Transcript Property - MIT Media Lab

Property
constant
along rays
nonnegativity
traditional
light field
always
constant
always
positive
only
incoherent
observable
light field
nearly
constant
always
positive
augmented
light field
only in the
paraxial
region
positive and
negative
WDF
only in the
paraxial
region
positive and
negative
Rihaczek
no; linear
drift
complex
any
for any
has cross
coherence
term
wavelength
state
any
for any
has cross
coherence
term
wavelength
state
any
for any
has cross
coherence
term
wavelength
state
any
for any
reduced
coherence
wavelength cross terms
state
CVPR 2009 - Light Fields: Present and
Se Baek
3D Optical
Systems Group
coherence wavelength
zero
cross term
no
1
benefits & limitations
ability to
propagate
traditional
x-shear
light field
observabl
not xe light
shear
field
augmente
d light
x-shear
field
WDF
x-shear
Rihaczek3D Optical
x-shear
Se Baek
Systems Group
representin simplicity of adaptability
computatio to current near field
g wave
n
pipe line
optics
far field
no
very
simple
high
no
yes
yes
modest
low
yes
yes
yes
modest
high
no
yes
yes
modest
low
yes
yes
yes
better than
WDF, not
yes and
2009 - Lightno
Fields: Present
as simpleCVPRlow
2