When analyzing textual user feedback, the challenge today is that automation is only possible in a non-satisfactory way due to...

Emojis are widely used in digital communication, especially on phones. This makes them an important part of our multimedia experience....

Companies developing mobile apps face increasing requirements such as short time to market or high quality. Furthermore, users have more...

Mobile applications1 are nowadays used by everyone. The success of a mobile app highly depends on its user acceptance, which...