If you made any changes in Pure these will be visible here soon.

Research Output at NOVA 2001 2020

Filter
Conference contribution
2019
2 Downloads (Pure)

Modelling air temperature in Brazilian northeast to evaluate change patterns from 2000 to 2017

Moraes, D., Ribeiro, S. & Costa, A. C., 1 Jan 2019, 19th International Multidisciplinary Scientific Geoconference, SGEM 2019: Conference Proceedings. . 2.2 ed. Vol. 19. p. 915-922 8 p. (International Multidisciplinary Scientific GeoConference Surveying Geology and Mining Ecology Management, SGEM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
air temperature
Air
modeling
temperature
Temperature
4 Downloads (Pure)

Modelling brussels bike-sharing open data using spatial regression models

Pina, T. D. C. & Costa, A. C., 1 Jan 2019, 19th International Multidisciplinary Scientific GeoConference, SGEM 2019: Conference proceedings. Informatics, geoinformatics and remote sensing. 2.2 ed. Vol. 19. p. 923-930 8 p. (International Multidisciplinary Scientific GeoConference Surveying Geology and Mining Ecology Management, SGEM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
spatial data
Bicycles
modeling
Land use
Pollution
2018

Forecasting tourism demand for Lisbon’s region through a data mining approach

Ricardo, H., Gonçalves, I. & Costa, A. C., 1 Jan 2018, Proceedings of the 11th IADIS International Conference Information Systems 2018, IS 2018. Isaias, P., Nunes, M. B., Powell, P. & Rodrigues, L. (eds.). IADIS Press, p. 58-66 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data mining
Learning systems
Support vector machines
Time series
Industry
2015

Analysing the detection and correction parameters in the homogenisation of climate data series using gsimcli

Ribeiro, S., Caineta, J., Costa, A. C. & Henriques, R., 2015, 18th AGILE International Conference on Geographic Information Science. Painho, M. & Bação, F. (eds.).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

9 Downloads (Pure)

A Package for the homogenisation of climate data using geostatistical simulation

Caineta, J., Ribeiro, S., Henriques, R. & Costa, A. C., 2015, GEOProcessing 2015: The Seventh International Conference on Advanced Geographic Information Systems, Applications, and Services. IARIA. (ed.).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File

Workflow for the homogenisation of climate data using geostatistical simulation

Caineta, J., Ribeiro, S., Soares, A. & Costa, A. C., 2015, International Multidisciplinary Scientific GeoConference Surveying Geology and Mining Ecology Management, SGEM. Vol. 1. p. 921-929 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Time series
climate
simulation
discontinuity
time series
2013

Merging multispectral and pancromatic bands of Landsat using cokriging

Gonzalez, D. R. G. & Costa, A. C., 1 Jan 2013, 13th International Multidisciplinary Scientific Geoconference and EXPO - GeoConference on Informatics, Geoinformatics and Remote Sensing, SGEM 2013. International Multidisciplinary Scientific Geoconference, Vol. 2. p. 639-646 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Merging
Land use
Landsat
Fusion reactions
land cover
1 Citation (Scopus)

Recent droughts and the impact on land use and land cover in the Iberian Peninsula: A spatiotemporal analysis based on the vegetation temperature condition index

Mühlbauer, S., Caetano, M. & Costa, A. C., 1 Jan 2013, 13th International Multidisciplinary Scientific Geoconference and EXPO - GeoConference on Informatics, Geoinformatics and Remote Sensing, SGEM 2013. International Multidisciplinary Scientific Geoconference, Vol. 2. p. 669-678 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

spatiotemporal analysis
Drought
Land use
land cover
drought
1 Citation (Scopus)

The influence of north atlantic oscillation on local drought occurrences in the iberian peninsula using the vegetation temperature condition index

Muhlbauer, S., Costa, A. C. & Caetano, M., 18 Dec 2013, 13th International Multidisciplinary Scientific Geoconference and EXPO - Geoconference on Science and Technologies in Geology, Exploration and Mining, SGEM 2013. Vol. 2. p. 903-912 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Drought
North Atlantic Oscillation
Springs (water)
drought
vegetation
2012
1 Downloads (Pure)

