Publications

Refereed work

	MILP Sensitivity Analysis for the Objective Function Coefficients K.A. Andersen and T.K. Boomsma and L.R. Nielsen {INFORMS} Journal on Optimization, 5 (1), 92--109 (2023) [abstract | pdf | doi | bibtex]
	Warm-starting lower bound set computations for branch-and-bound algorithms for multi objective integer linear programs Forget, N. and Gadegaard, S.L. and Nielsen, L.R. European Journal of Operational Research, 302 (3), 909--924 (2022) [abstract | pdf | doi | bibtex]
	Branch-and-bound and objective branching with three or more objectives Forget, N. and Gadegaard, S.L. and Klamroth, K. and Nielsen, L.R. and Przybylski, A. Computers and Operations Research, 148, 106012 (2022) [abstract | pdf | doi | bibtex]
	Optimizing pig marketing decisions under price fluctuations R. Pourmoayed and L.R. Nielsen Annals of Operations Research (2020) [abstract | pdf | doi | bibtex]
	Biobjective Branch-and-Cut Algorithms Based on LP Relaxation and Bound Sets S.L. Gadegaard and L.R. Nielsen and M. Ehrgott Informs Journal on Computing, 31 (4), 790--804 (2019) [abstract | pdf | doi | bibtex]
	An approximate dynamic programming approach for sequential pig marketing decisions at herd level R. Pourmoayed and L.R. Nielsen European Journal of Operational Research, 276 (3), 1056--1070 (2019) [abstract | pdf | doi | bibtex]
	A bi-objective approach to discrete cost-bottleneck location problems S.L. Gadegaard and A Klose and L.R. Nielsen Annals of Operations Research, 267, 179--201 (2018) [abstract | pdf | doi | bibtex]
	An improved cut-and-solve algorithm for the single-source capacitated facility location problem S.L. Gadegaard and A. Klose and L.R. Nielsen EURO Journal on Computational Optimization, 6 (1), 1-27 (2018) [abstract | pdf | doi | bibtex]
	A hierarchical Markov decision process modeling feeding and marketing decisions of growing pigs Pourmoayed, Reza and Nielsen, Lars Relund and Kristensen, Anders Ringgaard European Journal of Operational Research, 250 (3), 925-938 (2016) [abstract | pdf | doi | bibtex]
	Markov decision processes to model livestock systems Nielsen, L.R. and Kristensen, A.R. In book "Handbook of Operations Research in Agriculture and the Agri-Food Industry" , 224, 419-454 (2015) Series: International Series in Operations Research \& Management Science [abstract | pdf | doi | bibtex]
	Ranking paths in stochastic time-dependent networks L.R. Nielsen and K.A. Andersen and D. Pretolani European Journal of Operational Research, 236 (3), 903-914 (2014) [abstract | pdf | doi | bibtex]
	Inventory control in a lost-sales setting with information about supply lead times Abhijit Bhagwan Bendre and Lars Relund Nielsen International Journal of Production Economics, 142 (2), 324-331 (2013) [abstract | pdf | doi | bibtex]
