Improve thesis, take Suzan's feedback into account

docs/thesis/ref.bib

@@ -527,3 +527,65 @@
   year={2009},
   publisher={Pearson Education}
 }
+
+@inproceedings{Chen_2016,
+	doi = {10.1145/2939672.2939785},
+	url = {https://doi.org/10.1145\%2F2939672.2939785},
+	year = 2016,
+	month = {aug},
+	publisher = {{ACM}},
+	author = {Tianqi Chen and Carlos Guestrin},
+	title = {{XGBoost}},
+	booktitle = {Proceedings of the 22nd {ACM} {SIGKDD} International Conference on Knowledge Discovery and Data Mining}
+}
+
+@article{food2019proposed,
+  title={Proposed regulatory framework for modifications to artificial intelligence/machine learning (AI/ML)-based software as a medical device (SaMD)},
+  author={Food and Drug Administration and others},
+  year={2019},
+  publisher={Department of Health and Human Services (United States)}
+}
+
+@inproceedings{moritz2018ray,
+  title={Ray: A distributed framework for emerging $\{$AI$\}$ applications},
+  author={Moritz, Philipp and Nishihara, Robert and Wang, Stephanie and Tumanov, Alexey and Liaw, Richard and Liang, Eric and Elibol, Melih and Yang, Zongheng and Paul, William and Jordan, Michael I and others},
+  booktitle={13th USENIX Symposium on Operating Systems Design and Implementation (OSDI 18)},
+  pages={561--577},
+  year={2018}
+}
+
+@article{rivest2021level,
+  title={level classification of scientific publications: A comparison of deep learning, direct citation and bibliographic coupling},
+  author={Rivest, Maxime and Vignola-Gagn{\'e}, Etienne and Archambault, {\'E}ric},
+  journal={PloS one},
+  volume={16},
+  number={5},
+  pages={e0251493},
+  year={2021},
+  publisher={Public Library of Science San Francisco, CA USA}
+}
+
+@article{maron1961automatic,
+  title={Automatic indexing: an experimental inquiry},
+  author={Maron, Melvin Earl},
+  journal={Journal of the ACM (JACM)},
+  volume={8},
+  number={3},
+  pages={404--417},
+  year={1961},
+  publisher={ACM New York, NY, USA}
+}
+
+@article{vaswani2017attention,
+  title={Attention is all you need},
+  author={Vaswani, Ashish and Shazeer, Noam and Parmar, Niki and Uszkoreit, Jakob and Jones, Llion and Gomez, Aidan N and Kaiser, {\L}ukasz and Polosukhin, Illia},
+  journal={Advances in neural information processing systems},
+  volume={30},
+  year={2017}
+}
+
+@misc{Procida_Diataxis_documentation_framework,
+author = {Procida, Daniele},
+title = {{Diátaxis documentation framework}},
+url = {https://diataxis.fr/}
+}