Spatial characterization of extreme precipitation in Madeira island using geostatistical procedures and a 3D SOM

Gorricha, J., Lobo, V. & Costa, A. C., 1 Jan 2012, GEOProcessing 2012. Rückemann, CP. & Resch, B. (eds.). IARIA, p. 98-104

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
2010
23 Downloads (Pure)

Comparison of different interpolation techniques to map temperature in the southern region of Eritrea

Tewolde, M. G., Beza, T. A., Costa, A. C. & Painho, M., 2010, Geospatial Thinking: Proceedings of the 13th AGILE International Conference on Geographic Information Science. M., P., M. Y., S. & H., P. (eds.). Association of Geographic Information Laboratories for Europe (AGILE), p. 1-5 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
interpolation
temperature
climate
kriging
Gross Domestic Product
2009

Análise geoestatística exploratória da intensidade de precipitação na região Sul de Portugal

Costa, A. C. & Oliveira, T., 1 Jan 2009, 7º Encontro de Utilizadores ESRI. p. 1-

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Assessment of local changes in dryness through the geostatistical simulation of a simple aridity index

Costa, A. C., 1 Jan 2009, International Conference on Ecohydrology and Climate Change. Instituto Politécnico de Tomar, p. 1-

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Assessment of local dynamics in extreme precipitation frequency using direct sequential cosimulation

Costa, A. C., Soares, A., Pereira, M. J. & Durão, R., 1 Dec 2009, Proceedings of the 2nd WSEAS International Conference on Natural Hazards, NAHA '09, Climate Changes, Global Warming, Biological Problems, CGB '09, Urban Rehabilitation and Sustainability, URES '09. p. 31-36 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
uncertainty
event
water erosion
twentieth century
Portugal

Geostatistical Assessement of Spatial Patterns in Precipitation Extremes over Europe

Durão, R., Pereira, M. J., Costa, A. C. & Soares, A., 1 Jan 2009, Geophysical Research Abstracts. Vol. 11. p. 10229-

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
desertification
probability density function
environmental stress
soil erosion
drought

Spatial patterns of daily precipitation intensity in southern Portugal, 1940–1999

Costa, A. C., Oliveira, T., Painho, M. & Dias, S., 1 Jan 2009, Advances in GIScience: 12th AGILE International Conference on Geographic Information Science 2009 . p. 1-4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
2008
1 Citation (Scopus)

Educational characteristics of adult students in Portuguese Technological Schools

Correia, A. M. R., De Sá, D. M., Costa, A. C. & Sarmento, A., 2008, 2008 38th Annual Frontiers in Education Conference. Saratoga Springs, NY: IEEE, Vol. 1-3. p. 1765-1770 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Students
Education
school
student
education

Identification of inhomogeneities in precipitation time series using stochastic simulation

Costa, A. C. M., Negreiros, J. & Soares, A., 2008, GEOENV VI - GEOSTATISTICS FOR ENVIRONMENTAL APPLICATIONS, PROCEEDINGS: Proceedings of the Sixth European Conference on Geostatistics for Environmental Applications. Soares, A., Pereira, M. J. & Dimitrakopoulos, R. (eds.). Springer Netherlands, Vol. 15. p. 275-282 8 p. (Quantitative Geology and Geostatistics).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The local confidence uncertainty plume of SAKWeb

Negreiros, J., Painho, M., Costa, A. C., Cabral, P. & Aguilar, F., 2008, Risk Analysis IV - Simulation and Hazard Mitigation. Vol. 39. p. 81-90 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Risk analysis
Moran's I
Confidence
Uncertainty
World Wide Web
1 Citation (Scopus)
33 Downloads (Pure)

The nugget-effect approaches of SAKWeb for environmental modelling

Negreiros, J., Painho, M., Costa, A. C., Cabral, P. & Oliveira, T., 2008, Geo-Environment and Landscape Evolution III: Evolution, Monitoring, Simulation, Management and Remediation of the Geological Environment and Landscape. Vol. 100. p. 47-56 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Measurement errors
Interpolation
Pollution
Sampling
Modeling
2007
4 Downloads (Pure)

