Until recently, QoE (Quality of Experience) experiments had to be conducted in academic
laboratories; however, with the advent of ubiquitous Internet access, it is now possible to ask …

Human computation games (HCGs) utilise human intelligence for the purpose of problem
solving through games. Recently, HCGs have increased in popularity within various …

Crowdsourcing has emerged in recent years as a potential strategy to enlist the general
public to solve a wide variety of tasks. With the advent of ubiquitous Internet access, it is now …

Large amounts of unverified and at times contradictory information often appear on social
media following natural disasters. Timely verification of this information can be crucial to …

Crowdsourcing systems aim to solve complex tasks by engaging a multitude of humans
through mobile and social media and by harnessing their ability to perform specific subtasks …

The paradigm of" human computation" seeks to harness human abilities to solve
computational problems or otherwise perform distributed work that is beyond the scope of …

CAPTCHA is an effective and widely used solution for preventing computer programs (ie,
bots) from performing automated but often malicious actions, such as registering thousands …

“Games with a Purpose” are interactive games that users play because they are fun, with the
added benefit that the outcome of play is useful work. The ESP game, developed byy von …

The ubiquitous access to computing systems has spurred the design of a variety of human
computation systems, each aiming to harness the power of human computation to tackle …

In many social tagging systems, users can see the tags already created by others. Prior
research has shown that this exposure leads users to create tags that are semantically …