Publications

Contents

• Theses
  • Doctoral
  • PhD
  • Master's
• Journal articles
• Books, reports and special issues
• Chapters in books
• Papers at symposia, conferences and workshops
• Dina notes and research reports
• Textbook notes
• Other publications

Theses

Doctoral theses

• Kristensen, A.R. 1993. Markov decision programming techniques applied to the animal replacement problem. 183 pp.

Ph.D. theses

• Ettema, J.F. 2009. Economics of diseases causing dairy cattle lameness at herd level. PhD thesis. Department of Large Animal Sciences, Faculty of Life Sciences, University of Copenhagen, 184 pp.
• Jensen, T.B. 2008. Aspects of Animal Health Economics in the Finisher Pig Production with Emphasis on Leg Disorders.  PhD thesis. Department of Large Animal Sciences, Faculty of Life Sciences, University of Copenhagen, 184 pp.
• Cornou, C. 2007. Automated Monitoring Methods for Group Housed Sows. PhD thesis. Department of Large Animal Sciences, Faculty of Life Sciences, University of Copenhagen, 150 pp.
• Kudahl, A.B. 2004. Economic Consequences of Paratuberculosis Control in Dairy Cattle Herds. PhD thesis. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Published as: DIAS report no. 63, June 2005.
• Höhle, M. 2003. Decision Support for Disease Management in Pig Production via Statistical Modelling. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Dina Research Report 105, 110 pp.
• Madsen, T.N. 2001. Tools for Monitoring Growing Pigs. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Dina Research Report 91, 90 pp.
• Toft, N. 2000. Elements of Decision Support Systems in Pig Production. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Dina Research Report 90, 92 pp.
• Larsen, V.Aa. 2000.  Sow Herd Management in Outdoor Production Systems. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. 108 pp.
• Østergaard, S. 1999. The feeding-health-production complex in a dairy herd. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. 94 pp. ISBN 87-88976-38-6.
• Møller, S.H. 1999. Styring af minkproduktion. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. 172 pp.
• Kure, H. 1997. Marketing management support in slaughter pig production. 108 pp.

Master's theses

• Brandt, P. 2010. The impact of floor surface temperature on piglet survival and use of the creep area. 50 + X pp.
• Ostersen, T. 2009. Automatic detection of oestrus in group housed sows. 60 pp.
• Pedersen, M.L. 2009. Nursing-suckling behaviour. Effects of farrowing environment on duration of milk letdown and piglet weight gain. 22+33 pp.
• Rasmussen, L. 2008. Søers rulleadfærd. Søers rulleadfærd i farings- og diegivningsperioden samt betydning for pattegrisedødelighed. 78 pp.
• Kristiansen, I. R. & S. Z. Svendsen. 2008. Danskdyrkede proteinfodermidler til økologiske smågrise - Dosis-respons forsøg med hestebønner. 107 + VI pp.
• Jensen, T. 2008. Asphyxia, thermoregulation and Mortality of Neonatal Piglets in Farrowing Crates and Farrowing Pens. 88 pp.
• Lindstrøm, J. 2007. Mapping the stable losses of silage. 40 pp.
• Lahrman, H. J. P. 2007. Socialisering af polte - Betydning for agressivitet og liggeadfærd i drægtighedsstalden. 71 pp.
• Pedersen, T.L. 2007. Stier til løsgående farende og diegivende søer: Fokus på soens orientering i elimineringssituationen med henblik på at vurdere stihygiejne. 63 pp.
• Vinther, J. 2006. Detektion af brunst og helbredsproblemer ved dynamisk lineær modellering. 111 pp.
• Hansen, M.S. 2006. Optimization of delivery strategies for slaughter pigs. 113 pp.
• Riis, T.L. 2003. The dynamic relationship between water and feed intake in slaughter pigs. 90 pp. 
• Søllested, T.A. 2000. Automatic Oestrus Detection by Modelling Eating Behaviour of Group-housed sows in Electronic Feeding Systems. 76 pp.
• Petersen, C. 2000. Privattyr i SDM-DH besætninger - økonomiske og reproduktionstekniske konsekvenser belyst ved stokastisk simulering. 95 pp.
• Lind, T. 1999. Teknisk-økonomiske virkninger af bekæmpelsesstrategier mod stafylokokmastitis. 86 pp.
• Kongsted, A.G. 1999. Pattegrisedødelighed i udendørs sohold. 85 pp.
• Jensen, H.U. 1998. Løbestrategier i soholdet. 50 pp + bilag.
• Andresen, M.H. 1998. Produktionsmæssige konsekvenser af omlægning fra konventionel til økologisk mælkeproduktion. 112 pp.
• Muhlig, B. & L. Norup. 1997. Produktionsstyring i højtydende malkekvægsbesætninger. En spørgeundersøgelse blandt 150 udvalgte mælkeproducenter. 144+23 pp.
• Beider, M. 1996. Optimal mælkeydelse under kvotering - fastlæggelse af det optimale foderniveau. 91 pp.
• Sørensen, H.D. 1996. Opstilling af en besætningsprognose til brug som dagligt styringsredskab ved mælkeproduktion. 37+8+4+10 pp.
• Garrido, J.P.H. 1996. Udvikling af et informationssystem til identifikation af produktionsbrist samt evaluering af mælkeproduktionen i Bolivia. 100 pp.
• Mogensen, L. & L.H. Nielsen. 1996. Opstaldningens indflydelse på kviers adfærd, produktion og sundhed. 208 pp.

