Mobirise

16th Workshop on Irregular Applications: Architectures and Algorithms

McCormick Place, Chicago, IL
November 15, 2026
In conjunction with SC26

Mobirise

Tentative Program

TimeEvent
9:00 - 9:15Welcome and Introduction
Bahar Asgari (UMD), Sanjukta Bohwmick (UNT), Antonino Tumeo (PNNL)
9:05 - 10:00Invited Talk 1
Chair: Bahar Asgari (UMD)

How to Beat CPU/GPUs on both Performance and Programmability: The UpDown Graph Supercomputer
Andrew Chien (University of Chicago, Argonne National Laboratory, Chicago UpDown Computing, )
10:00 - 10:30
Coffee Break
10:30 - 12:30


10:30 - 10:45


10:45 - 11:00


11:00 - 11:15


11:15 - 11:30


11:30 - 11:45


11:45 - 12:00


12:00 - 12:10


12:10 - 12:20


12:20 - 12:30
Paper Session 1
Chair: TBD

GPU-Accelerated de Bruijn Graph Traversal for Genome and Metagenome Assembly
Nicholas Brunsink, Amy Powell, Gavin Conant, James Elliott, Michela Becchi

Accelerating Graph Neural Networks with Decoupled Access-Execute Architectures
Marco Siracusa, Adrià Armejach, Miquel Moretó

Parallel Shortest Hyperpath Update in Large Dynamic Hypergraphs
Arindam Khanda, S. M. Shovan, Sanjukta Bhowmick, Sajal K. Das

Triple Overlap in Pipelined Krylov Methods on Multi-GPU Systems
Sinan Ekmekçibaşı, James Trotter, Johannes Langguth, Xing Cai, Didem Unat

Topology-Aware Sparse Factorization for Multi-Socket NUMA Architectures
Lorenzo Migliari, Dimosthenis Pasadakis, Olaf Schenk

Exploring Sparse Matrix Multiplication Operations on Cerebras CS-3 Platforms
Milan Shah, Sheng Di, Michela Becchi

Accelerating GPU Datalog with Kernel Fusion [short]
Ahmedur Rahman Shovon, Romain Pereira, Yihao Sun, Farhan Saif Sidharth

Squid: Distributed-Memory k-mer Counting for Rack-Scale GPU Clusters [short]
Souvadra Hati, Benjamin Glick, Richard Vuduc

BFS-FAR: Fragment-Local Asynchronous Relaxation with Host Reconciliation for Breadth-First Search on UPMEM [short]
Tasmia Jannat, Gharret Wilcut, Sanjukta Bhowmick, Satish Puri
12:30 - 14:00Lunch Break
14:00 - 14:45

Invited Talk 2
Chair: Antonino Tumeo (PNNL)

Billions of Edges per Hour: Generating and Partitioning Dynamic Contact Networks on Heterogeneous Exascale Systems
Sudip Seal (Oak Ridge National Laboratory)
14:45 - 15:00Paper Session 2
Chair: TBD

SpSYRK: Half the Work in Distributed Sparse Matrix Multiplication
Thomas McFarland, Julian Bellavita, Giulia Guidi
15:00 - 15:30
Coffee Break
15:30 - 16:40


15:30 - 15:45


15:45 - 16:00


16:00 - 16:15


16:15 - 16:30


16:30 - 16:40
Paper Session 2 Continued
Chair: TBD

Optimizing Bloom Filters on Modern GPUs
Daniel Jünger, Kevin Kristensen, Yunsong Wang, Xiangyao Yu, Bertil Schmidt

Cheaper by the Batch: Shared Traversal for Genotype Graph Editing
Aaron Li, Yifan Li, Drew DeHaas, Giulia Guidi

MailRail: Mitigating Incast Congestion with User-space, Node-based Flow Control
Noel Gomillion, Lance Fletcher, Trevor Steil, Eun Jung Kim, Roger Pearce

Efficient cosmological friends-of-friends computation with fine-grained optimizations
Ritvik Rao, Laxmikant Kale

Distributed Sparse P-bit Ising Machines for CPU Clusters [short]
Joseph Arnold Xavier, Nan Su, Morris Riedel, Gabriele Cavallaro, David Rabanus, Eduardo Schatzle
16:40 - 16:55Graph 500
Anton Korz (NVIDIA), Rich Murphy (Mamba-Q)
16:55 - 17:30Debate: Static algorithms, dynamic graphs
Moderator: Antonino Tumeo (PNNL)

Proposition: TBD

Panelists: José Moreira (IBM TJ Wattson), Miquel Pericas (Chalmers University of Technology),
Sudip Seal (Oak Ridge National Laboratory), Helen Xu (Georgia University of Technology)
17:30 - 17:30Closing Remaks
Bahar Asgari (UMD), Sanjukta Bohwmick (UNT), Antonino Tumeo (PNNL)

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