2-D optical orthogonal codes(OOC)

2D orthogonal polynomial

3D orthogonal woven composite

3-D orthogonal woven composites

3D orthogonal woven fabric

3-D orthogonal woven fabric

adaptive orthogonal least square

adaptive orthogonal projective decomposition

adaptive orthogonal wavelet

adjoint orthogonal system

adjoint orthogonal systems

analog compound orthogonal neural network

Analysis of orthogonal experimental design

balance orthogonal multi-wavelet

biplane orthogonal projections

Body-conforming grid orthogonal to boundaries

body-fitted orthogonal curvilinear coordinates

body-fitted orthogonal grid

Chebyshev orthogonal polynomials

Chebyshev’s orthogonal polynomial