Publications

For each paper, click on the [number] to obtain reprint (), BibTex entry () and software ()

Working papers
[36]	E. Heegaard and S. Dray. Bias in estimation of beta diversity as a function of species richness and species pool. in preparation.
[35]	M. Royer-Carenzi, C. Calenge, and S. Dray. Description of some stochastic models for autocorrelated movements. in preparation.
Submitted papers
[34]	S. Dray, P. Couteron, M.J. Fortin, P. Legendre, P.R. Peres-Neto, E. Bellier, R. Bivand, F.G. Blanchet, M. De, Caceres, A.B. Dufour, E. Heegaard, T. Jombart, F. Munoz, J. Oksanen, R. Pélissier, J. Thioulouse, and H.H. Wagner. Community ecology in the age of spatial analysis. Ecography, submitted.
[33]	M. Kleyer, S. Dray, F. de Bello, I. Leps, T. Meier, R.J. Pakeman, B. Strauss, W. Thuiller, and S. Lavorel. Assessing species and community functional responses to environmental gradients: which multivariate methods? Journal of Vegetation Science, submitted.
In Press
[32]	A. Brind'Amour, D. Boisclair, S. Dray, and Legendre P. Assessment of the relationships between species traits and environmental conditions for littoral fish communities. Ecological Applications, in press.
[31]	S. Dray. A new way of looking at Moran's coefficient : spatial autocorrelation as a linear regression problem. Geographical Analysis, in press.
[30]	S. Dray and T. Jombart. Revisiting Guerry's data: introducing spatial constraints in multivariate analysis. Annals of Applied Statistics, in press.
2010
[29]	S. Dray, M. Royer-Carenzi, and C. Calenge. The exploratory analysis of autocorrelation in animal-movement studies. Ecological Research, 25:673-681, 2010.
[28]	T. Jombart, F. Balloux, and S. Dray. adephylo: new tools for investigating the phylogenetic signal in biological traits. Bioinformatics, 26:1907-1909, 2010.
[27]	S. Venner, C. Bernstein, S. Dray, and M.C. Bel-Venner. Make love not war: when should less competitive males choose low-quality but defendable females? The American Naturalist, 175:650-661, 2010.
2009
[26]	C. Calenge, S. Dray, and M. Royer-Carenzi. The concept of animals trajectories from a data analysis perspective. Ecological Informatics, 4:34-41, 2009.
[25]	T. Jombart, S. Dray, and A.B. Dufour. Finding essential scales of spatial variation in ecological data: a multivariate approach. Ecography, 32:161-168, 2009.
[24]	V. Tolon, S. Dray, A. Loison, A. Zeileis, C. Fischer, and Baubet E. Responding to spatial and temporal variations in predation risk: space use of a game species in a changing landscape of fear. Canadian Journal of Zoology, 87:1129-1137, 2009.
2008
[23]	M.C. Bel-Venner, S. Dray, D. Allainé, F. Menu, and S. Venner. Unexpected male choosiness for mates in a spider. Proceedings of the Royal Society of London Series B - Biological Sciences, 275:77-82, 2008.
[22]	R. Covain, S. Dray, S. Fisch-Muller, and J. Montoya-Burgos. Assessing phylogenetic dependence of morphological traits using co-inertia prior to investigate character evolution in loricariinae catfishes. Molecular Phylogenetics and Evolution, 46(3):986-1002, 2008.
[21]	S. Dray. On the number of principal components: A test of dimensionality based on measurements of similarity between matrices. Computational Statistics and Data Analysis, 52:2228-2237, 2008.
[20]	S. Dray and P. Legendre. Testing the species traits-environment relationships: the fourth-corner problem revisited. Ecology, 89:3400-3412, 2008.
