Integrating construction and reconstruction of highly conductive structures into one process is of great interest in developing and manufacturing of electronics,but it is quite challenging because these two involve co...Integrating construction and reconstruction of highly conductive structures into one process is of great interest in developing and manufacturing of electronics,but it is quite challenging because these two involve contradictive additive and subtractive processes.In this work,we report an all-laser mask-less processing technology that integrates manufacturing,modifying,and restoring of highly conductive Cu structures.By traveling a focused laser,the Cu patterns can be fabricated on the flexible substrate,while these as-written patterns can be selectively erased by changing the laser to a defocused state.Subsequently,the fresh patterns with identical conductivity and stability can be rewritten by repeating the writing step.Further,this erasing–rewriting process is also capable of repairing failure patterns,such as oxidation and cracking.Owing to the high controllability of this writing–erasing–rewriting process and its excellent reproducibility for conductive structures,it opens a new avenue for rapid healing and prototyping of electronics.展开更多
CAI Ling, 41, can now speak openly about her life. But a decade ago, the woman with HIV was always guarded and kept her status firmly under wraps.＂I can sense a gradua ook at me and my son,＂ change in how people sai...CAI Ling, 41, can now speak openly about her life. But a decade ago, the woman with HIV was always guarded and kept her status firmly under wraps.＂I can sense a gradua ook at me and my son,＂ change in how people said the Beijing shopping mall cleaner, ＂But 10 years ago, or even five, I would rather have died than let people around me know I was HIV positive.＂展开更多
Target occlusion poses a significant challenge in computer vision,particularly in agricultural applications,where occlusion of crops can obscure key features and impair the model’s recognition performance.To address ...Target occlusion poses a significant challenge in computer vision,particularly in agricultural applications,where occlusion of crops can obscure key features and impair the model’s recognition performance.To address this challenge,a mushroom recognition method was proposed based on an erase module integrated into the EL-DenseNet model.EL-DenseNet,an extension of DenseNet,incorporated an erase attention module designed to enhance sensitivity to visible features.The erase module helped eliminate complex backgrounds and irrelevant information,allowing the mushroom body to be preserved and increasing recognition accuracy in cluttered environments.Considering the difficulty in distinguishing similar mushroom species,label smoothing regularization was employed to mitigate mislabeling errors that commonly arose from human observers.This strategy converted hard labels into soft labels during training,reducing the model’s overreliance on noisy labels and improving its generalization ability.Experimental results showed that the proposed EL-DenseNet,when combined with transfer learning,achieved a recognition accuracy of 96.7%for mushrooms in occluded and complex backgrounds.Compared with the original DenseNet and other classic models,this approach demonstrated superior accuracy and robustness,providing a promising solution for intelligent mushroom recognition.展开更多