Journal articles

• Jørgensen, E., A.R. Kristensen & D. Nilsson. 2012. Markov LIMID processes for representing and solving renewal problems. Annals of Operations Research. In press.

• Ge, L., A.R. Kristensen, M.C.M. Mourits & R.B. Huirne. 2011. A new decision support framework for managing foot-and-mouth disease epidemics. Annals of Operations Research. In press.
• Bono, C., C. Cornou & A.R. Kristensen. 2013. Dynamic production monitoring in pig herds II: Modeling and monitoring farrowing rate at herd level. Livestock Science. In press.
• Escalante, H. J., S.V. Rodriguez, J. Cordero, A.R. Kristensen & C. Cornou. 2013. Sow-activity classification from acceleration patterns: A machine learning approach. Computers and Electronics in Agriculture 93, 17–26.
• Jensen, T.B., H.H. Kristensen, N. Toft. 2012. Quantifying the impact of lameness on welfare and profitability of finisher pigs using expert opinions. Livestock Science 149, 209-214.

• Bono, C., C. Cornou & A.R. Kristensen. 2012. Dynamic production monitoring in pig herds I. Modeling and monitoring litter size at herd and sow level. Livestock Science 149, 289-300.

• Kristensen, A. R., L. Nielsen & M.S. Nielsen. 2012. Optimal slaughter pig marketing with emphasis on information from on-line live weight assessment. Livestock Science 145, 95-108.

• Jensen, T.B., N. Toft, M.K. Bonde, A.G. Kongsted, A.R. Kristensen & J.T. Sørensen. 2012. Herd and sow-related risk factors for mortality in sows in group-housed system. Preventive Veterinary Medicine 103, 31-37.

• Brandt, P., V.Aa. Moustsen, M.B.F. Nielsen & A.R. Kristensen. 2012. Floor heating at farrowing in pens for loose-housed sows. Livestock Science 143, 1-4.

• Cornou, C. & S. Lundbye-Christensen. 2012. Modeling of sows diurnal activity pattern and detection of parturition using acceleration measurements. Computers and Electronics in Agriculture 80, 97-104.

• Demeter, R.M., A.R. Kristensen, J. Dijkstra, A.G.J.M. Oude Lansink, M.P.M. Meuwissen & J.A.M. van Arendonk. 2011. A multi-level hierarchic Markov process with Bayesian updating for herd optimization and simulation in dairy cattle. Journal of Dairy Science 94, 5938-5962.

• Kristensen, H.H. & C. Cornou. 2011. Automatic detection of deviations in activity levels in group of broiler chickens - A pilot study. Biosystems Engineering 109, 369-376.

• Danholt, L., V.Aa. Moustsen, M.B.F. Nielsen & A.R. Kristensen. 2011. Rolling behaviour of sows in relation to piglet crushing on sloped versus level floor pens. Livestock Science 149, 59-68.

• Marchioro, G.F., C. Cornou, A.R. Kristensen & J. Madsen. 2011. Sows' Activity Classification Device using Acceleration Data - a Resource Constrained Approach. Computers and electronics in Agriculture. In press.

• Pedersen, M.L., V.Aa. Moustsen, M.B.F. Nielsen & A.R. Kristensen. 2011. Improved udder access prolongs duration of milk letdown and increases piglet weight gain. Livestock Science 77, 110-117.
• Cornou, C., S. Lundbye-Christensen & A.R. Kristensen. 2011. Modeling and monitoring sows' activity types in farrowing house using acceleration data. Computers and Electronics in Agriculture 76, 316-324.

• Rodríguez, S.V., T.B. Jensen, L.M. Plà & A.R. Kristensen. 2011. Optimal replacement policies and economic value of clinical observations in sow herds. Livestock Science 138, 207-219.

