Publications

2025

1. Knowledge Routing in Decentralized Learning

   Abdelmoniem, Ahmed M., and Zhao, Yuchen

   IEEE Intelligent Systems 2025

   DOI Bib

   @article{Abdelmoniem2024,
     author = {Abdelmoniem, Ahmed M. and Zhao, Yuchen},
     journal = {IEEE Intelligent Systems},
     title = {{Knowledge Routing in Decentralized Learning}},
     year = {2025},
     volume = {40},
     number = {1},
     pages = {38--44},
     doi = {10.1109/MIS.2024.3505543}
   }

2024

1. Low-Energy On-Device Personalization for MCUs

   Huang, Yushan, Aloufi, Ranya, Cadet, Xavier, Zhao, Yuchen, Barnaghi, Payam, and Haddadi, Hamed

   In Proceedings of 2024 IEEE/ACM Symposium on Edge Computing 2024

   DOI Bib

   @inproceedings{Huang2024sec,
     author = {Huang, Yushan and Aloufi, Ranya and Cadet, Xavier and Zhao, Yuchen and Barnaghi, Payam and Haddadi, Hamed},
     booktitle = {Proceedings of 2024 IEEE/ACM Symposium on Edge Computing},
     title = {{Low-Energy On-Device Personalization for MCUs}},
     year = {2024},
     pages = {45--58},
     location = {Rome, Italy},
     doi = {10.1109/SEC62691.2024.00012}
   }

2. Towards Low-Energy Adaptive Personalization for Resource-Constrained Devices

   Huang, Yushan, Millar, Josh, Long, Yuxuan, Zhao, Yuchen, and Haddadi, Hamed

   In Proceedings of the 4th Workshop on Machine Learning and Systems Apr 2024

   DOI Bib

   @inproceedings{Huang2024euromlsys,
     author = {Huang, Yushan and Millar, Josh and Long, Yuxuan and Zhao, Yuchen and Haddadi, Hamed},
     title = {{Towards Low-Energy Adaptive Personalization for Resource-Constrained Devices}},
     year = {2024},
     month = apr,
     publisher = {Association for Computing Machinery},
     address = {New York, NY, USA},
     doi = {10.1145/3642970.3655826},
     booktitle = {Proceedings of the 4th Workshop on Machine Learning and Systems},
     pages = {73--80},
     numpages = {8},
     keywords = {Low-Energy, Machine Learning, Personalization},
     location = {Athens, Greece}
   }

3. Analyzing Entropy Features in Time-Series Data for Pattern Recognition in Neurological Conditions

   Huang, Yushan, Zhao, Yuchen, Capstick, Alexander, Palermo, Francesca, Haddadi, Hamed, and Barnaghi, Payam

   Artificial Intelligence in Medicine 2024

   DOI Bib

   @article{Huang2024aim,
     title = {{Analyzing Entropy Features in Time-Series Data for Pattern Recognition in Neurological Conditions}},
     journal = {Artificial Intelligence in Medicine},
     pages = {102821},
     year = {2024},
     issn = {0933-3657},
     doi = {10.1016/j.artmed.2024.102821},
     author = {Huang, Yushan and Zhao, Yuchen and Capstick, Alexander and Palermo, Francesca and Haddadi, Hamed and Barnaghi, Payam},
     keywords = {Entropy, Time-series data, Pattern recognition, Neurological conditions}
   }

2023

1. Auditing AI Systems: A Metadata Approach

   Adams, Carl, Eslamnejad, Mohsen, Khadka, Anita, M’manga, Andrew, Shaw, Heather, and Zhao, Yuchen

   In Artificial Intelligence XL 2023

   DOI Bib

   @inproceedings{Adams2023,
     address = {Cham},
     series = {Lecture {Notes} in {Computer} {Science}},
     title = {Auditing {AI} {Systems}: {A} {Metadata} {Approach}},
     isbn = {978-3-031-47994-6},
     shorttitle = {Auditing {AI} {Systems}},
     doi = {10.1007/978-3-031-47994-6_22},
     language = {en},
     booktitle = {Artificial {Intelligence} {XL}},
     publisher = {Springer Nature Switzerland},
     author = {Adams, Carl and Eslamnejad, Mohsen and Khadka, Anita and M’manga, Andrew and Shaw, Heather and Zhao, Yuchen},
     editor = {Bramer, Max and Stahl, Frederic},
     year = {2023},
     keywords = {Auditing AI, Metadata, Testing AI},
     pages = {241--246},
     file = {Full Text PDF:/home/yuchen/Zotero/storage/28JDJCDT/Adams et al. - 2023 - Auditing AI Systems A Metadata Approach.pdf:application/pdf}
   }

