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Journals   A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Journal of Qiqihar University(Natural Science Edition)
1007-984X
2015 Issue 4
Improved KPCA research in intrusion detection feature extraction
HE Xin;,LI Da-hui;,FU Jun;
..............page:1-3,9
Study on improvement of intuitionistic fuzzy entropy
WANG Xin-xia;,CHEN Xiao-guo;
..............page:10-13
One authentication scheme based on the domestic cryptographic algorithm
CHEN Rong-zheng;,ZOU Kun;
..............page:14-17,21
Design of vehicle alcohol consistency detection system based on embedded
LIU Xiang-ju;,WANG Bin;,TU Wen-zan;
..............page:18-21
Extraction of water-body imformation based on ETM+ Image: a case study of Quanzhou city
CHEN Xiao-yu;,LIN Jian-song;
..............page:22-25,29
Research and development of the single-drum nail-tooth corn thresher
WANG Feng-juan;,ZHANG Hong-jun;,WANG Shi-gang;,XING Ming-yang;
..............page:26-29
Design of nursing home environment monitoring system based on internet of things
JIANG Ji-juan;,MIAO Feng-juan;,HUI Peng-fei;
..............page:32-33
Development of multi-functional road sweeping vehicles
CHEN Gui-yi;,ZHANG Hong-jun;,HOU Rong-bin;,BAI Li-jun;
..............page:34-37
Vaccine QR code encryption security technology
ye zhi qiong ;, zheng wei qing ;, zheng jian ;, zheng chun hua ;
..............page:41-44
Studies on the chemical constituents and bioactivity of Poria cocos Wolf.
LI Gui-qin;,WU Xiao-feng;,TANG Wan-xia;
..............page:50-54
A design of one meter grating spectrometer based on linear CCD
CHEN Song;,ZHOU Hong-sheng;
..............page:55-57
Research on serviceability limit states for flexural member of prestressed concrete after freeze-thawing
DU Xiang-qin;,HU Qiang-sheng;,ZHANG Yi-duo;
..............page:58-62,73
Research on predator-prey system with prey having infectious disease
WANG Chong;,HANYue;
..............page:69-73
On the indefinite equation x3+53=2Ry2
ZHAO Jing-jing;
..............page:86-89
A characterization of bounded commutative Griss-Algebras
FEI Xiu-hai;
..............page:90-91
The model and prediction of English majors scores based on AHP and genetic algorithm
HOU Man-dan;,LIU Hui;,LING Chun-ying;
..............page:92-94