Helle Sørensen

Helle Sørensen

Professor

ORCID: 0000-0001-5273-6093

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  1. Published

    Effects of Norway spruce shelter density and soil scarification method on mortality and height growth of underplanted European beech, European silver fir and Douglas fir

    Reventlow, Ditlev Otto Juel, Nord-Larsen, Thomas, Sørensen, Helle & Skovsgaard, J. P., 2023, In: Forestry. 96, 4, p. 481–497 cpac051.

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    A forced-choice pictographic method to measure food texture preferences among schoolchildren

    Skouw, S., Chow, Ching Yue, Sørensen, Helle, Bech, A. C., Laureati, M., Olsen, Annemarie & Bredie, Wender, 2023, In: Food Quality and Preference. 105, 11 p., 104783.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 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

  4. 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

  5. Population based growth curve analysis - a comparison between models based on ordinary or stochastic differential equations implemented in a nonlinear mixed effect framework

    Strathe, A. B., Danfær, A. C., Nielsen, B., Klim, S. & Sørensen, Helle, 2011, Modelling nutrient digestion and utilization in farm animals. Sauvant, Van Milgen, Faverdin & Friggens (eds.). Wageningen Academic Publishers, p. 22-31 10 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  6. 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

  7. 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

  8. Published

    Quantification of symmetry for functional data with application to equine lameness classification

    Sørensen, Helle, Tolver, Anders, Thomsen, M. H. & Andersen, P. H., 2012, In: Journal of Applied Statistics. 39, 2, p. 337-360 24 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Independence, successive and conditional likelihood for time series of counts

    Sørensen, Helle, 2019, In: Journal of Statistical Planning and Inference. 200, p. 20-31

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. 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

  11. Published

    Erfaringer med eksperimenter der genererer data til brug i undervisningen

    Sørensen, Helle, 2019, Symposium i Anvendt Statistik 2019. Linde, P. (ed.). Økonomisk Institut, Københavns Universitet og Det Nationale Forskningscenter for Arbejdsmiljø, p. 224-235

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  12. 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

  13. 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

  14. Published

    Diffusion-Type Models with Given Marginal Distribution and Autocorrelation Function / Introduction

    Sørensen, Helle, 2017, Inference, Asymptotics, and Applications: Selected Papers of Ib Michael Skovgaard, with Introductions by his Colleagues. Reid, N. & Martinussen, T. (eds.). World Scientific, p. 263-269

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  15. Published

    Discussion of “Analysis of spatio-temporal mobile phone data: a case study in the metropolitan area of Milan” by P. Secchi, S. Vantini, and V. Vitelli

    Sørensen, Helle, Markussen, Bo & Tolver, Anders, 2015, In: Statistical Methods and Applications. 24, 2, p. 321-324

    Research output: Contribution to journal › Comment/debate › Research › peer-review

  16. 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

  17. 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

  18. 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

  19. 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

  20. Published

    An introduction with medical applications to functional data analysis

    Sørensen, Helle, Goldsmith, J. & Sangalli, L. M., 2013, In: Statistics in Medicine. 32, 30, p. 5222-5240 19 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. 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

  22. 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

  23. 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

  24. Published

    Analysis of Juggling Data: Registration of Functional Data Subject to Biomechanical Constraints

    Tolver, Anders, Sørensen, Helle, Muller, M. & Mousavi, S. N., 2014, In: Electronic Journal of Statistics. 8, 2, p. 1856-1864

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    The effect of increased loads of dissolved organic matter on estuarine microbial community composition and function

    Traving, Sachia Jo, Rowe, O., Jakobsen, N. M., Sørensen, Helle, Dinasquet, J. V., Stedmon, C. A., Andersson, A. & Riemann, Lasse, 2017, In: Frontiers in Microbiology. 8, 15 p., 351.

    Research output: Contribution to journal › Journal article › Research › peer-review

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