• Ge, L., M.C.M. Mourits, A.R. Kristensen & R.B.M. Huirne. 2010. A modelling approach to support dynamic decision-making in the control of FMD epidemics. Preventive Veterinary Medicine 95, 167-174.
• Ostersen, T., C. Cornou & A.R. Kristensen. 2010. Detecting oestrus by monitoring sows’ visits to a boar. Computers and Electronics in Agriculture 74, 51-58.
• Jensen, T.B., M.K. Bonde, A.G. Kongsted, N. Toft & J.T. Sørensen. 2010. The interrelationships between clinical signs and their effect on involuntary culling among pregnant sows in group- housing systems. Animal 4, 1922–1928.
• Ettema, J., S. Østergaard & A.R. Kristensen. 2010. Modelling the economic impact of three lameness causing diseases using herd and cow level evidence. Preventive Veterinary Medicine 95, 64-73.
• Cornou, C. & S. Lundbye-Christensen. 2010. Classification of sows’ activity types from acceleration patterns using univariate and multivariate models. Computers and Electronics in Agriculture 72, 53-60.
• Nielsen, L.R., E. Jørgensen, A. R. Kristensen, and S. Østergaard. 2010. Optimal replacement policies for dairy cows based on daily yield measurements. Journal of Dairy Science 93, 75-92.
• Ettema, J.F., S. Østergaard & A.R. Kristensen. 2009. Estimation of probability for the presence of claw and digital skin diseases by combining cow- and herd-level information using a Bayesian network. Preventive Veterinary Medicine 92, 89-98.
• Cornou, C. 2009. Automation Systems for Farm Animals: Potential Impacts on the Human-Animal Relationship and on Animal Welfare. Anthrozoos 22, 213-220.
• Jensen, T.B. & N. Toft. 2009. Causes of and predisposing risk factors for leg disorders in growing-finishing pigs. CAB Reviews: Perspectives in Agriculture, Veterinary Science, Nutrition and Natural Resources 4, No. 010.
• Jensen, T. B., A.R. Kristensen, N. Toft, N.P. Baadsgaard, S. Østergaard & H. Houe. 2009. An object-oriented Bayesian network modeling the causes of leg
  disorders in finisher herds. Preventive Veterinary Medicine 89, 237-248.  
• Cornou, C. & S. Lundbye-Christensen. 2008. Classifying sows’ activity types from acceleration patterns: An application of the Multi-Process Kalman Filter. Applied Animal Behaviour Science 111, 262-273.
• Cornou, C., J. Vinther & A.R. Kristensen. 2008. Automatic detection of oestrus and health disorders using data from Electronic Sow Feeders. Livestock Sciencre 118, 262-271.
• Nielsen, B.K. & A.R. Kristensen. 2007. Optimal decisions in organic beef production from steers – effects of criterion of optimality and price changes. Livestock Science 110, 25-32.
• Cornou, C. 2006. Automated Oestrus Detection Methods in Group Housed Sows: Review of the current methods and perspectives for development. Livestock Science 105, 1-11.
• Nielsen, L.R. & A.R. Kristensen. 2006. Finding the K best policies in a finite-horizon Markov decision process. European Journal of Operational Research 175, 1164-1179.
• Cornou, C., K. Strudsholm & T. Kristensen. 2005. Simulated consequences of different housing and management strategies for growing pigs on productivity and the indoor area required. Livestock Production Science. In press.
• Madsen, T.N. & A.R. Kristensen. 2005. A model for monitoring the condition of young pigs by their drinking behavior. Computers and Electronics in Agriculture 48, 138-154.
• Madsen, T.N., S. Andersen & A.R. Kristensen. 2005. Modelling the drinking pattern of young pigs using a state space model. Computers and Electronics in Agriculture 48, 39-62.
• Höhle, M.K., E. Jørgensen & P.D. O'Neill. 2005. Inference in disease transmission experiments by using stochastic epidemic models. Journal of the Royal Statistical Society Series C (Applied Statistics) 54, 349-366.
• Toft, N., A.R. Kristensen & E. Jørgensen. 2005. A framework for decision support related to infectious diseases in slaughter pig fattening units. Agricultural Systems 85, 120-137.
• Nielsen, B.K., A.R. Kristensen & S.M. Thamsborg. 2004. Optimal decisions in organic steer production - a model including winter feeding level, grazing strategy and slaughtering policy. Livestock Production Science 88, 239-250.
• McAinsh, C.V. & A.R. Kristensen. 2004. Dynamic modelling of a traditional African chicken production system. Tropical Animal Health and Production 36, 609-626.
• Kristensen, A.R. & T.A. Søllested. 2004. A sow replacement model using Bayesian updating in a 3-level hierarchic Markov process. I. Biological model. Livestock Production Science 87, 13-24.
• Kristensen, A.R. & T.A. Søllested. 2004. A sow replacement model using Bayesian updating in a three-level hierarchic Markov process II. Optimization model. Livestock Production Science 87, 25-36.
• Lien, G., A.R. Kristensen, A. Hegrenes & J.B. Hardaker. 2003. Optimal length of leys in an area with winter damage problems. Grass and Forage Science 58, 168-177.
• Kristensen, A.R. 2003. A general software system for Markov decision processes in herd management applications. Computers and Electronics in Agriculture 38, 199-215.  
• Toft, N. & E. Jørgensen. 2002. Estimation of farm specific parameters in a longitudinal model for litter size with variance components and random dropout. Livestock Production Science 77, 175-185. 
• Lauritzen, S.L. & D. Nilsson. 2001. Represening and solving decision problems with limited information. Management Science 47, 1235-1251.
• Kristensen, A.R. & E. Jørgensen. 2000. Multi-level hierarchic Markov processes as a framework for herd management support. Annals of Operations Research 94, 69-89. 
• Østergaard, S. & Y.T. Gröhn. 2000. Concentrate feeding, dry-matter intake, and metabolic disorders in Danish dairy cows. Livestock Production Science 65, 107-118.

