Tik-61.182 Information visualization

Exercises

Below are the exercises. You should return the solved problems by May 31st, at latest. The problems are available in full, with figures from my room (B323).

	Submitted by	Problem
1.	Markku Roiha	What is the trouble in the following picture? [FIG 1, from Tufte, page 61]
2.	Sanni Siltanen	Aeroflot's aircraft was departing on path [(1,0,0,0), (2,1,2,1), (3,2,4,2), (4,3,6,4)] and at the same time Finnair's aircraft was landing on the path [(1,8,5,3), (2,5,4,2), (3,2,3,1), (4,1,2,0)], (t,x,y,z). Flight control's radar was disfunctioning and in order to stop arguing how close the collision was, draw routes of the aircrafts in parallel coordinates.
3.	Jussi Pakkanen	Give your own definition of information visualization. Explain what properties you emphasized and why.
4.	Juha Reunanen	You have two continuous functions of two variables. You wish to visualize them with just one figure, and you decide to use texture orientation and size (scale). What is the consequence of demanding a high precision for one of the functions?
5.	Jarkko Venna	Create 3D visualization of abstract data that uses some depth cues to create an illusion.
6.	Oguz Tanzer	Offer a new type of application relevant to your area to be implemented as a Dynamic Query, stating briefly the sliders and their functions.
7.	Tapani Raiko	What choises do you have to make when realizing immersive visualization?
8.	Ville Viitaniemi	Discuss the problem of Hyperbolic Browser wasting display area because of the circular display.
9.	Teemu Himanen	In your opinion, what are limitations of current document search engines. How could text visualization methods be utilised in this application field?
10.	Jaakko Särelä	Discuss the need of normalization in data visualisation and data mapping, especially in case of PCA and ICA
11.	Jouni Seppänen	Metric and ordinal MDS methods are likely to produce very similar results, especially if there are sufficiently many data points. Why?
12.	Mika Inki	Discuss the reasons why WIMP (Windows-Icons-Menus-Pointing) is still the dominating desktop methaphor.
13.	Marko Niiranen	Find from web few non-trivial good and bad examples of Effective View Navigation? What should be done to bad examples
14.	-	Make a mindmap of the last talk by Karthikesh Raju. (I (KP) have copies of the handouts in my room. If necessary, I can also mail or fax them to you.)

There will be no more exercises.

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http://www.cis.hut.fi/Opinnot/Tik-61.182/exercises.shtml
Kai.Puolamaki@hut.fi
Wednesday, 02-Jan-2002 17:02:10 EET