E. Dubois

Publication List Details

Period

1877 - 2009

Number

89

Co-Authors

Efficient COTS Selection with OPAL Tool (2008)

M. Krystkowiak, V. Bétry, E. Dubois

This paper presents a COTS selection methodology and its supporting tool OPAL that are to be used by certified IT consultants in Luxembourg, when they help SMEs evaluate COTS components. It...

Transforming a secure ecommerce application into a multi-agent based solution for e-contracting (2008)

B. Gâteau, D. Mathevon, D. Khadraoui, O. Boissier, E. Dubois

The eCommerce domain needs more and more automation, speed and security for its customers. That’s why the number of B2B applications handling electronic contracts and digital signatures is still...

Spin glass behavior in an interacting gamma-Fe2O3 nanoparticle system (2008)

Parker, D., Dupuis, V., Ladieu, F., Dubois, E., Perzynski, R., ...

In this paper we investigate the superspin glass behavior of a concentrated assembly of interacting maghemite nanoparticles and compare it to that of canonical atomic spin glass systems. ac versus...

Spin glass behavior in an interacting gamma-Fe2O3 nanoparticle system (2008)

Parker, D., Dupuis, V., Ladieu, F., Dubois, E., Perzynski, R., ...

In this paper we investigate the superspin glass behavior of a concentrated assembly of interacting maghemite nanoparticles and compare it to that of canonical atomic spin glass systems. ac versus...

Spin glass behavior in an interacting gamma-Fe2O3 nanoparticle system (2008)

Parker, D., Dupuis, V., Ladieu, F., Dubois, E., Perzynski, R., ...

In this paper we investigate the superspin glass behavior of a concentrated assembly of interacting maghemite nanoparticles and compare it to that of canonical atomic spin glass systems. ac versus...

Estimation of 2-D Motion Fields from Image Sequences with Application to Motion-Compensated Processing (2007)

E. Dubois, J. Konrad

Introduction In this chapter we are concerned with the estimation of 2-D motion from timevarying images and with the application of the computed motion to image sequence processing. Our goal for...

Modèles individus-centrés de propagation de l'effet de primauté (2007)

Dubois, E.

/ Nous proposons une modification du modèle de l'effet primauté de Huet et Deffuant (2006) afin de mieux respecter les théories et données en psychologie sociale. Nous en conservons le principe,...

Diffusion of water in clays – microscopic simulation and neutron scattering  (2005)

Malikova, N., Cadène, A., Marry, V., Dubois, E., Turq, P., Zanotti, J.M., ...

The dynamics of water in porous charged media (montmorillonite clay) is investigated on the picosecond-timescale by quasi-elastic neutron scattering (time-of-flight (TOF) and neutron spin echo (NSE)...

Experimental investigation of superspin glass dynamics (2005)

Parker, D., Ladieu, F., Vincent, E., Mériguet, G., Dubois, E., Dupuis, V., ...

Magnetic nanoparticle assemblies in high concentrations can exhibit spin glass like properties in the low temperature phase due to the influence of strong dipolar interactions. To address the...

Forced Rayleigh Scattering experiments in concentrated magnetic fluids : effect of interparticle interactions on the diffusion coefficient (2005)

Mériguet, G., Dubois, E., Bourdon, A., Demouchy, G., Dupuis, V., Perzynski, R.

The structure and dynamics of concentrated aqueous magnetic fluids with tunable interparticle interaction are investigated by small angle neutron scattering and forced Rayleigh scattering. The...

Synthesis and room temperature magnetic and magneto-optical characterization of size-controlled nickel nanoferrite based ferrofluids (2004)

Sousa, M.H., Tourinho, F.A., Depeyrot, J., Dubois, E., Perzynski, R.

Nickel ferrite nanoparticles are synthesized bottom up and then peptized in aqueous media resulting in stable magnetic fluids. X-ray powder diffraction and transmission electronic microscopy permit...