• Østergaard, S., J.T. Sørensen & A.R. Kristensen. 2000. A stochastic model simulating the feeding-health-production complex in a dairy herd. Journal of Dairy Science 83, 721-733.

• Madsen, T.N. & V. Ruby. 2000. An application for early detection of growth rate changes in the slaughter pig production unit. Computers and Electronics in Agriculture 25, 261-270.
• Østergaard, S. & Y.T. Gröhn. 1999. Effects of diseases on test day milk yield and body weight of dairy cows from danish research herds. Journal of Dairy Science 82, 1188-1201.
• Mourits, M.C.M., R.B.M. Huirne, A.A. Dijkhuizen, A.R. Kristensen & D.T. Galligan. 1999. Economic optimization of dairy heifer management decisions. Agricultural Systems 61, 17-31.

• Mogensen, L., J.T. Sørensen, J. Hindhede, L.H. Nielsen & A.R. Kristensen. 1999. Effect of space allowance and access to bedding in slatted-floor housing systems during second-year rearing on subsequent milk production of primiparious dairy cows. Acta Agriculturæ Scandinavica, Section A, Animal Science 49, 49-56.

• Østergaard, S. & J.T. Sørensen. 1998. A review of the feeding-health-production complex in a dairy herd. Preventive Veterinary Medicine 36, 109-129.
• Østergaard, S., J.T. Sørensen, J. Hindhede & A.R. Kristensen. 1996. Technical and economic effects of feeding one vs. multiple total mixed rations estimated by stochastic simulation under different dairy herd and management characteristics. Livestock Production Science 45, 23-33.

Books, reports and special issues

• Kristensen, A.R., E. Jørgensen & N. Toft. 2008. Herd Management Science I. Basic concepts. Sl Books, ISBN: 8779970788. 140 pp.
• Kristensen, A.R., E. Jørgensen & N. Toft. 2008. Herd Management Science II. Advanced topics. Sl Books, ISBN: 8779970796. 233 pp. 
• Kristensen, A.R., E. Jørgensen & N. Toft. 2006. Herd Management Science. Preliminary Edition compiled for the Advanced Herd Management course, KVL, August 28th - November 3rd, 2006, The Royal Veterinary and Agricultural University. 340 pp.
• Houe, H., J.T. Sørensen, L. Otto, A.R. Kristensen, P. Bækbo, J.Y. Blom & S. Østergaard (eds.). 2001. Animal Health Economics. Proceedings of workshop held by Research Centre for the Management of Animal Production and Health at Danish Institute of Agricultural Sciences, Foulum, Denmark - August 17th - 18th, 2001. CEPROS report no. 7.
• Thysen, I. & A.R. Kristensen (eds.). 2000. Thysen, I. & A.R. Kristensen (eds.). 2000. Computers and Electronics in Agriculture, Special Issue, The First European Conference for information Technology in Agriculture. Vol. 25, No. 3.
• Kure, H., I. Thysen & A.R. Kristensen (eds.). 1997. Proceedings. First European Conference for Information Technology in Agriculture. The Royal Veterinary and Agricultural University, Copenhagen, Denmark, 15-18 June 1997. 500 pp.

Chapters in books

• Kristensen, A.R. 2012. Produktionsdyrenes liv og død. In: Gjerris, M., R. Klingenberg, G. Meyer & G. Tveit (eds.): Kød – En antologi. Tiderne Skifter, København. ISBN 978-87-7973-497-5.
• Kristensen, A.R. & E. Jørgensen. 1997. Simultaneous optimization of management decisions at the operational and tactical levels in animal production. In: Huirne et al. (eds.): Risk Management Strategies in Agriculture. State of the art and future perspectives. Mansholt Studies 7, Chapter 17, pp 215-223.

