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- Christoph Buchheim, Angelika Wiegele, Lanbo Zheng
- INFORMS Journal on Computing
- 2010

The quadratic linear ordering problem naturally generalizes various optimization problems, such as bipartite crossing minimization or the betweenness problem, which includes linear arrangement. Theseâ€¦ (More)

- Christoph Buchheim, Lanbo Zheng
- COCOON
- 2006

Many real-life scheduling, routing and location problems can be formulated as combinatorial optimization problems whose goal is to find a linear layout of an input graph in such a way that the numberâ€¦ (More)

- Natashia Boland, Thomas Kalinowski, Hamish Waterer, Lanbo Zheng
- Discrete Applied Mathematics
- 2014

We consider the problem of scheduling a set of maintenance jobs on the arcs of a network so that the total flow over the planning time horizon is maximized. A maintenance job causes an arc outage forâ€¦ (More)

- Xu Dong, Wenfeng Li, Lanbo Zheng
- IJMIC
- 2013

Multimodal transport provides great flexibility in freight logistics which on the other hand leads to a sophisticated decision problem when choosing shipping options. Advanced analysing and planningâ€¦ (More)

- Weidong Huang, Colin Murray, Xiaobin Shen, Le Song, Ying Xin Wu, Lanbo Zheng
- Ninth International Conference on Informationâ€¦
- 2005

Many of the complex networks that occur both in nature and in technology are built up from frequently recurring patterns of basic structural elements. These structural patterns known as motifs play aâ€¦ (More)

- Weidong Huang, Juhani Tuovinen, +19 authors Michelle Liu
- 2007

In evaluating graph visualizations, time and error measures are widely used to understand the effectiveness of a particular visualization method. However, such measures do not tell us how and why theâ€¦ (More)

- Yingxin Wu, Seokhee Hong, +4 authors Weidong Huang
- 2008

The goal of information visualization is to transform abstract data into efficient visual format which help humans extract useful information from the data collected. Two distinctive types of dataâ€¦ (More)

- Can Wen, Lanbo Zheng
- IDCS
- 2016

The current weaknesses of the conventional intermodal freight transportation system have led to the development of the synchromodal freight transportation concept introduced and piloted in theâ€¦ (More)

- Lanbo Zheng
- 2006

The Two-sided Two-layer Crossing Minimization (TSCM) problem calls for minimizing a quadratic objective function subject to a set of ordering constraints, where all variables are binary. This NP-hardâ€¦ (More)