2. (Poster) Effective Abnormal Activity Detection on Multivariate Time Series Healthcare Data

   Niu, Mengjia, Zhao, Yuchen, and Haddadi, Hamed

   In Proceedings of the 29th Annual International Conference on Mobile Computing and Networking Oct 2023

   DOI Bib

   @inproceedings{Niu2023mobicom,
     title = {{(Poster) Effective Abnormal Activity Detection on Multivariate Time Series Healthcare Data}},
     booktitle = {Proceedings of the 29th Annual International Conference on Mobile Computing and Networking},
     author = {Niu, Mengjia and Zhao, Yuchen and Haddadi, Hamed},
     articleno = {134},
     numpages = {3},
     year = {2023},
     month = oct,
     location = {Madrid, Spain},
     doi = {10.1145/3570361.3615741}
   }

3. (Preprint) Information Theory Inspired Pattern Analysis for Time-series Data

   Huang, Yushan, Zhao, Yuchen, Capstick, Alexander, Palermo, Francesca, Haddadi, Hamed, and Barnaghi, Payam

   2023

   HTML Bib

   @misc{Huang2023,
     title = {{(Preprint) Information Theory Inspired Pattern Analysis for Time-series Data}},
     author = {Huang, Yushan and Zhao, Yuchen and Capstick, Alexander and Palermo, Francesca and Haddadi, Hamed and Barnaghi, Payam},
     year = {2023},
     eprint = {2302.11654},
     archiveprefix = {arXiv},
     primaryclass = {cs.AI},
     url = {https://arxiv.org/abs/2302.11654}
   }

4. PRISM: Privacy Preserving Healthcare Internet of Things Security Management

   Hadjixenophontos, Savvas, Mandalari, Anna Maria, Zhao, Yuchen, and Haddadi, Hamed

   In Proceedings of the 2023 IEEE Symposium on Computers and Communications Jul 2023

   DOI Bib

   @inproceedings{Hadjixenophontos2023,
     title = {PRISM: Privacy Preserving Healthcare Internet of Things Security Management},
     booktitle = {Proceedings of the 2023 IEEE Symposium on Computers and Communications},
     pages = {919-924},
     author = {Hadjixenophontos, Savvas and Mandalari, Anna Maria and Zhao, Yuchen and Haddadi, Hamed},
     year = {2023},
     month = jul,
     location = {Gammarth, Tunisia},
     doi = {10.1109/ISCC58397.2023.10218268}
   }

2022

1. Using Entropy Measures for Monitoring the Evolution of Activity Patterns

   Huang, Yushan, Zhao, Yuchen, Haddadi, Hamed, and Barnaghi, Payam

   In Proceedings of the 2022 IEEE World Forum on Internet of Things Oct 2022

   DOI Bib

   @inproceedings{Huang2022,
     title = {{Using Entropy Measures for Monitoring the Evolution of Activity Patterns}},
     booktitle = {Proceedings of the 2022 IEEE World Forum on Internet of Things},
     pages = {1-6},
     author = {Huang, Yushan and Zhao, Yuchen and Haddadi, Hamed and Barnaghi, Payam},
     year = {2022},
     month = oct,
     location = {Yokohama, Japan},
     doi = {10.1109/WF-IoT54382.2022.10152050}
   }

2. Multimodal Federated Learning on IoT Data

   Zhao, Yuchen, Barnaghi, Payam, and Haddadi, Hamed

   In Proceedings of the 2022 IEEE/ACM 7th International Conference on Internet-of-Things Design and Implementation May 2022

   DOI Code Bib

   @inproceedings{Zhao2022iotdi,
     title = {{Multimodal Federated Learning on IoT Data}},
     booktitle = {Proceedings of the 2022 IEEE/ACM 7th International Conference on Internet-of-Things Design and Implementation},
     pages = {43-54},
     author = {Zhao, Yuchen and Barnaghi, Payam and Haddadi, Hamed},
     month = may,
     year = {2022},
     location = {Milan, Italy},
     series = {IoTDI '22},
     doi = {10.1109/IoTDI54339.2022.00011},
     code = {https://github.com/yuchenzhao/iotdi22-mmfl}
   }

3. Towards Battery-Free Machine Learning and Inference in Underwater Environments

   Zhao, Yuchen, Afzal, Sayed Saad, Akbar, Waleed, Rodriguez, Osvy, Mo, Fan, Boyle, David, Adib, Fadel, and Haddadi, Hamed

