• 1343 Citations
  • 17 h-Index
1980 …2020

Research output per year

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Research Output

  • 1343 Citations
  • 17 h-Index
  • 23 Article
  • 2 Conference contribution
  • 1 Chapter
  • 1 Conference article
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Article
2020

Seamless retrievals of chlorophyll-a from Sentinel-2 (MSI) and Sentinel-3 (OLCI) in inland and coastal waters: A machine-learning approach

Pahlevan, N., Smith, B., Schalles, J., Binding, C., Cao, Z., Ma, R., Alikas, K., Kangro, K., Gurlin, D., Hà, N., Matsushita, B., Moses, W., Greb, S., Lehmann, M. K., Ondrusek, M., Oppelt, N. & Stumpf, R., Apr 2020, In : Remote Sensing of Environment. 240, 111604.

Research output: Contribution to journalArticle

Open Access
2 Scopus citations
2018

Evaluating ultraviolet (UV) based photochemistry in optically complex coastal waters using the Hyperspectral Imager for the Coastal Ocean (HICO)

Cao, F., Mishra, D. R., Schalles, J. & Miller, W. L., Dec 31 2018, In : Estuarine, Coastal and Shelf Science. 215, p. 199-206 8 p.

Research output: Contribution to journalArticle

2 Scopus citations

Optical types of inland and coastal waters

Spyrakos, E., O'Donnell, R., Hunter, P. D., Miller, C., Scott, M., Simis, S. G. H., Neil, C., Barbosa, C. C. F., Binding, C. E., Bradt, S., Bresciani, M., Dall'Olmo, G., Giardino, C., Gitelson, A. A., Kutser, T., Li, L., Matsushita, B., Martinez-Vicente, V., Matthews, M. W., Ogashawara, I. & 5 others, Ruiz-Verdú, A., Schalles, J. F., Tebbs, E., Zhang, Y. & Tyler, A. N., Mar 2018, In : Limnology and Oceanography. 63, 2, p. 846-870 25 p.

Research output: Contribution to journalArticle

43 Scopus citations
2016
21 Scopus citations
2013

Landscape estimates of habitat types, plant biomass, and invertebrate densities in a Georgia salt marsh

Schalles, J. F., Hladik, C. M., Lynes, A. A. & Pennings, S. C., Sep 1 2013, In : Oceanography. 26, 3, p. 88-97 10 p.

Research output: Contribution to journalArticle

20 Scopus citations

Salt marsh elevation and habitat mapping using hyperspectral and LIDAR data

Hladik, C., Schalles, J. & Alber, M., Dec 1 2013, In : Remote Sensing of Environment. 139, p. 318-330 13 p.

Research output: Contribution to journalArticle

71 Scopus citations
2012

Mapping phytoplankton chlorophyll in turbid, Case 2 estuarine and coastal waters

Schalles, J. F. & Hladik, C. M., Dec 1 2012, In : Israel Journal of Plant Sciences. 60, 1-2, p. 169-191 23 p.

Research output: Contribution to journalArticle

2 Scopus citations
2010

Detecting the spatial and temporal variability of chlorophylla concentration and total suspended solids in Apalachicola Bay, Florida using MODIS imagery

Wang, H., Hladik, C. M., Huang, W., Milla, K., Edmiston, L., Harwell, M. A. & Schalles, J. F., Mar 2010, In : International Journal of Remote Sensing. 31, 2, p. 439-453 15 p.

Research output: Contribution to journalArticle

40 Scopus citations
2009

A comparison between above-water surface and subsurface spectral reflectances collected over inland waters

Bhatti, A. M., Rundquist, D., Schalles, J., Ramirez, L. & Nasu, S., Jul 17 2009, In : Geocarto International. 24, 2, p. 133-141 9 p.

Research output: Contribution to journalArticle

18 Scopus citations
2008

Retrieving quantum yield of sun-induced chlorophyll fluorescence near surface from hyperspectral in-situ measurement in productive water

Zhou, J., Gilerson, A., Ioannau, I., Hlaing, S., Schalles, J., Gross, B., Moshary, F. & Ahmed, S., Oct 27 2008, In : Optics Express. 16, 22, p. 17468-17483 16 p.

Research output: Contribution to journalArticle

11 Scopus citations
2007

Fluorescence component in the reflectance spectra from coastal waters. Dependence on water composition

Gilerson, A., Zhou, J., Hlaing, S., Ioannou, I., Schalles, J., Gross, B., Moshary, F. & Ahmed, S., Nov 26 2007, In : Optics Express. 15, 24, p. 15702-15721 20 p.

