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João Garrott Marques Negreiros

Prof

  • 160 Citations
  • 4 h-Index
20062011

Research output per year

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Research Output at NOVA

  • 160 Citations
  • 4 h-Index
  • 16 Conference contribution
  • 5 Article
  • 1 Chapter
2011
Open Access
File
2010
6 Citations (Scopus)

Geographical information systems principles of ordinary kriging interpolator

Negreiros, J., Painho, M., Aguilar, F. & Aguilar, M., 1 Jan 2010, In : Journal Of Applied Sciences. 10, 11, p. 852-867 16 p.

Research output: Contribution to journalArticle

Open Access
File
15 Citations (Scopus)
1 Downloads (Pure)
Open Access
80 Citations (Scopus)

Risk assessment: The global confidence uncertainty plume of SAKweb ©

Negreiros, J., Painho, M., Aguilar, M. & Aguilar, F., 1 Dec 2010, Risk Analysis VII. Vol. 43 PART I. (WIT Transactions on Information and Communication Technologies).

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

Open Access
File
5 Downloads (Pure)
2009

Inner View of Spatial Autoregression Residuals with LADS and Join-Count Statistics

Negreiros, J. G. M. & Painho, M. O. T., 1 Jan 2009, Conference of the International Statistic Institute. p. 1-5

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

Interactivity with Static Images in a Web Environment

Negreiros, J. G. M. & Painho, M. O. T., 1 Jan 2009, InterTIC International Conference. Acosta P, C. (ed.). p. 169-170

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

Modeling Gridding Error on LIDAR Derived Digital Elevation Models

Negreiros, J. G. M., 1 Jan 2009, Ingegraf. p. 1-

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

Open Access
54 Citations (Scopus)

Self-Calibration Methods for Using Historical Aerial Photographs with Photogrammetric Purposes

Negreiros, J. G. M., 1 Jan 2009, Ingegraf. p. 1-8

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

Spatial neighborhood matrix computation: Inverse distance weighted versus binary contiguity

Negreiros, J. G. M., 1 Jan 2009, Geoinformatics Forum. p. 4

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

Synopsis of an Internet Spatial Decision Support Prototype

Negreiros, J. G. M. & Painho, M. O. T., 1 Jan 2009, Handbook of Research on Social Dimensions of Semantic Technologies and Web Services. Hershey: IGI-Global, p. 42

Research output: Chapter in Book/Report/Conference proceedingChapter

The Blended Kriging Version of SAKWeb©

Negreiros, J. G. M. & Painho, M. O. T., 1 Jan 2009, Jornadas de Classificação e Análise de Dados. p. 1-

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

The Local and Global Confidence Uncertainty Plumes of SAKWeb©

Negreiros, J. G. M., Painho, M., Aguilar, M. & Aguilar, F., 1 Jan 2009, The 12th AGILE International Conference on Geographic Information Science: Advances in GIScience. Haunert, J., Kieler, B. & Milde, J. (eds.). Association of Geographic Information Laboratories for Europe (AGILE), p. 81-90 10 p.

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

2008

Grasshopper outbreaks in colorado: A spatial decision support with SAKWeb©

Negreiros, J., Damásio, M., Painho, M., Oliveira, T., Aguilar, F. & Aguilar, M., 2008, 3rd Iberian Conference on Information Systems and Technologies, CISTI 2008.

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

1 Citation (Scopus)

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

Synopsis of an internet spatial (decision support) prototype

Negreiros, J., Painho, M., Oliveira, T., Aguilar, M. A. & Aguilar, F. J., 2008, Proceedings of the 2008 International Conference on e-Learning, e-Business, Enterprise Information Systems, and e-Government, EEE 2008. p. 83-88 6 p.

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

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
1 Citation (Scopus)
41 Downloads (Pure)
2007

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
4 Downloads (Pure)
2006

Linux® vs Windows®: Um benchmark com algoritmos de ordenação

Translated title of the contribution: Linux® vs. Windows®: A benchmark with sorting algorithmsNegreiros, J., Painho, M., Lopes, I. & Malta, P., 1 Jan 2006, CISTI 2006 - Actas da 1a Conferencia Iberica de Sistemas e Tecnologias de Informacao. Cunha, M. M. & Rocha, A. (eds.). Associacao Iberica de Sistemas e Tecnologias de Informacao, Vol. 2. p. 473-484 12 p.

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

SAKWeb© - Spatial autocorrelation and kriging web service

Negreiros, J. & Painho, M., 1 Jan 2006, Geo-Environment and Landscape Evolution II: Monitoring, Simulation, Management and Remediation. WITPress, Vol. 89. p. 79-89 11 p. (WIT Transactions on Ecology and the Environment).

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

Open Access
File
3 Citations (Scopus)
10 Downloads (Pure)