Acknowledgement: the authors would like to thank the Italian Ministry of Instruction, University and Research (MIUR) to support this research with funds coming from PRIN Project 2017 (No. 2017KKJP4X entitled “Innovative numerical methods for evolutionary partial differential equations and applications”).

SBMTD = SUBMITTED [20 papers]
ACC = ACCEPTED [12 papers]
P2020 = PUBLISHED in 2020 [36 papers]
P2019 = PUBLISHED in 2019 [42 papers]
Last update: Sept 21, 2020

[SBMTD] G. Albi, E. Cristiani, L. Pareschi, D. Peri
Mathematical models and methods for crowd dynamics control
preprint arXiv:1912.11628

[SBMTD] G. Albi, L. Pareschi
High order semi-implicit multistep methods for time dependent partial differential equations
preprint arXiv:2001.03974

[SBMTD] G. Albi, L. Pareschi, M. Zanella
Control with uncertain data of socially structured compartmental epidemic models
preprint arXiv:2004.13067
WP7, WP9

[SBMTD] C. Balzotti, M. Briani, B. De Filippo, B. Piccoli
Evaluation of NOx emissions and ozone production due to vehicular traffic via second-order models
preprint arXiv:1912.05956

[SBMTD] C. Balzotti, M. Briani, B. Piccoli
Estimate of emissions on road networks via Generic Second Order Models
preprint arXiv:2004.11202

[SBMTD] G. Bertaglia, V. Caleffi, L. Pareschi, A. Valiani
Uncertainty quantification of viscoelastic parameters in arterial hemodynamics with the a-FSI blood flow model
preprint arXiv:2007.01907
WP5, WP9

[SBMTD] G. Bertaglia, L. Pareschi
Hyperbolic models for the spread of epidemics on networks: kinetic description and numerical methods
preprint arXiv:2007.04019

[SBMTD] L. Bonaventura, E. Carlini, E. Calzola, R. Ferretti
Second order fully semi-Lagrangian discretizations of advection-diffusion-reaction systems
preprint arXiv:2002.04381

[SBMTD] S. Boscarino, S.-Y. Cho, G. Russo, S.-B. Yun
Convergence estimates of a semi-Lagrangian scheme for the ellipsoidal BGK model for polyatomic molecules
preprint arXiv:2003.00215

[SBMTD] W. Boscheri, L. Pareschi
High order pressure-based semi-implicit IMEX schemes for the 3D Navier-Stokes equations at all Mach numbers
preprint arXiv:2008.01789

[SBMTD] G. Bretti, L. Gosse
Diffusive limit of a two-dimensional well-balanced approximation to a kinetic model of chemotaxis

[SBMTD] G. Bretti, L. Gosse, N. Vauchelet
Diffusive limits of 2D well-balanced schemes for kinetic models of neutron transport

[SBMTD] M. Caliari, L. Einkemmer, A. Moriggl, A. Ostermann
An accurate and time-parallel rational exponential integrator for hyperbolic and oscillatory PDEs*
preprint arXiv:2008.11607

[SBMTD] M. Caliari, S. Zuccher
A fast time splitting finite difference approach to Gross-Pitaevskii equation

[SBMTD] H. Carrillo, E. Macca, C. Parés, G. Russo, D. Zorío
An order-adaptive compact approximation Taylor method for systems of conservation laws
preprint arXiv:2007.01416

[SBMTD] P. Centorrino, A. Corbetta, E. Cristiani, E. Onofri
Managing crowded museums: visitors flow measurement, analysis, modeling, and optimization
preprint arXiv:2006.16830

[SBMTD] S.-Y. Cho, S. Boscarino, G. Russo, S.-B. Yun
Conservative semi-Lagrangian schemes for kinetic equation. Part I: Reconstruction
preprint arXiv:2007.13167
WP1, WP4

[SBMTD] S.-Y. Cho, S. Boscarino, G. Russo, S.-B. Yun
Conservative semi-Lagrangian schemes for kinetic equation. Part II: Application
preprint arXiv:2007.13166
WP1, WP4

[SBMTD] J. Hu, L. Pareschi, Y. Wang
Uncertainty quantification for the BGK model of the Boltzmann equation using multilevel variance reduced Monte Carlo methods
preprint arXiv:2004.07638