Papers at symposia, conferences and workshops

• Jensen, T.B., A.R. Kristensen & N. Toft. 2007. Modeling the causes of leg disorders in finisher herds. XIII International congress in animal hygiene : ISAH - 2007, Estonia. p417-422.
• Cornou, C. and Kristensen, A.R., 2007. The economic value of uniformity in slaughter pig production (abstract). EAAP 2007. 58^th Annual Meeting of the European Association for Animal Production. Dublin, Ireland, August 26-29.
• Cornou, C., Vinther J. and Kristensen, A.R., 2007. Automatic detection of oestrus and health disorders using data from Electronic Sow Feeders (abstract). NJF 23^rd Congress 2007. Trends and Perspectives in Agriculture. Copenhagen, Denmark, June 26-29.
• Cornou, C. and Lundbye-Christensen S., 2007. Classifying sows' activity types from acceleration patterns using a Multi-Process Kalman Filter (abstract). NJF 23^rd Congress 2007. Trends and Perspectives in Agriculture. Copenhagen, Denmark. June 26-29.
• Cornou C., 2007. Automated oestrus detection method for group housed sows using acceleration measurements. ECPLF 2007. Proceedings of the 3^rd European Conference on Precision Livestock Farming. Skiathos, Greece, June 3-6, 211-217.
• Ge, L., R.B.M. Huirne, M.C.M. Mourits, Ó. Gutiérrez & A.R. Kristensen. 2007. Discovering real options in the optimal control of foot-and-mouth disease. International workshop held at Research Centre Foulum 9-10 November 2006. DJF Animal Science 77, 51-55.
• Houe H, N.P. Baadsgaard, H.D. Emborg, C. Enevoldsen, A.K. Ersbøll, B. Forkman, M. Greiner, T.B. Jensen, A.R. Kristensen, T. Mark, L.R. Nielsen, S.S. Nielsen, P. Sandøe, H. Stege, P.T. Thomsen, N. Toft N & G. Tveit. 2006. Guidelines for database protocols on disease and welfare recording. Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 891, 2006.
• Hansen, M.S. & A.R. Kristensen. 2006. LIMIDs for decision support in pig production. EURO XXI. 21st European Conference on Operational Research, Reykjavik, Iceland, July 2-5. Abstract: Journal of Agricultural Science 144, 468.
• Ge, L., A. Kristensen, M. Mourits & R. Huirne. 2006. The ‘curse of animal disease’ and the ‘curse of dimensionality’ : A new decision support framework for the control of foot-and-mouth disease epidemics. EURO XXI. 21st European Conference on Operational Research, Reykjavik, Iceland, July 2-5. Abstract: Journal of Agricultural Science 144, 468.
• Nielsen, L.R. & A.R. Kristensen. 2004. Risk aversion in Markov decision processes. EDWA-04 European Workshop for Decision Problems in Agriculture and Natural Resources. Silsoe, England 27th - 28th September, 2004.
• Höhle, M. & E. Jørgensen. 2003. Decision Making based on Sampled Disease Occurrence in Animal Herds. Proceedings of the 7th European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU), Aalborg, Denmark, July 2-5, 2003, Lecture Notes in Computer Science, Springer 2003.
• Jørgensen, E., M. Höhle & S. Højsgaard. 2003. Diagnostic testing: Model estimation and decision support using graphical models. EFITA 2003. Fourth European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment, Debrecen, Hungary, July 5-9.
• Kristensen, A.R. & C.V. Pedersen. 2003. Representation of uncertainty in a Monte Carlo simulation model of a scanvenging chicken production system. EFITA 2003. Fourth European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment, Debrecen, Hungary, July 5-9.
• Kristensen, A.R. 2003. Optimal slaughter pig marketing with emphasis on information from on-line live weight assessment. EFITA 2003. Fourth European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment, Debrecen, Hungary, July 5-9.
• Hegrenes, A., A.R. Kristensen & G. Lien. 2003. Optimal economic length of leys: a dynamic programming approach. 25th International Conference of Agricultural Economists, Durban, South Africa, August 16-22.

• Toft, N., A.R. Kristensen & E. Jørgensen. 2003. Exploring the Cost-Benefit of Vaccines for Infectious Diseases in Slaughter Pig Production. Acta Veterinaria Scandinavica 44 (Suppl. 1), 55.

