This answer sheet should be used for your VAST Challenge 2021 Mini-Challenge 2 submission. Please maintain the .htm format and make sure that all hyperlinks are relative to the answer form. 

Rename this form "index.htm" for your submission.  Remove these instructions and any other example text below that is highlighted in yellow. Please see the "Submission Instructions" at https://vast-challenge.github.io/2021/ for more detailed instructions.    

Entry Name:  "UWB-Smith-MC2"

VAST Challenge 2021
Mini-Challenge 2

 

 

Team Members:

Replace this list of team members with the names, affiliations, and email addresses of your own team. Indicate the primary point of contact.  Example:

Marion Smith, University of West Birmingham, smith@westbirmingham.ac.uk     PRIMARY
Paul White, University of Northeastern Washington,
white@unew.edu

Student Team:  Please enter YES or NO

 

Tools Used:

Provide a list of tools used.  Examples:

Tableau

Excel

Spinviz, developed by the University of West Birmingham CS 459 Information Visualization class, taught Spring 2011 by Dr. Smith, and adapted by the student team for the challenge.

 

Approximately how many hours were spent working on this submission in total?

Provide an estimate of the total number of hours worked on this submission by your entire team.

 

May we post your submission in the Visual Analytics Benchmark Repository after VAST Challenge 2021 is complete? Please enter a YES or NO

 

Video

Provide a link to your video.  Example:

http://www.westbirmingham.ac.uk/uwb-smith-mc2-video.wmv

 

 

 

As a visual analytics expert assisting law enforcement, your mission is to identify which GASTech employees made which purchases and identify suspicious patterns of behavior.. You must cope with uncertainties that result from missing, conflicting, and imperfect data to make recommendations for further investigation.

Use visual analytics to analyze the available data and develop responses to the questions below. In addition, prepare a video that shows how you used visual analytics to solve this challenge. Submission instructions are available here. Entry forms are available for download below.

Questions

1 –– Using just the credit and loyalty card data, identify the most popular locations, and when they are popular. What anomalies do you see? What corrections would you recommend to correct these anomalies? Please limit your answer to 8 images and 300 words.

Provide your answer and corresponding images here.

2 – Add the vehicle data to your analysis of the credit and loyalty card data. How does your assessment of the anomalies in question 1 change based on this new data? What discrepancies between vehicle, credit, and loyalty card data do you find? Please limit your answer to 8 images and 500 words.

Provide your answer and corresponding images here.

3 – Can you infer the owners of each credit card and loyalty card? What is your evidence? Where are there uncertainties in your method? Where are there uncertainties in the data? Please limit your answer to 8 images and 500 words.

Provide your answer and corresponding images here.

4 –– Given the data sources provided, identify potential informal or unofficial relationships among GASTech personnel. Provide evidence for these relationships. Please limit your response to 8 images and 500 words.

Provide your answer and corresponding images here.

5 –– Do you see evidence of suspicious activity? Identify 1- 10 locations where you believe the suspicious activity is occurring, and why    Please limit your response to 10 images and 500 words.

Provide your answer and corresponding images here.

6 –– If you solved this mini-challenge in 2014, how did you approach it differently this year?

Provide your answer here.