[SBMTD] N. Loy, A. Tosin
Non-conservative Boltzmann-type kinetic models for multi-agent systems with label switching

[ACC] S. Boscarino, S.-Y. Cho, G. Russo, S.-B. Yun
High order conservative semi-Lagrangian scheme for the BGK model of the Boltzmann equation*
Communications in Computational Physics, to appear
preprint arXiv:1905.03660

[ACC] G. Bretti, L. Gosse, N. Vauchelet
L-splines as diffusive limits of dissipative kinetic models
Vietnam J. Math., special issue dedicated to Enrique Zuazua on the occasion of his 60th birthday, to appear

[ACC] E. Carlini, A. Festa, N. Forcadel
A semi-Lagrangian scheme for Hamilton-Jacobi equations on networks*
SIAM J. Numer. Anal., to appear
preprint arXiv:1804.09429 (sic)

[ACC] M. Fornasier, H. Huang, L. Pareschi, P. Sünnen
Consensus-based optimization on hypersurfaces
Math. Models Methods Appl. Sci., to appear

[ACC] L. Gosse
Diffusive limits of a two-dimensional well-balanced scheme for the free Klein-Kramers equation
Multiscale Modeling and Simulation, to appear

[ACC] M. Herty, A. Tosin, G. Visconti, M. Zanella
Reconstruction of traffic speed distributions from kinetic models with uncertainties
In G. Puppo, A. Tosin, Eds., Mathematical Descriptions of Traffic Flow: Micro, Macro and Kinetic Models
ICIAM2019 SEMA SIMAI Springer Series. Springer International Publishing, to appear
WP6, WP9

[ACC] N. Loy, A. Tosin
Markov jump processes and collision-like models in the kinetic description of multi-agent systems
Commun. Math. Sci., to appear

[ACC] L. Pareschi
An introduction to uncertainty quantification for kinetic equations and related problems
Trails in kinetic theory: foundational aspects and numerical methods, SEMA-SIMAI Springer Series, 2020, to appear
preprint arXiv:2004.05072

[ACC] L. Pareschi, M. Zanella
Monte Carlo stochastic Galerkin methods for the Boltzmann equation with uncertainties: Space-homogeneous case
J. Comp. Phys., 109822, to appear
preprint arXiv:2003.06716

[ACC] D. Peri
A recursive implementation of the ALIENOR optimization method
International Journal of Intelligent Computing and Cybernetics, to appear

[ACC] A. Tosin, M. Zanella
Uncertainty damping in kinetic traffic models by driver-assist controls
Math. Control Relat. Fields, to appear

[ACC] A. Tosin, M. Zanella
Boltzmann-type description with cutoff of Follow-the-Leader traffic models
In G. Albi, S. Merino-Aceituno, A. Nota, M. Zanella, Eds., Trails in Kinetic Theory: Foundational Aspects and Numerical Methods
SEMA SIMAI Springer Series. Springer International Publishing, to appear
preprint arXiv:1912.07417

[P2020] E. Abbate, A. Iollo, G. Puppo (2020)
An implicit scheme for moving walls and multi-material interfaces in weakly compressible materials*
Commun. Comput. Phys., 27, 116-144

[P2020] G. Albi, G. Dimarco, L. Pareschi (2020)
Implicit-explicit multistep methods for hyperbolic systems with multiscale relaxation
SIAM J. Sci. Comput.
, 42, A2402–A2435
preprint arXiv:1904.03865

[P2020] A. Alla, C. Balzotti, M. Briani, E. Cristiani (2020)
Understanding mass transfer directions via data-driven models with application to mobile phone data
SIAM J. Appl. Dyn. Syst., 19, 1372-1391
preprint arXiv:1902.09287

[P2020] D. S. Balsara, S. Garain, V. Florinski, W. Boscheri (2020)
An efficient class of WENO schemes with adaptive order for unstructured meshes*
J. Comput. Phys.
, 404, 109062

[P2020] C. Bassi, S. Busto, M. Dumbser (2020)
High order ADER-DG schemes for the simulation of linear seismic waves induced by nonlinear dispersive free-surface water waves
Applied Numerical Mathematics, 158, 236-263
preprint arXiv:2004.03257
WP1, WP5