Contract model for agent mediated electronic commerce (2004)

B. Gâteau, D. Khadraoui, O. Boissier, E. Dubois

In Agent Mediated Electronic Commerce, autonomy of agents is an important property. On one hand, it has to be favored to make the agents able to determine and adapt their own goals to the dynamic and...

Overview of the phase diagram of ionic magnetic colloidal dispersions (2001)

Cousin,F., Dubois,E., Cabuil,V., Boué,F., Perzynski,R.

We study ionic magnetic colloidal dispersions, which are constituted of gamma-Fe2O3 nanoparticles dispersed in water, and stabilized with electrostatic interparticle repulsion. The phase diagram piV...

Managing visibility in ubiquitous multimedia communication environments (2001)

Watts, L. A., Dubois, E

Users of Ubiquitous Multimedia Communications Environments (UMCE), such as media spaces, have to manage a trade-off between gaining some awareness of colleagues' ongoing activities and the risk posed...

Integrating Semi-formal and Formal Software Specification Techniques (1998)

Wieringa, R.J., Dubois, E.

In this paper, we report on the integration of informal, semiformal and formal system specification techniques. We present a framework for system specification called TRADE, within which several...

Enabling Technology for Distributed Multimedia Applications (1997)

J.W. Wong, K.A. Lyons, D. Evans, R.J. Velthuys, G. V. Bochmann, E. Dubois, ...

In September 1993, the Canadian Institute for Telecommunications Research, in collaboration with the IBM Toronto Laboratory Centre for Advanced Studies, initiated a major project on Broadband...

Estimation of Nonlinear Transfer Curves for Conversion of Color Images to a Known Color Space (1997)

Dubois Konrad, E. Dubois, J. Konrad, S. Cantet

This paper presents a supervised algorithm for estimating the unknown nonlinearity undergone by the three color components of an image in the image acquisition process. The algorithm is based on the...

Scenario Use in European Software Organizations - Results from Site Visits and Questionnaires* (1997)

Jarke Pohl, M. Jarke, K. Pohl, P. Haumer, K. Weidenhaupt, Rwth Aachen, ...

this paper, we report on our insights into today's industrial practice gained during 15 site visits at industrial systems development projects and from a questionnaire disseminated to a larger...

Enabling Technology for Distributed Multimedia Applications (1997)

J.W. Wong, K.A. Lyons, R.J. Velthuys, G. V. Bochmann, E. Dubois, N.D. Georganas, ...

In September 1993, the Canadian Institute for Telecommunications Research, in collaboration with the IBM Toronto Laboratory Centre for Advanced Studies, initiated a major project on Broadband...

Integrating semi-formal and formal requirements (1997)

Wieringa, R.J., Dubois, E., Huyts, S.

In this paper, we report on the integration of informal, semiformal and formal requirements specification techniques. We present a framework for requirements specification called TRADE, within which...

Identification of a gene encoding a homocitrate synthase isoenzyme of Saccharomyces cerevisiae (1996)

Ramos, F, Verhasselt, P, Feller, A, Peeters, P, Wach, A, Dubois, E, ...

In Saccharomyces cerevisiae, most of the LYS structural genes have been identified except the genes encoding homocitrate synthase and alpha-aminoadipate aminotransferase. Expression of several LYS...

A Formal Framework for Managing Evolution in Manufacturing Systems (1996)

Eric Dubois, Michael Petit, Michael Petit, E. Dubois

This paper proposes a framework which aims at a more rigorous management of change.

Robust Low Bit-Rate Video Transmission Over Wireless Access Systems (1994)

M. Khansari, A. Jalali, E. Dubois, P. Mermelstein

We consider the transmission of QCIF resolution (176 \Theta 144 pixels) video signals over wireless channels at transmission rates of 64 kbit/s and below. The bursty nature of the errors on the...

ELECTRICAL PERFORMANCES COMPARISON OF SEMI AND FULLY RECESSED ISOLATION STRUCTURES (1988)

Dubois, E., Baccus, B., Collard, D.