Research output: Contribution to journalArticle

74 Scopus citations

Remote chlorophyll-a retrieval in turbid, productive estuaries: Chesapeake Bay case study

Gitelson, A. A., Schalles, J. F. & Hladik, C. M., Aug 30 2007, In : Remote Sensing of Environment. 109, 4, p. 464-472 9 p.

Research output: Contribution to journalArticle

280 Scopus citations
2004

Ultraviolet-visible and fluorescence spectral evidence of natural organic matter (NOM) changes along an estuarine salinity gradient

Alberts, J. J., Takács, M. & Schalles, J., Apr 2004, In : Estuaries. 27, 2, p. 296-310 15 p.

Research output: Contribution to journalArticle

12 Scopus citations
2002

Classifying and mapping general coral-reef structure using Ikonos data

Maeder, J., Narumalani, S., Rundquist, D. C., Perk, R. L., Schalles, J., Hutchins, K. & Keck, J., Dec 1 2002, In : Photogrammetric Engineering and Remote Sensing. 68, 12, p. 1297-1305 9 p.

Research output: Contribution to journalArticle

78 Scopus citations
1999

Comparative reflectance properties of algal cultures with manipulated densities

Gitelson, A. A., Schalles, J. F., Rundquist, D. C., Schiebe, F. R. & Yacobi, Y. Z., Jan 1 1999, In : Journal of Applied Phycology. 11, 4, p. 345-354 10 p.

Research output: Contribution to journalArticle

49 Scopus citations
1998

Estimation of chlorophyll a from time series measurements of high spectral resolution reflectance in an eutrophic lake

Schalles, J. F., Gitelson, A. A., Yacobi, Y. Z. & Kroenke, A. E., Apr 1 1998, In : Journal of Phycology. 34, 2, p. 383-390 8 p.

Research output: Contribution to journalArticle

128 Scopus citations
1996

Remote measurement of algal chlorophyll in surface waters: The case for the first derivative of reflectance near 690 nm

Rundquist, D. C., Han, L., Schalles, J. F. & Peake, J. S., Feb 1 1996, In : Photogrammetric Engineering and Remote Sensing. 62, 2, p. 195-200 6 p.

Research output: Contribution to journalArticle

126 Scopus citations
1995

Characterization of the accuracy and precision of spectral measurements by a portable, silicon diode array spectrometer

Starks, P. J., Schiebe, F. R. & Schalles, J. F., Jan 1 1995, In : Photogrammetric Engineering & Remote Sensing. 61, 10, p. 1239-1246 8 p.

Research output: Contribution to journalArticle

9 Scopus citations

The response of volume reflectance to manipulated algal concentrations above bright and dark bottoms at various depths in an experimental pool

Rundquist, D. C., Schalles, J. F. & Peake, J. S., Dec 1995, In : Geocarto International. 10, 4, p. 5-14 10 p.

Research output: Contribution to journalArticle

29 Scopus citations
1994

The spectral responses of algal chlorophyll in water with varying levels of suspended sediment

Han, L., Rundquist, D. C., Liu, L. L., Fraser, R. N. & Schalles, J. F., Dec 1994, In : International Journal of Remote Sensing. 15, 18, p. 3707-3718 12 p.

Research output: Contribution to journalArticle

90 Scopus citations
1993

Analysis of suspended solids in water using remotely sensed high resolution derivative spectra

Goodin, D. G., Luoheng Han, H., Fraser, R. N., Rundquist, D. C., Stebbins, W. A. & Schalles, J. F., Jan 1 1993, In : Photogrammetric Engineering & Remote Sensing. 59, 4, p. 505-510 6 p.

Research output: Contribution to journalArticle

103 Scopus citations
1989

Hydrology, community structure, and productivity patterns of a dystrophic Carolina Bay wetland

Schalles, J. F. & Shure, D. J., Jan 1 1989, In : Ecological Monographs. 59, 4, p. 365-385 21 p.

Research output: Contribution to journalArticle

70 Scopus citations
1980

Locations and areas of ponds and Carolina Bays at the Savannah River Plant ( Par Pond).

Shields, J. D., Woody, N. D., Dicks, A. S., Hollod, G. J. & Schalles, J., Jan 1 1980, In : [No source information available].

Research output: Contribution to journalArticle