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刘宇航  副研究员  


                                        
研究方向：

                                        
所属部门：先进计算机系统研究中心、处理器芯片重点实验室

                                        
导师类别：硕导计算机系统结构

                                        
联系方式：liuyuhang@ict.ac.cn

                                        
个人网页：

                                    

                                

                            


                        

                    

                

            

            

                

                    

                        

                            

                                
简       历：

                                

                                    
2017年9月— 今 ：中国科学院计算技术研究所，副研究员，硕士生导师，《中国计算机学会通讯》专栏作家，中国计算机学会高级会员，中国计算机学会职业道德与伦理委员会常委，《计算机体系结构国家重点实验室快讯》编委
 2016年1月—2017年9月：中国科学院计算技术研究所，助理研究员
2013年9月—2015年9月：美国伊利诺伊理工大学，计算机科学系，博士后
2007年9月—2013年7月：北京航空航天大学，计算机学院，硕博连读生 

                                

                            

                            

                                
主要论著：

                                

                                    
专著： 
[1] 刘宇航，包云岗. 计算机系统设计方法学(历史-计算-数据-结构). 高等教育出版社. 
[2] 刘宇航，包云岗. 计算机系统开创性经典文献选读与解析. 机械工业出版社. 
代表性论文：  
[1] Yuhang Liu, Xian-He Sun, Yang Wang, Yungang Bao. HCDA: From computational thinking to a generalized thinking paradigm[J]. Communications of the ACM, 2021, 64(5): 66-75. 
[2] Haiyang Pan, Yuhang Liu, Tianyue Lu, Mingyu Chen. LSP: Collective Cross-Page Prefetching for NVM[C]. In the Proceedings of Design Automation & Test in Europe, 2021: 501-506.（BEST PAPER AWARD NOMINATIONS）
[3] Yangyang Zhao, Mingyu Chen, Yuhang Liu, Zonghao Yang, Xiaojing Zhu, Zonghui Hong, Yunge Guo. IMPULP: A Hardware Approach for In-process Memory Protection via User-Level Partitioning[J]. Journal of Computer Science and Technology, 2019,5(2): 1-15. 
[4] Yuhang Liu , Xian-He Sun. LPM: A Systematic Methodology for Concurrent Data Access Pattern Optimization from a Matching Perspective[J]. IEEE Transactions on Parallel and Distributed Systems, 2019, 30(11):2478-2493. 
[5] Yuhang Liu, Xian-He Sun. CaL: Extending Data Locality to Consider Concurrency for Performance Optimization[J]. IEEE Transactions on Big Data, 2018, 5(2):273-288. 
[6] Jiutian Zhang, Yuhang Liu, Haifeng Li, Xiaojing Zhu, Mingyu Chen. PTAT: An Efficient and Precise Tool for Tracing and Profiling Detailed TLB Misses[J]. ACM Transactions on Embedded Computing Systems, 2018, 17(3): 62:1-62:17. 
[7] Yuhang Liu , Xian-He Sun. Evaluating the Combined Effect of Memory Capacity and Concurrency for Many-Core Chip Design[J]. ACM Transactions on Modeling & Performance Evaluation of Computing Systems, 2017, 2(2):1-25. 
[8] Lu Tianyue, Yuhang Liu, Haiyang Pan, Mingyu Chen. TDV Cache: Organizing Off-Chip DRAM Cache of NVMM from a Fusion Perspective[C]. In the Proceedings of 2017 IEEE International Conference on Computer Design (ICCD). IEEE, 2017: 65-72. 
[9] Yuhang Liu, Xian-He Sun. Reevaluating Data Stall Time with the Consideration of Data Access Concurrency[J]. Journal of Computer Science and Technology, 2015, 30(2): 227–245. 
[10] Yuhang Liu, Mingfa Zhu, Limin Xiao. Elastic Pointer Directory Organization for Scalable Shared Memory Multiprocessors[J]. Journal of Systems Engineering & Electronics, 2014, 25(1): 158-167. 
