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Spectral Decomposition Algorithm (SDA) is an unsupervised feature extraction technique similar to PCA that was developed to better distinguish spectral features in the space shuttle main engine's...
Search relevance: 165.37 | Views last month: 0 | Catalog Last Checked: August 04, 2025 at 02:12 PM -
The analysis of spectral signals for features that represent physical phenomenon is ubiquitous in the science and engineering communities. There are two main approaches that can be taken to...
Search relevance: 163.18 | Views last month: 3 | Catalog Last Checked: August 05, 2026 at 12:10 AM -
The synoptic gridded WOD (SG-WOD) provides 3D world ocean gridded temperature and salinity data in monthly increment from WOD profiles using the Optimal Spectral Decomposition (OSD). The SG-WOD...
Search relevance: 55.81 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 02:39 AM -
Here are some results from the Spectra Decomposition Algorithm on infrared spectral images of Saturn's moon Enceladus. Figure 1 is the spatial contribution of the 2nd component. Notice...
Search relevance: 54.57 | Views last month: 3 | Catalog Last Checked: July 28, 2026 at 11:49 PM -
The synoptic gridded Global Temperature and Salinity Profile Programme (SG-GTSPP) provides world ocean 3D gridded temperature and salinity data in monthly increments using the Optimal Spectral...
Search relevance: 54.01 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 02:39 AM -
The synoptic monthly gridded Japan/East Sea dataset (SMG-JES) provides 3D gridded (temperature, salinity) and absolute geostrophic velocity (current u, current v) data in monthly increment from...
Search relevance: 50.45 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 02:54 AM -
The synoptic monthly gridded Gulf of Mexico dataset (SMG-GM) provides 3D gridded (T, S) and absolute geostrophic velocity (u,v) fields in monthly increment from WOD profiles using the Optimal...
Search relevance: 49.82 | Views last month: 1 | Catalog Last Checked: August 03, 2026 at 02:45 AM -
Synoptic monthly gridded Mediterranean Sea temperature (T), salinity (S), and absolute geostrophic velocity (u, v) fields are produced from the NOAA National Centers for Environmental Information...
Search relevance: 48.03 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 02:54 AM -
Sediment grab samples were collected at 158 locations on the foreshore and beach in the vicinity of Wainwright, Alaska, in October of 2009. Two of the grab samples were sieved and analyzed for...
Search relevance: 46.75 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:12 AM -
Shoreline position data from the CoastSat methodology were used to describe seasonal cycles of California beaches using time-series analyses. This data release includes the results of the...
Search relevance: 45.87 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:44 AM -
This dataset contains the data contributed by EPA/ORD/NERL/CED researchers to the manuscript "Advanced Error Diagnostics of the CMAQ and CHIMERE modeling systems within the AQMEII3 Model...
Search relevance: 44.19 | Views last month: 1 | Catalog Last Checked: August 03, 2026 at 12:42 AM -
Files containing daily maximum 8-hr ozone mixing ratio observations and WRF/CMAQ simulations used in the analysis presented in the manuscript “Dynamic Evaluation of Two Decades of WRF-CMAQ Ozone...
Search relevance: 41.74 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 12:41 AM -
Sediment grab samples were collected on the barriers and nearby seabed on and around Arey and Barter Islands, Alaska in July 2011 and analyzed for mean grain size. 43 terrestrial grab samples were...
Search relevance: 38.69 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:23 AM -
Grain-size data, including grain size, cumulative frequency, and median, was determined from samples collected at three bluff locations in the vicinity of Wainwright, Alaska. The different...
Search relevance: 38.68 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:14 AM -
This data release contains digital radiometric flight line data for a high-resolution airborne magnetic and radiometric survey over an area of northwest Arkansas (version 2.0, May 2026). Data and...
Search relevance: 27.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:59 AM -
This data release contains digital radiometric flight line data for a high-resolution airborne magnetic and radiometric survey over southeastern Illinois, western Kentucky, and southern Indiana,...
Search relevance: 25.10 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 03:03 AM -
This data release contains reflectance spectra of residue (senesced vegetation) for common row crops (corn, soybean, winter wheat) and cover crops (cereals, legumes, brassicas). Two-hundred and...
Search relevance: 22.71 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:43 AM -
Nuclear obscuration plays a key role in the initial phases of AGN growth, yet not many highly obscured AGN are currently known beyond the local Universe, and their search is an active topic of...
Search relevance: 17.68 | Views last month: 1 | Catalog Last Checked: June 23, 2026 at 09:39 PM -
Nuclear obscuration plays a key role in the initial phases of AGN growth, yet not many highly obscured AGN are currently known beyond the local Universe, and their search is an active topic of...
Search relevance: 16.95 | Views last month: 2 | Catalog Last Checked: June 23, 2026 at 09:40 PM
