We perform research in various areas including

  • Programming systems for parallel architectures

  • High performance computing for machine learning

  • System software for emerging architectures

  • Large-scale scientific and industrial simulations

  • Performance modeling, analysis, and tools

We have several active research projects, in collaboration with international institutions, and supercomputing centers world-wide. We are looking for new group members who are genuinely intrigued by large-scale parallel and multicore computing. If interested (postdoc, Ph.D. and M.Sc), please send an email.



Our paper is accepted for publication at Europar'20

Congrats to Najeeb and Buse for their paper accepted at Europar'20, a major European Parallel Processing conference. Our paper is titled as "A Prediction Framework for Fast Sparse Triangular Solves", which presents a machine learning approach for selecting algorithms for sparse triangular solves.  If interested, send us an email to receive a pre-camera-ready version.

Aditya presented his paper  at Supercomputing'19

The ComDetective tool on detecting inter-thread communication  is presented at a major high performance computing conference, Supercomputing 2019. The conference is held in Denver, Colorado, USA in November. The paper is available online and the tool is open source for interested users. If you encounter any issues with the tool, send us an email.


Our paper is nominated for Best Paper and Best Student Paper at Supercomputing'19

Our paper on inter-thread communication detection is accepted for publication at a major high performance computing conference, Supercomputing 2019. It is also nominated for both the best paper and best student paper. Congrats to the parcorelab members Aditya, Palwisha and our collaborator Milind at Uber. Dr. Unat gave a talk on the project at ISC High Performance 2019 held in Frankfurt


Dr. Unat received BAGEP award

Dr. Unat was awared the Science Academy, Turkey Young Scientist Award (BAGEP) this year. The award ceremony took place in Hacettepe University on April 26th,  2019. Here is a picture from the ceremony while receiving the award with her dear son, Poyraz.

Dr. Unat has received new TUBITAK research grant.

Dr. Unat is awarded a new grant from TUBITAK 1001 program. The project will be focusing on the effortless parallelization of deep learning frameworks.

Dr. Unat's TEDx Istanbul Talk is now online on Youtube.

Dr. Unat's talk on "Why are Supercomputers super?" is now online on Youtube. If you enjoy the talk, please share it with your peers or drop a note.

Dr. Unat's TEDx Istanbul Talk

Dr. Unat gave a talk on her research on supercomputing at an event organized by TEDx Istanbul on Oct 13th. The event, moderated by Emin Çapa, took place in Zorlu PSM and was attended by 2500 people. The video will be posted here when it gets online.

Congrats to Nufail for his Supercomputing 2018 (SC'18) paper 

Our paper titled "Phase Asynchronous AMR Execution for Productive and Performant Astrophysical Flows" has been accepted to appear at the prestiguous Supercomputing Conference held in Nov 2018 in Dallas, USA. Congrats to Nufail for this major achievement.



Prior News

[Agust 2018] Congrats to Hassan for his paper accepted for presentation at Europar, which is held in August in Turin, Italy. The paper proposes Runtime Determinacy Race Detection for OpenMP Tasks.

[July 2018] Congrats to Mohammad for his paper accepted for presentation at SBAC-PAD, which is held in Sept in Lyon, France. The paper proposes a dynamic object placement algorithm for the KNL chip equipped with high bandwidth memory and high capacity memory. 

[Summer 2018] Five of our lab members are graduating this summer. Nufail and Hassan are earning their PhDs. Burak, Mohammad and Pirah are receiving their MS degrees.  Hassan will be joining ASML, the Advanced Semiconductor Materials International in Holland, Pirah is moving to Chalmers University, Sweden for pursuing her PhD, Mohammad is moving to Virgnia Tech, USA for pursuing his PhD. Congrats to ALL.

[Summer 2018] Doga will be doing an internship at Oak Ridge National Laboratory in USA this summer, working on accelerating deep learning applications on supercomputers.

[Jun 2018] Our lab member Pirah is accepted to PhD program at Chalmers University, Sweden. She has received her MS degree with the research she did in our group.

