Results 71 to 80 of about 232 (163)

A Novel DEM Block Adjustment Method for Spaceborne InSAR Using Constraint Slices. [PDF]

Sensors (Basel), 2022
Wang R, Chai H, Guo B, Zhang L, Lv X.
europepmc   +1 more source

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

IEEE 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, Haiqiang Fu, Jianjun Zhu, Qijin Han, Aichun Wang, Mingxia Zhang, Huacan Hu, Dong Zeng, Zhiwei Liu, Zhiwei Li, Yang Liu   +10 more
doaj   +1 more source

Individualized 3D printed navigation template-assisted atlantoaxial pedicle screws vs. free-hand screws for the treatment of upper cervical fractures. [PDF]

Front Surg, 2022
Niu G, Cheng J, Liu L, Li C, Zhou G, Chen H, Liu T, Nie H, Sun Z, Jiang W, Zhou Q, Zhao B, Zhu J, Yu R, Guo Y, Yang Y, Bai J.   +16 more
europepmc   +1 more source

Prevalence and genotype distribution of HPV infection among women in Xiamen, China. [PDF]

Front Microbiol, 2023
Shen Y, Huang Y, Wang W, Zhang J, Chen X, Zhang L, Huang X, Ge Y.   +7 more
europepmc   +1 more source

SGCAD: A SAR-Guided Confidence-Gated Distillation Framework of Optical and SAR Images for Water-Enhanced Land-Cover Semantic Segmentation

Remote Sensing
Multimodal fusion of synthetic aperture radar (SAR) and optical imagery is widely used in Earth observation for applications such as land-cover mapping and surface-water mapping (including post-event flood mapping under near-synchronous acquisitions) and
Junjie Ma, Zhiyi Wang, Yanyi Yuan, Fengming Hu   +3 more
doaj   +1 more source

Repeat-pass space-surface bistatic SAR tomography: accurate imaging and first experiment

Space-surface bistatic synthetic aperture radar (SS-BiSAR) offers an additional observation angle for monostatic spaceborne SAR, making it a promising technology for high-accuracy deformation retrieval technology in local regions.
Chen X., Chen Z., Datcu M., Hu C., Li Y., Monti-Guarnieri A. V., Wang S.   +6 more
core   +1 more source

Joint Narrowband RFI Suppression and Phase Synchronization Signal Retrieval for BiSAR via Robust Principal Component Analysis

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Due to the complex electromagnetic environment and the increased demand for frequency occupation, radio frequency interference (RFI) is becoming a significant issue for the bistatic synthetic aperture radar (BiSAR), especially in the synchronization ...
Yuesheng Chen, Yijiang Nan, Yonghua Cai, Pingping Lu, Robert Wang   +4 more
doaj   +1 more source

Structural Characterization and Heparanase Inhibitory Activity of Fucosylated Glycosaminoglycan from Holothuria floridana. [PDF]

Mar Drugs, 2021
Shi X, Guan R, Zhou L, Zuo Z, Tao X, Wang P, Zhou Y, Yin R, Zhao L, Gao N, Zhao J.   +10 more
europepmc   +1 more source

Assessing Ground Deformation Dynamics and Driving Mechanisms in Beijing Using Integrated Sentinel-1A and LuTan-1 InSAR Observations

Ground deformation monitoring is pivotal for enhancing urban resilience and mitigating geohazards. This study presents a synergistic monitoring framework integrating 26 Sentinel-1A (C-band) and 16 LuTan-1 (L-band) SAR scenes acquired between December ...
Fengli Zhang, Jingwen Yuan, Junna Yuan, Xiaochen Liu, Yanan Jiao, Zhiwei Huang   +5 more
core   +1 more source

Monitoring and Analysis of Land Subsidence Induced by Social Aggregation Effects for Operational Subway via PS-InSAR: A Case Study in Guangzhou Metro Line 6, China

Applied Sciences
With the continuous construction and operation of urban subways, rapid changes in various urban elements have occurred, subsequently resulting in land subsidence along subway lines.
Jingxin Hou, Yang Liu, Zeying Lan, Xing Min, Xiao Zhang, Guochao Liu, Chunshuai Si, Yanan Du   +7 more
doaj   +1 more source