Helle Sørensen
Professor
Department of Mathematical Sciences
Universitetsparken 5
2100 København Ø
- 2010
- Published
Introduction to statistical data analysis for the life sciences
Ekstrøm, Claus Thorn & Sørensen, Helle, 1 Jan 2010, 1. ed. CRC Press. 409 p.Research output: Book/Report › Book › Research › peer-review
A multilevel nonlinear mixed-effects approach to model growth in pigs
Strathe, A. B., Danfær, A. C., Sørensen, Helle & Kebreab, E., 2010, In: Journal of Animal Science. 88, p. 638-649 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A multivariate nonlinear mixed effects method for analyzing energy partitioning in growing pigs
Strathe, A. B., Danfær, A. C., Chwalibog, André, Sørensen, Helle & Kebreab, E., 2010, In: Journal of Animal Science. 88, 7, p. 2361-2372 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A random effects model for binary mixture toxicity experiments
Sørensen, Helle, Cedergreen, Nina & Streibig, Jens Carl, 2010, In: Journal of Agricultural, Biological, and Environmental Statistics. 15, 4, p. 562-577 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Agreement between accelerometric symmetry scores and clinical lameness scores during experimentally induced transient distension of the metacarpophalangeal joint in horses
Thomsen, M. H., Persson, A. B., Tolver, Anders, Sørensen, Helle & Andersen, P. H., 2010, In: Equine Veterinary Journal. 42, Suppl. 38, p. 510-515 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
En introduktion til Statistik
Ditlevsen, Susanne & Sørensen, Helle, 2010, Museum Tusculanum. 89 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Hierarchical modelling of temperature and habitat size effects on population dynamics of North Atlantic cod
Mantzouni, I., Sørensen, Helle, O'Hara, R. B. & MacKenzie, B. R., 2010, In: ICES Journal of Marine Science. 67, 5, p. 833-855 23 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Symmetry indices based on accelerometric data in trotting horses
Thomsen, M. H., Tolver, Anders, Sørensen, Helle, Lindegaard, Casper & Andersen, P. H., 2010, In: Journal of Biomechanics. 43, p. 2608-2612 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2009
- Published
A new mathematical model for combining growth and energy intake in animals: the case of the growing pig
Strathe, A. B., Sørensen, Helle & Danfær, A. C., 2009, In: Journal of Theoretical Biology. 261, 2, p. 165-175 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Canopy photosynthesis and time-of-day application of supplemental light
Markvart, J., Rosenqvist, Eva, Sørensen, Helle, Ottosen, C. & Aaslyng, J. P. M., 2009, In: HortScience. 44, 5, p. 1284-1290 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Introduction to statistical data analysis for the life sciences
Ekstrøm, Claus Thorn & Sørensen, Helle, 2009, Department of Basic Sciences and Environment, University of Copenhagen. 334 p.Research output: Book/Report › Compendium/lecture notes › Education
- 2008
- Published
A review of independent action compared to concentration addition as reference models for mixtures of compounds with different molecular target sites
Cedergreen, Nina, Christensen, A. M., Kamper, A., Kudsk, P., Matthiassen, S. K., Streibig, Jens Carl & Sørensen, Helle, 2008, In: Environmental Toxicology and Chemistry. 27, 7, p. 1621-1632 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Can the effect of ternary mixtures be predicted from binary mixture toxicity results?
Svendsen, C., Cedergreen, Nina, Kamper, A. & Sørensen, Helle, 2008. 2 p.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Hormesis in Mixtures - Can it be Predicted?
Belz, R., Cedergreen, Nina & Sørensen, Helle, 2008. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Hormesis in mixtures - can it be predicted?
Belz, R. G., Cedergreen, Nina & Sørensen, Helle, 2008, In: Science of the Total Environment. 404, 1, p. 77-87 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Independent action compared to concentration addition as reference models for mixtures of compounds with different molecular target sites
Cedergreen, Nina, Christensen, A. M., Kamper, A., Kudsk, P., Streibig, Jens Carl & Sørensen, Helle, 2008, SETAC Europe 18th Annual Meeting: Extended abstracts. Society of Environmental Toxicology and Chemistry, p. 243-244 2 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
- Published
Lecture notes for "Statistisk Dataanalyse 1"
Ekstrøm, Claus Thorn & Sørensen, Helle, 2008, Department of Natural Sciences, University of Copenhagen. 204 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Small sample distribution of the likelihood ratio test in the random effects model
Sørensen, Helle, 2008, In: Journal of Statistical Planning and Inference. 138, 6, p. 1605-1614 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
- Published
A note on R: linear models and models with random effects
Martinussen, Torben, Skovgaard, I. M. & Sørensen, Helle, 2007, Frederiksberg: Department of Natural Sciences, University of Copenhagen. 60 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
An isobole-based statistical model and test for synergism/antagonism in binary mixture toxicity experiments
Sørensen, Helle, Cedergreen, Nina, Skovgaard, I. M. & Streibig, Jens Carl, 2007, In: Environmental and Ecological Statistics. 14, 4, p. 383-397 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Is mixture toxicity measured on a biomarker indicative of what happens on a population level? a study with Lemna minor
Cedergreen, Nina, Abbas Poor, M., Sørensen, Helle & Streibig, Jens Carl, 2007, In: Ecotoxicology and Environmental Safety. 67, 3, p. 323-332 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lecture notes for applied statistics
Tolver, Anders & Sørensen, Helle, 2007, Frederiksberg: Department of Natural Sciences, University of Copenhagen. 174 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Reproducibility of binary-mixture toxicity studies
Cedergreen, Nina, Kudsk, P., Kopp Mathiassen, S., Sørensen, Helle & Streibig, Jens Carl, 2007, In: Environmental Toxicology and Chemistry. 26, 1, p. 149-156 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2004
- Published
Mixtures of toxicants
Cedergreen, Nina, Skovgaard, I. M., Streibig, Jens Carl & Sørensen, Helle, 2004, Symposium i anvendt statistik: 26. årgang, 2004. red. Anders Holm ed. Museum Tusculanum, Vol. 26. p. 210-219 10 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- Published
Parametric inference for diffusion processes observed at discrete points in time: a survey
Sørensen, Helle, 2004, In: International Statistical Review. 72, 3, p. 337-354 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2003
- Published
Simulated likelihood approximations for stochastic volatility models
Sørensen, Helle, 2003, In: Scandinavian Journal of Statistics. 30, 2, p. 257-276 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2002
Estimation of diffusion parameters for discretely observed diffusion processes
Sørensen, Helle, 2002, In: Bernoulli. 8, 4, p. 491-508 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2001
Discretely Observed Diffusions: Approximation of the Continuous-time Score Function
Sørensen, Helle, 2001, In: Scandinavian Journal of Statistics. 28, 1, p. 113-121 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2000
Inference for Diffusion Processes and Stochastic Volatility Models
Sørensen, Helle, 2000, Copenhagen: H.C.Ø.-Tryk. 164 p.Research output: Book/Report › Ph.D. thesis › Research
ID: 4232568
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Analysis of Juggling Data: Registration of Functional Data Subject to Biomechanical Constraints
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The effect of increased loads of dissolved organic matter on estuarine microbial community composition and function
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Coupling bacterioplankton populations and environment to community function in coastal temperate waters
Research output: Contribution to journal › Journal article › Research › peer-review
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