Journal Papers
- Matthew Cleaveland, Lars Lindemann, Radoslav
Ivanov and George J. Pappas, "Risk
verification of stochastic systems with neural
network controllers", Artificial
Intelligence,
2022.
[article]
- Radoslav Ivanov*, Kishor Jothimurugan*, Steve
Hsu, Shaan Vaidya, Rajeev Alur and Osbert
Bastani,
"Compositional Learning and Verification
of Neural Network
Controllers", ACM Transactions on
Embedded Computing Systems (TECS), journal
track of International Conference on Embedded
Software (EMSOFT), 2021.
* These
authors contributed
equally.
[pdf]
- Radoslav Ivanov, Taylor J. Carpenter, James
Weimer, Rajeev Alur, George J. Pappas and Insup
Lee, "Verifying the Safety of Autonomous
Systems with Neural Network
Controllers", ACM Transactions on
Embedded Computing Systems (TECS), 2020
(Best Paper Award
for
2019-2020).
[article]
- Esen Yel, Taylor J. Carpenter, Carmelo Di
Franco, Radoslav Ivanov, Yiannis Kantaros, Insup
Lee, James Weimer and Nicola
Bezzo, "Assured run-time monitoring and
planning: Towards verification of deep neural
networks for safe autonomous
operations", IEEE Robotics and
Automation Magazine (RAM),
2020.
[article]
- Radoslav Ivanov, Nikolay Atanasov, Miroslav
Pajic, James Weimer, George Pappas and Insup
Lee, "Continuous Estimation Using
Context-Dependent Discrete
Measurements", IEEE Transactions on
Automatic Control (TAC),
2018.
[article]
- James Weimer, Radoslav Ivanov, Sanjian Chen,
Alexander Roederer, Oleg Sokolsky and Insup
Lee, "Parameter-Invariant Monitor Design
for Cyber Physical
Systems", Proceedings of the
IEEE,
2017.
[article]
- Junkil Park*, Radoslav Ivanov*, James Weimer,
Miroslav Pajic, Sang Hyuk Son and Insup
Lee, "Security of Cyber-Physical Systems
in the Presence of Transient Sensor
Faults", ACM Transactions on
Cyber-Physical Systems (TCPS), 2017.
*
These authors contributed
equally.
[article]
- Radoslav Ivanov, James Weimer, Allan Simpao,
Mohamed Rehman and Insup
Lee, "Prediction of Critical Pulmonary
Shunts in Infants", IEEE
Transactions on Control Systems Technology
(TCST),
2016.
[article]
- Radoslav Ivanov, Miroslav Pajic and Insup
Lee, "Attack-Resilient Sensor Fusion for
Safety-Critical Cyber-Physical
Systems", ACM Transactions on
Embedded Computing Systems (TECS),
2016.
[article]
- James Weimer, Radoslav Ivanov, Alexander
Roederer, Sanjian Chen and Insup
Lee, "Parameter Invariant Design of
Medical Alarms", IEEE Design &
Test,
2015.
[article]
Book Chapters
- Radoslav Ivanov, Miroslav Pajic and Insup
Lee, "Attack-Resilient Sensor Fusion for
CPS", Multisensor Data Fusion: From
Algorithm and Architecture Design to
Applications, pp. 409-422, CRC Press,
2015.
[article]
Conference Papers
- Vivian Lin, Radoslav Ivanov, James Weimer,
Oleg Sokolsky and Insup Lee, "T4V:
Exploring Neural Network Architectures that
Improve the Scalability of Neural Network
Verification", Principles of
Systems Design, Lecture Notes in Computer
Science (vol. 13660),
2022.
[pdf]
- Ivan Ruchkin, Matthew Cleaveland, Radoslav
Ivanov, Pengyuan Lu, Taylor Carpenter, Oleg
Sokolsky and Insup Lee, "Confidence
Composition for Monitors of Verification
Assumptions", 13th ACM/IEEE
International Conference on Cyber-Physical
Systems (ICCPS),
2022.
[pdf]
- Radoslav Ivanov*, Kishor Jothimurugan*, Steve
Hsu, Shaan Vaidya, Rajeev Alur and Osbert
Bastani,
"Compositional Learning and Verification
of Neural Network
Controllers", International
Conference on Embedded Software (EMSOFT),
virtual, 2021.
