS is 14
Conclusion, the Levenshtein distance is 7
4.
5.
Conclusion: the multiplic
CSE 7350 Quiz #5
Wednesday April 5, 2017
Name:
1. [2 pts] Determine how to represent the value 17 using the number system with base [3 = 3
and the digit setD = cfw_ 1, O, 4
2. [1.5 pts] Show the addition tables for adding two numbers in the number system
CSE 5/7350 Quiz #2
February 8, 2017
Name: _
ID:_
1. A tree has the following post-order and in-order traversals. Draw the tree and give
the pre-order traversal.
a. Post-Order: DHIAECFLKJBG
b. In-Order: HDEIAGCKLFBJ
2. Draw all the non-isomorphic graphs wi
1.
2.
CSE 5/7350 Quiz #3
February 15, 2017
Name:
ID:
[1 pts] Compute the following:
(i) 254 modulo 11 =
(ii) -7 modulo 15=
(iii) 3% modulo 5 =
NOTE: 3% means 3 plus %
[1.5 pt] Create a Huffman encoding for a message that has the following frequencies.
Ind
CSE 7350 Homework #3
Due Sept 21, 2016
Name: _Qifei Li_
1.
[20 pts] For each Huffman encoding below, give a set of symbol frequencies
that could result in the bit assignments provided, or explain why that assignment is
invalid:
(i) A: 01
B:00
C:10
(ii)
A:
ISSS609: Text Analytics & Applications
MITB B.7
Lab 6
Objectives
Use Gensim to apply LDA on a large corpus.
Learn to work with text files.
Briefly, given a set of documents, LDA tries to learn
the latent topics underlying the set. It represents each
doc
ISSS609: Text Analytics & Applications
MITB B.7
Lab 5
Objectives
To learn to define functions in Python.
To learn to write Python scripts and import them.
To perform K-means document clustering using a provided Python module.
More on Python Programming
Text Analytics & Applications
Text Clustering
Learning Objectives
To understand the need for text clustering
To understand the K-means clustering
algorithm
To get hands-on experience with document
clustering
MITB B.7 Text Analytics & Applications
2
Las
Appendix 2
NWC
Revenue
Current Assets
Cash and ST Investments
Accounts Receivable
Inventories
Prepaid Expenses and Other
Other Current Assets
Current Liabilities
Accounts Payable
Accrued Liabilities
Notes Payable and STD
Current Portion - LTD/CL
Other Cur
Appendix 1
SingTel's Projected OCF
2011
2012
2013
2014
2015 CAGR (Past)
2016
2017
2018
2019
2020
Revenue
Projected Growth
CAGR (Future)
2016-2020
Mobile communications
Data and internet
Information technology and engineering
National telephone
Sale of equ
ISSS609: Text Analytics & Applications
MITB B.7
Lab 4
Objectives
To understand how to prepare training data for text classification using NLTK.
To be able to use the naive Bayes classification algorithm in NLTK to perform text classification.
Preparing
FINANCE 101 PROJECT REPORT
FOR
PROFESSOR TAN ENG JOO
PREPARED BY:
ASEEM PRABHAT | BOYANG ZHENG |LIANG WEI | TANAY CHAWLA
(G3)
1. Executive Summary
Company Background
Founded in 1879 and headquartered in Singapore, Singapore Telecommunications Limited (Sin
Finance 101 Presentation
Boyang
Tanay
Aseem
Wei Liang
Company Overview
Founded in 1879 and headquartered in
Singapore
Asias leading communications group,
providing a diverse range of services and
has a combined mobile subscriber base of
over 550 million f
FNCE101 Project Guidelines
Objective: To analyze the financial health and risk-return characteristics of a company and make
an investment recommendation
Overall Grade Contribution: 20%, comprising 15% for written report and 5% for presentation
Team size:
Appendix 1
SingTel's Projected OCF
2011
2012
2013
2014
2015 CAGR (Past)
2016
2017
2018
2019
2020
Revenue
Projected Growth
CAGR (Future)
2016-2020
Mobile communications
Data and internet
Information technology and engineering
National telephone
Sale of equ
CS 3353 Assignment 3
(Total: 50 points)
Due on: Monday, March (5h no later than 11:59 pm CST
To be submitted: via Canvas
Question 1 (15 mints): Use the MiniMax Algorithm to compute the minimax value at each node for the
game tree below.
MAX @
MIN a. m Que