[P2020] A. Bermúdez, S. Busto, M. Dumbser, J. L. Ferrín, L. Saavedra, M. E. Vázquez-Cendón (2020)
A staggered semi-implicit hybrid FV/FE projection method for weakly compressible flows
Journal of Computational Physics, 421, 109743
preprint arXiv:1802.10585

[P2020] G. Bertaglia, V. Caleffi, A. Valiani (2020)
Modeling blood flow in viscoelastic vessels: the 1D augmented fluid-structure interaction system
Comput. Methods Appl. Mech. Engrg., 360, 112772
preprint arXiv:1912.03167

[P2020] L. Bonaventura, E. Calzola, E. Carlini, R. Ferretti (2020)
A fully semi-Lagrangian method for the Navier–Stokes equations in primitive variables*
In: H. van Brummelen, A. Corsini, S. Perotto, G. Rozza (eds.), Numerical Methods for Flows,
Lecture Notes in Computational Science and Engineering, vol 132. Springer, Cham

[P2020] W. Boscheri (2020)
A space-time semi-Lagrangian advection scheme on staggered Voronoi meshes applied to free surface flows*
Computers and Fluids, 202, 104503

[P2020] W. Boscheri, G. Dimarco (2020)
High order central WENO-Implicit-Explicit Runge Kutta schemes for the BGK model on general polygonal meshes
J. Comput. Phys., 422, 109766.

[P2020] W. Boscheri, G. Dimarco, R. Loubčre, M. Tavelli, M.-H. Vignal (2020)
A second order all Mach number IMEX finite volume solver for the three dimensional Euler equations
J. Comput. Phys., 415, 109486

[P2020] S. Busto, S. Chiocchetti, M. Dumbser, E. Gaburro, I. Peshkov (2020)
High order ADER schemes for continuum mechanics
Front. Phys., 8, article no. 32
preprint arXiv:1912.01964

[P2020] S. Busto, M. Tavelli, W. Boscheri, M. Dumbser (2020)
Efficient high order accurate staggered semi-implicit discontinuous Galerkin methods for natural convection problems
Computers and Fluids, 198, 104399
preprint arXiv:1906.01460

[P2020] S. Cacace, R. Ferretti, A. Festa (2020)
Stochastic hybrid differential games and match race problems*
Applied Mathematics and Computation, 372, 124966
preprint arXiv:1906.10968

[P2020] M. Caliari, F. Cassini, F. Zivcovich (2020)
Approximation of the matrix exponential for matrices with a skinny fields of values*
BIT Numer. Math., published online: 15 May 2020

[P2020] G. Dimarco, L. Pareschi (2020)
Multiscale variance reduction methods based on multiple control variates for kinetic equations with uncertainties*
Multiscale Model. Simul., 18, 351-382
preprint arXiv:1812.05485

[P2020] G. Dimarco, L. Pareschi, G. Toscani, M. Zanella (2020)
Wealth distribution under the spread of infectious diseases
Phys. Rev. E, 102, 022303
preprint arXiv:2004.13620

[P2020] G. Dimarco, A. Tosin (2020)
The Aw-Rascle traffic model: Enskog-type kinetic derivation and generalisations
J. Stat. Phys., 178, 178-210
preprint arXiv:1906.10665

[P2020] M. Dumbser, F. Fambri, E. Gaburro, A. Reinarz (2020)
On GLM curl cleaning for a first order reduction of the CCZ4 formulation of the Einstein field equations
Journal of Computational Physics, 404, 109088
preprint arXiv:1909.03455

[P2020] M. Falcone, S. Finzi Vita (2020)
A new mathematical model for traveling sand dunes: analysis and approximation*
Applied Numerical Mathematics, 155, 208-225

[P2020] M. Falcone, G. Paolucci, S. Tozza (2020)
Convergence of adaptive filtered schemes for first order evolutionary Hamilton-Jacobi equations*
Numerische Mathematik, 145, 271-311
preprint arXiv:1812.02140

[P2020] M. Falcone, G. Paolucci, S. Tozza (2020)
Multidimensional smoothness indicators for first-order Hamilton-Jacobi equations
Journal of Computational Physics, 409, 109360
preprint arXiv:2002.10787

[P2020] M. Falcone, G. Paolucci, S. Tozza (2020),
A high-order scheme for image segmentation via a modified level-set method*
SIAM Journal on Imaging Sciences, 13, 497-534
preprint arXiv:1812.03026

