搜索结果: 61-75 共查到“理学 system”相关记录1631条 . 查询时间(1.105 秒)
New study documents aftermath of a supereruption,and expands size of Toba magma system
documents aftermath supereruption Toba magma system
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2017/7/20
The rare but spectacular eruptions of supervolcanoes can cause massive destruction and affect climate patterns on a global scale for decades – and a new study has found that these sites also may exper...
MULTI-PATCHES IRIS BASED PERSON AUTHENTICATION SYSTEM USING PARTICLE SWARM OPTIMIZATION AND FUZZY C-MEANS CLUSTERING
Particle swarm optimization Fuzzy c-means Taylor’s series expansion weighted mean Hamming distance Iris recognition system
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2017/6/19
Locating the boundary parameters of pupil and iris and segmenting the noise free iris portion are the most challenging phases of an automated iris recognition system. In this paper, we have presented ...
DETECTION AND TRACKING OF MOVING OBJECTS WITH REAL-TIME ONBOARD VISION SYSTEM
Detection Tracking Background estimation Motion object Geometrical transform estimation
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2017/6/19
Detection of moving objects in video sequence received from moving video sensor is a one of the most important problem in computer vision. The main purpose of this work is developing set of algorithms...
2017 航天系统科学与工程国际会议（The International Conference on Aerospace System Science and Engineering 2017）
2017 航天系统科学与工程 国际会议
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2017/4/25
The International Conference on Aerospace System Science and Engineering (ICASSE 2017) is an international conference series which focuses on system-level research and development regarding astronauti...
2017服务系统工程会议（2017 Service System Engineering Conference）
2017 服务系统工程 会议
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2017/4/24
It is our great honor to welcome you to the 2017 Service System Engineering Conference & 2017 Symposium on Analytics and Risk (SSEC&SAR 2017), hosted jointly by Tongji University, the Society of Syste...
ALMA investigates ‘DeeDee,’a distant,dim member of our solar system
ALMA DeeDee a distant dim member solar system
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2017/4/27
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have revealed extraordinary details about a recently discovered far-flung member of our solar system, the planetary body 2014...
Preface: Evolution of the solar system: New advances in cosmochemistry and planetary chemistry
cosmochemistry planetary chemistry
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2017/4/10
The understanding of evolution of solar system has been
recently entered a phase of major change with the results
of new astronomical observation, several primitive extraterrestrial
samples includi...
Hydrogen diffusion in the apatite-water system: Fluorapatite parallel to the c-axis
apatite hydrogen diffusion H-D exchange H2O SIMS
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2017/4/10
Many studies in the past decade have sought to explore the origin and evolution of water in planetary bodies based on
the hydrogen isotopic compositions of apatite. However, no investigation has stud...
As fins evolve to help fish swim,so does the nervous system
fins evolve fish swim nervous system
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2017/4/27
The sensory system in fish fins evolves in parallel to fin shape and mechanics, and is specifically tuned to work with the fish’s swimming behavior, according to new research from the University of Ch...
Dynamics of fluid and heat flow in a CO2-based injection-production geothermal system
Binary system CO2-water displacement Heterogeneity Preferential flow
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2018/3/23
CO2 is now considered as a novel heat transmission fluid to extract geothermal energy. It can be used for both energy exploitation and CO2 geological sequestration. Here, a 3-D, “two-spot” pattern wel...
哈尔滨PHM2017（2017 Prognostics and System Health Management Conference）
哈尔滨 PHM 2017
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2017/3/9
The IEEE PHM 2017 sponsored by the IEEE Reliability Society is seeking original papers for presentation at the 8th Annual Conference on Prognostics and Health Management (PHM) held at Marriott Courtya...
Off-Switch for CRISPR-Cas9 Gene Editing System Discovered
Off-Switch CRISPR-Cas9 Gene Editing System
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2017/1/9
UC San Francisco researchers have discovered a way to switch off the widely used CRISPR-Cas9 gene-editing system using newly identified anti-CRISPR proteins that are produced by bacterial vi...
Young Stellar System Caught in Act of Forming Close Multiples
Young Stellar System Caught Forming Close Multiples
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2016/11/4
For the first time, astronomers have seen a dusty disk of material around a young star fragmenting into a multiple-star system. Scientists had suspected such a process, caused by gravitational instabi...
3D SURVEYING, MODELING AND GEO-INFORMATION SYSTEM OF THE NEW CAMPUS OF ITB-INDONESIA
UAV Photogrammetry Laser Scanner BIM 3D GIS CityGML IFC
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2016/10/14
The new campus of ITB-Indonesia, which is located at Jatinangor, requires good facilities and infrastructures to supporting all of campus activities. Those can not be separated from procurement and ma...
LANDSLIDE SUSCEPTIBILITY ASSESSMENT THROUGH FUZZY LOGIC INFERENCE SYSTEM (FLIS)
Landslide GIS Susceptibility Fuzzy logic Pakistan
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2016/10/14
Landslide is among one of the most important natural hazards that lead to modification of the environment. It is a regular feature of a rapidly growing district Mansehra, Pakistan. This caused extensi...