Lmask =

(1 − Mi)(r)ρ( ˆCst(r), Ci(r))

+

Mi(r)ρ( ˆCdy

i (r), Ci(r))

(8)

We perform morphological erosion and dilation on Mi to
obtain masks of dynamic and static regions respectively in
order to turn off the loss near mask boundaries. We supervise
the system with Lmask and decay the weights by a factor of 5
for dynamic regions every 50K optimization steps.

(cid:88)
(cid:88)

r

r

(a) w/o TC(b) w/ SF(c) w/ DCT basis(d) OursPSNR:14.0PSNR:14.9PSNR:14.8PSNR:22.03.4. Regularization
DynIBaR-NeuralDynamicImage-BasedRendering