[P2020] R. Ferretti, M. Mehrenberger (2020)
Stability of semi-Lagrangian schemes of arbitrary odd degree under constant and variable advection speed*
Math. Comp., 89, 1783-1805

[P2020] E. Gaburro, W. Boscheri, S. Chiocchetti, C. Klingenberg, V. Springel, M. Dumbser (2020)
High order direct Arbitrary-Lagrangian-Eulerian schemes on moving Voronoi meshes with topology changes
Journal of Computational Physics, 407, 109167
preprint arXiv:1905.00967

[P2020] L. Gosse (2020)
Aliasing and two-dimensional well-balanced for drift-diffusion equations on square grids
Math. Comp., 89, 139-168

[P2020] L. Gosse, N. Vauchelet (2020)
A truly two-dimensional, asymptotic-preserving scheme for a discrete model of radiative transfer
SIAM J. Numer. Anal., 58, 1092-1116

[P2020] F. Kemma, E. Gaburro, F. Thein, M. Dumbser (2020)
A simple diffuse interface approach for compressible flows around moving solids of arbitrary shape based on a reduced Baer–Nunziato model
Computers and Fluids, 204, 104536
preprint arXiv:2001.10326

[P2020] M. Ioriatti, M. Dumbser, R. Loubčre (2020)
A staggered semi-implicit Discontinuous Galerkin scheme with a posteriori subcell finite volume limiter for the Euler equations of gasdynamics
Journal of Scientific Computing, 83, article no. 27

[P2020] D. Peri (2020)
Direct tracking of the Pareto front of a multi-objective optimization problem
J. Mar. Sci. Eng., 8(9), 699

[P2020] D. Peri, M. Deville, C. Poignard, E. Signori, R. Natalini (2020)
Numerical optimization of plasmid DNA delivery combined with hyaluronidase injection for electroporation protocol
Computers Methods and Programs in Biomedicine, 186, 105204
preprint arXiv:1907.11055

[P2020] B. Piccoli, A. Tosin, M. Zanella (2020)
Model-based assessment of the impact of driver-assist vehicles using kinetic theory
Z. Angew. Math. Phys., 71, n.152

[P2020] A. Thomann, G. Puppo, C. Klingenberg (2020)
An all speed second order well-balanced IMEX relaxation scheme for the Euler equations with gravity*
Journal of Computational Physics, 420, 109723
preprint arXiv:1912.09577
WP2, WP3

[P2020] A. Thomann, M. Zenk, G. Puppo, C. Klingenberg (2020)
An all speed second order IMEX relaxation scheme for the Euler equations*
Commun. Comput. Phys., 28, 591-620
preprint arXiv:1907.08398

[P2020] S. Tiwari, A. Klar, G. Russo (2020)
Interaction of rigid body motion and rarefied gas dynamics based on the BGK model
Mathematics in Engineering, 2, 203-229

[P2020] G. Toscani, A. Tosin, M. Zanella (2020)
Kinetic modelling of multiple interactions in socio-economic systems
Netw. Heterog. Media15, 519-542

[P2019] E. Abbate, A. Iollo, G. Puppo (2019)
An asymptotic-preserving all-speed scheme for fluid dynamics and nonlinear elasticity*
SIAM J. Sci. Comput., 41, A2850-A2879

[P2019] G. Albi, N. Bellomo, L. Fermo, S.-Y. Ha, J. Kim, L. Pareschi, D. Poyato, J. Soler (2019)
Vehicular traffic, crowds, and swarms: from kinetic theory and multiscale methods to applications and research perspectives*
Math. Models Methods Appl. Sci., 29, 1901-2005

[P2019] G.Albi, M. Herty, L. Pareschi (2019)
Linear multistep methods for optimal control problems and applications to hyperbolic relaxation systems*
Applied Mathematics and Computation, 354, 460-477
preprint arXiv:1807.08547
WP1, WP7

[P2019] G. Albi, L. Pareschi, M. Zanella (2019)
Boltzmann games in heterogeneous consensus dynamics*
J. Stat. Phys., 175, 97-125
preprint arXiv:1712.03224

[P2019] A. Alla, M. Falcone, L. Saluzzi (2019)
High-order approximation of the finite horizon control problem via a tree structure algorithm
IFAC-PapersOnLine, 52, 19-24

