Helle Sørensen

Helle Sørensen

Professor


  1. 2007
  2. 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 journalJournal articleResearchpeer-review

  3. Published

    Lecture notes for applied statistics

    Tolver, Anders & Sørensen, Helle, 2007, Frederiksberg: Department of Natural Sciences, University of Copenhagen. 174 p.

    Research output: Book/ReportCompendium/lecture notesEducation

  4. 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 journalJournal articleResearchpeer-review

  5. 2004
  6. 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 proceedingArticle in proceedingsResearch

  7. 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 journalJournal articleResearchpeer-review

  8. 2003
  9. 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 journalJournal articleResearchpeer-review

  10. 2002
  11. 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 journalJournal articleResearchpeer-review

  12. 2001
  13. 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 journalJournal articleResearchpeer-review

  14. 2000
  15. Inference for Diffusion Processes and Stochastic Volatility Models

    Sørensen, Helle, 2000, Copenhagen: H.C.Ø.-Tryk. 164 p.

    Research output: Book/ReportPh.D. thesisResearch

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