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1.
Example based painting generation 总被引:1,自引:0,他引:1
GUO Yan-wen YU Jin-hui XU Xiao-dong WANG Jin PENG Qun-sheng 《浙江大学学报(A卷英文版)》2006,7(7):1152-1159
INTRODUCTION Non-photorealistic rendering (NPR) is a domain of computer graphics that has received more and more attention in the past decade. Different from realistic rendering, NPR concentrates on communicating the main context of an image and explores the rendering effect of the scene with the artistic styles, rather than seeking subtle geometry details and naturally physical attribute. Many research efforts were dedicated to simu- lating the traditional media (Hertzmann et al., 2001… 相似文献
2.
本文讨论了象电子这样的微粒应考虑其相对论性运动,因此,相对论效应普遍存在于原子体系中,特别是在重原子体系中,相对论效应是决定元素及其化合物“反常”化学性质的重要因素。 相似文献
3.
WANG Jin LU Guo-dong LI Ji-tuo CHEN Long ZHANG Dong-liang 《浙江大学学报(A卷英文版)》2007,8(10):1642-1649
This paper focuses on a pattern design method for a 3D triangular garment surface. Firstly, some definitions of 3D style lines are proposed for designing the boundaries of patterns as drawing straight lines or splines on the triangular surface. Additionally some commonly used style lines are automatically generated to enhance design efficiency. Secondly, after style lines are preprocessed, a searching method is presented for quickly obtaining the boundaries and patches of a pattern on the 3D trian- gular surface. Finally a new pattern design reuse method is introduced by encoding/decoding the style line information. After style lines are encoded, the pattern design information can be saved in a pattern template and when decoding this template on a new garment surface, it automates the pattern generation for made-to-measure apparel products. 相似文献
4.
Xiaoyu Meng Qiang Lin Xuerui Zeng Jin Jiang Min Li Xin Luo Kaimin Chen Haixu Wu Yan Hu Cirong Liu Bing Su 《国家科学评论(英文版)》2023,(11):45-60
Human-specific duplicated genes contributed to phenotypic innovations during the origin of our own species, such as an enlarged brain and highly developed cognitive abilities. While prior studies on transgenic mice carrying the human-specific SRGAP2C gene have shown enhanced brain connectivity, the relevance to humans remains unclear due to the significant evolutionary gap between humans and rodents. In this study,to investigate the phenotypic outcome and underlying genetic mechanism of SRGAP2C,... 相似文献
5.
Guohao Wang Shuhan Jin Jiaqi Liu Xu Li Peng Dai Yuetong Wang Steven X.Hou 《国家科学评论(英文版)》2023,(12):98-110
Neuroimmune connections have been revealed to play a central role in neurodegenerative diseases(NDs).However, the mechanisms that link the central nervous system(CNS) and peripheral immune cells are still mostly unknown. We recently found that specific ablation of the Arf1 gene in hindbrain and spinal cord neurons promoted NDs through activating the NLRP3 inflammasome in microglia via peroxided lipids and adenosine triphosphate(ATP) releasing. Here, we demonstrate that IL-1β with elevated chemok... 相似文献
6.
Luliang Huang Shufeng Li Weiye Huang Helanlin Xiang Jianhua Jin Alexei A.Oskolski 《国家科学评论(英文版)》2023,(4):13-15
<正>The Pleistocene was a time of repeated glaciations that severely affected the land biota over large areas of Eurasia and North America. Drastic climatic fluctuations during the Pleistocene drove largescale extinctions, migrations and diversification in plant and animal populations.These dramatic processes had a strong impact on the distribution of modern flora and fauna. 相似文献
7.
Jin Jian 《中外文化交流(英文版)》2010,(5):24-27
Ancient China was an agricultural society where all capable emperors paid much attention to farming and ,weaving activities, Artistic creations depicting farming and weaving scenes can date back to the Neolithic Age. A bronze bottle from the Warring States period (475 BC - 221 BC) features hunting and planting scenes. Bronze wares of the pre-Qin period, painted relief bricks of the Han Dynasty, tomb murals of the Wei-and-Jin period and grotto paintings of the Tang and Song dynasties, all recorded farming, planting and weaving scenes of the agricultural society of ancient China. In the Southern Song Dynasty, in particular, thanks to its highly developed agriculture, a painter named Lou Shu created a piece of ink painting, entitled "Farming and Weaving Painting", reviewing agricultural skills and approaches of previous dynasties. 相似文献
8.
Wa Dang Ye Jin 《中外文化交流(英文版)》2009,(5):16-17
From March 19th to 22nd, Beijing Dance Academy presented its grand-scale dance drama "Sorrows of the Tongque Stage" in PolyTheater in Beijing. The extraordinarily moving and unforgettable quality of this production lies in what have been called its "four extremes", 相似文献
9.
采用专家访谈法、问卷调查法和数理统计归纳法,调查北京市普通高校中的56所高校健美操俱乐部的开展情况,并随机调查了其中16所健美操俱乐部。对比研究了北京市高校健美操社团型俱乐部和经营型俱乐部的学员基本状况、指导员基本状况以及俱乐部运行方面的差别。 相似文献
10.
Evaluation of the antioxidant effects of four main theaflavin derivatives through chemiluminescence and DNA damage analyses 总被引:1,自引:0,他引:1
Theaflavins (TFs) are the dimers of a couple of epimerized catechins, which are specially formed during black tea fermentation.
To explore the differences among four main TF derivatives (theaflavin (TF1), theaflavin-3-gallate (TF2A), theaflavin-3′-gallate (TF2B), and theaflavin-3,3′-digallate (TF3)) in scavenging reactive oxygen species (ROS) in vitro, their properties of inhibiting superoxide, singlet oxygen, hydrogen
peroxide, and the hydroxyl radical, and their effects on hydroxyl radical-induced DNA oxidative damage were systematically
analyzed in the present study. The results show that, compared with (−)-epigallocatechin gallate (EGCG), TF derivatives were
good antioxidants for scavenging ROS and preventing the hydroxyl radical-induced DNA damage in vitro. TF3 was the most positive in scavenging hydrogen peroxide and hydroxyl radical, and TF1 suppressed superoxide. Positive antioxidant capacities of TF2B on singlet oxygen, hydrogen peroxide, hydroxyl radical, and the hydroxyl radical-induced DNA damage in vitro were found.
The differences between the antioxidant capacities of four main TF derivatives in relation to their chemical structures were
also discussed. We suggest that these activity differences among TF derivatives would be beneficial to scavenge different
ROS with therapeutic potential. 相似文献