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PATN: Polarized Attention based Transformer Network for Multi-focus image fusion
Pan Wu,Zhen Hua,Jinjiang Li 한국인터넷정보학회 2023 KSII Transactions on Internet and Information Syst Vol.17 No.4
In this paper, we propose a framework for multi-focus image fusion called PATN. In our approach, by aggregating deep features extracted based on the U-type Transformer mechanism and shallow features extracted using the PSA module, we make PATN feed both long-range image texture information and focus on local detail information of the image. Meanwhile, the edge-preserving information value of the fused image is enhanced using a dense residual block containing the Sobel gradient operator, and three loss functions are introduced to retain more source image texture information. PATN is compared with 17 more advanced MFIF methods on three datasets to verify the effectiveness and robustness of PATN.
Profiling Gene Expression During Gland Morphogenesis of a Glanded and a Glandless Upland Cotton
Ying-Fan Cai,Min Chen,Quan Sun,Yong-Fang Xie,Sheng-Wei Li,Jian-Chuan Mo,Ming-Feng Jiang,You-Lu Yuan,Yu-Zhen Shi,Huai-Zhong Jiang,Zheng Pan,Yun-Ling Gao,Peng-Sheng Ye,Hua-Lan Zeng 한국식물학회 2009 Journal of Plant Biology Vol.52 No.6
The pigment gland is an important character of the Gossypium plant. With the aim of identifying genes involved in pigment gland morphogenesis in cotton, gene expression during pigment gland morphogenesis in Chuan 2802, which is glanded both in seed and plant, and a glandless line N5 was profiled using Affymetrix Cotton microarray. The results showed that there were 564 differentially expressed genes greater than twofold during gland morphogenesis. About 60.2% of these genes shares similarity with known genes on GenBank and about 39.8% with no functional description in the database. These described genes may play roles in defense response, response to oxidative stress, peroxidase activity, and the other metabolic pathways. The KEGG Orthology-Based Annotation System indicated that these above twofold expressed genes involved seven biochemical pathways on KEGG. These findings suggest that a complicated regulation is associated with pigment gland morphogenesis and the associated defense response including gossypol biosynthesis in cotton.