1.
IBM Watson
As a tutor, not just a voice interface

2.
About me
● Backend engineer with 7+ years in web development
● Basic ML knowledge
● Have Alexa at home

3.
01 February 2017GoogleSlide Master Flash
Hallo!
Привет!

4.
About product
Language learning app, adaptive
Adding voice recognition support, evaluating different ideas

5.
Providers
● Amazon LEX
● Google Voice
● Siri
● IBM Watson
● Own solution

6.
IBM Watson
● The product is built focused on different areas (like Education, Health etc.)
● Support custom keywords to search for in the speech
● Does not stick to the brand names during the recognition
● Has good variety of languages

7.
Integration
● API :)

8.
Integration
● API, which is extremely easy to integrate with
● Few models of interaction: sessionless, websocket, async

9.
An issue
Non-native speakers

10.
Result
Accuracy is about 60%

11.
Result
Accuracy is about 60%
Even on 20% keywords threshold

12.
Result
Accuracy is about 60%
Even on 20% keywords threshold
Terrible

13.
This feeling

14.
Questions
Kirill Zonov
http://zonov.me/
Babbel Senior Engineer