Since the three-dimensional Network on Chip(3D NoC)uses through-silicon via technology to connect the chips,each silicon layer is conducted through heterogeneous thermal,and 3D NoC system suffers from thermal problems...Since the three-dimensional Network on Chip(3D NoC)uses through-silicon via technology to connect the chips,each silicon layer is conducted through heterogeneous thermal,and 3D NoC system suffers from thermal problems.To alleviate the seriousness of the thermal problem,the distribution of data packets usually relies on traffic information or historical temperature information.However,thermal problems in 3D NoC cannot be solved only based on traffic or temperature information.Therefore,we propose a Score-Based Traffic-and Thermal-Aware Adaptive Routing(STTAR)that applies traffic load and temperature information to routing.First,the STTAR dynamically adjusts the input and output buffer lengths of each router with traffic load information to limit routing resources in overheated areas and control the rate of temperature rise.Second,STTAR adopts a scoring strategy based on temperature and the number of free slots in the buffer to avoid data packets being transmitted to high-temperature areas and congested areas and to improve the rationality of selecting routing output nodes.In our experiments,the proposed scoring Score-Based Traffic-and Thermal-Aware Adaptive Routing(STTAR)scheme can increase the throughput by about 14.98%to 47.90%and reduce the delay by about 10.80%to 35.36%compared with the previous works.展开更多
目的:近年来,许多学者将3D打印人工椎体应用于颈椎前路椎体次全切除植骨融合术中,但是与传统钛笼相比是否疗效更佳尚存争议。为此,拟系统评价3D打印人工椎体对比传统钛笼作为内植物应用于颈椎前路椎体次全切除植骨融合治疗颈椎病的有效...目的:近年来,许多学者将3D打印人工椎体应用于颈椎前路椎体次全切除植骨融合术中,但是与传统钛笼相比是否疗效更佳尚存争议。为此,拟系统评价3D打印人工椎体对比传统钛笼作为内植物应用于颈椎前路椎体次全切除植骨融合治疗颈椎病的有效性与安全性。方法:计算机检索CNKI、WangFang、CBM、VIP、PubMed、EMBASE、The Cochrane Library数据库,搜集各数据库建库至2025年2月有关3D打印人工椎体应用于颈椎前路椎体次全切除植骨融合的临床研究。筛选文献、提取资料并评价纳入研究的方法学质量后,采用Rev Man 5.4软件进行Meta分析。结果:①共纳入10篇文献,包含2篇前瞻性随机对照研究,6篇回顾性队列研究,2篇前瞻性队列研究,均为高质量研究;所纳入的文献共包含534例患者,其中3D打印组273例,对照组261例;②Meta分析结果显示:3D打印组在手术时间[SMD=-1.13,95%CI(-1.87,-0.39),P=0.003]、术后末次随访椎间隙丢失高度[SMD=-3.01,95%CI(-5.74,-0.29),P=0.03]、术后3个月颈椎功能障碍指数[SMD=-0.34,95%CI(-0.66,-0.03),P=0.03]、假体塌陷率[OR=0.19,95%CI(0.11,0.32),P<0.00001]、术后吞咽不适发生率[OR=0.43,95%CI(0.21,0.90),P=0.03]方面均优于对照组,差异有显著性意义;在手术出血量、住院时间、术后日本骨科协会评分、术后目测类比评分、术后颈椎功能障碍指数(术后6个月、末次随访)、椎体融合率方面,两组差异无显著性意义(P>0.05)。结论:与传统钛笼相比,3D打印人工椎体在提高手术效率、维持术后椎间隙高度、减少术后吞咽不适发生率及假体塌陷率方面具有明显优势。展开更多
基金The work of BJUT researchers Fang et al.was partly supported by the Beijing Natural Science Foundation(4192007)the National Natural Science Foundation of China(61202076)Beijing University of Technology Project No.2021C02.
文摘Since the three-dimensional Network on Chip(3D NoC)uses through-silicon via technology to connect the chips,each silicon layer is conducted through heterogeneous thermal,and 3D NoC system suffers from thermal problems.To alleviate the seriousness of the thermal problem,the distribution of data packets usually relies on traffic information or historical temperature information.However,thermal problems in 3D NoC cannot be solved only based on traffic or temperature information.Therefore,we propose a Score-Based Traffic-and Thermal-Aware Adaptive Routing(STTAR)that applies traffic load and temperature information to routing.First,the STTAR dynamically adjusts the input and output buffer lengths of each router with traffic load information to limit routing resources in overheated areas and control the rate of temperature rise.Second,STTAR adopts a scoring strategy based on temperature and the number of free slots in the buffer to avoid data packets being transmitted to high-temperature areas and congested areas and to improve the rationality of selecting routing output nodes.In our experiments,the proposed scoring Score-Based Traffic-and Thermal-Aware Adaptive Routing(STTAR)scheme can increase the throughput by about 14.98%to 47.90%and reduce the delay by about 10.80%to 35.36%compared with the previous works.
文摘目的:近年来,许多学者将3D打印人工椎体应用于颈椎前路椎体次全切除植骨融合术中,但是与传统钛笼相比是否疗效更佳尚存争议。为此,拟系统评价3D打印人工椎体对比传统钛笼作为内植物应用于颈椎前路椎体次全切除植骨融合治疗颈椎病的有效性与安全性。方法:计算机检索CNKI、WangFang、CBM、VIP、PubMed、EMBASE、The Cochrane Library数据库,搜集各数据库建库至2025年2月有关3D打印人工椎体应用于颈椎前路椎体次全切除植骨融合的临床研究。筛选文献、提取资料并评价纳入研究的方法学质量后,采用Rev Man 5.4软件进行Meta分析。结果:①共纳入10篇文献,包含2篇前瞻性随机对照研究,6篇回顾性队列研究,2篇前瞻性队列研究,均为高质量研究;所纳入的文献共包含534例患者,其中3D打印组273例,对照组261例;②Meta分析结果显示:3D打印组在手术时间[SMD=-1.13,95%CI(-1.87,-0.39),P=0.003]、术后末次随访椎间隙丢失高度[SMD=-3.01,95%CI(-5.74,-0.29),P=0.03]、术后3个月颈椎功能障碍指数[SMD=-0.34,95%CI(-0.66,-0.03),P=0.03]、假体塌陷率[OR=0.19,95%CI(0.11,0.32),P<0.00001]、术后吞咽不适发生率[OR=0.43,95%CI(0.21,0.90),P=0.03]方面均优于对照组,差异有显著性意义;在手术出血量、住院时间、术后日本骨科协会评分、术后目测类比评分、术后颈椎功能障碍指数(术后6个月、末次随访)、椎体融合率方面,两组差异无显著性意义(P>0.05)。结论:与传统钛笼相比,3D打印人工椎体在提高手术效率、维持术后椎间隙高度、减少术后吞咽不适发生率及假体塌陷率方面具有明显优势。
