Currently,how to organically combine intelligent inspection and monitoring technologies,unmanned robotic operation technologies,IoT technologies,AI and digital twin technologies to construct a comprehensive and effici...Currently,how to organically combine intelligent inspection and monitoring technologies,unmanned robotic operation technologies,IoT technologies,AI and digital twin technologies to construct a comprehensive and efficient intelligent management and maintenance system for infrastructure has become a hot issue of common concern in the academic and industrial fields.It is also an inevitable requirement for promoting the development of certain fields like smart urban and rural areas,safe cities,smart road networks,and intelligent transportation.展开更多
Currently,how to organically combine intelligent inspection and monitoring technologies,unmanned robotic operation technologies,IoT technologies,AI and digital twin technologies to construct a comprehensive and effici...Currently,how to organically combine intelligent inspection and monitoring technologies,unmanned robotic operation technologies,IoT technologies,AI and digital twin technologies to construct a comprehensive and efficient intelligent management and maintenance system for infrastructure has become a hot issue of common concern in the academic and industrial fields.It is also an inevitable requirement for promoting the development of certain fields like smart urban and rural areas,safe cities,smart road networks,and intelligent transportation.展开更多
preyed upon not by strangers but people known to their family, says a report published by Protecting/ Girls, a charity project. The report covered sexual abuse cases published by the Chinese media from May 23, 2013 to...preyed upon not by strangers but people known to their family, says a report published by Protecting/ Girls, a charity project. The report covered sexual abuse cases published by the Chinese media from May 23, 2013 to May 22, 2014.展开更多
DUBBED the“roof of the world,”the“third pole,”and the“water tower of Asia,”the Qinghai-Tibet Plateau is of prominent ecological significance.It helps adjust the climate in Asia and the entire Northern Hemisphere...DUBBED the“roof of the world,”the“third pole,”and the“water tower of Asia,”the Qinghai-Tibet Plateau is of prominent ecological significance.It helps adjust the climate in Asia and the entire Northern Hemisphere.Upholding the principle of green development in Tibet Autonomous Region,the Chinese government has rolled out a series of measures to safeguard the ecology of Tibet.They include the Plan for the Ecological Safety Barrier Protection and Improvement in Tibet(2008-2030),the afforestation project along the Yarlung Zangbo River,Nujiang River,Lhasa River,Nianchu River,Yalong River,and Shiquan River,and the strategy and action plan for preserving biodiversity in Tibet Autonomous Region.With stringent measures and effective systems in place,Tibet sees a well-preserved ecosystem shoring up endeavors to improve people’s livelihood and sustain economic and social progress.展开更多
Chinese young people are gearing up for preserving the ocean and marine wildlife.IU Qian is a diving instructor and an ardent volunteer for marine environmental protection.He has been to many tourist attractions aroun...Chinese young people are gearing up for preserving the ocean and marine wildlife.IU Qian is a diving instructor and an ardent volunteer for marine environmental protection.He has been to many tourist attractions around the world,such as the Nile River in Africa and the Red Sea lying between Africa and Asia.He turned his passion into a career,devoting himself to exploring deeper waters and sharing his knowledge and skills with more people in preserving the blue planet.展开更多
Grape crops are a great source of income for farmers.The yield and quality of grapes can be improved by preventing and treating diseases.The farmer’s yield will be dramatically impacted if diseases are found on grape...Grape crops are a great source of income for farmers.The yield and quality of grapes can be improved by preventing and treating diseases.The farmer’s yield will be dramatically impacted if diseases are found on grape leaves.Automatic detection can reduce the chances of leaf diseases affecting other healthy plants.Several studies have been conducted to detect grape leaf diseases,but most fail to engage with end users and integrate the model with real-time mobile applications.This study developed a mobile-based grape leaf disease detection(GLDD)application to identify infected leaves,Grape Guard,based on a TensorFlow Lite(TFLite)model generated from the You Only Look Once(YOLO)v8 model.A public grape leaf disease dataset containing four classes was used to train the model.The results of this study were relied on the YOLO architecture,specifically YOLOv5 and YOLOv8.After extensive experiments with different image sizes,YOLOv8 performed better than YOLOv5.YOLOv8 achieved 99.9%precision,100%recall,99.5%mean average precision(mAP),and 88%mAP50-95 for all classes to detect grape leaf diseases.The Grape Guard android mobile application can accurately detect the grape leaf disease by capturing images from grape vines.展开更多
