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Journal of Computer Applications
2021, Vol.41 No.3
Published  10 March 2021

Advanced computing
Data science and technology
Cyber security
Frontier and comprehensive applications
Multimedia computing and computer simulation
The 37th CCF National Database Conference (NDBC 2020)
Network and communications
Artificial intelligence
The 37th CCF National Database Conference (NDBC 2020)
611 LIU Zhuan, HAN Ruichen, ZHANG Yansong, CHEN Yueguo, ZHANG Yu
Database star-join optimization for multicore CPU and GPU platforms
2021 Vol. 41 (3): 611-617 [Abstract] ( 131 ) [HTML] [PDF 1026KB] ( 402 )
618 ZHANG Lingzhe, HUANG Xiangdong, QIAO Jialin, GOU Wangminhao, WANG Jianmin
Two-stage file compaction framework by log-structured merge-tree for time series data
2021 Vol. 41 (3): 618-622 [Abstract] ( 50 ) [HTML] [PDF 793KB] ( 288 )
623 TANG Chen, HUANG Guorui, JIN Peiquan
NVM-LH: non-volatile memory-friendly linear hash index
2021 Vol. 41 (3): 623-629 [Abstract] ( 42 ) [HTML] [PDF 1035KB] ( 222 )
630 CUI Shuangshuang, WANG Hongzhi
Implementation method of lightweight distributed index based on log structured merge-tree
2021 Vol. 41 (3): 630-635 [Abstract] ( 36 ) [HTML] [PDF 896KB] ( 235 )
636 ZHANG Xiaowei, JIANG Dawei, CHEN Ke, CHEN Gang
AAC-Hunter: efficient algorithm for discovering aggregation algebraic constraints in relational databases
2021 Vol. 41 (3): 636-642 [Abstract] ( 40 ) [HTML] [PDF 1077KB] ( 134 )
643 LIU Xiangyu, XIA Guoping, XIA Xiufeng, ZONG Chuanyu, ZHU Rui, LI Jiajia
Personalized privacy protection for spatio-temporal data
2021 Vol. 41 (3): 643-650 [Abstract] ( 68 ) [HTML] [PDF 1280KB] ( 267 )
651 CAO Yang, YAN Qiuyan, WU Xin
Ensemble classification algorithm for imbalanced time series
2021 Vol. 41 (3): 651-656 [Abstract] ( 38 ) [HTML] [PDF 925KB] ( 162 )
657 SHEN Chen, TAI Lingxiang, PENG Yuwei
Dynamic workload matching method for automatic parameter tuning
2021 Vol. 41 (3): 657-661 [Abstract] ( 36 ) [HTML] [PDF 867KB] ( 165 )
662 REN Yuanyuan, WANG Chuanjian
Remote sensing time-series images classification algorithm with abnormal data
2021 Vol. 41 (3): 662-668 [Abstract] ( 45 ) [HTML] [PDF 1226KB] ( 375 )
Artificial intelligence
669 GUO Wenxu, SU Yuanqi, LIU Yuehu
YOLOv3 compression and acceleration based on ZYNQ platform
2021 Vol. 41 (3): 669-676 [Abstract] ( 83 ) [HTML] [PDF 1391KB] ( 403 )
677 PENG Li, ZHANG Haiqing, LI Daiwei, TANG Dan, YU Xi, HE Lei
Imputation algorithm for hybrid information system of incomplete data analysis approach based on rough set theory
2021 Vol. 41 (3): 677-685 [Abstract] ( 50 ) [HTML] [PDF 1135KB] ( 274 )
686 LYU Jia, XIAN Yan
Co-training algorithm combining improved density peak clustering and shared subspace
2021 Vol. 41 (3): 686-693 [Abstract] ( 29 ) [HTML] [PDF 2185KB] ( 123 )
694 LONG Guangyu, CHEN Yiqiang, XING Yunbing
Text correction and completion method in continuous sign language recognition
2021 Vol. 41 (3): 694-698 [Abstract] ( 39 ) [HTML] [PDF 877KB] ( 350 )
699 DU Xixi, CHENG Hua, FANG Yiquan
Reinforced automatic summarization model based on advantage actor-critic algorithm
2021 Vol. 41 (3): 699-705 [Abstract] ( 43 ) [HTML] [PDF 975KB] ( 278 )
706 HOU Yunlong, ZHU Lei, CHEN Qin, LYU Suidong
Salient object detection based on difference of Gaussian feature network