The problem of art forgery and infringement is becoming increasingly prominent,since diverse self-media contents with all kinds of art pieces are released on the Internet every day.For art paintings,object detection a...The problem of art forgery and infringement is becoming increasingly prominent,since diverse self-media contents with all kinds of art pieces are released on the Internet every day.For art paintings,object detection and localization provide an efficient and ef-fective means of art authentication and copyright protection.However,the acquisition of a precise detector requires large amounts of ex-pensive pixel-level annotations.To alleviate this,we propose a novel weakly supervised object localization(WSOL)with background su-perposition erasing(BSE),which recognizes objects with inexpensive image-level labels.First,integrated adversarial erasing(IAE)for vanilla convolutional neural network(CNN)dropouts the most discriminative region by leveraging high-level semantic information.Second,a background suppression module(BSM)limits the activation area of the IAE to the object region through a self-guidance mechanism.Finally,in the inference phase,we utilize the refined importance map(RIM)of middle features to obtain class-agnostic loc-alization results.Extensive experiments are conducted on paintings,CUB-200-2011 and ILSVRC to validate the effectiveness of our BSE.展开更多
目的探讨跟骨骨折术后患者应用基于加速康复外科理念(Enhanced recovery after surgery,ERAS)的多维度护理,对其足踝功能康复训练耐受情况的影响。方法对2022年6月-2024年5月,收治的121例跟骨骨折患者,按简单随机抽样法分为对照组(n=60...目的探讨跟骨骨折术后患者应用基于加速康复外科理念(Enhanced recovery after surgery,ERAS)的多维度护理,对其足踝功能康复训练耐受情况的影响。方法对2022年6月-2024年5月,收治的121例跟骨骨折患者,按简单随机抽样法分为对照组(n=60)、观察组(n=61),两组均行外科手术后分别予以常规护理、常规护理+基于ERAS理念的多维度护理,对比两组遵医行为、足踝功能。结果观察组遵医行为率高于对照组(96.72%>81.67%)(χ2=7.149,P=0.008);护理后观察组踝关节功能评分(American Orthopaedic Foot and Ankle Society,AOFAS)(85.29±5.45)分均高于对照组(80.41±4.27)分(P<0.05)。结论应用基于ERAS理念的多维度护理,可有效提高跟骨骨折术后患者遵医行为,改善足踝功能,可行性良好。展开更多
目的:探究基于快速康复外科理念(enhanced recovery after surgery,ERAS)的童趣化护理在学龄前期儿童肱骨髁上骨折中的应用效果。方法:选取2021年7月-2023年3月苏州大学附属儿童医院收治的326例学龄前期肱骨髁上骨折住院患儿为研究对象...目的:探究基于快速康复外科理念(enhanced recovery after surgery,ERAS)的童趣化护理在学龄前期儿童肱骨髁上骨折中的应用效果。方法:选取2021年7月-2023年3月苏州大学附属儿童医院收治的326例学龄前期肱骨髁上骨折住院患儿为研究对象,按照随机数字表法将患儿分为对照组和ERAS组各163例。对照组采取围术期常规护理,ERAS组在对照组的基础上采取基于ERAS理念的童趣化护理干预,比较两组患儿配合度、疼痛程度、功能锻炼依从性、末梢血运障碍发生率及护理满意度。结果:ERAS组患儿配合度明显优于对照组,差异有统计学意义(P<0.001);ERAS组功能锻炼依从性明显优于对照组,差异有统计学意义(P<0.001);ERAS组肢体末梢循环障碍率低于对照组意义(P<0.05);ERAS组护理满意度优于对照组,差异有统计学意义(P<0.05)。结论:学龄前期肱骨髁上骨折患儿围术期运用基于ERAS理念的童趣化护理可促进术后尽快恢复,减轻疼痛反应,缩短住院时间,提高护理满意度。展开更多
肝癌是我国常见的恶性肿瘤之一。肝切除术是肝癌的标准根治性治疗方法,研究表明将快速康复外科(enhanced recovery after surgery,ERAS)应用在肝胆手术中是安全且有效的。本文基于ERAS理念在肝切除术的术前、术中、术后护理现状及相关...肝癌是我国常见的恶性肿瘤之一。肝切除术是肝癌的标准根治性治疗方法,研究表明将快速康复外科(enhanced recovery after surgery,ERAS)应用在肝胆手术中是安全且有效的。本文基于ERAS理念在肝切除术的术前、术中、术后护理现状及相关研究进展进行综述,以期为肝切除术的患者护理提供参考。展开更多
基金The authors acknowledge financial support from the National Key R&D Program of China(2017YFB1104900)the National Natural Science Foundation of China(51975033)+1 种基金the Beijing Natural Science Foundation(3192020)P.P.acknowledges support from NSERC discovery grant.X.Z.thanks Z.H.(College of Chemistry and Materials Science,Northwest University)for his support on XPS testing and analyzing.
文摘Integrating construction and reconstruction of highly conductive structures into one process is of great interest in developing and manufacturing of electronics,but it is quite challenging because these two involve contradictive additive and subtractive processes.In this work,we report an all-laser mask-less processing technology that integrates manufacturing,modifying,and restoring of highly conductive Cu structures.By traveling a focused laser,the Cu patterns can be fabricated on the flexible substrate,while these as-written patterns can be selectively erased by changing the laser to a defocused state.Subsequently,the fresh patterns with identical conductivity and stability can be rewritten by repeating the writing step.Further,this erasing–rewriting process is also capable of repairing failure patterns,such as oxidation and cracking.Owing to the high controllability of this writing–erasing–rewriting process and its excellent reproducibility for conductive structures,it opens a new avenue for rapid healing and prototyping of electronics.