In a hall of the Potala Palace, a treasure trove of Tibetan history and culture in Lhasa, capital of Tibet Autonomous Region in southwest China, a 7-meter high book shelf is stacked with priceless ancient documents, i...In a hall of the Potala Palace, a treasure trove of Tibetan history and culture in Lhasa, capital of Tibet Autonomous Region in southwest China, a 7-meter high book shelf is stacked with priceless ancient documents, including one written in the 17th century.展开更多
When American journalist Donovan Webster explored the Badain Jaran Desert,the fourth largest desert in the world lying in Inner Mongolia Autonomous Region in northern China,he was struck by its history dating back to ...When American journalist Donovan Webster explored the Badain Jaran Desert,the fourth largest desert in the world lying in Inner Mongolia Autonomous Region in northern China,he was struck by its history dating back to the 14th century.He was also impressed by the hospitality of the locals wherever he went,offering him accommodation,food,and travel tips.He and many other explorers and geologists would be happy that the unique desert of sand towers and lakes has been recognized as a UNESCO World Heritage Site,the first such honor for a Chinese desert.With this inclusion,China now boasts 15 World Natural Heritage sites and four heritage sites noted for both cultural and natural features.展开更多
An endangered species,the black-andwhite snub-nosed monkey of south China has today become a story of conservation success.LI Fuhui has a deep emotional connection with the“Snow Mountain genie,”a moniker of the snub...An endangered species,the black-andwhite snub-nosed monkey of south China has today become a story of conservation success.LI Fuhui has a deep emotional connection with the“Snow Mountain genie,”a moniker of the snubnosed monkey,a rare and endangered primate unique to China.His lens has captured countless extraordinary moments of the species,also known as the Yunnan golden hair monkey,in their daily lives in the Baima Snow Mountain National Nature Reserve in Yunnan Province in the southwest.展开更多
The immense grassland unfolded in front of our eyes,with no sign of human habitation for hundreds of miles.This is where Tashi Norbu,a wildlife guardian at the Norbu Yugyel Management and Protection Station,came for h...The immense grassland unfolded in front of our eyes,with no sign of human habitation for hundreds of miles.This is where Tashi Norbu,a wildlife guardian at the Norbu Yugyel Management and Protection Station,came for his everyday work-the no man’s land of Changtang Grassland in Nyima County of Nagqu City.展开更多
1 Exploring Transylvania,with its promises of ancient buildings,wall‑guarded churches and fantastic castles,is a genuine treat for nature lovers,but since October 2022,a new social project,Via Transilvanica,aims to in...1 Exploring Transylvania,with its promises of ancient buildings,wall‑guarded churches and fantastic castles,is a genuine treat for nature lovers,but since October 2022,a new social project,Via Transilvanica,aims to invite active travelers to explore the essence of Romanian culture.展开更多
With the persevering efforts of a group of dedicated guardians,Erhai Lake in Yunnan is brimming with renewed vitality,enticing visitors with stunning scenery.
This site in the Peal River Delta abounds in unusual towers built for defense and as a refuge from natural disasters Jiangmen, in the Pearl River Delta in south China, is an enchanting city. Under its jurisdiction are...This site in the Peal River Delta abounds in unusual towers built for defense and as a refuge from natural disasters Jiangmen, in the Pearl River Delta in south China, is an enchanting city. Under its jurisdiction are Xinhui District and Taishan, Kaiping, Enping and Heshan cities, historically known as Wuyi (five counties) because of their shared popular customs.展开更多
1Introduction and main contributions Deep reinforcement learning that considers the advantages of both deep learning and reinforcement learning has achieved success in many fields[1],However,during the learning proces...1Introduction and main contributions Deep reinforcement learning that considers the advantages of both deep learning and reinforcement learning has achieved success in many fields[1],However,during the learning process,a possibility still exists that the agent fails in the task because of falling into hazardous states due to taking improper actions.展开更多
Fruits are defined as mature ovaries originated from a coordinated development between ovules(precursors of seeds)and carpels(precursors of the fruit body).Disconnecting the ovule development from carpel development i...Fruits are defined as mature ovaries originated from a coordinated development between ovules(precursors of seeds)and carpels(precursors of the fruit body).Disconnecting the ovule development from carpel development is a long-desired goal in agriculture to generate seedless fruits easier to consume.However,pollination and fertilization are required to promote hormone pathways-i.e.,auxin and gibberellin-that are crucial for seed and fruit set(Gillaspy et al.,1993;Raghavan,2003).Even though developing seeds are central for normal fruit development,examples of seedless or parthenocarpic fruits are present in wild and cultivated species(Joldersma and Liu,2017).展开更多
