Crystal Schaaf

33.4k total citations · 7 hit papers
250 papers, 20.6k citations indexed

About

Crystal Schaaf is a scholar working on Global and Planetary Change, Ecology and Environmental Engineering. According to data from OpenAlex, Crystal Schaaf has authored 250 papers receiving a total of 20.6k indexed citations (citations by other indexed papers that have themselves been cited), including 152 papers in Global and Planetary Change, 151 papers in Ecology and 122 papers in Environmental Engineering. Recurrent topics in Crystal Schaaf's work include Remote Sensing in Agriculture (146 papers), Remote Sensing and LiDAR Applications (75 papers) and Atmospheric and Environmental Gas Dynamics (75 papers). Crystal Schaaf is often cited by papers focused on Remote Sensing in Agriculture (146 papers), Remote Sensing and LiDAR Applications (75 papers) and Atmospheric and Environmental Gas Dynamics (75 papers). Crystal Schaaf collaborates with scholars based in United States, China and Australia. Crystal Schaaf's co-authors include Alan H. Strahler, Feng Gao, M. A. Friedl, Xiaoyang Zhang, J.C.F. Hodges, Wolfgang Lucht, Zhuosen Wang, Curtis E. Woodcock, Miguel O. Román and Alfredo Huete and has published in prestigious journals such as Nature Communications, SHILAP Revista de lepidopterología and Journal of Geophysical Research Atmospheres.

In The Last Decade

Crystal Schaaf

246 papers receiving 19.8k citations

Hit Papers

Global land cover mapping... 2000 2026 2008 2017 2002 2003 2000 2008 2020 500 1000 1.5k 2.0k
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Global land cover mapping from MODIS: algorithms and early results
    2002 2.2k citations M. A. Friedl, Alan H. Strahler et al. Remote Sensing of Environment profile →
  2. Monitoring vegetation phenology using MODIS
    2003 2.0k citations Xiaoyang Zhang, M. A. Friedl et al. Remote Sensing of Environment profile →
  3. An algorithm for the retrieval of albedo from space using semiempirical BRDF models
    2000 839 citations Wolfgang Lucht, Crystal Schaaf et al. profile →
  4. Multi-temporal MODIS–Landsat data fusion for relative radiometric normalization, gap filling, and prediction of Landsat data
    2008 440 citations David P. Roy, Crystal Schaaf et al. Remote Sensing of Environment profile →
  5. Terrestrial laser scanning in forest ecology: Expanding the horizon
    2020 344 citations Crystal Schaaf et al. Remote Sensing of Environment profile →
  6. Benefits of the free and open Landsat data policy
    2019 327 citations David P. Roy, Curtis E. Woodcock et al. Remote Sensing of Environment profile →
  7. A general method to normalize Landsat reflectance data to nadir BRDF adjusted reflectance
    2016 280 citations David P. Roy, Crystal Schaaf et al. Remote Sensing of Environment profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
Crystal Schaaf 12.6k 11.9k 8.6k 6.3k 2.2k 250 20.6k
Alan H. Strahler 11.6k 0.9× 13.5k 1.1× 9.9k 1.2× 5.6k 0.9× 2.0k 0.9× 228 21.4k
David P. Roy 12.8k 1.0× 11.3k 1.0× 5.7k 0.7× 4.3k 0.7× 1.1k 0.5× 206 19.4k
Michael E. Schaepman 7.5k 0.6× 10.7k 0.9× 5.9k 0.7× 2.6k 0.4× 2.5k 1.1× 398 17.7k
M. A. Friedl 16.8k 1.3× 15.9k 1.3× 8.7k 1.0× 6.1k 1.0× 4.2k 1.9× 176 26.5k
Dar A. Roberts 10.3k 0.8× 10.7k 0.9× 6.6k 0.8× 3.7k 0.6× 1.9k 0.8× 306 20.3k
Éric Vermote 24.5k 1.9× 14.3k 1.2× 8.3k 1.0× 16.1k 2.5× 1.6k 0.7× 160 34.2k
Feng Gao 13.0k 1.0× 13.6k 1.1× 8.6k 1.0× 5.7k 0.9× 1.8k 0.8× 270 22.8k
Curtis E. Woodcock 17.5k 1.4× 19.1k 1.6× 10.9k 1.3× 7.0k 1.1× 2.5k 1.1× 221 31.0k
Shunlin Liang 18.2k 1.4× 11.3k 1.0× 10.5k 1.2× 10.9k 1.7× 858 0.4× 548 29.0k
Rasmus Fensholt 12.7k 1.0× 9.4k 0.8× 5.2k 0.6× 3.9k 0.6× 1.4k 0.6× 255 19.2k

Countries citing papers authored by Crystal Schaaf

Since Specialization
Citations

This map shows the geographic impact of Crystal Schaaf's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Crystal Schaaf with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Crystal Schaaf more than expected).

Fields of papers citing papers by Crystal Schaaf

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Crystal Schaaf. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Crystal Schaaf. The network helps show where Crystal Schaaf may publish in the future.