2021 Vol. 41 (3): 706-713 [Abstract] ( 74 ) [HTML] [PDF 1463KB] ( 335 )
714 LI Hongxia, QIN Pinle, YAN Hanmei, ZENG Jianchao, BAO Qianyue, CHAI Rui
Face frontalization generative adversarial network algorithm based on face feature map symmetry
2021 Vol. 41 (3): 714-720 [Abstract] ( 66 ) [HTML] [PDF 1432KB] ( 326 )
721 JIANG Li, HUANG Shijian, YAN Wenjuan
Human action recognition method based on low-rank action information and multi-scale convolutional neural network
2021 Vol. 41 (3): 721-726 [Abstract] ( 36 ) [HTML] [PDF 1376KB] ( 378 )
Data science and technology
727 JIANG Kun, LIU Zheng, ZHU Lei, LI Xiaoxing
Fixed word-aligned partition compression algorithm of inverted list based on directed acyclic graph
2021 Vol. 41 (3): 727-732 [Abstract] ( 48 ) [HTML] [PDF 905KB] ( 136 )
733 ZOU Zhiwen, QIN Cheng
Method of dynamically constructing spatial topic R-tree based on k-means++
2021 Vol. 41 (3): 733-737 [Abstract] ( 38 ) [HTML] [PDF 769KB] ( 130 )
738 GUO Jia, HAN Litao, SUN Xianlong, ZHOU Lijuan
Comparative density peaks clustering algorithm with automatic determination of clustering center
2021 Vol. 41 (3): 738-744 [Abstract] ( 29 ) [HTML] [PDF 2809KB] ( 94 )
Cyber security
745 GAO Haoyu, LI Leixiao, LIN Hao, LI Jie, DENG Dan, LI Shaoxu
Research and application progress of blockchain in area of data integrity protection
2021 Vol. 41 (3): 745-755 [Abstract] ( 22 ) [HTML] [PDF 1658KB] ( 487 )
756 LIU Yu, ZHU Chaoyang, LI Jinze, LAO Yuanji, QIN Tuanfa
d-PBFT:detection consensus algorithm for alliance blockchain
2021 Vol. 41 (3): 756-762 [Abstract] ( 20 ) [HTML] [PDF 1007KB] ( 394 )
763 ZHANG Mao, LI Ruihu, ZHENG Youliang, FU Qiang
Sunflower based construction of locally repairable codes
2021 Vol. 41 (3): 763-767 [Abstract] ( 19 ) [HTML] [PDF 681KB] ( 102 )
768 TANG Yanqiang, LI Chenghai, SONG Yafei
Network security situation prediction based on improved particle swarm optimization and extreme learning machine
2021 Vol. 41 (3): 768-773 [Abstract] ( 31 ) [HTML] [PDF 1076KB] ( 207 )
774 REN Yiming, WANG Rangding, YAN Diqun, LIN Yuzhen
Speech steganalysis method based on deep residual network
2021 Vol. 41 (3): 774-779 [Abstract] ( 38 ) [HTML] [PDF 1026KB] ( 235 )
780 JIANG Qianyu, WANG Fengying, JIA Lipeng
Malware detection method based on perceptual hash algorithm and feature fusion
2021 Vol. 41 (3): 780-785 [Abstract] ( 32 ) [HTML] [PDF 995KB] ( 56 )
Advanced computing
786 MAO Yingchi, XU Xuesong, LIU Pengfei
Multi-user task offloading strategy based on stable allocation
2021 Vol. 41 (3): 786-793 [Abstract] ( 38 ) [HTML] [PDF 1162KB] ( 509 )
794 RAN Jiamin, NI Zhiwei, PENG Peng, ZHU Xuhui
Task allocation strategy considering service quality of spatial crowdsourcing workers and its glowworm swarm optimization algorithm solution
2021 Vol. 41 (3): 794-802 [Abstract] ( 35 ) [HTML] [PDF 1196KB] ( 106 )
803 LI Ping, WANG Fen, CHEN Qidong, SUN Jun
Discrete random drift particle swarm optimization algorithm for solving multi-objective community detection problem
2021 Vol. 41 (3): 803-811 [Abstract] ( 33 ) [HTML] [PDF 1095KB] ( 203 )
812 WANG Xiaofeng, JIANG Penglong, ZHOU Hui, ZHAO Xiongbo
Design of FPGA accelerator with high parallelism for convolution neural network
2021 Vol. 41 (3): 812-819 [Abstract] ( 40 ) [HTML] [PDF 1115KB] ( 255 )
