lecture 13 and 14 were swapped

Author: cstenkamp

README.md

@@ -26,8 +26,8 @@ All lecture recordings from 2018 and 2019 can be viewed on [Youtube](https://www
 | Statistical Modeling (statsmodels)          | [View](https://www.youtube.com/watch?v=1Ba9LmyJ1ko&list=PL7Rs54JKuEjFRyyhtJy2eDOhqTtmWpXzl&index=10)| [Part 1](https://www.youtube.com/watch?v=npM0J-e-35s&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=23), [Part 2](https://www.youtube.com/watch?v=WXR-AEjOUNI&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=24&t=0s)| [View](https://video4.virtuos.uos.de/engage/theodul/ui/core.html?cid=a18d5bd1b862d194bcd7b56bca95c32f&id=634cd5c8-0227-4c19-9400-e348b53b2bf0) | [Part 1](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=90d3b2ee-f346-4932-84c1-69de535fc901), [Part 2](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=40f29cc0-b24b-427c-bf83-548411644450)
 | Experiments (expyriment)                    | [View](https://www.youtube.com/watch?v=YEt6Eww26s4&index=11&list=PL7Rs54JKuEjFRyyhtJy2eDOhqTtmWpXzl)| [Part 1](https://www.youtube.com/watch?v=9lR2Uk0nRD0&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=19), [Part 2](https://www.youtube.com/watch?v=RTwzombMuls&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=20) | [View](https://video4.virtuos.uos.de/engage/theodul/ui/core.html?cid=a18d5bd1b862d194bcd7b56bca95c32f&id=a34a0164-19da-406b-b1e1-3570ebcdc8d4) | [Part 1](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=f4510a77-f4d7-4065-9426-360a7f848d6e), [Part 2](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=8114a025-fbcf-49f9-8ba8-cfc47755a1db)
 | Study: A to Z, Scikit-Learn, Parallelism    | [View](https://www.youtube.com/watch?v=BV35GhsqmuE&list=PL7Rs54JKuEjFRyyhtJy2eDOhqTtmWpXzl&index=12)| | [View](https://video4.virtuos.uos.de/engage/theodul/ui/core.html?cid=a18d5bd1b862d194bcd7b56bca95c32f&id=6d4e5f5e-727f-4834-80db-4322a86b0a96)     | |
-| Interactive Visualization (Widgets, Altair) | | [View](https://www.youtube.com/watch?v=b_hL6ITo0aM&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=25) | | [View](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=2a67645e-8aab-4444-8e9a-8455dfff107c)
-| Data Exploration, Performance-Optimization  | | [View](https://www.youtube.com/watch?v=o1ApUz6dEi8&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=26) | | [View](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=ccb55af9-2081-445f-a76e-7b36fa4313e0)
+| Interactive Visualization (Widgets, Altair) | | [View](https://www.youtube.com/watch?v=o1ApUz6dEi8&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=25) | | [View](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=2a67645e-8aab-4444-8e9a-8455dfff107c)
+| Data Exploration, Performance-Optimization  | | [View](https://www.youtube.com/watch?v=b_hL6ITo0aM&list=PL7Rs54JKuEjE5PV8m3ksRuq_-DxLP8Kq1&index=26) | | [View](https://video4.virtuos.uni-osnabrueck.de/paella/ui/watch.html?cid=48c679d3c81e6414ab61bba835ecae97&id=ccb55af9-2081-445f-a76e-7b36fa4313e0)
 
 To view the Jupyter Notebooks corresponding to the videos of the respective years, access this repository's state from [2018](https://github.com/scientificprogrammingUOS/lectures/tree/v2018) or [2019](https://github.com/scientificprogrammingUOS/lectures/tree/v2019), respectively. To access the videos in the better Opencast-player, make sure you're logged into Myuos before clicking the link.