Electrical characteristics of semi-recessed and fully-recessed LOCOS isolation techniques are analyzed. Two-dimensionnal process/device simulations, performed with the IMPACT package, have...

ELECTRICAL PERFORMANCES COMPARISON OF SEMI AND FULLY RECESSED ISOLATION STRUCTURES (1988)

Dubois, E., Baccus, B., Collard, D.

Electrical characteristics of semi-recessed and fully-recessed LOCOS isolation techniques are analyzed. Two-dimensionnal process/device simulations, performed with the IMPACT package, have...

ELECTRICAL PERFORMANCES COMPARISON OF SEMI AND FULLY RECESSED ISOLATION STRUCTURES (1988)

Dubois, E., Baccus, B., Collard, D.

Electrical characteristics of semi-recessed and fully-recessed LOCOS isolation techniques are analyzed. Two-dimensionnal process/device simulations, performed with the IMPACT package, have...

Sur la machine de Holtz (1884)

Dubois, E.

Pas de Résumé disponible

Sur la machine de Holtz (1884)

Dubois, E.

Pas de Résumé disponible

Sur la machine de Holtz (1884)

Dubois, E.

Pas de Résumé disponible

Expérience d'optique (1881)

Dubois, E.

Pas de Résumé disponible

Expérience d'optique (1881)

Dubois, E.

Pas de Résumé disponible

Expérience d'optique (1881)

Dubois, E.

Pas de Résumé disponible

Three-Year Study To Assess Human Enteric Viruses in Shellfish

Le Guyader, F., Haugarreau, L., Miossec, L., Dubois, E., Pommepuy, M.

The main pathogenic enteric viruses able to persist in the environment, such as hepatitis A virus (HAV), Norwalk-like virus (NLV), enterovirus (EV), rotavirus (RV), and astrovirus (AV), were detected...

Molecular epidemiological survey of rotaviruses in sewage by reverse transcriptase seminested PCR and restriction fragment length polymorphism assay.

Dubois, E, Le Guyader, F, Haugarreau, L, Kopecka, H, Cormier, M, Pommepuy, M

Rotavirus double-stranded RNA was detected directly in sewage treatment plant samples over a 1-year period by reverse transcription followed by PCR amplification of the VP7 gene and Southern blot...

Detection of hepatitis A virus, rotavirus, and enterovirus in naturally contaminated shellfish and sediment by reverse transcription-seminested PCR.

Le Guyader, F, Dubois, E, Menard, D, Pommepuy, M

A reverse transcription-PCR method was developed to detect enterovirus (EV), hepatitis A virus (HAV), and rotavirus (RV) RNAs in shellfish and sediment. The method was first tested under experimental...

Effect of growth temperatures on the protein levels in a psychrotrophic bacterium, Pseudomonas fragi.

Hebraud, M, Dubois, E, Potier, P, Labadie, J

Pseudomonas fragi has the ability to grow between 0 and 35 degrees C and grows optimally at 30 degrees C. Cellular proteins from mid-log-phase cells growing from 4 to 34 degrees C were labeled with...

Involvement of SRE element of Ty1 transposon in TEC1-dependent transcriptional activation.

Laloux, I, Jacobs, E, Dubois, E

Some Ty1 transposable element insertion mutations of Saccharomyces cerevisiae activate transcription of adjacent genes in a cell-type dependent manner. This activation requires at least STE12 and...

In vitro studies of the binding of the ARGR proteins to the ARG5,6 promoter.

Dubois, E, Messenguy, F

ARGRI, ARGRII, and ARGRIII regulatory proteins control the expression of arginine anabolic and catabolic genes in Saccharomyces cerevisiae. We show here that they are also required in vitro to...

Dissection of the bifunctional ARGRII protein involved in the regulation of arginine anabolic and catabolic pathways.

Qui, H F, Dubois, E, Messenguy, F

ARGRII is a regulatory protein which regulates the arginine anabolic and catabolic pathways in combination with ARGRI and ARGRIII. We have investigated, by deletion analysis and fusion to LexA...