	Embedding a state space model into a Markov decision process L.R Nielsen and E. Jørgensen and S. Højsgaard Annals of Operations Research, 190 (1), 289-309 (2011) [abstract | pdf | doi | bibtex]
	Erratum to ``An algorithm for ranking assignments using reoptimization'' [Computers and Operations Research 35 (2008) 3714-3726] Pedersen, C.R. and Nielsen, L.R. and Andersen, K.A. Computers and Operations Research, 37, 426-427 (2010) [abstract | pdf | doi | bibtex]
	Optimal Replacement Policies for Dairy Cows Based on Daily Yield Measurements L.R Nielsen and E. Jørgensen and A.R. Kristensen and S. Østergaard Journal of Dairy Science, 93 (1), 77-92 (2010) [abstract | pdf | doi | bibtex]
	Quantifying walking and standing behaviour of dairy cows using a moving average based on output from an accelerometer L.R Nielsen and A.R. Pedersen and M.S. Herskin and L. Munksgaard Applied Animal Behaviour Science, 127, 12-19 (2010) [abstract | pdf | doi | bibtex]
	Time-adaptive and history-adaptive multicriterion routing in stochastic, time-dependent networks D. Pretolani and L.R. Nielsen and K.A. Andersen and M. Ehrgott Operations Research Letters, 37 (3), 201-205 (2009) [abstract | pdf | doi | bibtex]
	Bicriterion shortest paths in stochastic time-dependent networks L.R. Nielsen and D. Pretolani and K.A. Andersen In book "Multiobjective Programming and Goal Programming" , 618, 57-67 (2009) Series: Lecture Notes in Economics and Mathematical Systems [abstract | pdf | doi | bibtex]
	The Bicriterion Multi Modal Assignment Problem: Introduction, Analysis, and Experimental Results Pedersen, C.R. and Nielsen, L.R. and Andersen, K.A. Informs Journal on Computing, 20 (3), 400--411 (2008) [abstract | pdf | doi | bibtex]
	An algorithm for ranking assignments using reoptimization Pedersen, C.R. and Nielsen, L.R. and Andersen, K.A. Computers and Operations Research, 35 (11), 3714-3726 (2008) [abstract | pdf | doi | bibtex]
	Finding the $K$ shortest hyperpaths using reoptimization L.R. Nielsen and D. Pretolani and K.A. Andersen Operations Research Letters, 34 (2), 155--164 (2006) [abstract | pdf | doi | bibtex]
	Finding the $K$ best policies in a finite-horizon Markov decision process Nielsen, L.R. and Kristensen, A.R. European Journal of Operational Research, 175 (2), 1164--1179 (2006) [abstract | pdf | doi | bibtex]
	Finding the $K$ Shortest Hyperpaths L.R. Nielsen and K.A. Andersen and D. Pretolani Computers and Operations Research, 32 (6), 1477--1497 (2005) [abstract | pdf | doi | bibtex]
	Bicriterion Shortest Hyperpaths in Random Time-Dependent Networks L.R. Nielsen and K.A. Andersen and D. Pretolani IMA Journal of Management Mathematics, 14 (3), 271--303 (2003) [abstract | pdf | doi | bibtex]
	Route Choice in Stochastic Time-Dependent Networks L.R. Nielsen Department of {O}perations {R}esearch, {U}niversity of {A}arhus (2003) [abstract | pdf | bibtex]

