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General Information
Name | Tiago Salvador |
Languages | Portuguese (native), English (fluent), French (basic), Spanish (basic) |
Immigration Status | Green Card (Expected November 2022) |
Experience
- Sept 2020 - Present
Post-doctoral Researcher
Mila Quebec AI Institute & McGill University, Montreal, Quebec, Canada
- Conduct research in deep learning on domain adaptation and out-of-distribution problems.
- Write research papers for publication and present current work at conferences (2).
- Organize weekly meetings. Mentor graduate students (4). Assist with writing grant applications.
- Sept 2017 - Aug 2020
Post-doctoral Assistant Professor
University of Michigan, Ann Arbor, Michigan, US
- Research activities
- Conducted research in numerical analysis, under the guidance of Dr. Selim Esedoglu, focusing on threshold dynamics algorithms which are ideal for large scale simulations of grain growth.
- Wrote research articles for publication and presented work at 4 conferences and 3 seminars.
- Teaching activities
- Taught undergraduate mathematics courses. Designed and delivered lectures, facilitated group work, and wrote homework assignments and exams.
- Courses included multivariable and vector calculus, linear algebra, differential equations and numerical analysis.
- Received a student Honored Instructor Nomination that recognizes the teaching efforts of instructors who had a positive impact on their experience.
- Research activities
Skills
- Programming Languages: Python, Matlab, Mathematica, SQL.
- Libraries: NumPy, Sci-Py, Pandas, Matplotlib, scikit-learn, BeautifulSoup, PyTorch.
- Operating Systems, Tools: Linux, Jupyter Notebook, Git.
Publications & Preprints (selected)
- NeurIPS Workshop
A Reproducible and Realistic Evaluation of Partial Domain Adaptation Methods
Tiago Salvador and Kilian Fatras and Ioannis Mitliagkas and Adam M. Oberman
In NeurIPS Distribution Shifts Workshop 2022
- Code
- A benchmark study on the impact of model selection strategies in partial domain adaptation methods.
- ICML Workshop
ImageNet-Cartoon and ImageNet-Drawing: two domain shift datasets for ImageNet
Tiago Salvador and Adam M. Oberman
In ICML Shift Happens Workshop 2022
- Project Page
- Code
- We propose two new datasets, using data augmentation, to measure model robustness to dataset shift.
- ICLR
FairCal: Fairness Calibration for Face Verification
Tiago Salvador, Stephanie Cairns, Vikram Voleti, Noah Marshall and Adam M. Oberman
In International Conference on Learning Representations 2022
- Project Page
- Code
- We remove bias from face recognition models leveraging unsupervised clustering to bypass the need for sensitive attribute (such as race, ethnicity, etc). We improve different fairness metrics while increasing accuracy and without any additional training.
- arXiv
Frustratingly Easy Uncertainty Estimation for Distribution Shift
Tiago Salvador, Vikram Voleti, Alexander Iannantuono and Adam M. Oberman
arXiv preprint 2021
- We propose two simple post‐hoc calibration methods that leverage data augmentation to improve calibration in the presence of distribution shift (unsupervised domain adaptation and domain generalization) for deep neural networks.
Open Source Projects
-
Data Retrieval & Forecasting
- Web scrapped Premier League data from Transfermarkt and Football‐Data.co.uk and built forecaster models to predict soccer games.
-
Calibration of Deep Learning Models
- Implemented and benchmarked several state-of-the-art post hoc calibration methods using Python and Pytorch.
-
Building Deep Learning Agents to Play Games
- Created a framework to play Connect4.
- Implemented baseline agents with simple heuristics (e.g. play a winning move if one is available).
- Implemented minmax agent with alpha-beta pruning.
- Implemented a Deep Q-Network that learns how to play Connect 4 by self-play.
Presentations (selected)
- Online
ImageNet-Cartoon and ImageNet-Drawing: two domain shift datasets for ImageNet
In ICML Shift Happens Workshop, July 2022
- Online
FairCal: Fairness Calibration for Face Verification
In International Conference on Learning Representations (ICLR), April 2022
- Online
Fairness Calibration for Face Verification
Montreal Machine Learning and Optimization (MTL MLOpt) Internal Meeting, May 2021
Education
- 2012-2017
PhD in Mathematics
McGill University, Montreal, Canada
- 2010-2012
M.Sc in Mathematics and Applications
Instituto Superior Técnico, Universidade de Lisboa, Portugal
- 2007-2010
B.Sc in Applied Mathematics and Computation
Instituto Superior Técnico, Universidade de Lisboa, Portugal
- Summer 2020
Coursera Specializations
- Applied Data Science (Univ. of Michigan)
- Deep Learning (DeepLearning.AI)
- Reinforcement Learning (Univ. of Alberta)