搜索结果: 1-15 共查到“测绘科学技术 Moisture”相关记录30条 . 查询时间(0.09 秒)
MAPPING SPATIAL MOISTURE CONTENT OF UNSATURATED AGRICULTURAL SOILS WITH GROUND-PENETRATING RADAR
Ground-penetrating radar moisture content agriculture soil spatial mapping active remote sensing
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2016/12/1
Soil subsurface moisture content, especially in the root zone, is important for evaluation the influence of soil moisture to agricultural crops. Conservative monitoring by point-measurement methods is...
MONITORING SOIL MOISTURE IN A COAL MINING AREA WITH MULTI-PHASE LANDSAT IMAGES
Monitoring soil moisture Remote sensing retrieval Landsat images Ground surface deformation Coal mining area
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2016/11/23
The coal development zone of Northern Shaanxi, China is one of the eight largest coal mines in the world, also the national energy and chemical bases. However, the coal mining leads to ground surface ...
GEOSPATIAL ANALYSIS OF NEAR-SURFACE SOIL MOISTURE TIME SERIES DATA OVER INDIAN REGION
Geographic Information System (GIS) Soil Moisture Active and passive microwave remote sensing Drought Rainfall Long term trend
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2016/11/23
The present study has developed the time series database surface soil moisture over India, for June, July and August months for the period of 20 years from 1991 to 2010, using data products generated ...
VALIDATION AND UPSCALING OF SOIL MOISTURE SATELLITE PRODUCTS IN ROMANIA
SMOS soil moisture validation
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2016/7/8
The study presents the validation of SMOS soil moisture satellite products for Romania. The validation was performed with in-situ measurements spatially distributed over the country and with in-situ m...
TREND ANALYSES OF A GLOBAL SOIL MOISTURE TIME SERIES DERIVED FROM ERS-1/-2 SCATTEROMETER DATA:FLOODS,DROUGHTS AND LONG TERM CHANGES
Soil moisture Time series ERS scatterometer Floods Droughts Climate change
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2016/1/3
Soil moisture is a governing parameter in many complex environmental processes from the disciplines of meteorology, hydrology and agriculture. Since rainfall is partitioned into runoff and infiltratio...
STUDY ON RELATION BETWEEN INSAR COHERENCE AND SOIL MOISTURE
Coherence Soil moisture InSAR Interferometry De-correlation
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2015/12/30
Coherence is an important parameter to measure InSAR data quality in repeat-pass interferometry and soil moisture change can cause de-correlation. Relation between coherence and soil moisture was exam...
SOIL MOISTURE ESTIMATION FROM RADARSAT-1,ASAR AND PALSAR DATA IN AGRICULTURAL FIELDS OF MENEMEN PLANE OF WESTERN TURKEY
RADARSAT-1 ASAR PALSAR Soil Moisture Backscatter
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2015/12/30
Due to the accelerating global warming, droughts which cause severe damages especially in the agriculture became a very recurrent phenomenon in all over the world. Monitoring the characteristics of so...
MODIFIED TRIANGLE METHOD TO ESTIMATE SOIL MOISTURE STATUS WITH MODERATE RESOLUTION IMAGING SPECTRORADIOMETER (MODIS) PRODUCTS
Remote Sensing Agriculture Soil Moisture Estimation
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2015/12/28
Soil moisture condition is one of the key parameters in environmental and agricultural modeling. In this paper, a modified triangle method (Ts/VI space) is suggested. Both NDVI and EVI are used in con...
Backpropagation Neural Network for Soil Moisture Retrieval Using NAFE'05 Data: a Comparison of Different Training Algorithms
Neural Network Backpropagation Soil Moisture Airborne Algorithms Microwave
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2015/12/18
The backpropagation artificial neural network (ANN) is a well-known and widely applied mathematical model for remote sensing applications for pattern recognition, approximation and mapping of non-line...
Use of Real-time Remote Sensing Data for Evaluating Soil Moisture and Salinity Effects on Light Penetration Depth
Remote sensing Soil moisture Salinity Real-time Radiometric correction Light penetration
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2015/12/2
Active and passive microwave remote sensing systems have been widely used for determination of soil moisture and salinity due to the high penetration depth and sensitivity of microwaves. We used optic...
SOIL MOISTURE EXPERIMENTS 2005 (SMEX05): PASSIVE MICROWAVE POLARIMETRIC SIGNATURES OF SOIL MOISTURE AND VEGETATION
Microwave Polarimetry WindSat APMIR
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2015/9/8
Microwave remote sensing provides a direct measurement of soil moisture; however, there have been many challenges in algorithm
science and technology that we have faced on the path to providing globa...
Remotely sensed soil moisture effects on carbon sequestration spatial patterns
Carbon sequestration soil moisture optical and thermal and radar remote sensing
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2015/9/2
Carbon emission and fixation fluxes are key variables to guide climate change stakeholders on the use of remediation techniques. To
develop Kyoto Protocol support tools, a sound application perspecti...
New Airborne Sensors for Soil Moisture Mapping
Airborne Sensor Development Passive Microwave Radiometry Soil Moisture Maps
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2015/9/2
MIRAMAP has developed a fully operational digital airborne sensor to produce detailed soil moisture maps. The airborne soil
moisture sensor is based on Passive Microwave Radiometry (PMR), a space tec...
LONG-TERM SOIL MOISTURE TIME SERIES ANALYSES BASED ON ACTIVE MICROWAVE BACKSCATTER MEASUREMENTS
Soil moisture scatterometers land surface dynamics
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2015/5/6
Active microwave sensors operating at lower microwave frequencies in the range from 1 to 10 GHz provide backscatter measurements that are sensitive to the moisture content of the soil. Thanks to a s...
Soil moisture measurements by synthetic aperture radar and scatterometers in the arid and semi-arid environment
Radar Soil-water-content Scatterometer Negev
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2015/2/5
Water is a scarce commodity in desert regions; yet, most remote sensing experiments of soil
moisture have been conducted in temperate areas. The ability to detect and reliably assess soil
moisture i...