A large-scale framework for symbolic implementations of seismic inversion algorithms in Julia
Writing software packages for seismic inversion is a very challenging task because
problems such as full-waveform inversion or least-squares imaging are algorithmically and …
problems such as full-waveform inversion or least-squares imaging are algorithmically and …
On the energy efficiency and performance of irregular application executions on multicore, NUMA and manycore platforms
Until the last decade, performance of HPC architectures has been almost exclusively
quantified by their processing power. However, energy efficiency is being recently …
quantified by their processing power. However, energy efficiency is being recently …
[HTML][HTML] PATSMA: Parameter Auto-tuning for Shared Memory Algorithms
Programs with high levels of complexity often face challenges in adjusting execution
parameters, particularly when the ideal value for these parameters may change based on …
parameters, particularly when the ideal value for these parameters may change based on …
[HTML][HTML] Performance prediction of finite-difference solvers for different computer architectures
The life-cycle of a partial differential equation (PDE) solver is often characterized by three
development phases: the development of a stable numerical discretization; development of …
development phases: the development of a stable numerical discretization; development of …
Distributed-memory load balancing with cyclic token-based work-stealing applied to reverse time migration
Reverse time migration (RTM) is a prominent technique in seismic imaging. Its resulting
subsurface images are used in the industry to investigate with higher confidence the …
subsurface images are used in the industry to investigate with higher confidence the …
Auto Tuning for OpenMP Dynamic Scheduling applied to FWI
FHS da Silva, JB Fernandes, IM Sardina… - arxiv preprint arxiv …, 2024 - arxiv.org
Because Full Waveform Inversion (FWI) works with a massive amount of data, its execution
requires much time and computational resources, being restricted to large-scale computer …
requires much time and computational resources, being restricted to large-scale computer …
Auto-tuning of dynamic scheduling applied to 3D reverse time migration on multicore systems
Reverse time migration (RTM) is an algorithm widely used in the oil and gas industry to
process seismic data. It is a computationally intensive task that suits well in parallel …
process seismic data. It is a computationally intensive task that suits well in parallel …
[PDF][PDF] Modeling for inversion in exploration geophysics
M Louboutin - phd, Georgia Institute of Technology, Atlanta, 2020 - researchgate.net
The increasing complexity of modern computer architectures means that developers are
having to work much harder at implementing and optimizing scientific modelling codes for …
having to work much harder at implementing and optimizing scientific modelling codes for …
Energy-aware automatic tuning of many-core platform via gradient descent
Even though attaining high performance has been the user's pursuit traditionally, in the
many-core era, the emphasis has shifted towards controlling the power and energy …
many-core era, the emphasis has shifted towards controlling the power and energy …
Implementing genetic algorithm accelerated by Intel Xeon Phi
In this paper, genetic algorithm (GA) accelerated by Intel Xeon Phi coprocessor based on
Intel Many Integrated Chip (MIC) Architecture is proposed and called GAPhi framework. The …
Intel Many Integrated Chip (MIC) Architecture is proposed and called GAPhi framework. The …