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标题: Inception residual attention network for remote sensing image super-resolution [打印本页]
作者: 杨利霞 时间: 2020-11-13 16:23
标题: Inception residual attention network for remote sensing image super-resolution
Inception residual attention network for remote sensingimage super-resolution
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, I }" a: s/ | HHow to enhance the spatial resolution for a remote sensing image is / T. ^9 C' `/ t |2 y/ R/ @- V8 B
an important issue that we face. Many image super-resolution (SR) 1 `5 W1 O; W! u" Z+ }$ M8 f
techniques have been proposed for this purpose and deep con6 S& {5 O$ @5 Q2 L. B' U
volutional neural network (CNN) is the most effective approach in
: N: k( @+ t/ |7 X; t+ Trecent years. However, we observe that most CNN-based SR meth
, Q0 R8 A6 B* }* N" Eods treat low-frequency areas and high-frequency areas equally, - k+ w2 [# s! A& M
hence hindering the recovery of high-frequency information. In this
7 ?- ]/ k* X# V) cpaper, we propose a network named inception residual attention 6 T! p5 ?8 V/ W
network (IRAN) to address this problem. Specifically, we propose
* L" b" S7 q' g( [a spatial attention module to make the network adaptively learn
3 W# q ?' K- V) Ythe importance of different spatial areas, so as to pay more atten8 F" ] u6 K( O' t& V d O' |# N
tion to the areas with high-frequency information. Furthermore, we ' M' B" A, ]- E6 m4 p) K0 R
present an inception module to fuse local multilevel features, so as
# g4 v9 ^2 V$ Ato provide richer information for reconstructing detailed textures. In
8 f* I0 `+ J1 }7 A* k9 Torder to evaluate the effectiveness of the proposed method, a large \. Y5 W3 S( C! F e
number of experiments are performed on UCMerced-LandUse data
; q" R4 S1 p% n, K, {7 Jset and the results show that the proposed method is superior to
/ ~7 k! G' m( c W' n- X; Nthe current state-of-the-art methods in both visual effects and ; @' i; H6 n5 F/ o7 y3 B) } I A
objective indicators.# j" J3 i% x+ ]1 h
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Inception residual attention network for remote sensing image super resolution.pdf
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