• Pedersen, C.V., A.R. Kristensen & J. Madsen. On-farm research leading to a dynamic model of a traditional chicken production system. Tanzania Society of Animal Production and Tanzania Veterinary Association. Joint Annual Conference, 3-5 December 2002, Arusha, Tanzania. 
• Höhle, M.K. 2002. Decision support for pneumonia management in pig production. First European Workshop on Sequential Decisions under Uncertainty in Agriculture and Natural Resources. Toulouse, France, September 19-20. 
• Nilsson, D. & A.R. Kristensen. 2002. Markov LIMID Processes for representing and solving renewal problems. First European Workshop on Sequential Decisions under Uncertainty in Agriculture and Natural Resources. Toulouse, France, September 19-20. 
• Søllested, T.A. & A.R. Kristensen. 2002. A sow replacement model using Bayesian updating in a 3-level hierarchic Markov process. First European Workshop on Sequential Decisions under Uncertainty in Agriculture and Natural Resources. Toulouse, France, September 19-20. 
• Kristensen, A.R. & G. Lien. 2002. Optimal length of leys in an area with winter damage problems. First European Workshop on Sequential Decisions under Uncertainty in Agriculture and Natural Resources. Toulouse, France, September 19-20. 
• Nielsen, B.K. & A.R. Kristensen. 2002. A model for simultaneous optimization of feeding level and slaughtering policy of organic steers. First European Workshop on Sequential Decisions under Uncertainty in Agriculture and Natural Resources. Toulouse, France, September 19-20.
• Toft, N., A.R. Kristensen & E. Jørgensen. 2001. Exploring the cost-benefit of vaccines for infectious diseases in slaughter pig production. 11th International Conference on Production Diseases in Farm Animals.
• Madsen, A. & D. Nilsson. 2001. Solving Influence Diagrams using HUGIN, Shafer-Shenoy and Lazy Propagation. In Proceedings of the 17th Conference on Uncertainty in Artificial Intelligence 2001.
• Nilsson, D. & J. Goldberger. 2001. Sequentially finding the N-Best List in Hidden Markov Models. In Seventeenth International Joint Conference on Artificial Intelligence.
• Pedersen, B.K. & T.N. Madsen. 2001. Modelo de instalaciones y controles que aseguren la trazabilidad en la producción porcina. XXXIV Semana Nacional del Ganado Porcino. SEPOR 2001. Journadas sobre Trazabilidad y Actualización en Sanidad y Producción Porcina. Lorca, 18 - 20 de septiembre.
• Søllested, T.A., A.R. Kristensen & T.N. Madsen. 2001. Electronic monitoring of eating behaviour as an indicator for oestrus in group housed sows. EFITA 2001. Third European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment, Montpellier, France, June 18-20. pp 337-342.
• Toft, N., A.R. Kristensen & E. Jørgensen. 2001. Tradeoff's in modeling epidemic disease in slaughter pig production. EFITA 2001. Third European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment, Montpellier, France, June 18-20. pp 391-396.
• Kristensen, A.R. 2001. Computer demonstration: A general software system for dynamic programming. EFITA 2001. Third European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment, Montpellier, France, June 18-20. pp 379-384.
• Kristensen, A.R. 2001. Hvilke faktorer påvirker produktion og dyreomsætning?  Dansk Boologisk selskabs seminar 19. og 20. april 2001. Hotel Pejsegården, Brædstrup.
• Nilsson, D. 2001. The computation of moments of decomposable functions in probabilistic expert systems. International Symposium on Adaptive Systems: Evolutionary Computation and Probabilistic Graphical Models, Cuba, 19-23 March.
• Toft, N., A.R. Kristensen & E. Jørgensen. 2000. A framework for decision support related to an infectious disease in slaughter pig production. Proceedings of the Symposium on Economic Modelling of Animal Health and Farm Management. Wageningen, The Netherlands, November 23-24.
• Höhle, M., E. Jørgensen & D. Nilsson. 2000. Modeling with LIMIDs - examplified by disease treatment in slaughter pigs. International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Jørgensen, E., T.A. Søllested & N. Toft. 2000. Evaluation of SIR epidemic models in slaughter pig units using Monte Carlo simulation. International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Kristensen, A.R. 2000. A software system for multi-level hierarchic Markov processes.  International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Larsen, V.Aa. 2000. Flexibility of outdoor pig production systems - an oportunity to be explored in a herd model.  International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Madsen, T.N. 2000. A model for detection of changes in the drinking behaviour of young pigs. International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Søllested, T.A. & A.R. Kristensen. 2000. A multi-process dynamic linear model for oestrus detection in group housed sows by modeling eating behaviour. International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Toft, N., E. Jørgensen & C. Dethlefsen. 2000. Estimation of farm specific parameters in a longitudinal model for litter size with variance components and random dropout. International Symposium on Pig Herd Management Modelisation. Lleida, Spain, September 18-20.