   In Proceedings of the 23rd Annual International Workshop on Mobile Computing Systems and Applications Mar 2022

   DOI Bib

   @inproceedings{Zhao2022hotmobile,
     title = {{Towards Battery-Free Machine Learning and Inference in Underwater Environments}},
     booktitle = {Proceedings of the 23rd Annual International Workshop on Mobile Computing Systems and Applications},
     pages = {29–34},
     numpages = {6},
     author = {Zhao, Yuchen and Afzal, Sayed Saad and Akbar, Waleed and Rodriguez, Osvy and Mo, Fan and Boyle, David and Adib, Fadel and Haddadi, Hamed},
     month = mar,
     year = {2022},
     location = {Tempe, Arizona},
     series = {HotMobile '22},
     doi = {10.1145/3508396.3512877}
   }

4. Using Metrics Suites to Improve the Measurement of Privacy in Graphs

   Zhao, Yuchen, and Wagner, Isabel

   IEEE Transactions on Dependable and Secure Computing (TDSC) Jan 2022

   DOI Bib

   @article{Zhao2022tdsc,
     author = {Zhao, Yuchen and Wagner, Isabel},
     journal = {IEEE Transactions on Dependable and Secure Computing (TDSC)},
     title = {{Using Metrics Suites to Improve the Measurement of Privacy in Graphs}},
     year = {2022},
     month = jan,
     volume = {19},
     number = {1},
     pages = {259--274},
     note = {(first published on 13 Mar 2020)},
     doi = {10.1109/TDSC.2020.2980271}
   }

2021

1. (Preprint) Semi-supervised Federated Learning for Activity Recognition

   Zhao, Yuchen, Liu, Hanyang, Li, Honglin, Barnaghi, Payam, and Haddadi, Hamed

   2021

   HTML Bib

   @misc{Zhao2021ssfl,
     title = {{(Preprint) Semi-supervised Federated Learning for Activity Recognition}},
     author = {Zhao, Yuchen and Liu, Hanyang and Li, Honglin and Barnaghi, Payam and Haddadi, Hamed},
     year = {2021},
     eprint = {2011.00851},
     primaryclass = {cs.LG},
     archiveprefix = {arXiv},
     note = {arXiv:2011.00851},
     url = {https://arxiv.org/abs/2011.00851}
   }

2. (Poster) Designing A Clinically Applicable Deep Recurrent Model to Identify Neuropsychiatric Symptoms in People Living with Dementia Using In-Home Monitoring Data

   Palermo, Francesca, Li, Honglin, Capstick, Alexander, Fletcher-Lloyd, Nan, Zhao, Yuchen, Kouchaki, Samaneh, Nilforooshan, Ramin, Sharp, David, and Barnaghi, Payam

   In NeurIPS ’21 Workshop - Bridging the Gap: From Machine Learning Research to Clinical Practice 2021

   HTML Bib

   @inproceedings{Palermo2021,
     title = {{(Poster) Designing A Clinically Applicable Deep Recurrent Model to Identify Neuropsychiatric Symptoms in People Living with Dementia Using In-Home Monitoring Data}},
     booktitle = {NeurIPS '21 Workshop - Bridging the Gap: From Machine Learning Research to Clinical Practice},
     author = {Palermo, Francesca and Li, Honglin and Capstick, Alexander and Fletcher-Lloyd, Nan and Zhao, Yuchen and Kouchaki, Samaneh and Nilforooshan, Ramin and Sharp, David and Barnaghi, Payam},
     year = {2021},
     note = {arXiv:2110.09868},
     url = {https://arxiv.org/abs/2110.09868}
   }

2020

1. Privacy-Preserving Activity and Health Monitoring on Databox

   Zhao, Yuchen, Haddadi, Hamed, Skillman, Severin, Enshaeifar, Shirin, and Barnaghi, Payam

   In Proceedings of the Third ACM International Workshop on Edge Systems, Analytics and Networking Apr 2020

   DOI HTML Bib

   @inproceedings{Zhao2020edgesys,
     author = {Zhao, Yuchen and Haddadi, Hamed and Skillman, Severin and Enshaeifar, Shirin and Barnaghi, Payam},
     title = {{Privacy-Preserving Activity and Health Monitoring on Databox}},
     year = {2020},
     month = apr,
     isbn = {9781450371322},
     publisher = {Association for Computing Machinery},
     address = {New York, NY, USA},
     url = {https://doi.org/10.1145/3378679.3394529},
     doi = {10.1145/3378679.3394529},
     booktitle = {Proceedings of the Third ACM International Workshop on Edge Systems, Analytics and Networking},
     pages = {49--54},
     numpages = {6},
     location = {Heraklion, Greece},
     series = {EdgeSys '20}
   }