[P2019] A. Alla, M. Falcone, L. Saluzzi (2019)
An efficient DP algorithm on a tree-structure for finite horizon optimal control problems*
SIAM Journal on Scientific Computing, 41, A2384-A2406
preprint arXiv:1807.11008

[P2019] R. Bianchini, L. Gosse, E. Zuazua (2019)
A two-dimensional "flea on the elephant'' phenomenon and its numerical visualization*
Multiscale Model. Simul., 17, 137-166

[P2019] S. Boscarino, J.-M. Qiu, G. Russo, T. Xiong (2019)
A high order semi-implicit IMEX WENO scheme for the all-Mach isentropic Euler system*
Journal of Computational Physics, 392, 594-618

[P2019] W. Boscheri, D. S. Balsara (2019)
High order direct Arbitrary-Lagrangian-Eulerian (ALE) P_N P_M schemes with WENO Adaptive-Order reconstruction on unstructured meshes*
J. Comput. Phys., 398, 108899

[P2019] W. Boscheri, M. Dumbser, M. Righetti (2019)
FORCE schemes on moving unstructured meshes for hyperbolic systems*
Comput. Math. Appl., 78, 362-380

[P2019] W. Boscheri, G. R. Pisaturo, M. Righetti (2019)
High-order divergence-free velocity reconstruction for free surface flows on unstructured Voronoi meshes*
Int. J. Numer. Meth. Fluids, 90, 296-321
WP2, WP5

[P2019] W. Boscheri, M. Semplice, M. Dumbser (2019)
Central WENO subcell finite volume limiters for ADER discontinuous Galerkin schemes on fixed and moving unstructured meshes*
Commun. Comput. Phys., 25, 311-346

[P2019] S. Cacace, F. Camilli, R. De Maio, A. Tosin (2019)
A measure theoretic approach to traffic flow optimisation on networks*
European J. Appl. Math.
, 30, 1187-1209
preprint arXiv:1803.00953

[P2019] M. Caliari, F. Zivcovich (2019)
On-the-fly backward error estimate for matrix exponential approximation by Taylor algorithm*
J. Comput. Appl. Math., 346, 532-548

[P2019] E. Carlini, M. Falcone, R.Ferretti (2019)
Numerical techniques for level set models: an image segmentation perspective*
In: A. El-Baz, J. S. Suri (eds.), Level Set Method in Medical Imaging Segmentation, Chapter 6, Taylor and Francis

[P2019] J. A. Carrillo, Y.-P. Choi, L. Pareschi (2019)
Structure preserving schemes for the continuum Kuramoto model: phase transitions*
J. Comput. Phys., 376, 365-389

[P2019] J. A. Carrillo, L. Pareschi, M. Zanella (2019)
Particle based gPC methods for mean-field models of swarming with uncertainty*
Commun. Comput. Phys., 25, 508-531
WP6, WP9

[P2019] A. Crestetto, N. Crouseilles, G. Dimarco, M. Lemou (2019)
Asymptotically complexity diminishing schemes (ACDS) for kinetic equations in the diffusive scaling*
Journal of Computational Physics, 394, 243-262

[P2019] E. Cristiani, E. Iacomini (2019)
An interface-free multi-scale multi-order model for traffic flow*
Discrete Contin. Dyn. Syst. Ser. B, 24, 6189-6207
preprint arXiv:1805.08668

[P2019] E. Cristiani, D. Peri (2019)
Robust design optimization for egressing pedestrians in unknown environments
Appl. Math. Model., 72, 553-568
preprint arXiv:1904.05336

[P2019] E. Cristiani, M. C. Saladino (2019)
Comparing comparisons between vehicular traffic states in microscopic and macroscopic first-order models*
Math. Meth. Appl. Sci., 42, 918-934
preprint arXiv:1803.05735

[P2019] G. Dimarco, C. Hauck, R. Loubčre (2019)
A class of low dissipative schemes for solving kinetic equations*
J. Sci. Comput., 78, 393-432

[P2019] G. Dimarco, L. Pareschi (2019)
Multi-scale control variate methods for uncertainty quantification in kinetic equations*
J. Comput. Phys., 388, 63-89

[P2019] G. Dimarco, G. Toscani (2019)
Kinetic modeling of alcohol consumption*
J. Stat. Phys., 177, 1022-1042