Frontier city in northeast fights to contain imported coronavirus cases As most areas in China started to lift lockdowns and incrementally resume normal life,Suifenhe,a sleepy border city in the northeast of the count...Frontier city in northeast fights to contain imported coronavirus cases As most areas in China started to lift lockdowns and incrementally resume normal life,Suifenhe,a sleepy border city in the northeast of the country,was put on the map by a surging number of imported corona virus cases.展开更多
目前已有文献给出了uBlock分组密码算法的侧信道防护方案,但是这些方案不仅延迟较高,难以适用于低延迟高吞吐场景,而且在毛刺探测模型下缺乏可证明安全性.针对这一问题,本文给出了在毛刺探测模型下具有可证明安全性的uBlock算法的低延...目前已有文献给出了uBlock分组密码算法的侧信道防护方案,但是这些方案不仅延迟较高,难以适用于低延迟高吞吐场景,而且在毛刺探测模型下缺乏可证明安全性.针对这一问题,本文给出了在毛刺探测模型下具有可证明安全性的uBlock算法的低延迟门限实现方案.此外,我们引入了Changing of the Guards技术来避免防护方案在执行过程中需要额外随机数.对于防护方案的安全性,我们用自动化评估工具SILVER验证了S盒的毛刺探测安全性,并用泄露评估技术TVLA(Test Vector Leakage Assessment)验证了防护方案的整个电路的安全性.最后,我们用Design Compiler工具对防护方案的性能消耗情况进行了评估.评估结果显示,与序列化实现方式的uBlock防护方案相比,我们的防护方案的延迟能够减少约95%.展开更多
文摘Currently,how to organically combine intelligent inspection and monitoring technologies,unmanned robotic operation technologies,IoT technologies,AI and digital twin technologies to construct a comprehensive and efficient intelligent management and maintenance system for infrastructure has become a hot issue of common concern in the academic and industrial fields.It is also an inevitable requirement for promoting the development of certain fields like smart urban and rural areas,safe cities,smart road networks,and intelligent transportation.
文摘Currently,how to organically combine intelligent inspection and monitoring technologies,unmanned robotic operation technologies,IoT technologies,AI and digital twin technologies to construct a comprehensive and efficient intelligent management and maintenance system for infrastructure has become a hot issue of common concern in the academic and industrial fields.It is also an inevitable requirement for promoting the development of certain fields like smart urban and rural areas,safe cities,smart road networks,and intelligent transportation.
文摘preyed upon not by strangers but people known to their family, says a report published by Protecting/ Girls, a charity project. The report covered sexual abuse cases published by the Chinese media from May 23, 2013 to May 22, 2014.
文摘DUBBED the“roof of the world,”the“third pole,”and the“water tower of Asia,”the Qinghai-Tibet Plateau is of prominent ecological significance.It helps adjust the climate in Asia and the entire Northern Hemisphere.Upholding the principle of green development in Tibet Autonomous Region,the Chinese government has rolled out a series of measures to safeguard the ecology of Tibet.They include the Plan for the Ecological Safety Barrier Protection and Improvement in Tibet(2008-2030),the afforestation project along the Yarlung Zangbo River,Nujiang River,Lhasa River,Nianchu River,Yalong River,and Shiquan River,and the strategy and action plan for preserving biodiversity in Tibet Autonomous Region.With stringent measures and effective systems in place,Tibet sees a well-preserved ecosystem shoring up endeavors to improve people’s livelihood and sustain economic and social progress.
文摘Chinese young people are gearing up for preserving the ocean and marine wildlife.IU Qian is a diving instructor and an ardent volunteer for marine environmental protection.He has been to many tourist attractions around the world,such as the Nile River in Africa and the Red Sea lying between Africa and Asia.He turned his passion into a career,devoting himself to exploring deeper waters and sharing his knowledge and skills with more people in preserving the blue planet.
文摘Grape crops are a great source of income for farmers.The yield and quality of grapes can be improved by preventing and treating diseases.The farmer’s yield will be dramatically impacted if diseases are found on grape leaves.Automatic detection can reduce the chances of leaf diseases affecting other healthy plants.Several studies have been conducted to detect grape leaf diseases,but most fail to engage with end users and integrate the model with real-time mobile applications.This study developed a mobile-based grape leaf disease detection(GLDD)application to identify infected leaves,Grape Guard,based on a TensorFlow Lite(TFLite)model generated from the You Only Look Once(YOLO)v8 model.A public grape leaf disease dataset containing four classes was used to train the model.The results of this study were relied on the YOLO architecture,specifically YOLOv5 and YOLOv8.After extensive experiments with different image sizes,YOLOv8 performed better than YOLOv5.YOLOv8 achieved 99.9%precision,100%recall,99.5%mean average precision(mAP),and 88%mAP50-95 for all classes to detect grape leaf diseases.The Grape Guard android mobile application can accurately detect the grape leaf disease by capturing images from grape vines.
