搜索结果: 1-15 共查到“Backscatter”相关记录25条 . 查询时间(0.045 秒)
Exploring combinations of multi-temporal and multi-frequency radar backscatter observations to estimate above-ground biomass of tropical forest
Above-ground biomass Tropical forest Synthetic Aperture Radar Multi-frequency Multi-temporal
2024/2/5
Approaches exploiting the complementary information on forest above-ground biomass (AGB) contained in multi-temporal and multi-frequency radar backscatter have hardly been explored in the tropics. Hav...
BACKSCATTER ANALYSIS USING MULTI-TEMPORAL SENTINEL-1 SAR DATA FOR CROP GROWTH OF MAIZE IN KONYA BASIN, TURKEY
Sentinel-1 backscatter SAR maize crop growth monitoring land use
2018/5/11
Temporal monitoring of crop types is essential for the sustainable management of agricultural activities on both national and global levels. As a practical and efficient tool, remote sensing is widely...
IMPROVED PARAMETERIZATION OF WATER CLOUD MODEL FOR HYBRID-POLARIZED BACKSCATTER SIMULATION USING INTERACTION FACTOR
Water cloud model Vegetation descriptors Hybrid-polarized backscatter Interaction factor Leaf area index
2017/8/10
The prime aim of this study was to assess the potential of semi-empirical water cloud model (WCM) in simulating hybrid-polarized SAR backscatter signatures (RH and RV) retrieved from RISAT-1 data and ...
One year of tropospheri clidar measurements of aerosol extinction and backscatter
lidar EARLINET aerosol
2015/9/16
The aerosol lidar system operational at IMAA-CNR in Tito Scalo (PZ) (Southern Italy, 40°36'N, 15°44'E, 820 m
above sea level) is part of the EARLINET project. Systematic lidar measurements of aerosol...
ANALYSIS OF TIME-SERIES BACKSCATTER OF ERS-2 C-BAND SCATTEROMETER OVER THE THAR DESERT IN INDIA
Scatterometer ERS-2 Thar
2015/8/31
Space-borne wind scatterometers are important element of microwave remote sensing systems because of their proven ability to
make all-weather measurements of wind vector over the ocean. In addition t...
Estimating Zooplankton Biomass Distribution in the Water Column Near the Endeavour Segment of Juan de Fuca Ridge Using Acoustic Backscatter and Concurrently Towed Nets
Estimating Zooplankton Biomass Water Column Near Endeavour Segment Juan de Fuca Ridge Acoustic Backscatter Concurrently Towed Nets
2015/7/14
Logistical challenges, time, and the cost of towed net surveys make it difficult to obtain estimates of secondary biomass and production in the open ocean outside the summer sampling season. Alternate...
LONG-TERM SOIL MOISTURE TIME SERIES ANALYSES BASED ON ACTIVE MICROWAVE BACKSCATTER MEASUREMENTS
Soil moisture scatterometers land surface dynamics
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...
STATISTICAL ANALYSIS OF BACKSCATTER DATA FROM DIFFERENT GENUS OF AQUATIC PLANTS
SAR Multipolarization Aquatic Plants Statistical Distribution
2015/2/4
This is a study of the statistical properties of a multipolarimetric SAR data to discriminate aquatic
plants. Here was tested the goodness-of-fit of data from different genus of aquatic plants to fiv...
BIOMASS ESTIMATION OF FOREST AND SAVANNA TRANSITION VEGETATION ZONE BY JERS-1 AND SIR-C BACKSCATTER DATA
Tropical Rain Forest Savanna Biomass Inventory Microwave Data Amazonia
2015/2/3
The inventory and monitoring of transition zones between tropical rain forest and savanna formations in Brazilian Amazonia are an essential step for an accurate analysis of global change and biodivers...
COMPARISON OF MICROWAVE BACKSCATTER ANISOTROPY PARAMETERISATIONS OVER THE ANTARCTIC ICE SHEET
Snow Ice Glaciology Research Active Microwave Satellite
2014/4/30
The Antarctic Ice Sheet exhibits a strong anisotropy in microwave backscatter, both as a function of azimuth angle and incidence angle. This anisotropy arises as a result of i) the alignment of roughn...
Assessment of the CALIPSO Lidar 532 nm attenuated backscatter calibration using the NASA LaRC airborne High Spectral Resolution Lidar
the CALIPSO Lidar 532 nm backscatter calibration the NASA LaRC airborne High Spectral Resolution Lidar
2011/2/25
This paper presents a quantitative assessment of the CALIOP 532 nm calibration (through the 532 nm total attenuated backscatter) using internally calibrated airborne HSRL underflight data and is the m...
Crystallographic Characteristic of Intermetallic Compounds in Al-Si-Mg Casting Alloys by Using Electron Backscatter Diffraction
Al-Si-Mg alloys intermetallic compound electron backscatter diffraction (EBSD)
2011/8/3
The Al-Si-Mg alloy which can be strengthened by heat treatment is widely applied to the key components of aerospace and aeronautics. Iron-rich intermetallic compounds are well known to be strongly inf...
Relating surface backscatter response from TRMM precipitation radar to soil moisture:results over a semi-arid region
surface backscatter response TRMM precipitation radar soil moisture
2010/2/20
The Tropical Rainfall Measuring Mission (TRMM) carries aboard the Precipitation Radar (TRMMPR) that measures the backscatter (σ°) of the surface. σ° is sensitive to surface soil moisture and vegetatio...
Relating surface backscatter response from TRMM precipitation radar to soil moisture:results over a semi-arid region
surface backscatter response TRMM precipitation radar soil moisture semi-arid region
2010/3/5
The Tropical Rainfall Measuring Mission (TRMM) carries aboard the Precipitation Radar (TRMMPR) that measures the backscatter (σ°) of the surface. σ° is sensitive to surface soil moisture and vegetatio...
Validation of CALIPSO space-borne-derived attenuated backscatter coefficient profiles using a ground-based lidar in Athens,Greece
CALIPSO backscatter coefficient profiles ground-based lidar Athens
2010/2/8
We present initial aerosol validation results of the space-borne lidar CALIOP -onboard the CALIPSO satellite- Level 1 attenuated backscatter coefficient profiles, using coincident observations perform...