Even if you manage to setup your device properly with all the different languages, it can still cause some problems whenever you mix the languages within a single message. or, for the sake of argument, the same thing by speech recognition: Unfortunately speech recognition often produces insulin usable and it might be hard to clean up later can be just you and me I want to tell what you're trying to say.However, the biggest problem I've experienced so far is when you send messages between parties where one of them doesn't have the foreign (latin based) language installed/configured yet. Maybe my voice sucks, or maybe I should robot it up more, but this is about the level I usually get...Bad news though - some countries like Spain have decided to offer more friendly automated phone service replacing "type 0 to whatever" by using speech recognition. Yes, speech recognition and auto-correct have been more of nuisance than improvement for me.Speech recognition works most of the time, but I often end up with one word that Siri just doesn't understand and then you end up spending more time trying to figure out how the device wants you to pronounce the word than it helps you saving time by using it instead of just typing it out.
Of course I used the touch interface for prompting the voice input.While not optimal, it does allow for more direct comparison to a large body of previous studies using the same phrase set (and similar procedures).Having said that, keyboard input methods that provide suggestions/corrections at multi-character or word level features probably also benefit from longer words since the recognizer has more signal to work with. )Also, even though speech is faster than typing on a touch-screen mobile device, it's a lot easier to correct the errors that inevitably happen via typing. However it wasn't made explicitly for full size physical keyboards. Here is the paper that introduced the phrase set  at it refers to this soft keyboard they made previously . There are also some funny videos of foreign speakers trying to use Siri when it first came out - that has been exactly my experience with it as well. NOT WARTHOG YOU GODDAMNED PIECE [CENSORED]"It was the most amusing thirty minutes of the drive. It was only later that the thought came to me that he should have gone ahead and cleaned up the text later.Auto-correct is the other annoying one, which can wreak havoc when you're texting in multiple languages. I'm not sure how successful that approach would be. https://seanhoade.com/books-by-hoade/Unfortunately speech recognition often produces results so unusable that it might be harder to clean it up later as you wouldn't be able to tell what you were even trying to say....
And that test set is so old that it's very likely that the speech recognizer from the experiment (or any state of the art speech recognizer) has already been trained on those sentences.