This two-volume set, LNCS 13826 and LNCS 13827, constitutes the proceedings of the 14th International Conference on Parallel Processing and Applied Mathematics, PPAM 2022, held in Gdansk, Poland, in September 2022.The 77 regular papers presented in these volumes were selected from 132 submissions.

​9th Workshop on Language-Based Parallel Programming (WLPP 2022).- Kokkos-Based Implementation of MPCD on Heterogeneous Nodes.- Comparison of Load Balancing Schemes for Asynchronous Many-Task Runtimes.- New Insights on the Revised Definition of the Performance Portability Metric.- Inferential statistical analysis of performance portability.- NPDP Benchmark Suite for Loop Tiling Effectiveness Evaluation.- Parallel Vectorized Implementations of Compensated Summation Algorithms.- 6th Workshop on Models, Algorithms and Methodologies for Hybrid Parallelism in New HPC Systems (MAMHYP 2022).- Malleability Techniques for HPC Systems.- Algorithm and software overhead: a theoretical approach to performance portability.- Benchmarking A High Performance Computing Heterogeneous Cluster.- A Generative Adversarial Network approach for noise and artifacts reduction in MRI head and neck imaging.- A GPU accelerated Hyperspectral 3D Convolutional Neural Network Classification at the Edge with Principal Component Analysis preprocessing.- Parallel gEUD models for accelerated IMRT planning on modern HPC platforms.- First Workshop on Quantum Computing and Communication.- On Quantum-Assisted LDPC Decoding Augmented with Classical Post-Processing.- Quantum annealing to solve the unrelated parallel machine scheduling problem.- Early experiences with a photonic quantum simulator for solving Job Shop Scheduling Problem.- Some remarks on super-gram operators for general bipartite quantum states.- Solving the Traveling Salesman Problem with a Hybrid Quantum-Classical Feedforward Neural Network.- Software aided analysis of EWL based quantum games.- First Workshop on Applications of Machine Learning and Artificial Intelligence in High Performance Computing (WAML 2022).- Adaptation of AI-accelerated CFD simulations to the IPU platform.- Performance Analysis of Convolution Algorithms for Deep Learning on Edge Processors.- Machine Learning-based Online Scheduling in Distributed Computing.- High Performance Computing Queue Time Prediction using Clustering and Regression.- Acceptance Rates of Invertible Neural Networks on Electron Spectra from Near-Critical Laser-Plasmas: A Comparison.- 4th Workshop on Applied High Performance Numerical Algorithms for PDEs.- MATLAB implementation of hp finite elements on rectangles using hierarchical basis functions.- Adaptive Parallel Average Schwarz Preconditioner for Crouzeix-Raviart Finite Volume Method.- Parareal method for anisotropic diffusion denoising.- Comparison of block preconditioners for the Stokes problem with discontinuous viscosity and friction.- On minimization of nonlinear energies usingFEM in MATLAB.- A model for crowd evacuation dynamics: 2D numerical simulations.- 5th Minisymposium on HPC Applications in Physical Sciences.- Parallel Identification of Unique Sequences in Nuclear Structure Calculations.- Experimental and computer study of molecular dynamics of a new pyridazine derivative.- Description of magnetic nanomolecules by the extended multi-orbital Hubbard model: perturbative vs numerical approach.- Structural and electronic properties of small-diameter Carbon NanoTubes: a DFT study.- 8th Minisymposium on High Performance Computing Interval Methods.- Need for Techniques Intermediate Between Interval and Probabilistic Ones.- A Cross-Platform Benchmark for Interval Computation Libraries.- Testing interval arithmetic libraries, including their IEEE-1788 compliance.- A survey of interval algorithms for solving multicriteria analysis problems.- 7th Workshop on Complex Collective Systems.- Social Fragmentation Transitions in Large-Scale Parameter Sweep Simulations of Adaptive Social Networks.- Parking search in urban street networks: Taming down the complexity of the search-time problem via a coarse-graining approach.- A multi-agent cellular automata model of lane changing behaviour considering the aggressiveness and the autonomy.- Comparison of the use of UWB and BLE as positioning methods in data-driven modeling of pedestrian dynamics.- An Insight into the State-of-the-Art Vehicular Fog Computing with an Opportunistic Flavour.