* These authors contributed
equally.
[pdf]
- Radoslav Ivanov, Taylor J. Carpenter, James
Weimer, Rajeev Alur, George J. Pappas and Insup
Lee, "Verisig 2.0: Verification of
Neural Network Controllers Using Taylor Model
Preconditioning", 33rd
International Conference on Computer-Aided
Verification (CAV), (virtual) Los Angeles, CA,
USA,
2021.
[pdf]
- Taylor J. Carpenter, Radoslav Ivanov, Insup
Lee and James Weimer, "ModelGuard:
Runtime Validation of Lipschitz-continuous
Models", 7th IFAC Conference on
Analysis and Design of Hybrid Systems (ADHS),
(virtual) Brussels, Belgium,
2021.
[pdf]
- Radoslav Ivanov, Taylor J. Carpenter, James
Weimer, Rajeev Alur, George J. Pappas and Insup
Lee, "Case Study: Verifying the Safety
of an Autonomous Racing Car with a Neural
Network Controller", 23rd ACM
International Conference on Hybrid Systems:
Computation and Control (HSCC), (virtual)
Sydney, Australia, 2020 (Best Tool Award
Finalist).
[pdf]
- Radoslav Ivanov, James Weimer, Rajeev Alur,
George Pappas and Insup Lee, "Verisig:
verifying safety properties of hybrid systems
using neural network
controllers", 22nd ACM
International Conference on Hybrid Systems:
Computation and Control (HSCC), Montreal,
Canada,
2019.
[pdf]
- Hung Nguyen, Sooyong Jang, Radoslav Ivanov,
Christopher P. Bonafide, James Weimer and Insup
Lee, "Reducing Pulse Oximetry False
Alarms Without Missing Life-Threatening
Events", 3rd IEEE/ACM Conference on
Connected Health: Applications, Systems, and
Engineering Technologies (CHASE),
Washington, D.C., USA,
2018.
[pdf]
- Radoslav Ivanov, Hung Nguyen, James Weimer,
Oleg Sokolsky and Insup
Lee, "OpenICE-lite: Towards a
Connectivity Platform for the Internet of
Medical Things", IEEE 21st
International Symposium on Real-Time Distributed
Computing (ISORC), Nanyang Technogical
University, Singapore,
2018.
[pdf]
- Radoslav Ivanov, James Weimer and Insup
Lee, "Context-Aware Detection in Medical
Cyber-Physical Systems", The 9th
ACM/IEEE International Conference on
Cyber-Physical Systems (ICCPS), Porto,
Portugal,
2018.
[pdf]
- Hung Nguyen, Radoslav Ivanov, Linh T.X. Phan,
Oleg Sokolsky, James Weimer and Insup
Lee, "LogSafe: Secure and Scalable Data
Logger for IoT Devices", The 3rd
ACM/IEEE International Conference on
Internet-of-Things Design and Implementation
(IoTDI), Orlando, FL, USA,
2018.
[pdf]
- Minsu Jo, Junkil Park, Youngmi Baek, Radoslav
Ivanov, James Weimer, Sang Hyuk Son and Insup
Lee, "Adaptive Transient Fault Model for
Sensor Attack Detection", 4th
International Conference on Cyber-Physical
Systems, Networks, and Applications
(CPSNA), Nagoya, Japan, 2016
(Best Paper
Award).
[pdf]
- Radoslav Ivanov, Nikolay Atanasov, James
Weimer, Miroslav Pajic, Allan Simpao, Mohamed
Rehman, George Pappas and Insup
Lee, "Estimation of Blood Oxygen Content
Using Context-Aware Filtering", 7th
International Conference on Cyber-Physical
Systems (ICCPS), Vienna, Austria,
2016.
[pdf]
- Radoslav Ivanov, Nikolay Atanasov, Miroslav
Pajic, George Pappas and Insup
Lee, "Robust Estimation Using
Context-Aware Filtering", 53rd
Annual Allerton Conference on Communication,
Control, and Computing, Allerton, IL, USA,
2015.
[pdf]
- Junkil Park, Radoslav Ivanov, James Weimer,
Miroslav Pajic and Insup Lee, "Sensor
Attack Detection in the Presence of Transient
Faults", 6th International
Conference on Cyber-Physical Systems
(ICCPS), Seattle, WA, USA,
2015.
