Results 31 to 40 of about 30,864,347 (112)

An Integrated Image Matching and Block Adjustment Method for Regional-Scale Spaceborne SAR Image Mapping

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The rapid development of spaceborne synthetic aperture radar (SAR) systems has provided abundant data for Earth observation. However, their initial relative geometric positioning accuracy remains insufficient for regional-scale SAR image mapping.
Ming Xia   +4 more
doaj   +1 more source

InSAR Inversion of the Source Mechanism of the 23 January 2024 Xinjiang Wushi Mw7.0 Earthquake

open access: yesRemote Sensing
The Mw7.0 earthquake that occurred on 23 January 2024, in Wushi County, Xinjiang, China, was centered on the Maidan fault, located at the rear edge of the Kalpin reverse-thrust system in the southwestern Tianshan Mountains, at a depth of 13 km.
Mingyang Jin, Yongsheng Li, Yujiang Li
doaj   +1 more source

Geocoding Refinement via Planar Block Adjustment for Spaceborne SAR Imagery in Low-Relief Terrain: A Case Study of LuTan-1

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The geolocation accuracy of spaceborne synthetic aperture radar (SAR) imagery is crucial for a wide range of applications, yet it is often degraded by errors in onboard parameters, making accurate geocoding refinement essential.
Kefu Wu   +10 more
doaj   +1 more source

An Innovative Internal Calibration Strategy and Implementation for LT-1 Bistatic Spaceborne SAR

open access: yesRemote Sensing
Bistatic and multistatic SAR technology, with its multi-dimensional, ultra-wide swath, and high-resolution advantages, is widely used in earth observation, military reconnaissance, deep space exploration, and other fields.
Yuanbo Jiao   +4 more
doaj   +1 more source

Evaluation of Radiometric and Polarimetric Errors in the LT-1A Satellite Data Based on Tropical Forests in the Amazon

open access: yesLeida xuebao
As a representative of China’s new generation of space-borne long-wavelength Synthetic Aperture Radar (SAR), the LuTan-1A (LT-1A) satellite was launched into a solar synchronous orbit in January 2022. The SAR onboard the LT-1A satellite operates in the L
Lei SHI   +6 more
doaj   +1 more source

The Impact of Human Activities on Microbial Quality of Rivers in the Vhembe District, South Africa. [PDF]

open access: yesInt J Environ Res Public Health, 2016
Traoré AN   +6 more
europepmc   +1 more source

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