Brief Bio

Mourad Khayati is a Senior researcher at the Department of Computer Science of the University of Fribourg, Switzerland. He did his PhD at University of Zurich, Switzerland, under the supervision of Prof. Michael Böhlen. He is leading the technical committee of the H2020 European project FashionBrain and is the principal investigator of the D-A-CH ProvDS project.

Research Interests

Time Series, recovery of missing values, and matrix decomposition techniques.

Selected Publications

• DBLP server.
• Internal Server:

1. Laura Rettig, Mourad Khayati, Philippe Cudré-Mauroux, and Michal Piorkowski. “Online Anomaly Detection over Big Data Streams.” In 2015 IEEE International Conference on Big Data, Big Data 2015, Santa Clara, CA, USA, Oct 27- Nov 01, 2015. Bibtex PDF

   Online Anomaly Detection over Big Data Streams

   Laura Rettig, Mourad Khayati, Philippe Cudré-Mauroux, and Michal Piorkowski. “Online Anomaly Detection over Big Data Streams.” In 2015 IEEE International Conference on Big Data, Big Data 2015, Santa Clara, CA, USA, Oct 27- Nov 01, 2015.

   @inproceedings{OnlineAnomaly,
     author = {Rettig, Laura and Khayati, Mourad and Cudr{\'e}-Mauroux, Philippe and Piorkowski, Michal},
     title = {Online Anomaly Detection over Big Data Streams},
     booktitle = {2015 {IEEE} International Conference on Big Data, Big Data 2015, Santa Clara, CA, USA, Oct 27- Nov 01},
     year = {2015},
     url = {https://exascale.info/assets/pdf/Rettig_BigData-15.pdf}
   }
   

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2. Mourad Khayati, Philippe Cudré-Mauroux, and Michael H. Böhlen. “Using Lowly Correlated Time Series to Recover Missing Values in Time Series: a Comparison between SVD and CD.” In Advances in Spatial and Temporal Databases - 15th International Symposium, SSTD 2015, Seoul, South Korea, August 26-28, 2015. Proceedings, 2015. Bibtex PDF

   Using Lowly Correlated Time Series to Recover Missing Values in Time Series: a Comparison between SVD and CD

   Mourad Khayati, Philippe Cudré-Mauroux, and Michael H. Böhlen. “Using Lowly Correlated Time Series to Recover Missing Values in Time Series: a Comparison between SVD and CD.” In Advances in Spatial and Temporal Databases - 15th International Symposium, SSTD 2015, Seoul, South Korea, August 26-28, 2015. Proceedings, 2015.

   @conference{DBLP:conf/ssd/KhMB15,
     title = {Using Lowly Correlated Time Series to Recover Missing Values in Time Series: a Comparison between SVD and CD},
     booktitle = {Advances in Spatial and Temporal Databases - 15th International Symposium, {SSTD} 2015, Seoul, South Korea, August 26-28, 2015. Proceedings},
     year = {2015},
     author = {Khayati, Mourad and Cudr{\'e}-Mauroux, Philippe and B{\"o}hlen, Michael H.},
     url = {https://exascale.info/assets/pdf/khayati_sstd15.pdf}
   }
   

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3. Mourad Khayati, Michael H. Böhlen, and Johann Gamper. “Memory-Efficient Centroid Decomposition for Long Time Series.” In IEEE 30th International Conference on Data Engineering, Chicago, ICDE 2014, IL, USA, March 31 - April 4, 2014, 100–111, 2014. Bibtex PDF

   Memory-efficient centroid decomposition for long time series

   Mourad Khayati, Michael H. Böhlen, and Johann Gamper. “Memory-Efficient Centroid Decomposition for Long Time Series.” In IEEE 30th International Conference on Data Engineering, Chicago, ICDE 2014, IL, USA, March 31 - April 4, 2014, 100–111, 2014.

   @conference{DBLP:conf/icde/KhayatiBG14,
     title = {Memory-efficient centroid decomposition for long time series},
     booktitle = { {IEEE} 30th International Conference on Data Engineering, Chicago, {ICDE} 2014, IL, USA, March 31 - April 4, 2014},
     year = {2014},
     pages = {100{\textendash}111},
     doi = {10.1109/ICDE.2014.6816643},
     url = {https://exascale.info/assets/pdf/khayati_ICDE14.pdf},
     author = {Khayati, Mourad and B{\"o}hlen, Michael H. and Gamper, Johann}
   }
   

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4. Mourad Khayati, and Michael H. Böhlen. “REBOM: Recovery of Blocks of Missing Values in Time Series.” In Proceedings of the 18th International Conference on Management of Data, COMAD 2012, 2012, Pune, India, 44–55, 2012. Bibtex PDF

   REBOM: Recovery of Blocks of Missing Values in Time Series

   Mourad Khayati, and Michael H. Böhlen. “REBOM: Recovery of Blocks of Missing Values in Time Series.” In Proceedings of the 18th International Conference on Management of Data, COMAD 2012, 2012, Pune, India, 44–55, 2012.

   @conference{DBLP:conf/comad/KhayatiB12,
     title = {REBOM: Recovery of Blocks of Missing Values in Time Series},
     booktitle = {Proceedings of the 18th International Conference on Management of Data, {COMAD} 2012, 2012, Pune, India},
     year = {2012},
     pages = {44{\textendash}55},
     url = {https://exascale.info/assets/pdf/khayati_comad12.pdf},
     author = {Khayati, Mourad and B{\"o}hlen, Michael H.}
   }
   

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• PhD Thesis: Mourad Khayati. Recovery of Missing Values using Matrix Decomposition Techniques, University of Zurich, Switzerland. PDF

Teaching

• Fall 2018: Data Science Seminar
  • Topic: Graph Embedding
• Spring 2018: Social Media Analytics
• Fall 2017: Data Science Seminar
  • Topic: Social Networks
• Spring 2017: Social Media Analytics
• Fall 2016: Data Science Seminar
  • Topic: Predictive Analytics
• Fall 2015: Data Science Seminar
  • Topic: Scalable Machine Learning

Current Projects

• FashionBrain (H2020 European project):
  • Role: Technical lead
  • Period: 1.1.2017-31.12.2019
  • Total cost: 2.9M EUR
• ProvDS (D-A-CH project):
  • Role: Principal investigator
  • Period: 1.1.2018-31.12.2020
  • Total cost: 820K EUR

Tools

• c-ReviVal: Real-time Centroid Decomposition for streams

Student Projects

• Available proposals:
  • MSc Thesis: Real-time clustering of Time Series (open).
  • MSc Thesis: Trend prediction using fashion datasets (open).
• Ongoing/old proposals:
  • MSc Thesis: Correlation-based LISA anomaly detection for time series (taken).
  • MSc Thesis: Graphical Interface for Real Time Recovery of Missing Values (completed).
  • MSc Thesis: Centroid Decomposition using Big Data Platforms (completed).