Arttu V.

Platformer (game) UX

Some years ago I tried building a platformer game (PC / Android) and found the experience interesting from the UX point of view. This is my recap of what I remember. TLDR: You can cheat to make it feel more like a game. Physics simulation rarely makes a good game (at least you'll need to fine tune your character movement physics).

June 30, 2019

Automation and the role of human operators

Automation and analytics are good means to improve operator and overall system performance. Ever increasing amount of data means that in many situations human operators are no longer able to keep up with the pace, and using software to help is a must…

June 28, 2019

Distributed Situation Awareness (DSA)

Distributed situation awareness (DSA) is model that takes a systemic view to situation awareness (SA). Stanton et al. have described their DSA model in an article “Distributed situation awareness in dynamic systems: theoretical development and…

June 24, 2019

Situation Awareness (SA)

Situation awareness (SA) is an interesting concept to consider in software design. The term comes from human factors research and was at first made popular by Mica R. Endsley, one of the most cited SA researchers. Stanton et al. have published a…

June 23, 2019

Nielsen: Web UX 2016 vs 2004

Jakob Nielsen had a keynote at the UX Conference on Web UX 2016 vs 2004. They made a study on web UX on 2016 and reflected that to the results from similar study in 2004. The video is only 20 minutes and worth watching. Below you can find a short…

June 15, 2017

Reference Types in Java

Different reference types in Java provide access to the object lifecycle, giving us tools for object reuse (object pools) and even a possibility to achieve a reliable object finalization. Differences between references can be explained by…

June 15, 2017

Designing for Usability 1985

It’s interesting how old many of the usability (and software engineering) ideas are. I run into an old classic: Designing for Usability: Key Principles and What Designers Think (Gould & Lewis, 1985). Gould and Lewis introduce three principles that…

May 11, 2017

26th in the Hello World Open 2012

We participated in the first Hello World Open with Louhigames’ crew. Hello World Open is a Finnish coding competition and this was the first year it was organized. 200 teams participated and around 100 of them were able to enter a working program. We…

October 18, 2012

Potilastietojärjestelmien käytettävyys 2010

This is about the usability of health care systems (EPR) in Finland. You can read an English summary of the usability study in the end of the article in this link. Potilastietojärjestelmien käytettävyyttä on viime aikoina tutkittu aika paljon. Vuonna…

April 18, 2012

ISO 9241-210 (ISO 13407:n korvaaja)

This is in Finnish about ISO 9241-210 (former ISO 13407). You can read about that for example in Userfocus or by getting a copy of the standard from ISO. Huomasin gradua tehdessäni, että ISO 13407 onkin vanhentunutta tietoa, sillä nykyisin se…

March 29, 2012

How do people act

Creating usable software is not easy. You are blind to the usability problems of your user interface because you know how things work. You don’t need feedback in a way that other users of your system need. You don’t need the system to tell you what…

November 14, 2010

Who's fault is it anyway?

People tend to use faulty mental models when thinking what caused some action to fail or succeed. People blame environment for their own misfortunes. If things go wrong, it wasn’t my fault but the environment caused it. I got no chance. And the…

October 11, 2010