[Jan 2018] Congrats to Najeeb for getting his paper titled as "Load Balancing for Parallel Multiphase Flow Simulation" accepted for publication at Scientific Programming journal.

[Jan 2018] Congrats to Pirah for successfully defending her MS Thesis titled as "A Framework for Task Placement on Multicore Architectures". Jan 2018.

[Jan 2018] Our paper on "Output nondeterminism detection for programming models combining dataflow with shared memory" is accepted for publication at Elsevier Parallel Computing (ParCo).

[Sept 2017] Our group is presenting four papers at BASARIM 2017 held in Istanbul, Turkey. Congrats to Pirah, Can, Burak and Enis.

[Sept 2017] Our paper "EmbedSanitizer: Runtime Race Detection Tool for 32-bit Embedded ARM" will appear at the 17th International Conference on Runtime Verification, RV'17 in September 2017 in Seattle USA.

[Aug 2017] Our paper "Overlapping Data Transfers with Computation on GPU with Tiles" has been accepted by International Conference on Parallel Processing (ICPP) 2017.

[Aug 2017] Our paper entitled "Nonintrusive AMR Asynchrony for Communication Optimization" has been accepted for presentation at the Euro-Par 2017  Conference.

[Spring 2017] Trends in Data Locality Abstractions for HPC Systems" co-authored by Dr. Unat is accepted for publication at IEEE.

[Jan 2017] Congrats to Nufail for his journal accepted for publication at IJHPCA.

[Summer 2016] Our lab members Nufail Farooqi and Burak Bastem will be visiting the supercomputing center in USA this summer for 6 weeks. 

[Aug 2016] Journal at SIAM Journal of Scientific Computing: Our paper on AMR tiling is accepted for publication at SIAM Journal of Scientific Computing.

[July 2016] Paper Accepted for IEEE/ACM Supercomputing 2016: Our paper on the asynchronous runtime for AMR frameworks is accepted for publication at IEEE/ACM Supercomputing 2016.  The acceptance rate is 18%  (82/446 submissions).

[Jun 2016] Our paper on tiling library is accepted for publication at the International Supercomputing Conference in June, in Frankfurt Germany, 2016.

[Jan 2016] Dr. Unat has received 1001-TUBITAK award for 3 years.

[Jan 2016] Dr. Unat has received 3501-TUBITAK Young Career award for 2.5 years.

[Jan 2016] Our project with Prof. Metin Muradoglu has received 3 year funding from TUBITAK-1001.

[Jun 2015] Dr. Unat received the 2232- Yurda Dönüş Fellowship from TUBITAK for 2 years.

[Oct '15] Invited to give a talk at Basarim Conference in Ankara.

[Jun-August '15] Visited Simula Research Lab, Lawrence Berkeley Lab and Imperial College and gave a talk on our current research

[Feb '15] Dr. Unat received the Marie Curie Individual Fellowship for 2 years.

[Jan '15] Invited to give a talk at the Celebration of Anita Borg's birthday. Nice to see lots of women in Information Technologies.

[Dec '14] Our ExaSAT journal is now accepted by the IJHPCA.

[Nov '14] The PADAL report is released now.

[Nov '14] Organized a BOF at the Supercomputing Meeting in New Orleans.

[Sep '14] I have started my new position as an Assistant Professor at the Department of Computer Engineering at Koç University in Sept 1st.

[July '14] Our position paper with G. Michelogiannakis and J. Shalf at Modeling and Simulation Workshop (ModSim) got accepted.

[May '14] The Abstract Machine Model report v1.1 by LBL and Sandia is released. The latest version is available at CAL design webiste.

[April '14] PADAL Workshop in Lugano, Switzerland. Along with John Shalf (LBL), Torsten Hoefler(ETH), Thomas Schulthess (CSCS), I am organizing a workshop on Programming Model Abstractions for Data Locality.

[Feb '14] SIAM PP'14 Meeting in Portland, USA. Organized a minisymposium on Hierarchical and Iteration Space Tiling.