The table below shows the most common keywords used by the author. The letters in brackets after some keywords denote if the keyword corresponds to Solar Physics (S) or Heliospheric Physics (H).
| Keyword
| Occurrences
|
|---|
| Astrophysics - Solar And Stellar Astrophysics [S]
| 6
|
| Sun: Activity
| 5
|
| Image Segmentation
| 5
|
| Solid Modeling
| 4
|
| Sun: Magnetic Fields
| 4
|
| Satellites
| 4
|
| Morphology
| 4
|
| Sun: Chromosphere [S]
| 4
|
| Vegetation Mapping
| 3
|
| Plages
| 3
|
| Sun: Photosphere [S]
| 3
|
| Space Weather
| 3
|
| South Portuguese Zone
| 3
|
| Shape
| 3
|
| Tec
| 3
|
| Middle Latitudes
| 3
|
| Methods: Data Analysis
| 3
|
| Remote Sensing
| 3
|
| Automatic Detection
| 3
|
| Sun: Corona [S]
| 3
|
| Coimbra Observatory
| 2
|
| Sun: Statistics
| 2
|
| Methods: Observational
| 2
|
| Electrical Engineering And Systems Science - Signal Processing
| 2
|
| Astrophysics - Instrumentation And Methods For Astrophysics
| 2
|
| Sun: Filaments [S]
| 2
|
| Mathematical Model
| 2
|
| Sun: Astrophysics - Solar And Stellar Astrophysics
| 2
|
| Sun: Observations
| 2
|
| Pattern Recognition
| 2
|
| Sun: Faculae [S]
| 2
|
| Geomagnetic Storms
| 2
|
| Sun: Sunspots
| 2
|
| Sun: Solar Cycle
| 2
|
| Sun: Coronal Mass Ejections
| 2
|
| R
| 1
|
| Programmatics
| 1
|
| Principal Component Analysis
| 1
|
| Positioning Errors
| 1
|
| Portugal
| 1
|
| Pixel
| 1
|
| Physics - Space Physics [H]
| 1
|
| Physics - Geophysics
| 1
|
| Physics - Atmospheric And Oceanic Physics
| 1
|
| Petroleum Seepage
| 1
|
| Object-based Image Analysis
| 1
|
| Neural Networks
| 1
|
| Midlatitudinal Ionosphere
| 1
|
| Methods: Statistical
| 1
|
| Mathematical Morphology
| 1
|
| Mars Surface
| 1
|
| Magnetohydrodynamics [S]
| 1
|
| Magnetogram
| 1
|
| Light Hydrocarbons
| 1
|
| Ionospheric Storms
| 1
|
| Ionospheric Scintillations
| 1
|
| Ionosphere Scintillations
| 1
|
| Ionosphere
| 1
|
| Instrumentation: Polarimeters
| 1
|
| Instrumentation: Adaptive Optics
| 1
|
| "scinda-iono" Toolbox
| 1
|
| Hydrocarbon Anomalies
| 1
|
| Historic Solar Observations
| 1
|
| Groundwater
| 1
|
| Gnss Tec
| 1
|
| Gnss
| 1
|
| Gix
| 1
|
| Geophysics
| 1
|
| Geometry
| 1
|
| Geochemistry
| 1
|
| Gas
| 1
|
| Gamma Radiation
| 1
|
| Europe
| 1
|
| Equatorial Plasma Bubbles Spill-over
| 1
|
| Equatorial Plasma Bubbles
| 1
|
| Dune Mapping
| 1
|
| Directional Structuring Elements
| 1
|
| Decision Region Borders
| 1
|
| Convolutional Neural Networks
| 1
|
| Contamination
| 1
|
| Carboniferous Shales
| 1
|
| Carboniferous
| 1
|
| Vitrinite Reflectance
| 1
|
| Unconventional Petroleum System
| 1
|
| Unconventional Petroleum Geology
| 1
|
| Umbra And Penumbra
| 1
|
| Total Organic Carbon
| 1
|
| Total Electron Content Prediction
| 1
|
| Toluene
| 1
|
| The Sun [S]
| 1
|
| Textural Units
| 1
|
| Telescopes
| 1
|
| Techniques: Image Processing
| 1
|
| Tec Modeling
| 1
|
| Tec Model
| 1
|
| Tec Forecasting
| 1
|
| Surface Geochemical Prospecting
| 1
|
| Sunspots [S]
| 1
|
| Sunspot
| 1
|
| Sun: Stonyhurst Heliographic Coordinates
| 1
|
| Sun: Solar Filaments
| 1
|
| Sun: Rotation [S]
| 1
|
| Sun: Historical Data
| 1
|
| Sun: Flares [S]
| 1
|
| Sun: Catalogues
| 1
|
| Sun: Astrophysics - Instrumentation And Methods For Astrophysics
| 1
|
| Spectroheliograms
| 1
|
| Spatial Resolution
| 1
|
| Solar Phenomena
| 1
|
| Shale Gas
| 1
|
| Scintillations
| 1
|
| Scinda Ionosphere Data Analysis
| 1
|
| Scinda Gnss Receiver
| 1
|
| S4
| 1
|
| Roti
| 1
|
| Receiver Positioning
| 1
|
| Raw Data
| 1
|
| Astronomical Databases: Miscellaneous
| 1
|
| Anisotropic Distance Function
| 1
|
| Hydrocarbon Seeps
| 1
|