Co-authorship network of co-authors of Crystal Schaaf

This figure shows the co-authorship network connecting the top 25 collaborators of Crystal Schaaf. A scholar is included among the top collaborators of Crystal Schaaf based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Crystal Schaaf. Crystal Schaaf is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Gao, Shuai, Xiaoyang Zhang, Hankui K. Zhang, et al.. (2024). A new constant scattering angle solar geometry definition for normalization of GOES-R ABI reflectance times series to support land surface phenology studies. Remote Sensing of Environment. 315. 114407–114407. 2 indexed citations
2.
Shen, Yu, Xiaoyang Zhang, Shuai Gao, et al.. (2023). Analyzing GOES-R ABI BRDF-adjusted EVI2 time series by comparing with VIIRS observations over the CONUS. Remote Sensing of Environment. 302. 113972–113972. 11 indexed citations
3.
Kim, Jin‐Soo, et al.. (2022). Mid-summer snow-free albedo across the Arctic tundra was mostly stable or increased over the past two decades. Environmental Research Letters. 17(12). 124026–124026. 1 indexed citations
4.
Elmes, Arthur, Angela Erb, Dorothy K. Hall, et al.. (2021). Consequences of the 2019 Greenland Ice Sheet Melt Episode on Albedo. Remote Sensing. 13(2). 227–227. 4 indexed citations
5.
Potter, Stefano, Kylen Solvik, Angela Erb, et al.. (2019). Climate change decreases the cooling effect from postfire albedo in boreal North America. Global Change Biology. 26(3). 1592–1607. 36 indexed citations
6.
Kiang, Nancy Y., Donatella Zona, Walter C. Oechel, et al.. (2019). Phenological control on the high Arctic ecosystem CO 2 exchange. AGU Fall Meeting Abstracts. 2019. 1 indexed citations
7.
Liu, Qinhuo, Guangjian Yan, Ziti Jiao, et al.. (2018). From Geometric-Optical Remote Sensing Modeling to Quantitative Remote Sensing Science—In Memory of Academician Xiaowen Li. Remote Sensing. 10(11). 1764–1764. 7 indexed citations
8.
Jiao, Ziti, Yadong Dong, Crystal Schaaf, et al.. (2018). An algorithm for the retrieval of the clumping index (CI) from the MODIS BRDF product using an adjusted version of the kernel-driven BRDF model. Remote Sensing of Environment. 209. 594–611. 83 indexed citations
9.
Jiao, Ziti, Xiaoning Zhang, François‐Marie Bréon, et al.. (2018). The influence of spatial resolution on the angular variation patterns of optical reflectance as retrieved from MODIS and POLDER measurements. Remote Sensing of Environment. 215. 371–385. 30 indexed citations
10.
Jiao, Ziti, Anxin Ding, Alexander Kokhanovsky, et al.. (2018). Development of a snow kernel to better model the anisotropic reflectance of pure snow in a kernel-driven BRDF model framework. Remote Sensing of Environment. 221. 198–209. 68 indexed citations
11.
Li, Zhan, Angela Erb, Qingsong Sun, et al.. (2018). Preliminary assessment of 20-m surface albedo retrievals from sentinel-2A surface reflectance and MODIS/VIIRS surface anisotropy measures. Remote Sensing of Environment. 217. 352–365. 49 indexed citations
12.
Chopping, Mark, et al.. (2018). Changes in tall shrub abundance on the North Slope of Alaska, 2000–2010. Remote Sensing of Environment. 219. 221–232. 7 indexed citations
13.
Wang, Zhuosen, Crystal Schaaf, Qingsong Sun, Yanmin Shuai, & Miguel O. Román. (2018). Capturing rapid land surface dynamics with Collection V006 MODIS BRDF/NBAR/Albedo (MCD43) products. Remote Sensing of Environment. 207. 50–64. 194 indexed citations
14.
Trlica, Andrew, Lucy R. Hutyra, Crystal Schaaf, Angela Erb, & Jonathan Wang. (2017). Albedo, Land Cover, and Daytime Surface Temperature Variation Across an Urbanized Landscape. Earth s Future. 5(11). 1084–1101. 107 indexed citations
15.
Román, Miguel O., et al.. (2016). MALIBU: A High Spatial Resolution Multi-Angle Imaging Unmanned Airborne System to Validate Satellite-derived BRDF/Albedo Products. AGU Fall Meeting Abstracts. 2016. 1 indexed citations
16.
Manninen, Terhikki, Aku Riihelä, Crystal Schaaf, Jeffrey R. Key, & Alessio Lattanzio. (2016). Intercalibration of Two Polar Satellite Instruments Without Simultaneous Nadir Observations. ESASP. 740. 78. 1 indexed citations
17.
Strahler, Alan H., Ewan S. Douglas, T. Cook, et al.. (2012). A Dual Wavelength Echidna® Lidar (DWEL) for Forest Structure Retrieval. AGUFM. 2012. 2 indexed citations
18.
Zhang, Xiaoyang, M. A. Friedl, Crystal Schaaf, Alan H. Strahler, & Annemarie Schneider. (2004). The footprint of urban climates on vegetation phenology. Geophysical Research Letters. 31(12). 252 indexed citations
19.
Moody, Eric G., Michael D. King, Steven Platnick, Crystal Schaaf, & Feng Gao. (2004). Spatially Complete Surface Albedo Data Sets: Value-Added Products Derived from Terra MODIS Land Products. AGU Fall Meeting Abstracts. 2003. 2 indexed citations
20.
Gao, Fan, Crystal Schaaf, A.H. Strahler, & Wolfgang Lucht. (2003). Variability of MODIS Albedo for Major Global Vegetation Types. AGUFM. 2003. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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