[19]	S. Dray, S. Saïd, and F. Débias. Spatial ordination of vegetation data using a generalization of Wartenberg's multivariate spatial correlation. Journal of Vegetation Science, 19:45-56, 2008.
[18]	R. Pélissier, P. Couteron, and S. Dray. Analyzing or explaining beta diversity? comment. Ecology, 89:3227-3332, 2008.
2007
[17]	C. Bonenfant, J.M. Gaillard, S. Dray, A. Loison, M. Royer, and D. Chessel. Testing sexual segregation and aggregation: old ways are best. Ecology, 88:3202-3208, 2007.
[16]	S. Dray and A.B. Dufour. The ade4 package: implementing the duality diagram for ecologists. Journal of Statistical Software, 22(4):1-20, 2007.
[15]	S. Dray, A.B. Dufour, and D. Chessel. The ade4 package - II: Two-table and K-table methods. R News, 7(2):47-52, 2007.
[14]	J. Thioulouse and S. Dray. Interactive multivariate data analysis in R with the ade4 and ade4TkGUI packages. Journal of Statistical Software, 22(5):1-14, 2007.
2006
[13]	S. Dray, P. Legendre, and P.R. Peres-Neto. Spatial modeling: a comprehensive framework for principal coordinate analysis of neighbor matrices (PCNM). Ecological Modelling, 196:483-493, 2006.
[12]	P.R. Peres-Neto, P. Legendre, S. Dray, and D. Borcard. Variation partitioning of species data matrices: estimation and comparison of fractions. Ecology, 87:2614-2625, 2006.
[11]	L. Tall, A. Cattaneo, L. Cloutier, S. Dray, and P. Legendre. Resource partitioning in a grazer guild feeding on a multilayer diatom mat. Journal of the North American Benthological Society, 25:800-810, 2006.
2005
[10]	N. Pettorelli, S. Dray, and D. Maillard. Coupling principal component analysis and GIS to map deer habitats. Wildlife Biology, 11:363-370, 2005.
2003
[9]	S. Dray, D. Chessel, and J. Thioulouse. Procrustean co-inertia analysis for the linking of multivariate data sets. Ecoscience, 10(1):110-119, 2003.
[8]	S. Dray, D. Chessel, and J. Thioulouse. Co-inertia analysis and the linking of ecological data tables. Ecology, 84:3078-3089, 2003.
[7]	S. Dray, N. Pettorelli, and D. Chessel. Multivariate analysis of incomplete mapped data. Transactions in GIS, 7:411-422, 2003.
[6]	C. Gimaret-Carpentier, S. Dray, and J.-.P. Pascal. Broad-scale biodiversity pattern of the endemic tree flora of the Western Ghats (India) using canonical correlation analysis of herbarium records. Ecography, 26:429-444, 2003.
[5]	N. Pettorelli, S. Dray, J.M. Gaillard, D. Chessel, P. Duncan, A. Illius, N. Guillon, F. Klein, and G. Van Laere. Spatial variation in springtime food resources influences the winter body mass of roe deer fawn. Oecologia, 137:363-369, 2003.
[4]	R. Pélissier, P. Couteron, S. Dray, and D. Sabatier. Consistency between ordination techniques and diversity measurements: two alternative strategies for species occurrence data. Ecology, 84:242-251, 2003.
2002
[3]	S. Dray, N. Pettorelli, and D. Chessel. Matching data sets from two different spatial samples. Journal of Vegetation Science, 13:867-874, 2002.
[2]	J.F. Michel, S. Dray, S. de La Rocque, M. Desquesnes, P. Solano, G. De Wispelaere, and D. Cuisance. Modelling bovine trypanosomosis spatial distribution by GIS in an agro-pastoral zone of Burkina Faso. Preventive Veterinary Medicine, 56:5-18, 2002.
[1]	R. Pélissier, S. Dray, and D. Sabatier. Within-plot relationships between tree species occurrences and hydrological soil constraints: an example in French Guiana investigated through canonical correlation analysis. Plant Ecology, 162(2):143-156, 2002.

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