[P2019] C. Escalante, M. Dumbser, M. J. Castro (2019)
An efficient hyperbolic relaxation system for dispersive non-hydrostatic water waves and its solution with high order discontinuous Galerkin schemes
Journal of Computational Physics, 394, 385-416
WP1, WP5

[P2019] R. Ferretti, A. Festa (2019)
Optimal route planning for sailing boats: a hybrid formulation*
J. Optim. Theory Appl., 181, 1015-1032

[P2019] L. Gosse, N. Vauchelet (2019)
Some examples of kinetic schemes whose diffusion limit is Il'in's exponential-fitting*
Numer. Math., 141, 627-680
preprint arXiv:1709.06891

[P2019] M. Haghani, E. Cristiani, N. W. F. Bode, M. Boltes, A. Corbetta (2019)
Panic, irrationality, and herding: Three ambiguous terms in crowd dynamics research
J. Adv. Transport., 2019, 9267643

[P2019] M. Herty, L. Pareschi, S. Steffensen (2019)
Control strategies for the dynamics of large particle systems*
In: N. Bellomo, P. Degond, E. Tadmor (eds.), Active Particles, Volume 2,
Modeling and Simulation in Science, Engineering and Technology, Birkhäuser, Cham

[P2019] C. Klingenberg, M. Pirner, G. Puppo (2019)
A consistent kinetic model for a two-component mixture of polyatomic molecules*
Communications in Mathematical Sciences, 17, 149-173
preprint arXiv:1806.11486

[P2019] C. Klingenberg, G. Puppo, M. Semplice (2019)
Arbitrary order finite volume well-balanced schemes for the Euler equations with gravity*
SIAM J. Sci. Comput., 41, A695-A721
preprint arXiv:1807.02341

[P2019] L. Pareschi, G. Toscani, A. Tosin, M. Zanella (2019)
Hydrodynamic models of preference formation in multi-agent societies
J. Nonlinear Sci., 29, 2761-2796
preprint arXiv:1901.00486

[P2019] D. Peri (2019)
Hybridization of the imperialist competitive algorithm and local search with application to ship design optimization
Computers and Industrial Engineering, 137, 106069

[P2019] I. Peshkov, W. Boscheri, R. Loubčre, E. Romenski, M. Dumbser (2019)
Theoretical and numerical comparison of hyperelastic and hypoelastic formulations for Eulerian non-linear elastoplasticity*
J. Comput. Phys., 387, 481-521

[P2019] I. Peshkov, E. Romenski, M. Dumbser (2019)
Continuum mechanics with torsion
Continuum Mech. Thermodyn., 31, 1517-1541
preprint arXiv:1810.03761

[P2019] R. M. Pidatella, G. Puppo, G. Russo, P. Santagati (2019)
Semi-conservative finite volume schemes for conservation laws*
SIAM J. Sci. Comput., 41, B576-B600

[P2019] G. Puppo (2019)
Kinetic models of BGK type and their numerical integration
Riv. Mat. Univ. Parma, 10, 299-349
preprint arXiv:1902.08311

[P2019] M. Tavelli, W. Boscheri (2019)
A high-order parallel Eulerian-Lagrangian algorithm for advection-diffusion problems on unstructured meshes*
Internat. J. Numer. Methods Fluids, 91, 332-347

[P2019] S. Tiwari, A. Klar, G. Russo (2019)
A meshfree method for the BGK model for rarefied gas dynamics
Int. J. Adv. Eng. Sci. Appl. Math., 11, 187-197
preprint arXiv:1902.02096

[P2019] G. Toscani, A. Tosin, M. Zanella (2019)
Multiple-interaction kinetic modeling of a virtual-item gambling economy
Phys. Rev. E, 100, 012308/1-16
preprint arXiv:1904.07660

[P2019] A. Tosin, M. Zanella (2019)
Kinetic-controlled hydrodynamics for traffic models with driver-assist vehicles*
Multiscale Model. Simul., 17, 716-749
preprint arXiv:1807.11476

[P2019] T. Trimborn, L. Pareschi, M. Frank (2019)
Portfolio optimization and model predictive control: a kinetic approach*
Discrete Contin. Dyn. Syst. Ser. B, 24, 6209-6238
preprint arXiv:1711.03291

* without explicit acknowledgement to the project