[11] Yuhang Liu, Mingfa Zhu, Limin Xiao, Jue Wang. Asymmetrical Topology and Entropy-based Heterogeneous Link for Many-core Massive Data Communication[J]. Cluster Computing, 2013, 16(4):679-691. 
[12] Yuhang Liu, Xian-He Sun. C2-bound: A Capacity and Concurrency driven Analytical Model for Manycore Design[C]. In the Proceedings of International Conference for High Performance Computing, Networking, Storage and Analysis 2015 (SC’15). Texas, Austin, USA, Nov. 2015, 1-11. 
[13] Yuhang Liu, Xian-He Sun. LPM: Concurrency-driven Layered Performance Matching[C]. In the Proceedings of the 44th International Conference on Parallel Processing (ICPP 15), Beijing, China, Sept. 2015: 879-888. 
[14] Haifeng Li, Tianyue Lu, Yuhang Liu, Mingyu Chen. Make Page Coloring More Efficient on Slice-based Three-Level Cache[C]. In the Proceedings of the 25th International Conference on Parallel and Distributed Systems, ICPADS’19. December 4-6, 2019: 501-506. 
[15] Haiyang Pan, Yuhang Liu, Tianyue Lu, Chen Mingyu. Characterizations and Architectural Implications of NVM’s External DRAM Cache[C]. In the Proceedings of the 21st IEEE International Conference on High Performance Computing and Communications, HPCC’19. August 10-12, 2019: 373-379. 
[16] Tianyue Lu, Yuhang Liu, Mingyu Chen. Fine-Grained Data Committing for Persistent Memory[C]. In the Proceedings of International Symposium on Parallel and Distributed Processing with Applications (ISPA), 2017: 438-443. 
[17] Xian-He Sun, Yuhang Liu. Utilizing Concurrency: A New Theory for Memory Wall[C]. In the Proceedings of The 29th International Workshop on Languages and Compilers for Parallel Computing. 2016: 18-23. 
[18] 刘宇航，祝明发，崔吉顺，肖利民. 基于CMP的高密度计算机多目标设计方法[J]. 系统工程与电子技术，2012，34(4):806-812. 
[19] 刘宇航，祝明发，肖利民，高宇辉. 基于龙芯3A处理器的高效能计算结点研制[J]. 高性能计算技术，2010，0(6): 46-53. 
[20] 高宇辉，祝明发，刘宇航，肖利民. 龙芯3A处理器的高效能计算节点电源管理设计[J]. 高性能计算技术. 2011，3: 24-29. 
[21] 崔吉顺，刘宇航，张楠赓，祝明发，肖利民 . 自主高端云计算服务器模型机[C]. 2012全国高性能计算学术年会. 2012:1-6. 
[22] 刘宇航. 效率与公平:最大加速比与博弈论上的公平预示下一代云计算新形态[J]. 前沿科学，2018，6: 21-26. 
[23] 刘宇航，张菲. 计算概念谱系：算势、算力、算术、算法、算礼[J]. 中国科学院院刊，2022，37: 1-11. 
[24] Wei Li, Yangyang Zhao, Yuhang Liu, Mingyu Chen. SMEFF: A Scalable Memory Extension Fabric for FPGA[C]. In the Proceedings of the Field Programmable Technology. 2017: 40-47. 
[25] 潘海洋，刘宇航，卢天越，陈明宇. 外部高速缓存与非易失内存结合的混合内存体系结构特性评测[J]. 高技术通讯. 2021, 31: 464-478. 
[26] Yangyang Zhao, Yuhang Liu, Wei Li. HCMA: Supporting High Concurrency of Memory Accesses with Scratchpad Memory in FPGAs[C].  In the Proceedings of International Conference on Networking, Architecture, and Storage. 2019: 1-8.
发明专利： 
[1] 刘宇航，邓鑫，陈明宇，包云岗. 高并发云计算系统的干扰抑制与资源调度系统及方法. 中国发明专利, CN 202210303023.4. 
[2] Yuhang Liu, Xian-He Sun. Methods and Devices for Layered Performance Matching in Hierarchical Memory. US Patent. 美国发明专利，No. 15/239.141. 
[3] 刘宇航, 祝明发，肖利民. 一种高密度机架服务器散热系统. 中国发明专利， CN 101807100B. 
[4] 潘海洋，陈明宇，卢天越，刘宇航. 数据访问方法以及计算机系统. 中国发明专利，CN201710911982.3. 
[5] 陈明宇，潘海洋，刘宇航，阮元，陈少杰. 一种缓存替换的方法和设备. 中国发明专利，CN201610986946.9. 

                                

                            

                            

                                
科研项目：

                                

                                    
国家自然科学基金面上项目，高并发数据访问的基础理论和系统设计，80万元，项目负责人，2018年. 


                                

                            

                            

                                
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