• Toft, N. 1999. Linking decisions on multiple time scales. Proceedings of the Second European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment. September 27-30, University of Bonn.
• Makulska, J. & A.R. Kristensen. 1999. Economic optimization of bull fattening. Proceedings of the Second European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment. September 27-30, University of Bonn.
• Jørgensen, J.N. 1999. Operational decision support system for respiratory diseases in slaughter pigs. Proceedings of the Second European Conference of the European Federation for Information Technology in Agriculture, Food and the Environment. September 27-30, University of Bonn.
• Kristensen, A.R. 1999. Decision Support Models. Proceedings 25th International Dairy Congress, 21-24 September 1998, Aarhus, Denmark. Vol. III Future Milk Farming, 145-163.
• Kristensen, A.R. 1998. Hvilke overvejelser ligger bag valg af udsætterkøer? Hvilken indflydelse har forskellige forhold på udsætningen af køer? Dansk Boologisk selskabs seminar 17. og 18. september 1998. Hotel Pejsegården, Brædstrup.
• Kure, H. 1997. Slaughter Pig Marketing Management: Utilization of Highly Biased Herd-Specific Data. In: Kure et al. (eds.): Proceedings of the first European Conference for Information Technology in Agriculture, Copenhagen, June 15-18.
• Madsen, T.N. & V. Ruby. 1997. An Application for Early Detection of Growth Rate Changes in the Slaughter Pig Production Unit. In: Kure et al. (eds.): Proceedings of the first European Conference for Information Technology in Agriculture, Copenhagen, June 15-18.
• Østergaard, S. 1997. Modeling the effect of feeding on health and production in dairy cattle. Proceedings of the Dutch/Danish Symposium on Animal Health and Management Economics, Copenhagen, January 23-24 1997. Dina Notat No. 56, 29-35.
• Kure, H. 1997. Optimal slaughter pig marketing. Proceedings of the Dutch/Danish Symposium on Animal Health and Management Economics, Copenhagen, January 23-24 1997. Dina Notat No. 56, 39-47.
• Toft, N. 1997. Model based decision support in sow herds with emphasis on linking decisions with different time horizons. Proceedings of the Dutch/Danish Symposium on Animal Health and Management Economics, Copenhagen, January 23-24 1997. Dina Notat No 56, 55-60.
• Madsen, T.N. 1997. Monitoring of pig production using Kalman filter techniques. Proceedings of the Dutch/Danish Symposium on Animal Health and Management Economics, Copenhagen, January 23-24 1997. Dina Notat No 56, 109-116.
• Møller, S.H., J.T. Sørensen & A.R. Kristensen. 1996. The concepts of systematic operation programmes for improvement of health and welfare management in mink. 4th International Livestock Farming Systems Symposium, Foulum, Denmark, August 22-23.
• Jørgensen, E., C. Dethlefsen & A.R. Kristensen. 1996. Systems for monitoring and decision support with respect to sow longevity. In: V. Danielsen (ed.): NJF-Utredning/Rapport Nr. 111. Proceeding of NJF-seminar no. 265, Longevity of sows, Research Centre Foulum, Denmark, 27.-28. March 1996.
• Kure, H. 1996. Slaugther pig marketing support: utilization of subjective as well as objective information. Risk Management Strategies in Agriculture: State of the art and Future Perspectives. EUNITA-Seminar, January 7-10, 1996, Wageningen, The Netherlands.
• Kristensen, A.R. & E. Jørgensen. 1996. Simultaneous optimization of management decisions at the operational and tactical level in animal production. In: Risk Management Strategies in Agriculture: State of the art and Future Perspectives. EUNITA-Seminar, January 7-10, 1996, Wageningen, The Netherlands.
• Kure, H. 1995. Recursive dynamic programming: Heuristic rules, bounding and state space reduction. 2nd IFAC/IFIP/EurAgEng Workshop on Artificial Intelligence in Agriculture. May 29-31, Wageningen, The Netherlands.