Determination of the DNA-binding sequences of ARGR proteins to arginine anabolic and catabolic promoters.

Messenguy, F, Dubois, E, Boonchird, C

ARGRI, ARGRII, and ARGRIII proteins regulate the expression of arginine anabolic and catabolic genes. The integrity of these three proteins is required to observe the formation of a DNA-protein...

TEC1, a gene involved in the activation of Ty1 and Ty1-mediated gene expression in Saccharomyces cerevisiae: cloning and molecular analysis.

Laloux, I, Dubois, E, Dewerchin, M, Jacobs, E

Ty and Ty-mediated gene expression observed in haploid cells of Saccharomyces cerevisiae depends on several determinants, some of which are required for the expression of haploid-specific genes. We...

Molecular cloning, DNA structure, and RNA analysis of the arginase gene in Saccharomyces cerevisiae. A study of cis-dominant regulatory mutations.

Jauniaux, J C, Dubois, E, Vissers, S, Crabeel, M, Wiame, J M

The Saccharomyces cerevisiae gene cargA + or CAR1 , encoding arginase has been cloned by recovering function in transformed yeast cells. It was used to analyse RNA and chromosomal DNA from six...

Expression of the ROAM mutations in Saccharomyces cerevisiae: involvement of trans-acting regulatory elements and relation with the Ty1 transcription.

Dubois, E, Jacobs, E, Jauniaux, J C

The regulatory mutations in Saccharomyces cerevisiae designated cargA + Oh, cargB + Oh, and durOh are alterations in the control regions of the respective structural genes. The alteration causing the...

Repression of the genes for lysine biosynthesis in Saccharomyces cerevisiae is caused by limitation of Lys14-dependent transcriptional activation.

Feller, A, Dubois, E, Ramos, F, Piérard, A

The product of the LYS14 gene of Saccharomyces cerevisiae activates the transcription of at least four genes involved in lysine biosynthesis. Physiological and genetic studies indicate that this...

Genetic evidence for a role for MCM1 in the regulation of arginine metabolism in Saccharomyces cerevisiae.

Messenguy, F, Dubois, E

ARGRI, ARGRII, and ARGRIII regulatory proteins control the expression of arginine anabolic and catabolic genes in Saccharomyces cerevisiae. We have shown that MCM1 is part of the ARGR regulatory...

Three-Year Study To Assess Human Enteric Viruses in Shellfish

Le Guyader, F., Haugarreau, L., Miossec, L., Dubois, E., Pommepuy, M.

The main pathogenic enteric viruses able to persist in the environment, such as hepatitis A virus (HAV), Norwalk-like virus (NLV), enterovirus (EV), rotavirus (RV), and astrovirus (AV), were detected...

Molecular epidemiological survey of rotaviruses in sewage by reverse transcriptase seminested PCR and restriction fragment length polymorphism assay.

Dubois, E, Le Guyader, F, Haugarreau, L, Kopecka, H, Cormier, M, Pommepuy, M

Rotavirus double-stranded RNA was detected directly in sewage treatment plant samples over a 1-year period by reverse transcription followed by PCR amplification of the VP7 gene and Southern blot...

Detection of hepatitis A virus, rotavirus, and enterovirus in naturally contaminated shellfish and sediment by reverse transcription-seminested PCR.

Le Guyader, F, Dubois, E, Menard, D, Pommepuy, M

A reverse transcription-PCR method was developed to detect enterovirus (EV), hepatitis A virus (HAV), and rotavirus (RV) RNAs in shellfish and sediment. The method was first tested under experimental...

Effect of growth temperatures on the protein levels in a psychrotrophic bacterium, Pseudomonas fragi.

Hebraud, M, Dubois, E, Potier, P, Labadie, J

Pseudomonas fragi has the ability to grow between 0 and 35 degrees C and grows optimally at 30 degrees C. Cellular proteins from mid-log-phase cells growing from 4 to 34 degrees C were labeled with...

