Isabel Lourtie

Faculty

Position: Associate Professor (IST)

Signal and Image Processing Group (SIPG)

tp.aobsilu.ocincet.rsi@lmi

Phone :+351-218418287

Office: 7.13

Closed Projects

Acronym Name Funding Dates
SUMARE Survey of Marine Resources EU-FP5 2000|2003
NARVAL Navigation of Autonomous Robots Via Active Environmental Perception Eu-FP5 1998|2001

Journal Papers

[1] Detection of Transient Signals with Unknown Localization, Francisco Garcia, Isabel Lourtie, IEEE Signal Processing Letters, Vol. 11, no. 9, 2004 - PDF

[2] Positive-Definiteness, Integral Equations and Fourier Transforms, J. Buescu, A. C. Paixao, Francisco Garcia, Isabel Lourtie, Journal of Integral Equations and Applications, Vol. 16, No. 1, 2004 - PDF

[3] L^2(R) Nonstationary Processes and the Sampling Theorem, Francisco Garcia, Isabel Lourtie, Jorge Buescu, IEEE Signal Processing Letters, Vol. 8, no. 4, 2001 - PDF

[4] Uncertainty Modeling and Perceptual Guiding for Safe Operation in Unknown Environments, M. Joao Rendas, J. Y. Tigli, L. Pronzato, M. C. Thomas, M. Ribo, José Santos-Victor, Isabel Lourtie, Alexandre Bernardino, International Journal of Intelligent Control Systems, World Scientific Publishing Company, Vol 2(2), pp. 253-285, 1998 - PDF

Books

[5] Sinais e Sistemas, Isabel Lourtie, Escolar Editora, 2002

Conference Papers

[6] Efficiency of Real Time Gaussian Transient Detectors: Comparing the Karhunen Loeve and the Wavelet Decompositions, Francisco Garcia, Isabel Lourtie, Proceedings of the International Conference on Acoustics, Speech and Signal Processing, Istanbul, Turkey, 2008 - PDF

[7] Estimation of Locally Covariance Matrices from Data, Francisco Garcia, Isabel Lourtie, Proc. ICASSP2003 - IEEE International Conference on Acoustics, Speech and Signal Processing, Hong Kong, 2003 - PDF

[8] Adaptive Sampling for Sand Bank Mapping using an Autonomous Underwater Vehicle Equipped of an Altimeter, Maria Joao Rendas, Isabel Lourtie, Georges Pichot, Proc. ISESS2003 - International Symposium on Environmental Software Systems, Viena, Austria, 2003

[9] Local Stationarity of L^2(R) Processes, Francisco Garcia, Isabel Lourtie, Jorge Buescu, 2002 International Conference on Acoustic, Speech and Signal Processing, Orlando, Florida, USA, 2002 - PDF

[10] Multipath Detection of Stochastic Transient Signals, Francisco Garcia, Isabel Lourtie, Statistical Signal Processing Workshop, Singapore, 2001 - PDF

[11] AUV Navigation: Increased Robustness and Observability by Fusion of Active and Passive Modes, M. Joao Rendas, Isabel Lourtie, Proc. OCEANS´98, pp. 347-351, Nice, France, 1998

[12] Miniaturized and Reconfigurable Instrumentation for Multipurpose Survey with a Mini Autonomous Underwater Vehicle (MAUVE), Jean Pierre Clero, Raoul Duranton, M. Joao Rendas, Isabel Lourtie, Didier Sauzade, Ian Herdman, R. Bozzano, George Pichot, Proc. 3rd European Marine Science and Technology (MAST) Conference, pp. 1367-1379, Lisbon, Portugal, 1998

[13] Temporal combination of positioning modes for AUV navigation in perturbed environments, M. Joao Rendas, Isabel Lourtie, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS´98), pp. 1107-1112, Victoria, Canada, 1998

[14] Planning Robotic Exploratory Missions in the Absence of Global Positioning, Maria Joao Rendas, Isabel Lourtie, Proceedings of the International Symposium on Industrial Electronics, pp. 666-671, Guimaraes, Portugal, 1997

[15] Autonomous Robot Navigation using Unsupervised Shape Description and Recognition, Stefan Rolfes, Maria Joao Rendas, Isabel Lourtie, Proceedings of the EUFIT'97, pp. 1365-1369, Aachen, Germany, 1997

[16] Detection of Gaussian Bandpass Transients under Impulsive Noise: A Wavelet Transform Approach, Francisco Garcia, Isabel Lourtie, Proceedings of the International Conference on Acoustic, Speech and Signal Processing, 491-494, Munich, Germany, 1997 - PDF

[17] A Wavelet Transform Frequency Classifier for Stochastic Transient Signals, Francisco Garcia, Isabel Lourtie, Proceedings of the International Conference on Acoustic, Speech and Signal Processing, vol. 6, pp. 3057-3060, Atlanta, Georgia, USA, 1996 - PDF

[18] Simulation Study of an Integrated Guidance System for an Autonomous Underwater Vehicle, António Pascoal, Victor Barroso, Carlos Silvestre, Paulo Oliveira, Isabel Lourtie, Acoustic Signal Processing for Ocean Exploration, Funchal, Portugal, 1992

[1] Detection of Transient Signals with Unknown Localization, Francisco Garcia, Isabel Lourtie, IEEE Signal Processing Letters, Vol. 11, no. 9, 2004 - PDF

[2] Positive-Definiteness, Integral Equations and Fourier Transforms, J. Buescu , A. C. Paixao , Francisco Garcia, Isabel Lourtie, Journal of Integral Equations and Applications, Vol. 16, No. 1, 2004 - PDF

