Helle Sørensen

Helle Sørensen

Professor


  1. 2008
  2. Published

    Hormesis in Mixtures - Can it be Predicted?

    Belz, R., Cedergreen, Nina & Sørensen, Helle, 2008. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  3. 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 journalJournal articleResearchpeer-review

  4. 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 proceedingConference abstract in proceedingsResearch

  5. 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 journalJournal articleResearchpeer-review

  6. 2007
  7. 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 journalJournal articleResearchpeer-review

  8. 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

  9. 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

  10. 2004
  11. 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

  12. 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

  13. 2003
  14. 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

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