文摘In a hall of the Potala Palace, a treasure trove of Tibetan history and culture in Lhasa, capital of Tibet Autonomous Region in southwest China, a 7-meter high book shelf is stacked with priceless ancient documents, including one written in the 17th century.
文摘When American journalist Donovan Webster explored the Badain Jaran Desert,the fourth largest desert in the world lying in Inner Mongolia Autonomous Region in northern China,he was struck by its history dating back to the 14th century.He was also impressed by the hospitality of the locals wherever he went,offering him accommodation,food,and travel tips.He and many other explorers and geologists would be happy that the unique desert of sand towers and lakes has been recognized as a UNESCO World Heritage Site,the first such honor for a Chinese desert.With this inclusion,China now boasts 15 World Natural Heritage sites and four heritage sites noted for both cultural and natural features.
文摘An endangered species,the black-andwhite snub-nosed monkey of south China has today become a story of conservation success.LI Fuhui has a deep emotional connection with the“Snow Mountain genie,”a moniker of the snubnosed monkey,a rare and endangered primate unique to China.His lens has captured countless extraordinary moments of the species,also known as the Yunnan golden hair monkey,in their daily lives in the Baima Snow Mountain National Nature Reserve in Yunnan Province in the southwest.
文摘The immense grassland unfolded in front of our eyes,with no sign of human habitation for hundreds of miles.This is where Tashi Norbu,a wildlife guardian at the Norbu Yugyel Management and Protection Station,came for his everyday work-the no man’s land of Changtang Grassland in Nyima County of Nagqu City.
文摘1 Exploring Transylvania,with its promises of ancient buildings,wall‑guarded churches and fantastic castles,is a genuine treat for nature lovers,but since October 2022,a new social project,Via Transilvanica,aims to invite active travelers to explore the essence of Romanian culture.
文摘With the persevering efforts of a group of dedicated guardians,Erhai Lake in Yunnan is brimming with renewed vitality,enticing visitors with stunning scenery.
文摘This site in the Peal River Delta abounds in unusual towers built for defense and as a refuge from natural disasters Jiangmen, in the Pearl River Delta in south China, is an enchanting city. Under its jurisdiction are Xinhui District and Taishan, Kaiping, Enping and Heshan cities, historically known as Wuyi (five counties) because of their shared popular customs.
基金supported by the National Natural Science Foundation of China(Grant No.61303108)Natural Science Foundation of Jiangsu Province(BK20211102)+1 种基金Suzhou Key,Industries Technological Innovation-Prospective_Applied Research Project(SYG201804)A Project Funded by the Priority Academic Program Development of JiangsuHigher Education Institutions.
文摘1Introduction and main contributions Deep reinforcement learning that considers the advantages of both deep learning and reinforcement learning has achieved success in many fields[1],However,during the learning process,a possibility still exists that the agent fails in the task because of falling into hazardous states due to taking improper actions.
基金This work is supported by grants from CNPq(409681/2018-0 to E.S.)FAPESP(17/17000-4 to E.S.,and 18/17441-3 to F.N.).
文摘Fruits are defined as mature ovaries originated from a coordinated development between ovules(precursors of seeds)and carpels(precursors of the fruit body).Disconnecting the ovule development from carpel development is a long-desired goal in agriculture to generate seedless fruits easier to consume.However,pollination and fertilization are required to promote hormone pathways-i.e.,auxin and gibberellin-that are crucial for seed and fruit set(Gillaspy et al.,1993;Raghavan,2003).Even though developing seeds are central for normal fruit development,examples of seedless or parthenocarpic fruits are present in wild and cultivated species(Joldersma and Liu,2017).
文摘Frontier city in northeast fights to contain imported coronavirus cases As most areas in China started to lift lockdowns and incrementally resume normal life,Suifenhe,a sleepy border city in the northeast of the country,was put on the map by a surging number of imported corona virus cases.
文摘目前已有文献给出了uBlock分组密码算法的侧信道防护方案,但是这些方案不仅延迟较高,难以适用于低延迟高吞吐场景,而且在毛刺探测模型下缺乏可证明安全性.针对这一问题,本文给出了在毛刺探测模型下具有可证明安全性的uBlock算法的低延迟门限实现方案.此外,我们引入了Changing of the Guards技术来避免防护方案在执行过程中需要额外随机数.对于防护方案的安全性,我们用自动化评估工具SILVER验证了S盒的毛刺探测安全性,并用泄露评估技术TVLA(Test Vector Leakage Assessment)验证了防护方案的整个电路的安全性.最后,我们用Design Compiler工具对防护方案的性能消耗情况进行了评估.评估结果显示,与序列化实现方式的uBlock防护方案相比,我们的防护方案的延迟能够减少约95%.