[pdf]
- Radoslav Ivanov, James Weimer, Allan Simpao,
Mohamed Rehman and Insup Lee, "Early
Detection of Critical Pulmonary Shunts in
Infants", 6th International
Conference on Cyber-Physical Systems
(ICCPS), Seattle, WA, USA, 2015
(Best Paper Award
Finalist).
[pdf]
- Radoslav Ivanov, Miroslav Pajic and Insup
Lee, "Resilient Multidimensional Sensor
Fusion using Measurement
History", 3rd International
Conference on High Confidence Networked Systems
(HiCoNS, now part of ICCPS), Berlin,
Germany,
2014.
[pdf]
- Radoslav Ivanov, Miroslav Pajic and Insup
Lee, "Attack-Resilient Sensor
Fusion", Design, Automation and
Test in Europe (DATE), Dresden, Germany,
2014.
[pdf]
- Shaohui Wang, Anaheed Ayoub, Radoslav Ivanov,
Oleg Sokolsky and Insup
Lee, "Contract-based Blame Assignment by
Trace Analysis", 2nd International
Conference on High Confidence Networked Systems
(HiCoNS, now part of ICCPS), Philadelphia,
PA, USA,
2013.
[pdf]
Workshop Papers
- Radoslav Ivanov, James Weimer and Insup
Lee, "Towards Context-Aware
Cyber-Physical Systems", MT-CPS
2018: 3rd Workshop on Monitoring and Testing of
Cyber-Physical Systems, in conjunction with
Cyber-Physical Systems Week, Porto, Portugal,
2018.
[pdf]
- Hung Nguyen, Radoslav Ivanov, Sara B. DeMauro
and James Weimer, "RePulmo: A Remote
Pulmonary Monitoring System", MCPS
2018: 8th Medical Cyber-Physical Systems
Workshop, in conjunction with
Cyber-Physical Systems Week, Porto, Portugal,
2018.
[pdf]
- Hung Nguyen, Bipeen Acharya, Radoslav Ivanov,
Andreas Haeberlen, Linh T.X. Phan, Oleg
Sokolsky, Jesse Walker, James Weimer, William
Hanson and Insup Lee, "Cloud-based
Secure Logger For Medical
Devices", MedSPT 2016: The First
International Workshop on Security, Privacy, and
Trustworthiness in Medical Cyber Physical
Systems, in conjunction with the IEEE 1st
International Conference on Connected Health:
Applications, Systems and Engineering
Technologies, Washington, DC, USA,
2016.
[pdf]
- Radoslav Ivanov, Nikolay Atanasov, Miroslav
Pajic, Insup Lee and George
Pappas, "Robust Localization Using
Context-Aware Filtering", Workshop
on Multi-View Geometry in Robotics, in
conjunction with RSS, Rome, Italy,
2015.
[pdf]
Dissertation
- Radoslav Ivanov, "Context-Aware Sensor
Fusion for Securing Cyber-Physical
Systems", University of
Pennsylvania, Philadelphia, PA, USA,
2017.
[pdf]
Others
- Radoslav Ivanov, "State Estimation
Filters", Written Preliminary
Exam II Report, University of
Pennsylvania, Philadelphia, PA, USA,
2015.
[pdf]
- Nicola Bezzo, Junkil Park, Andrew King, Peter
Gebhard, Radoslav Ivanov and Insup
Lee, "ROSLab -- A modular programming
environment for robotic
applications", 5th International
Conference on Cyber-Physical Systems
(ICCPS), 2014 (Demo
abstract).
- D. Shashidhar, M. Lin, R. Ivanov, I. Lee,
A. Simpao, M. Lingappan, J. Galvez, P. Laje,
A. Flake and M. Rehman, "Application of
Python to AIMS Data to Analyze Intraoperative
Hypotension through Pediatric Blood Pressure
Curves", IEEE 27th International
Symposium on Computer-Based Medical Systems
(CBMS), 2014
(Abstract).
- Allan Simpao, Radoslav Ivanov, Insup Lee,
Jorge Galvez and Mohamed Rehman, "The
use of machine learning for data auditing and
predictive modeling of open thoracotomy versus
thoracoscopic surgical resections for congenital
cystic lung lesions", Anesthesia
and Analgesia, vol. 117, pp. 60-61, 2013
(Abstract).