文摘CAI Ling, 41, can now speak openly about her life. But a decade ago, the woman with HIV was always guarded and kept her status firmly under wraps.＂I can sense a gradua ook at me and my son,＂ change in how people said the Beijing shopping mall cleaner, ＂But 10 years ago, or even five, I would rather have died than let people around me know I was HIV positive.＂
文摘Target occlusion poses a significant challenge in computer vision,particularly in agricultural applications,where occlusion of crops can obscure key features and impair the model’s recognition performance.To address this challenge,a mushroom recognition method was proposed based on an erase module integrated into the EL-DenseNet model.EL-DenseNet,an extension of DenseNet,incorporated an erase attention module designed to enhance sensitivity to visible features.The erase module helped eliminate complex backgrounds and irrelevant information,allowing the mushroom body to be preserved and increasing recognition accuracy in cluttered environments.Considering the difficulty in distinguishing similar mushroom species,label smoothing regularization was employed to mitigate mislabeling errors that commonly arose from human observers.This strategy converted hard labels into soft labels during training,reducing the model’s overreliance on noisy labels and improving its generalization ability.Experimental results showed that the proposed EL-DenseNet,when combined with transfer learning,achieved a recognition accuracy of 96.7%for mushrooms in occluded and complex backgrounds.Compared with the original DenseNet and other classic models,this approach demonstrated superior accuracy and robustness,providing a promising solution for intelligent mushroom recognition.
基金This work was supported in part by Guangdong Provincial Key Laboratory of Artificial Intelligence in Medical Image Analysis and Application,China(No.2022B1212010011).
文摘The problem of art forgery and infringement is becoming increasingly prominent,since diverse self-media contents with all kinds of art pieces are released on the Internet every day.For art paintings,object detection and localization provide an efficient and ef-fective means of art authentication and copyright protection.However,the acquisition of a precise detector requires large amounts of ex-pensive pixel-level annotations.To alleviate this,we propose a novel weakly supervised object localization(WSOL)with background su-perposition erasing(BSE),which recognizes objects with inexpensive image-level labels.First,integrated adversarial erasing(IAE)for vanilla convolutional neural network(CNN)dropouts the most discriminative region by leveraging high-level semantic information.Second,a background suppression module(BSM)limits the activation area of the IAE to the object region through a self-guidance mechanism.Finally,in the inference phase,we utilize the refined importance map(RIM)of middle features to obtain class-agnostic loc-alization results.Extensive experiments are conducted on paintings,CUB-200-2011 and ILSVRC to validate the effectiveness of our BSE.
文摘目的探讨跟骨骨折术后患者应用基于加速康复外科理念(Enhanced recovery after surgery,ERAS)的多维度护理,对其足踝功能康复训练耐受情况的影响。方法对2022年6月-2024年5月,收治的121例跟骨骨折患者,按简单随机抽样法分为对照组(n=60)、观察组(n=61),两组均行外科手术后分别予以常规护理、常规护理+基于ERAS理念的多维度护理,对比两组遵医行为、足踝功能。结果观察组遵医行为率高于对照组(96.72%>81.67%)(χ2=7.149,P=0.008);护理后观察组踝关节功能评分(American Orthopaedic Foot and Ankle Society,AOFAS)(85.29±5.45)分均高于对照组(80.41±4.27)分(P<0.05)。结论应用基于ERAS理念的多维度护理,可有效提高跟骨骨折术后患者遵医行为,改善足踝功能,可行性良好。
文摘目的:探究基于快速康复外科理念(enhanced recovery after surgery,ERAS)的童趣化护理在学龄前期儿童肱骨髁上骨折中的应用效果。方法:选取2021年7月-2023年3月苏州大学附属儿童医院收治的326例学龄前期肱骨髁上骨折住院患儿为研究对象,按照随机数字表法将患儿分为对照组和ERAS组各163例。对照组采取围术期常规护理,ERAS组在对照组的基础上采取基于ERAS理念的童趣化护理干预,比较两组患儿配合度、疼痛程度、功能锻炼依从性、末梢血运障碍发生率及护理满意度。结果:ERAS组患儿配合度明显优于对照组,差异有统计学意义(P<0.001);ERAS组功能锻炼依从性明显优于对照组,差异有统计学意义(P<0.001);ERAS组肢体末梢循环障碍率低于对照组意义(P<0.05);ERAS组护理满意度优于对照组,差异有统计学意义(P<0.05)。结论:学龄前期肱骨髁上骨折患儿围术期运用基于ERAS理念的童趣化护理可促进术后尽快恢复,减轻疼痛反应,缩短住院时间,提高护理满意度。
文摘肝癌是我国常见的恶性肿瘤之一。肝切除术是肝癌的标准根治性治疗方法,研究表明将快速康复外科(enhanced recovery after surgery,ERAS)应用在肝胆手术中是安全且有效的。本文基于ERAS理念在肝切除术的术前、术中、术后护理现状及相关研究进展进行综述,以期为肝切除术的患者护理提供参考。