Involvement of SRE element of Ty1 transposon in TEC1-dependent transcriptional activation.

Laloux, I, Jacobs, E, Dubois, E

Some Ty1 transposable element insertion mutations of Saccharomyces cerevisiae activate transcription of adjacent genes in a cell-type dependent manner. This activation requires at least STE12 and...

Repression of the genes for lysine biosynthesis in Saccharomyces cerevisiae is caused by limitation of Lys14-dependent transcriptional activation.

Feller, A, Dubois, E, Ramos, F, Piérard, A

The product of the LYS14 gene of Saccharomyces cerevisiae activates the transcription of at least four genes involved in lysine biosynthesis. Physiological and genetic studies indicate that this...

Genetic evidence for a role for MCM1 in the regulation of arginine metabolism in Saccharomyces cerevisiae.

Messenguy, F, Dubois, E

ARGRI, ARGRII, and ARGRIII regulatory proteins control the expression of arginine anabolic and catabolic genes in Saccharomyces cerevisiae. We have shown that MCM1 is part of the ARGR regulatory...

In vitro studies of the binding of the ARGR proteins to the ARG5,6 promoter.

Dubois, E, Messenguy, F

ARGRI, ARGRII, and ARGRIII regulatory proteins control the expression of arginine anabolic and catabolic genes in Saccharomyces cerevisiae. We show here that they are also required in vitro to...

Dissection of the bifunctional ARGRII protein involved in the regulation of arginine anabolic and catabolic pathways.

Qui, H F, Dubois, E, Messenguy, F

ARGRII is a regulatory protein which regulates the arginine anabolic and catabolic pathways in combination with ARGRI and ARGRIII. We have investigated, by deletion analysis and fusion to LexA...

Determination of the DNA-binding sequences of ARGR proteins to arginine anabolic and catabolic promoters.

Messenguy, F, Dubois, E, Boonchird, C

ARGRI, ARGRII, and ARGRIII proteins regulate the expression of arginine anabolic and catabolic genes. The integrity of these three proteins is required to observe the formation of a DNA-protein...

TEC1, a gene involved in the activation of Ty1 and Ty1-mediated gene expression in Saccharomyces cerevisiae: cloning and molecular analysis.

Laloux, I, Dubois, E, Dewerchin, M, Jacobs, E

Ty and Ty-mediated gene expression observed in haploid cells of Saccharomyces cerevisiae depends on several determinants, some of which are required for the expression of haploid-specific genes. We...

Molecular cloning, DNA structure, and RNA analysis of the arginase gene in Saccharomyces cerevisiae. A study of cis-dominant regulatory mutations.

Jauniaux, J C, Dubois, E, Vissers, S, Crabeel, M, Wiame, J M

The Saccharomyces cerevisiae gene cargA + or CAR1 , encoding arginase has been cloned by recovering function in transformed yeast cells. It was used to analyse RNA and chromosomal DNA from six...

Expression of the ROAM mutations in Saccharomyces cerevisiae: involvement of trans-acting regulatory elements and relation with the Ty1 transcription.

Dubois, E, Jacobs, E, Jauniaux, J C

The regulatory mutations in Saccharomyces cerevisiae designated cargA + Oh, cargB + Oh, and durOh are alterations in the control regions of the respective structural genes. The alteration causing the...

Impact of Scan Conversion Methods on the Performance of Scalable Video Coding

Dubois Baaziz And, E. Dubois, N. Baaziz, M. Matta

The ability to flexibly access coded video data at different resolutions or bit rates is referred to as scalability. We are concerned here with the class of methods referred to as pyramidal embedded...

Impact of Scan Conversion Methods on the Performance of Scalable Video Coding

E. Dubois, N. Baaziz, M. Matta

The ability to flexibly access coded video data at different resolutions or bit rates is referred to as scalability. We are concerned here with the class of methods referred to as pyramidal embedded...