2. Understanding the Use of Narrative Patterns by Novice Data Storytellers

   Blount, Tom, Koesten, Laura, Zhao, Yuchen, and Simperl, Elena

   In Proceedings of the 4th International Conference on Computer-Human Interaction Research and Applications 2020

   DOI Bib

   @inproceedings{Blount2020,
     author = {Blount, Tom and Koesten, Laura and Zhao, Yuchen and Simperl, Elena},
     title = {{Understanding the Use of Narrative Patterns by Novice Data Storytellers}},
     booktitle = {Proceedings of the 4th International Conference on Computer-Human Interaction Research and Applications},
     year = {2020},
     pages = {128--138},
     doi = {10.5220/0010121601280138}
   }

2019

1. Structured and Uncertainty-Aware Data Storytelling

   Zhao, Yuchen, Blount, Tom, Koesten, Laura, and Simperl, Elena

   In CHI ’19 Workshop on HCI for Accurate, Impartial and Transparent Journalism: Challenges and Solutions May 2019

   HTML Bib

   @inproceedings{Zhao2019chi-workshop,
     location = {Glasgow, UK},
     author = {Zhao, Yuchen and Blount, Tom and Koesten, Laura and Simperl, Elena},
     booktitle = {CHI '19 Workshop on HCI for Accurate, Impartial and Transparent
                    Journalism: Challenges and Solutions},
     title = {{Structured and Uncertainty-Aware Data Storytelling}},
     month = may,
     year = {2019},
     url = {https://bit.ly/3bSkuVh}
   }

2. On the Strength of Privacy Metrics for Vehicular Communication

   Zhao, Yuchen, and Wagner, Isabel

   IEEE Transactions on Mobile Computing (TMC) Feb 2019

   DOI Bib

   @article{Zhao2019tmc,
     author = {Zhao, Yuchen and Wagner, Isabel},
     journal = {IEEE Transactions on Mobile Computing (TMC)},
     title = {{On the Strength of Privacy Metrics for Vehicular Communication}},
     year = {2019},
     volume = {18},
     number = {2},
     pages = {390--403},
     month = feb,
     note = {(first published on 03 May 2018)},
     doi = {10.1109/TMC.2018.2830359}
   }

2018

1. Poster: Evaluating Privacy Metrics for Graph Anonymization and De-Anonymization

   Zhao, Yuchen, and Wagner, Isabel

   In Proceedings of the 2018 on Asia Conference on Computer and Communications Security 2018

   DOI HTML Bib

   @inproceedings{Zhao2018asiaccs,
     author = {Zhao, Yuchen and Wagner, Isabel},
     title = {{Poster: Evaluating Privacy Metrics for Graph Anonymization and De-Anonymization}},
     year = {2018},
     isbn = {9781450355766},
     publisher = {Association for Computing Machinery},
     address = {New York, NY, USA},
     url = {https://doi.org/10.1145/3196494.3201586},
     doi = {10.1145/3196494.3201586},
     booktitle = {Proceedings of the 2018 on Asia Conference on Computer and Communications Security},
     pages = {817--819},
     numpages = {3},
     keywords = {graph anonymization, graph de-anonymization, privacy metrics, privacy, privacy-enhancing technologies, monotonicity},
     location = {Incheon, Republic of Korea},
     series = {ASIACCS '18}
   }

2017

1. Recommending Privacy Preferences in Location-sharing Services

   Zhao, Yuchen

   Jun 2017

   Bib

   @phdthesis{Zhao2017phdthesis,
     title = {{Recommending Privacy Preferences in Location-sharing Services}},
     author = {Zhao, Yuchen},
     year = {2017},
     month = jun,
     school = {University of St Andrews},
     html = {http://hdl.handle.net/10023/11055}
   }

2016

1. A Robust Reputation-Based Location-Privacy Recommender System Using Opportunistic Networks

   Zhao, Yuchen, Ye, Juan, and Henderson, Tristan

   In Proceedings of the 8th EAI International Conference on Mobile Computing, Applications and Services 2016

