NSTL国家科技图书文献中心

1. A novel spectro-temporal index NDTeI combined with machine learning algorithm for Sentinel-2 cloud detection NSTL国家科技图书文献中心

Xinkai Ai | Shuai Xie ... - 《International journal of remote sensing》 - 2024,45(11/12) - 4023～4045 - 共23页

摘要：ABSTRACT There are challenges for cloud detection over bright surfaces, especially for Sentinel-2 image without thermal band. In this paper, we developed a new cloud detection algorithm for Sentinel-2...

关键词： Sentinel-2 | cloud detection | image compositing | algorithm integration | bright surfaces

2. Validation of solar-induced chlorophyll fluorescence products derived from OCO-2/3 observations using tower-based in situ measurements NSTL国家科技图书文献中心

Shanshan Du | Xinjie Liu ... - 《Remote sensing letters》 - 2023,14(7/9) - 713～721 - 共9页

摘要：ABSTRACT Spaceborne solar-induced chlorophyll fluorescence (SIF) products have emerged over the past decade. However, limited by the spatial-temporal mismatch between satellite-based and ground measur...

关键词： Solar-induced chlorophyll fluorescence (SIF) | OCO-2/3 | tower-based,in situ measurements | validation

3. Applications of a Thermal-Based Two-Source Energy Balance Model Coupling the Sun-Induced Chlorophyll Fluorescence Data EI 工程索引 NSTL国家科技图书文献中心

Lisheng Song | Zhonghao Ding ... - 《IEEE geoscience and remote sensing letters》 - 2023,20 - 1～5 - 共5页

摘要：Quantifying and monitoring land surface evapotranspiration (ET) is an essential task for understanding the earth’s water, energy, and carbon cycles. ET, specifically plant transpiration ( $T$ ), is ...

关键词： Land surface | Heating systems | Biological system modeling | Atmospheric modeling | Mathematical models | Temperature measurement | Sea measurements

4. A novel red‐edge spectral index for retrieving the leaf chlorophyll content SCIE Web of Science核心 NSTL国家科技图书文献中心

Hu Zhang | Jing Li ... - 《Methods in Ecology and Evolution》 - 2022,13(12) - 2771～2787 - 共17页

摘要：Abstract The leaf chlorophyll content (Chlleaf) is a crucial vegetation parameter in carbon cycle modelling and agricultural monitoring at local, regional and global scales. The red‐edge spectral regi...

关键词： chlorophyll content estimation | chlorophyll product | PROSAIL model | remote sensing | spectral vegetation index

5. ChinaSpec: A Network for Long-Term Ground-Based Measurements of Solar-Induced Fluorescence in China SCOPUS Scopus数据库 NSTL国家科技图书文献中心

Yongguang Zhang | Qian Zhang ... - 《Journal of Geophysical Research. Biogeosciences》 - 2021,126(3) - e2020JG006042-1～e2020JG006042-25 - 共25页

摘要：Remotely sensed solar-induced fluorescence (SIF) has emerged as a novel and powerful approach for terrestrial vegetation monitoring.Continuous measurements of SIF in synergy with concurrent eddy covar...

关键词： ChinaSpec | Network | Solar-Induced Fluorescence

6. Predicting surface reflectance using time series harmonic model and all available Landsat imagery NSTL国家科技图书文献中心

Shuai Xie | Liangyun Liu ... - 《2019 10th International Workshop on the Analysis of Multitemporal Remote Sensing Images: 10th International Workshop on the Analysis of Multitemporal Remote Sensing Images (MultiTemp), 5-7 Aug. 2019, Shanghai, China》 - International Workshop on the Analysis of Multitemporal Remote Sensing Images - 2019, - 1～4 - 共4页

摘要：A time series harmonic (TSH) model for predicting surface reflectance using all available Landsat 8 images in three years is developed. First, a cloud, cloud shadow, and snow detection algorithm calle...

关键词： Earth | Clouds | Remote sensing | Artificial satellites | Reflectivity | Predictive models | Time series analysis

NSTL主题词： surface reflectance | Time series | Landsat satellites | images | Imagery (Psychotherapy) | harmonics

7. GDTM: A Gaussian Dynamic Topic Model for Forwarding Prediction Under Complex Mechanisms SCOPUS Scopus数据库 EI 工程索引 NSTL国家科技图书文献中心

Qian Li | Liangyun Liu ... - 《IEEE transactions on computational social systems》 - 2019,6(2) - 338～349 - 共12页

摘要：Forwarding is the keyway for information propagation in social networks that affected by complex factors. Due to the fact that the forwarding mechanisms are essentially unclear, this paper focuses on ...

关键词： Predictive models | Analytical models | Probabilistic logic | Time factors | Gaussian distribution | Twitter

8. Dynamic mapping of broadband visible albedo of soil background at global 500-m from MODIS satellite products NSTL国家科技图书文献中心

Liangyun Liu | Xiao Zhang - 《Land surface and cryosphere remote sensing IV》 - SPIE Conference on Land Surface and Cryosphere Remote Sensing - 2018, - 107770L-1～107770L-4 - 共4页

摘要：Land surface albedo is considered to be a fundamental quantity for accurate assessment of the surface energy budget. Whereas satellite products usually provide total surface albedo, land surface model...

关键词： Soil albedo | MODIS | non-linear spectral model | fraction of vegetation cover

NSTL主题词： albedo | Moderate Resolution Imaging Spectroradiometer | broadband | satellites | MAPPING(MATHEMATICAL)

9. GLDA-FP: Gaussian LDA Model for Forward Prediction NSTL国家科技图书文献中心

Yunpeng Xiao | Liangyun Liu ... - 《Big Data – BigData 2018: 7th International Congress Held as Part of the Services Conference Federation, SCF 2018, Seattle, WA, USA, June 25–30, 2018, Proceedings》 - International Congress on Big Data - 2018, - 124～139 - 共16页

摘要：In social networks, information propagation is affected by diversity factors. In this work, we study the formation of forward behavior, map into multidimensional driving mechanisms and apply the behav...

关键词： Multidimensional driving mechanisms | Forward prediction LDA

NSTL主题词： Left-sided displacement of abomasum | laser Doppler anemometry | Anterior interventricular branch of left coronary artery | Gauss

10. Improving the retrieval of solar-induced chlorophyll fluorescence at canopy level by modeling the relative peak height of the apparent reflectance NSTL国家科技图书文献中心

Jiaochan Hu | Liangyun Liu ... - 《Journal of Applied Remote Sensing》 - 2017,11(2) - 026032-1～026032-15 - 共15页

摘要：Recently, a great number of algorithms have been used in connection with the retrieval of solar-induced chlorophyll fluorescence (SIF) with the aim of detecting the physiological status of vegetation....