[3] L^2(R) Nonstationary Processes and the Sampling Theorem, Francisco Garcia, Isabel Lourtie, Jorge Buescu , IEEE Signal Processing Letters, Vol. 8, no. 4, 2001 - PDF

[4] Uncertainty Modeling and Perceptual Guiding for Safe Operation in Unknown Environments, M. Joao Rendas , J. Y. Tigli , L. Pronzato , M. C. Thomas , M. Ribo , José Santos-Victor, Isabel Lourtie, Alexandre Bernardino, International Journal of Intelligent Control Systems, World Scientific Publishing Company, Vol 2(2), pp. 253-285, 1998 - PDF

[1] Sinais e Sistemas, Isabel Lourtie, Escolar Editora, 2002

[1] Efficiency of Real Time Gaussian Transient Detectors: Comparing the Karhunen Loeve and the Wavelet Decompositions, Francisco Garcia, Isabel Lourtie, Proceedings of the International Conference on Acoustics, Speech and Signal Processing, Istanbul, Turkey, 2008 - PDF

[2] Estimation of Locally Covariance Matrices from Data, Francisco Garcia, Isabel Lourtie, Proc. ICASSP2003 - IEEE International Conference on Acoustics, Speech and Signal Processing, Hong Kong, 2003 - PDF

[3] Adaptive Sampling for Sand Bank Mapping using an Autonomous Underwater Vehicle Equipped of an Altimeter, Maria Joao Rendas , Isabel Lourtie, Georges Pichot , Proc. ISESS2003 - International Symposium on Environmental Software Systems, Viena, Austria, 2003

[4] Local Stationarity of L^2(R) Processes, Francisco Garcia, Isabel Lourtie, Jorge Buescu , 2002 International Conference on Acoustic, Speech and Signal Processing, Orlando, Florida, USA, 2002 - PDF

[5] Multipath Detection of Stochastic Transient Signals, Francisco Garcia, Isabel Lourtie, Statistical Signal Processing Workshop, Singapore, 2001 - PDF

[6] AUV Navigation: Increased Robustness and Observability by Fusion of Active and Passive Modes, M. Joao Rendas , Isabel Lourtie, Proc. OCEANS´98, pp. 347-351, Nice, France, 1998

[7] Miniaturized and Reconfigurable Instrumentation for Multipurpose Survey with a Mini Autonomous Underwater Vehicle (MAUVE), Jean Pierre Clero , Raoul Duranton , M. Joao Rendas , Isabel Lourtie, Didier Sauzade , Ian Herdman , R. Bozzano , George Pichot , Proc. 3rd European Marine Science and Technology (MAST) Conference, pp. 1367-1379, Lisbon, Portugal, 1998

[8] Temporal combination of positioning modes for AUV navigation in perturbed environments, M. Joao Rendas , Isabel Lourtie, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS´98), pp. 1107-1112, Victoria, Canada, 1998

[9] Planning Robotic Exploratory Missions in the Absence of Global Positioning, Maria Joao Rendas , Isabel Lourtie, Proceedings of the International Symposium on Industrial Electronics, pp. 666-671, Guimaraes, Portugal, 1997

[10] Autonomous Robot Navigation using Unsupervised Shape Description and Recognition, Stefan Rolfes , Maria Joao Rendas , Isabel Lourtie, Proceedings of the EUFIT'97, pp. 1365-1369, Aachen, Germany, 1997

[11] Detection of Gaussian Bandpass Transients under Impulsive Noise: A Wavelet Transform Approach, Francisco Garcia, Isabel Lourtie, Proceedings of the International Conference on Acoustic, Speech and Signal Processing, 491-494, Munich, Germany, 1997 - PDF

[12] A Wavelet Transform Frequency Classifier for Stochastic Transient Signals, Francisco Garcia, Isabel Lourtie, Proceedings of the International Conference on Acoustic, Speech and Signal Processing, vol. 6, pp. 3057-3060, Atlanta, Georgia, USA, 1996 - PDF

[13] Simulation Study of an Integrated Guidance System for an Autonomous Underwater Vehicle, António Pascoal, Victor Barroso, Carlos Silvestre, Paulo Oliveira, Isabel Lourtie, Acoustic Signal Processing for Ocean Exploration, Funchal, Portugal, 1992

In the same group

Agni Mantouka
Sérgio Agostinho
Pedro Aguiar
Inês Borges de Almeida
José Miguel Antunes
Lucas Balthazar
Helena Barros
Victor Barroso
Marko Beko
João Quartin Borges
Rogério Calazan
Francisco Calisto
Pedro Cardoso
João Carvalho
Ivo Cortez
João Paulo Costeira
Hans Du Buf
Paulo Felisberto
Ricardo Fernandes
Beatriz Ferreira
João Pedro Gomes
Pedro Guerreiro
Pedro Guerreiro
Qiwei Han
Sérgio Jesus
Pusheng Ji
Roberto Lam
Isabel Lourtie
Vasco Ludovico
Lussac Maia
Zita Marinho
Manuel Marques
Bernardo Marques
Nelson Martins
Celestino Martins
Dmytro Maslov
Alexandre Matos
Inês Pereira de Matos
Manuel Melo
Jacinto Nascimento
Filipa Oliveira
João Rodrigues
Orlando Rodriguez
Mário Saleiro
Carlos Santiago
Paulo Santos
Ana Bela Santos
João Saúde
Joao Semedo
António Silva
Luís Silva
Gonçalo Silva
Catarina Silva
Margarida Silveira
António Simões
Cristiano Soares
Cláudia Soares
Brian Swenson
Miguel Araújo Vasques
Jayakorn Vongkulbhisal
João Xavier
Ehsan Zamanizadeh
Sabina Zejnilović
ShanghangZhang