Results 21 to 30 of about 8,690 (146)
Single-particle coal ignition and alkali metal radiation characteristics based on optical diagnosis technology [PDF]
Study on the ignition characteristics of coal is the theoretical basis for realizing the high-efficient and clean utilization of coal. The alkali metals such as K and Na in coal are released into the gas phase during combustion and enter the system ...
Fei XIE +7 more
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Fauna and distribution of Testacea (Protozoa) from Arctic, Antarctic and Tibet [PDF]
野生动物多样性是生物多样性监测与保护管理评价的关键指标,因此对野生动物进行长期监测是中国森林生物多样性监测网络(CForBio)等大尺度生物多样性监测研究计划的一个重要组成部分.2011年以来,CForBio网络陆续在多个森林动态监测样地开展以红外相机来监测野生动物多样性.随着我国野生动物红外相机监测网络的初步形成,亟待建立和执行基于红外相机技术的统一监测规范.基于3年来在我国森林动态监测样地红外相机监测的进展情况,以及热带生态评价与监测网络针对陆生脊椎动物(兽类和鸟类)所提出的红外相机监测规范 ...
周岐海 +6 more
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Architecture and key technologies of coalmine underground vision computing [PDF]
It has always been a common demand to stay away from the harsh environment with narrow space, numerous devices, complex operation process, and hidden hazards, and realize intelligent unmanned mining in the coal industry.
Bin LIU +8 more
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云南省由于先前没有兔狲(Otocolobus manul)的野外实体影像资料,因此无法确认其在云南省有分布。依托第二次青藏高原综合科学考察,项目团队于2020年8月—2024年12月在云南省迪庆藏族自治州香格里拉市累计安装180台红外相机进行野生动物本底资源调查。在2024年9月19日记录到一段兔狲(Otocolobus manul)的野外活动影像,该影像为云南省首例兔狲野外纪录资料,证实了兔狲在云南省的分布。
张文 +4 more
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Current status and developing recommendations of tailings dam failure [PDF]
This is the final version of the article. Available from Hindawi Publishing Corporation via the DOI in this record.Tailings dam failure accidents with limited emergency response time and huge potential threats, can often lead to heavy casualties and ...
Bu, L +4 more
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随着制造成本的降低和技术的快速发展,无人机在工程建设领域的应用也有了一些点滴的尝试。为了认清无人机技术在工程建设领域的应用现状,在梳理无人机技术基本原理、"无人机性能研究?技术初步交叉融合?技术广泛交叉融合"3个发展阶段的基础上,分析无人机技术在工程项目不同阶段的应用现状及未来应用前景,无人机是很好的自动化采集工具,与三维点云技术密不可分,通过三维影像技术在厦门地铁三号线车站大型施工场地的应用实践,对无人机辅助工程项目施工阶段的场地布置和进度管控中的技术可行性进行探讨 ...
周红, 林树枝, 洪娇莉
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Plant phenomics::history, present status and challenges [PDF]
With the development of remote sensing, robotics, computer vision and artificial intelligence, plant phenomics research has been developing rapidly in recent years.
Cheng, Tao +11 more
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Abstract Measuring area‐based conservation outcomes in tropical forests is challenging due to cryptic human disturbances (e.g., hunting). As a result, comparative studies of management strategies providing quantitative outcomes remain scarce, especially in the Neotropics.
Lucy Perera‐Romero +5 more
wiley +1 more source
Study on activity rhythms and behavior time budgets of wild Red muntjac (Muntiacus vaginalis) in Fujian Wuyi Mountain National Nature Reserve using infrared camera trap [PDF]
自2016年1月1日~12月19日在福建武夷山国家级自然保护区采用红外相机陷阱技术对赤麂进行监测,所有红外相机累计达到7985个有效工作日,共获得赤麂的独立有效照片为757张(组),鉴定出844只(次)个体,对其性别、行为类型、活动时间等信息进行记录和汇总,分析赤麂的活动节律和行为时间分配,并初步探究幼麂的行为,研究结果如下: 赤麂属于以晨昏活动为主的昼行性动物,活动高峰呈双峰型,在早上6:00~8:00和傍晚18:00~19:00出现;不同季节、不同性别的赤麂日活动强度模式相似,利用Mann ...
王海婴
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Research on Automatic Measurement Method of Three-dimensional Gamma Dose Rate Radiation Field Based on VSLAM [PDF]
To address the need for rapid acquisition of gamma radiation field information in nuclear facility sites and digital radiation protection systems, simultaneous localization and mapping (SLAM) technology was combined with gamma dose detection technology ...
LI Hui1, 2, 3, , FAN Qing1, LI Hua1, 2, 3, , LIU Liye1, 2, 3, CHEN Faguo1, 2, 3, LI Deyuan1, ZHAO Yuan1, 2, 3
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