Geostatistical Analysis: Software Flashpoint

Negreiros, J. G. M., Painho, M., Costa, A. C., Santos, J. & Lopes, I., 2007, .), Proceedings of the 9th International Conference on Geocomputation, National University of Ireland, Maynooth, Ireland, 3-5 September. 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Geographic information systems
Computer program listings

Lifelong learning: case study of Adult students in Portuguese Technological Schools and Higher Education Institutions

Ramalho Correia, A. M., De Sá, D. M., Costa, A. C. & Sarmento, A. M., 2007, Changing Relationships between State, the Civil Society and the Citizen: implications for adult education and adult learning: Proceedings of the 2007 Active Democratic Citizenship and Adult Learning Network Seminar. Castro, R. V., Guimarães, P., Bron, M., Martin, I. & Oliveira, R. (eds.).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File

Portal no ISLA: Avaliação e Sinopse

Translated title of the contribution: Portal in ISLA: Evaluation and synopsisNegreiros, J., Sebastião, P., Costa, A., Santos, J. & Malta, P., 1 Jan 2007, Novas Perspectivas em Sistemas e Tecnologias de Informacao - Actas da 2a Conferencia Iberica de Sistemas e Tecnologias de Informacao, CISTI 2007. Edições Universidade Fernando Pessoa

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Downloads (Pure)

Space-time interpolation and uncertainty assessment of an extreme precipitation index using geostatistical cosimulation

Costa, A. C. & Soares, A., 2007, ICDM Workshops 2007 - Proceedings of the 17th IEEE International Conference on Data Mining Workshops. IEEE, p. 589-594 6 p. 4476727

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Precipitation (meteorology)
Interpolation
Rain
Monitoring
Uncertainty
2006
1 Citation (Scopus)

A stratified sampling approach to the spatial accuracy assessment of digital cartography: An application to the Portuguese Ecological Reserve

Peixoto, M., Costa, A. C., Painho, M. & Bartoschek, T., 2006, Proceedings of ACCURACY 2006 - 7th International Symposium on Spatial Accuracy Assessment in Natural Resources and Environmental Sciences. Instituto Geografica Portugues, p. 99-108 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Cartography
Stratified Sampling
accuracy assessment
cartography
Sampling
7 Citations (Scopus)

Identification of inhomogeneities in precipitation time series using sur models and the Ellipse test

Costa, A. C. & Soares, A., 2006, Proceedings of ACCURACY 2006 : 7th International Symposium on Spatial Accuracy Assessment in Natural Resources and Environmental Sciences. Caetano, M. & Painho, M. (eds.). Instituto Geografica Portugues, p. 419-428 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Ellipse
ellipse
Inhomogeneity
inhomogeneity
time series

Managing spatial data quality in the Portuguese National Ecological Reserve

Peixoto, M., Painho, M., Costa, A. C. & Bartoschek, T., 2006, Proceedings of the 26th Annual ESRI International User Conference, 7–11 August, San Diego, California.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
2 Citations (Scopus)
1 Downloads (Pure)

RENalyzer: A tool to facilitate the spatial accuracy assessment of digital cartography

Bartoschek, T., Painho, M., Henriques, R., Peixoto, M. & Costa, A. C., 2006, Proceedings of ACCURACY 2006 - 7th International Symposium on Spatial Accuracy Assessment in Natural Resources and Environmental Sciences. Instituto Geografica Portugues, p. 379-385 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Cartography
accuracy assessment
cartography
quality control
data quality
2003
1 Downloads (Pure)

Adjustment methods and without replacement bootstrap: applications to a business survey

Costa, A. C., 2003, WSEAS Transactions on Systems. World Scientific and Engineering Academy and Society (WSEAS), Vol. 2. p. 87-91 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Bootstrap
Replacement
Adjustment
Estimator
Non-response

Statistical information databases development support guide

Guerra, M. H. & Costa, A. C., 2003, Proceedings of the 3rd International Conference on Engineering and Computer Education, ICECE’ 2003.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File