Technical Reports

	Linear relaxation based branch-and-bound for multi-objective integer programming with warm-starting Forget, N. and Gadegaard, S.L. and Nielsen, L.R. Optimizaton Online (2021) [abstract | pdf | bibtex]
	Branch-and-bound and objective branching with three objectives Forget, N. and Klamroth, K. and Gadegaard, S.L. and Przybylski, A. and Nielsen, L.R. Optimizaton Online (2020) [abstract | pdf | bibtex]
	Bi-objective branch-and-cut algorithms: Applications to the single source capacitated facility location problem S.L. Gadegaard and M. Ehrgott and L.R. Nielsen Optimization Online (2016) [abstract | pdf | bibtex]
	An overview over pig production of fattening pigs with a focus on possible decisions in the production chain Pourmoayed, R. and Nielsen, L.R. Aarhus University (2014) [abstract | pdf | bibtex]
	Udredningsrapport om økonomisk foderoptimering i den enkelte besætning baseret på NorFor Plan S. Østergaard and M. Weisbjerg and O. Aaes and N. Friggens and T. Kristensen and A.R. Kristensen and L.R. Nielsen and D. Bossen Det Jordbrugsvidenskabelige Fakultet, Aarhus Universitet (2009) [abstract | pdf | bibtex]
	Time-adaptive versus history-adaptive strategies for multicriterion routing in stochastic time-dependent networks D. Pretolani and L.R. Nielsen and K.A. Andersen and M. Ehrgott Department of Business Studies, Aarhus School of Business (2008) [abstract | pdf | bibtex]
	A note on "Multicriteria adaptive paths in stochastic, time-varying networks" D. Pretolani and L.R. Nielsen and K.A. Andersen Department of Business Studies, Aarhus School of Business (2006) [abstract | pdf | bibtex]
	Bicriterion a priori route choice in stochastic time-dependent networks L.R. Nielsen and D. Pretolani and K.A. Andersen Department of {B}usiness {S}tudies, {A}arhus {S}chool of {B}usiness (2006) [abstract | pdf | bibtex]
	On the Bicriterion Multi Modal Assignment Problem Pedersen, C.R. and Nielsen, L.R. and Andersen, K.A. Department of Operations Research, University of Aarhus (2005) [abstract | pdf | bibtex]
	A note on ranking assignments using reoptimization Pedersen, C.R. and Nielsen, L.R. and Andersen, K.A. Department of Operations Research, University of Aarhus (2005) [abstract | pdf | bibtex]
	Risk Management in Forestry - Possible Solution Approaches Nielsen, L.R. and Kristensen, A.R. Danish Informatics Network in the Agriculture Sciences (DINA), The Royal Veterinary and Agricultural University (2005) [abstract | pdf | bibtex]
	$K$ shortest paths in stochastic time-dependent networks L.R. Nielsen and D. Pretolani and K.A. Andersen Department of {A}ccounting, {F}inance and {L}ogistics, {A}arhus {S}chool of {B}usiness (2004) [abstract | pdf | bibtex]
	Finding the $K$ shortest hyperpaths using reoptimization L.R. Nielsen and D. Pretolani and K.A. Andersen Department of {A}ccounting, {F}inance and {L}ogistics, {A}arhus {S}chool of {B}usiness (2004) [abstract | pdf | bibtex]
	Finding the $K$ best policies in finite-horizon Markov decision processes Nielsen, L.R. and Kristensen, A.R. Danish Informatics Network in the Agriculture Sciences (DINA), The Royal Veterinary and Agricultural University (2004) [abstract | pdf | bibtex]
	Risk aversion in Markov decision processes L.R. Nielsen and A.R. Kristensen Proceedings of the European Workshop for Decision Problems in Agriculture and Natural Resources ({EWDA}-04) Silsoe Research Institute, Silsoe, England, September (2004) [abstract | pdf | slides | bibtex]
	Bicriterion Shortest Hyperpaths in Random Time-Dependent Networks L.R. Nielsen and K.A. Andersen and D. Pretolani Department of {O}perations {R}esearch, {U}niversity of {A}arhus (2003) [abstract | pdf | bibtex]
	Finding the $K$ Shortest Hyperpaths: algorithms and applications L.R. Nielsen and K.A. Andersen and D. Pretolani Department of {O}perations {R}esearch, {U}niversity of {A}arhus (2002) [abstract | pdf | bibtex]
	A Remark on the Definition of a B-Hyperpath L.R. Nielsen and D. Pretolani Department of {O}perations {R}esearch, {U}niversity of {A}arhus (2001) [abstract | pdf | bibtex]
	A Bicriterion and Parametric Analysis of the Shortest Hyperpath Problem Lars Relund Nielsen Department of {O}perations {R}esearch, {U}niversity of {A}arhus (2001) [abstract | pdf | bibtex]
	The Facets of the Set Packing Polytope: A Logical Interpretation Kim A. Andersen and Lars R. Nielsen and Morten Riis and Anders J. V. Skriver Department of {O}perations {R}esearch, {U}niversity of {A}arhus (2000) [abstract | pdf | bibtex]

Other publications

	Culling pigs under price fluctuations Pourmoayed, Reza and Nielsen, Lars Relund (2016) [abstract | pdf | bibtex]
	TEGP - Time-Expanded Generator with Peaks (v1.66) L.R. Nielsen (2013) [abstract | pdf | bibtex]
	Det optimale udskiftningstidspunkt for en malkeko L.R. Nielsen and E. Jørgensen (2010) [abstract | pdf | bibtex]
	Koens økonomiske værdi L.R. Nielsen and S. Højsgaard (2009) [abstract | pdf | bibtex]
	TEGP - Time-Expanded Generator with Peaks (v1.5) L.R. Nielsen (2006) [abstract | pdf | bibtex]
	APGen - an assignment problem generator L.R. Nielsen and C.R. Pedersen (2005) [abstract | pdf | bibtex]

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