Network and communications
820 ZHANG Qilin, LI Fangwei, WANG Mingyue
Time of arrival positioning based on time reversal
2021 Vol. 41 (3): 820-824 [Abstract] ( 27 ) [HTML] [PDF 950KB] ( 384 )
825 ZHU Yongjin, YIN Fei, DOU Longlong, WU Kun, ZHANG Zhiwei, QIAN Zhuzhong
Adaptive network transmission mechanism based on forward error correction
2021 Vol. 41 (3): 825-832 [Abstract] ( 21 ) [HTML] [PDF 1133KB] ( 154 )
Multimedia computing and computer simulation
833 SUN Qichang, MAI Yongfeng, CHEN Xiaojun
Fast calibration algorithm in surgical navigation system based on augmented reality
2021 Vol. 41 (3): 833-838 [Abstract] ( 23 ) [HTML] [PDF 1272KB] ( 294 )
839 LIU Jie, LI Yi, ZHU Jiangping
3D virtual human animation generation based on dual-camera capture of facial expression and human pose
2021 Vol. 41 (3): 839-844 [Abstract] ( 21 ) [HTML] [PDF 1377KB] ( 169 )
845 WANG Yongjin, ZUO Yu, WU Lian, CUI Zhongwei, ZHAO Chenjie
Image super-resolution reconstruction based on attention mechanism
2021 Vol. 41 (3): 845-850 [Abstract] ( 44 ) [HTML] [PDF 2394KB] ( 73 )
Frontier and comprehensive applications
851 MA Yanfang, WANG Shan, HUANG Lingyu, CHENG Cong
Algorithms for low-carbon pickup and delivery vehicle routing problem with fuzzy demand
2021 Vol. 41 (3): 851-859 [Abstract] ( 28 ) [HTML] [PDF 1198KB] ( 323 )
860 MA Xiaomei, HE Fei
Label printing production scheduling technology based on improved genetic algorithm
2021 Vol. 41 (3): 860-866 [Abstract] ( 27 ) [HTML] [PDF 1167KB] ( 91 )
867 ZHANG Shuyao, LI Yonghua, FAN Jiajia
Bulk storage assignment algorithm in bulk port based on game theory
2021 Vol. 41 (3): 867-874 [Abstract] ( 14 ) [HTML] [PDF 1307KB] ( 145 )
875 ZHANG Xinhuan, LIU Hongjie, SHI Junqing, MAO Chengyuan, MENG Guolian
LSTM and artificial neural network for urban bus travel time prediction based on spatiotemporal eigenvectors
2021 Vol. 41 (3): 875-880 [Abstract] ( 49 ) [HTML] [PDF 859KB] ( 202 )
881 WANG Binrong, TAN Dailun, ZHENG Bochuan
Solving auto part spraying sequence by transforming to traveling salesman problem and genetic algorithm
2021 Vol. 41 (3): 881-886 [Abstract] ( 16 ) [HTML] [PDF 970KB] ( 100 )
887 QIN Jing, ZUO Changqing, WANG Zumin, JI Changqing, WANG Baofeng
Design of abnormal electrocardiograph monitoring model based on stacking classifier
2021 Vol. 41 (3): 887-890 [Abstract] ( 28 ) [HTML] [PDF 765KB] ( 196 )
891 HU Yishan, QIN Pinle, ZENG Jianchao, CHAI Rui, WANG Lifang
Ultrasound thyroid segmentation network based on feature fusion and dynamic multi-scale dilated convolution
2021 Vol. 41 (3): 891-897 [Abstract] ( 29 ) [HTML] [PDF 1326KB] ( 661 )
898 WANG Jinkai, JIA Xu
Vein recognition algorithm based on Siamese nonnegative matrix factorization with transferability
2021 Vol. 41 (3): 898-903 [Abstract] ( 20 ) [HTML] [PDF 944KB] ( 116 )
904 LUO Hui, JIA Chen, LU Chunyu, LI Jian
Rail tread block defects detection method based on improved Faster R-CNN
2021 Vol. 41 (3): 904-910 [Abstract] ( 36 ) [HTML] [PDF 1562KB] ( 180 )
911 HE Jiean, WU Xiaohong, HE Xiaohai, HU Jianrong, QIN Linbo
Imperfect wheat kernel recognition combined with image enhancement and conventional neural network
2021 Vol. 41 (3): 911-916 [Abstract] ( 42 ) [HTML] [PDF 1123KB] ( 180 )
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