搜索结果: 1-12 共查到“地球物理学 K-P-Means”相关记录12条 . 查询时间(0.092 秒)
3D BUILDING MODELS SEGMENTATION BASED ON K-MEANS++ CLUSTER ANALYSIS
3D model segmentation cluster segmentation 3D building model K-means++ cluster
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2016/10/14
3D mesh model segmentation is drawing increasing attentions from digital geometry processing field in recent years. The original 3D mesh model need to be divided into separate meaningful parts or surf...
Ionospheric Doppler measurements by means of HF-radar techniques
shift Doppler ionosphere plasma drift
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2015/9/10
Studies of the dynamics of the ionosphere and its related phenomena are mainly based on Doppler Drift measurements. The time variation (ionisation/recombination) of plasma density, thermospheric wind ...
Validation of a method for ionospheric electron density reconstruction by means of vertical incidence data during quiet and storm periods
electron density model vertical incidence ionograms ionospheric data ingestion
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2015/9/10
A preliminary validation of the technique developed using the NeQuick ionospheric model and the 玡ffective ionization
parameter?Az, based on vertical total electron content data ingestion, was carried...
Perspectives of 2D and 3D mapping of atmospheric pollutants over urban areas by means of airborne DOAS spectrometers
DOAS applications in urban areas atmospheric pollutants tomography aircraft measurements of atmospheric trace gases
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2015/9/7
In the field of air quality control, optical remote sensing systems can measure the spatial distribution of gas pollutants, offering numerous advantages over conventional networks of in situ analysers...
Focus maps:a means of prioritizing data collection for efficient geo-risk assessment
Geo-risk assessment Vulnerability Data collection Sampling
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2015/8/17
Efficient Disaster Risk Reduction (DRR) management constantly calls upon high-quality information to be collected or updated for vulnerability monitoring and risk assessment. This process is often res...
Focus maps: a means of prioritizing data collection for efficient geo-risk assessment
Geo-risk assessment Vulnerability Data collection Sampling
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2015/8/14
Efficient Disaster Risk Reduction (DRR) management constantly calls upon high-quality information to be collected or updated for vulnerability monitoring and risk assessment. This process is often res...
Methodological aspects of a pattern-scaling approach to produce global fields of monthly means of daily maximum and minimum temperature
produce global fi elds daily maximum
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2014/12/18
A Climate Pattern-Scaling Model (CPSM) that
simulates global patterns of climate change, for a prescribed
emissions scenario, is described. A CPSM works by quantitatively establishing the statistica...
Krakatau caldera deposits: revisited and verification by geophysical means
Krakatau caldera Parasitic cones Caldera deposit Drillings at calderas S-wave attenuation Vp/Vs ratio
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2015/8/18
One of the differences between volcanic craters and calderas is that the latter bottoms are flatways filled with caldera deposit with lower density in comparison to country rocks. The 1883 Krakatau er...
Shallow seismicity in the area of Greece:its character as seen by means of a stochastic model
Shallow seismicity area of Greece means of a stochastic model
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2009/11/16
Occurrence of successive earthquake events in space is analysed by means of semi-stochastic processes. The analysis employs earthquakes events with M > 5.2 from the area of Greece and its surroundings...
An attempt to find precursors in the ULF geomagnetic data by means of flicker noise spectroscopy
ULF geomagnetic data means of flicker noise spectroscopy
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2009/11/9
The flicker noise spectroscopy which is a new phenomenological method for the retrieval of information contained in chaotic time signals, is based on the analysis of recognizable irregularities (pulse...
Tracking the Satellite 1957 a2»Sputnik I»by means of the finnish radiotheodolite
Tracking Satellite radiotheodolite
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2009/6/19
Tracking the Satellite 1957 a2»Sputnik I»by means of the finnish radiotheodolite.
A method for evaluating the earthquake resistant capacity of small-scale buildings by means of microtremors analysis
earthquake resistant capacity microtremors
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2009/3/5
Taking all things of earthquake protection into consideration, the dynamic properties of buildings are extremely important, because the defect of them may lead to the cause of heavy casualties. We hav...