Geodesic
A comparison theorem for a piecewise Lipschitz continuous Hamiltonian and application to Shape-from-Shading problems.
Numerische Mathematik, Tome 62 (1992) no. 1, pp. 75-86.

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Mots-clés : shape-from-shading, numerical results, Lambertian, numerical experiments, image analysis, Hamilton-Jacobi equation, viscosity solution, dynamic programming 
@article{NUMA_1992__62_1_133643,
     author = {Agn\`es Tourin},
     title = {A comparison theorem for a piecewise {Lipschitz} continuous {Hamiltonian} and application to {Shape-from-Shading} problems.},
     journal = {Numerische Mathematik},
     pages = {75--86},
     publisher = {mathdoc},
     volume = {62},
     number = {1},
     year = {1992},
     zbl = {0762.65087},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1992__62_1_133643/}
}
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Agnès Tourin. A comparison theorem for a piecewise Lipschitz continuous Hamiltonian and application to Shape-from-Shading problems.. Numerische Mathematik, Tome 62 (1992) no. 1, pp. 75-86. http://geodesic.mathdoc.fr/item/NUMA_1992__62_1_133643/