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 | 2013 | |
|---|---|---|
| c2 |      | Axel Nyberg, Tapio Westerlund, Andreas Lundell: Improved Discrete Reformulations for the Quadratic Assignment Problem. CPAIOR 2013: 193-203 |
| 2012 | ||
| j13 | | Axel Nyberg, Tapio Westerlund: A new exact discrete linear reformulation of the quadratic assignment problem. European Journal of Operational Research 220(2): 314-319 (2012) |
| 2011 | ||
| c1 |  | Toni Lastusilta, Tapio Westerlund: A Comparative Study of Solving Quadratic Assignment Problems using Some Standard MINLP Solvers. SIMULTECH 2011: 409-412 |
| 2010 | ||
| j12 | | Claus Still, Tapio Westerlund: A linear programming-based optimization algorithm for solving nonlinear programming problems. European Journal of Operational Research 200(3): 658-670 (2010) |
| 2009 | ||
| j11 | | Andreas Lundell, Joakim Westerlund, Tapio Westerlund: Some transformation techniques with applications in global optimization. J. Global Optimization 43(2-3): 391-405 (2009) |
| r3 | | Claus Still, Tapio Westerlund: Extended Cutting Plane Algorithm. Encyclopedia of Optimization 2009: 959-966 |
| r2 | | Iiro Harjunkoski, Ray Pörn, Tapio Westerlund: MINLP: Trim-loss Problem. Encyclopedia of Optimization 2009: 2190-2198 |
| r1 | | Claus Still, Tapio Westerlund: Sequential Cutting Plane Algorithm. Encyclopedia of Optimization 2009: 3471-3476 |
| 2008 | ||
| j10 | | Ray Pörn, Kaj-Mikael Björk, Tapio Westerlund: Global solution of optimization problems with signomial parts. Discrete Optimization 5(1): 108-120 (2008) |
| 2007 | ||
| j9 | | Joakim Westerlund, Lazaros G. Papageorgiou, Tapio Westerlund: A MILP model for N-dimensional allocation. Computers & Chemical Engineering 31(12): 1702-1714 (2007) |
| 2006 | ||
| j8 | | Claus Still, Tapio Westerlund: Solving Convex MINLP Optimization Problems Using a Sequential Cutting Plane Algorithm. Comp. Opt. and Appl. 34(1): 63-83 (2006) |
| j7 | | Claus Still, Tapio Westerlund: A sequential cutting plane algorithm for solving convex NLP problems. European Journal of Operational Research 173(2): 444-464 (2006) |
| 2005 | ||
| j6 | | Ignacio Castillo, Joakim Westerlund, Stefan Emet, Tapio Westerlund: Optimization of block layout design problems with unequal areas: A comparison of MILP and MINLP optimization methods. Computers & Chemical Engineering 30(1): 54-69 (2005) |
| j5 | | Ignacio Castillo, Tapio Westerlund: An epsilon-accurate model for optimal unequal-area block layout design. Computers & OR 32: 429-447 (2005) |
| 2004 | ||
| j4 | | Stefan Emet, Tapio Westerlund: Comparisons of solving a chromatographic separation problem using MINLP methods. Computers & Chemical Engineering 28(5): 673-682 (2004) |
| 2003 | ||
| j3 | | Kaj-Mikael Björk, Per Olov Lindberg, Tapio Westerlund: Some convexifications in global optimization of problems containing signomial terms. Computers & Chemical Engineering 27(5): 669-679 (2003) |
| 2002 | ||
| j2 | | Janne Roslöf, Iiro Harjunkoski, Tapio Westerlund, Johnny Isaksson: Solving a large-scale industrial scheduling problem using MILP combined with a heuristic procedure. European Journal of Operational Research 138(1): 29-42 (2002) |
| 1991 | ||
| j1 | | Seppo Karrila, Tapio Westerlund: An elementary derivation of the maximum likelihood estimator of the covariance matrix, and an illustrative determinant inequality. Automatica 27(2): 425-426 (1991) |
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