Dina Notes and Research Reports

• Research Reports:
• Nielsen, L.R & A.R. Kristensen. 2004. Finding the K best policies in finite-horizon Markov decision processes. Dina Research Report 110.
• Höhle, M. 2003. Decision Support for Disease Management in Pig Production via Statistical Modelling. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Dina Research Report 105, 110 pp.
• Höhle, M. 2002. Estimating Parameters for Stochastic Epidemics. Dina Research Report 102, 51 pp.
• Kristensen, A.R. & T.A. Søllested. 2001. A sow replacement model using Bayesian updating in a 3-level hierarchic Markov process. Dina Research Report No. 96.
• Nilsson, D. & M. Höhle. 2001. Computing bounds on expected utilities for optimal policies based on limited information. Dina Research Report No. 94. Abstract.
• Madsen, T.N. 2001. Tools for Monotoring Growing Pigs. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Dina Research Report 91, 103 pp.
• Toft, N. 2000. Elements of Decision Support Systems. PhD thesis. Department of Animal Science and Animal Health, Royal Veterinary and Agricultural University. Dina Research Report 90, 92 pp.
• Jørgensen, E. & N. Toft. 1999. A Bayesian network based monitoring system for sow management. Dina Research Report No. 80
• Toft, N. & T.N. Madsen. 1998. Modeling eating patterns of growing pigs using dynamic linear models. Dina Research Report No. 69.
• Vaarst, M., I. Thysen, C. Enevoldsen, B. Thiesson, M. Criel & S.K. Andersen. 1996. Mastitis diagnoses in Danish organic dairy herds using Bayesian networks. Dina Research Report No. 54.
• Kristensen, A.R. & E. Jørgensen. 1996. Multi-level hierarchic Markov processes as a framework for herd management support. Dina Research Report No. 41. Abstract.
• Jørgense, E. & A.R. Kristensen. 1995. An Object Oriented Simulation Model of a Pig Herd with Emphasis on Information Flow. Dina Research Report No. 32.
• Notes:
  • Nielsen, L.R. & A.R. Kristensen. 2005. Risk management in forestry - Possible solution approaches. Dina Notat No. 111.
  • Kristensen, A.R. (Ed.) 2001. Dina Research School: Workshop December 6-7, 2001. Dina Notat No. 95.
  • Kristensen, A.R. (Ed.). 2000. Dinas Forskerskole: Workshop den 6-7 april 2000. Dina Notat No. 87.
  • Kristensen, A.R. (Ed.). 1999. Dinas Forskerskole: Workshop den 22-23 april 1999. Dina Notat No. 82.
  • Kristensen, A.R. (Ed.). 1998. Dinas Forskerskole: Workshop den 3-4. december 1998. Dina Notat No. 79.
  • Toft, N. 1998. The dynamic aspect of the reproductive performance in the sow herd. Dina Notat No. 70.
  • Kristensen, A.R. (Ed.). 1998. Dinas Forskerskole: Workshop den 23-24. april 1998. Dina Notat No. 67.
  • Kristensen, A.R. (Ed.). 1997. Dinas Forskerskole: Workshop den 4.-5. december 1997. Dina Notat No. 62.
  • Toft, N. & A.R. Kristensen. 1997. The parameter input file for the multi-level hierarchic Markov process. Dina Notat No. 60.
  • Kristensen, A.R. (Ed.) 1997. Proceedings of the Dutch/Danish Symposium on Animal Health and Management Economics, Copenhagen, January 23-24 1997. Dina Notat No. 56.
  • Kristensen, A.R. 1996. Textbook notes of herd management: Dynamic programming and Markov decision processes. Dina Notat No. 49.
  • Kristensen, A.R. & E. Jørgensen. 1996. Textbook notes of herd management: Basic concepts. Dina Notat No. 48.
  • Jørgensen, E., E.-M. Vestergaard & A.R. Kristensen. 1995. Modelling of Respiratory Diseases in Slaughter Pigs, Working Paper: Generic Disease Model. Dina Notat No. 40.
  • Kristensen, A.R. & E. Jørgensen. 1995. Applicational Perspectives of Recent Developments in Dynamic Programming Methods for Herd Management Support. Dina Notat No. 33. Abstract.
  • Kristensen, A. 1994. Dynamic programming as a framework for decision support in animal production, Dina Workshop on Informatics in Agriculture, 8-9 December 1994: Supplementary note. Dina Notat no. 27. Abstract.
  • Broekmans, J.E. 1992. Influence of price fluctuations on delivery strategies for slaughter pigs. Dina Notat no. 7.

The following links include all Notes and Research Reports published by Dina - not just those relating to herd management.

• Dina Notes
• Dina Research Reports

Textbook notes

• Kristensen, A.R. & E. Jørgensen. 1996. Textbook notes of herd management: Basic concepts. Dina Notat No. 48.
• Kristensen, A.R. 1996. Textbook notes of herd management: Dynamic programming and Markov decision processes. Dina Notat No. 49.
• Jørgensen, E. 1996. Textbook notes of herd management: From registrations to information. Dina Notat no. 51.
• Jørgensen, E. 1996. Textbook notes of herd management: Influence diagrams: Potential use and current limitations. Dina Notat no. 52.
• Jørgensen, E. 1996. Textbook notes of herd management: Monte Carlo simulation techniques. Dina Notat no. 53.
• Kristensen, A.R. 1993. Optimal udskiftning af malkekøer. 21 pp.
• Kristensen, A.R. 1992. Planlægning, styring og kontrol i animalsk produktion. Grundbegreber. 39 pp.

Other publications

• Nielsen, B., S.M. Thamsborg & A.R. Kristensen. 2007. Skru ned for studenes tilvækst om vinteren. Økologisk Jordbrug 378, 11.
• Nielsen, B., S.M. Thamsborg & A.R. Kristensen. 2007. Slutfedning betaler sig ikke. Økologisk Jordbrug 378, 11.
• Kristensen, A.R. 2006. Muligheder med IT. Kongres for svineproducenter 2006, 99-100. Dansk Svineproduktion.
• Heiskanen, T., A.R. Kristensen, C. Cornou & P. Bonnet, 2005. Trådløs overvågning - fremtidens værktøj i løsdriftsstalden. Hyologisk, June 2005, 31-33.
• Höhle, M. R0 estimation by the martingale method, Biometry Research Unit Internal Report, 10 pages, 2003
• Jørgensen, E. & Kristensen, A.R. (1998). Edb letter beslutningen Landsbladet Svin, 11, November 1988, p. 18.