   DOI HTML Bib

   @inproceedings{Zhao2016mobicase,
     author = {Zhao, Yuchen and Ye, Juan and Henderson, Tristan},
     title = {{A Robust Reputation-Based Location-Privacy Recommender System Using Opportunistic Networks}},
     year = {2016},
     isbn = {9781631901379},
     publisher = {ICST (Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering)},
     address = {Brussels, BEL},
     url = {https://doi.org/10.4108/eai.30-11-2016.2267031},
     doi = {10.4108/eai.30-11-2016.2267031},
     booktitle = {Proceedings of the 8th EAI International Conference on Mobile Computing, Applications and Services},
     pages = {62--73},
     numpages = {12},
     keywords = {location-based services, recommender systems, security, opportunistic networks, privacy, shilling attack},
     location = {Cambridge, Great Britain},
     series = {MobiCASE'16}
   }

2. The Effect of Privacy Concerns on Privacy Recommenders

   Zhao, Yuchen, Ye, Juan, and Henderson, Tristan

   In Proceedings of the 21st International Conference on Intelligent User Interfaces Mar 2016

   DOI HTML Bib

   @inproceedings{Zhao2016iui,
     author = {Zhao, Yuchen and Ye, Juan and Henderson, Tristan},
     title = {{The Effect of Privacy Concerns on Privacy Recommenders}},
     year = {2016},
     month = mar,
     isbn = {9781450341370},
     publisher = {Association for Computing Machinery},
     address = {New York, NY, USA},
     url = {https://doi.org/10.1145/2856767.2856771},
     doi = {10.1145/2856767.2856771},
     booktitle = {Proceedings of the 21st International Conference on Intelligent User Interfaces},
     pages = {218--227},
     numpages = {10},
     keywords = {location-sharing services, privacy preferences, recommender systems, location-based services, user acceptance},
     location = {Sonoma, California, USA},
     series = {IUI '16}
   }

3. Usable Privacy in Location-Sharing Services

   Zhao, Yuchen

   In Companion Publication of the 21st International Conference on Intelligent User Interfaces Mar 2016

   DOI HTML Bib

   @inproceedings{Zhao2016iui-phd,
     author = {Zhao, Yuchen},
     title = {{Usable Privacy in Location-Sharing Services}},
     year = {2016},
     month = mar,
     isbn = {9781450341400},
     publisher = {Association for Computing Machinery},
     address = {New York, NY, USA},
     url = {https://doi.org/10.1145/2876456.2876458},
     doi = {10.1145/2876456.2876458},
     booktitle = {Companion Publication of the 21st International Conference on Intelligent User Interfaces},
     pages = {110--113},
     numpages = {4},
     keywords = {recommender systems, usable privacy, location-based services},
     location = {Sonoma, California, USA},
     series = {IUI '16 Companion}
   }

2014

1. Privacy-Aware Location Privacy Preference Recommendations

   Zhao, Yuchen, Ye, Juan, and Henderson, Tristan

   In Proceedings of the 11th International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services Dec 2014

   DOI HTML Bib

   @inproceedings{Zhao2014mobiquitous,
     author = {Zhao, Yuchen and Ye, Juan and Henderson, Tristan},
     title = {{Privacy-Aware Location Privacy Preference Recommendations}},
     year = {2014},
     month = dec,
     isbn = {9781631900396},
     publisher = {ICST (Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering)},
     address = {Brussels, BEL},
     url = {https://doi.org/10.4108/icst.mobiquitous.2014.258017},
     doi = {10.4108/icst.mobiquitous.2014.258017},
     booktitle = {Proceedings of the 11th International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services},
     pages = {120--129},
     numpages = {10},
     keywords = {privacy protection, recommender systems, location-based services, prediction},
     location = {London, United Kingdom},
     series = {MOBIQUITOUS '14}
   }

2. (Poster) Recommending Location Privacy Preferences in Ubiquitous Computing

   Zhao, Yuchen, Ye, Juan, and Henderson, Tristan

   In Proceedings of the 7th ACM Conference on Security and Privacy in Wireless and Mobile Networks Jul 2014

   HTML Bib

   @inproceedings{Zhao2014wisec,
     author = {Zhao, Yuchen and Ye, Juan and Henderson, Tristan},
     title = {{(Poster) Recommending Location Privacy Preferences in Ubiquitous Computing}},
     url = {http://hdl.handle.net/10023/5075},
     year = {2014},
     month = jul,
     booktitle = {Proceedings of the 7th ACM Conference on Security and Privacy in
                    Wireless and Mobile Networks},
     location = {Oxford, United Kingdom},
     series = {WiSec '14}
   }