搜索结果: 1-15 共查到“SNOW COVER”相关记录45条 . 查询时间(0.247 秒)
SNOW COVER MAPPING AND ICE AVALANCHE MONITORING FROM THE SATELLITE DATA OF THE SENTINELS
Snow Cover Ice Avalanche Sentinels
2018/5/15
In order to monitor ice avalanches efficiently under disaster emergency conditions, a snow cover mapping method based on the satellite data of the Sentinels is proposed, in which the coherence and bac...
Hydrological Modelling and data assimilation of Satellite Snow Cover Area using a Land Surface Model,VIC
Snowmelt Runoff Beas VIC model MODIS SCA Data Assimilation Direct Insertion Ensemble kalman filter (EnKF)
2016/11/30
The snow cover plays an important role in Himalayan region as it contributes a useful amount to the river discharge. So, besides estimating rainfall runoff, proper assessment of snowmelt runoff for ef...
ASSESSMENT OF FOUR TYPICAL TOPOGRAPHIC CORRECTIONS IN LANDSAT TM DATA FOR SNOW COVER AREAS
Landsat TM topographic correction Cosine correction C correction SCS correction SCS+C correction snow cover NDSI
2016/7/4
The accuracy of snow cover information extraction in remote-sensing images dependent on a variety of factors, especially in mountain area with complex terrain. This paper aims at analyzing the accurac...
SNOW COVER AREA CHANGING ANALYSIS OVER TIBETAN PLATEAU WITH MODIS AND ASTER DATA
Changing analysis Snow cover Mapping Tibetan Plateau MODIS ASTER
2016/1/3
The Tibetan Plateau is called "the third pole" of the Earth by its highest altitude. So it is the most sensitive area in the world to hydrological cycle and climatic change. Estimating and mapping the...
INTERCOMPARISON BETWEEN MODELLED AND SATELLITE-DERIVED SNOW COVER EXTENT WITHIN THE ALPINE AND SUBALPINE ZONE OF THE SWISS ALPS
subalpine zone Swiss Alps
2015/9/8
Snow cover represents an important variable with a wide impact on the environmental and socio-economic
system within alpine regions such as the Swiss Alps. Snow cover has a relevance within the alpin...
SPACE-TIME SERIES OF MODIS SNOW COVER PRODUCTS FOR HYDROLOGIC SCIENCE
MODIS Snow Cover Products Hydrologic Scienc
2015/9/8
The Moderate-Resolution Imaging Spectroradiometer flies on two NASA/EOS satellites, , each imaging
most of the Earth every day, Terra in the morning, Aqua in the afternoon. MODIS has 36 spectral band...
Water storage in snow cover and runoff in experimental basins in the Jizerské hory Mountains
snow water equivalent (SWE) runoff coefficient snowmelt simulation of discharge
2015/2/4
The main aim of this work was to compare the results of the water storages obtained in the experimental basins in the Jizerské hory Mountains before the time of snowmelt with the total outflows, which...
Comparative Analysis of Hyperspectral and Multispectral Data for Mapping Snow Cover and Snow Grain Size
Hyperion ASTER Landsat Snow grain size
2014/12/15
The present study demonstrates the potential of imaging spectroscopy to produce the snow cover maps and estimation of snow grain size in the Himalayan region. Snow cover maps and snow grain size produ...
Enhancement of snow cover change detection with sparse representation and dictionary learning
Snow Cover Change Detection NDSI Sparse Representation K-SVD k-means clustering
2014/12/15
Sparse representation and decoding is often used for denoising images and compression of images with respect to inherent features. In this paper, we adopt a methodology incorporating sparse representa...
RADIOMETRIC CALIBRATION OF TLS INTENSITY: APPLICATION TO SNOW COVER CHANGE DETECTION
Terrestrial Laser Scanning Radiometric Calibration Snow Cover Topographic Effect
2014/6/5
This paper reports on the radiometric calibration and the use of calibrated intensity data in applications related to snow cover monitoring with a terrestrial laser scanner (TLS). An application of th...
ASSIMILATION OF MODIS SNOW COVER FRACTION FOR IMPROVING SNOW VARIABLES ES TIMATION IN WEST CHINA
MODIS SCA Data Assimilation Ensemble Kalman Filter Common Land Model Snow Depth Snow Hydrology
2013/9/2
Accurate estimation of snow properties is important for effective water resources management especially in mountainous areas. In this work, we develop a snow data assimilation scheme based on ensemble...
Connecting European snow cover variability with large scale atmospheric patterns
European snow variability with large scale atmospheric patterns
2010/9/10
Winter snowfall and its temporal variability are important factors in the development of water management strategies for snow-dominated regions. For example, mountain regions of Europe rely on snow fo...
Use of satellite-derived data for characterization of snow cover and simulation of snowmelt runoff through a distributed physically based model of runoff generation
satellite-derived data snow cover snowmelt runoff runoff generation
2010/3/5
A technique of using satellite-derived data for constructing continuous snow characteristics fields for distributed snowmelt runoff simulation is presented. The satellite-derived data and the availabl...
The physical basis for and the various methods of measuring the water
equivalent of the snow cover by means of gamma-rays survey from aircraft
are discussed.Problcms of mapping the water equivalent ...
Evaporation from a Snow Cover Review and Discussion of Measurements
Evaporation Snow Cover Review Discussion of Measurements
2009/10/28
Possible evaporation rates from a snow surface with respect to available energy
and vapour pressure deficit in the air are discussed. In literature reported
measurements and measurements carried out...