Janny Leung

3.9k total citations · 1 hit paper
60 papers, 2.7k citations indexed

About

Janny Leung is a scholar working on Industrial and Manufacturing Engineering, Management Information Systems and Computational Theory and Mathematics. According to data from OpenAlex, Janny Leung has authored 60 papers receiving a total of 2.7k indexed citations (citations by other indexed papers that have themselves been cited), including 27 papers in Industrial and Manufacturing Engineering, 11 papers in Management Information Systems and 10 papers in Computational Theory and Mathematics. Recurrent topics in Janny Leung's work include Vehicle Routing Optimization Methods (15 papers), Scheduling and Optimization Algorithms (10 papers) and Optimization and Packing Problems (10 papers). Janny Leung is often cited by papers focused on Vehicle Routing Optimization Methods (15 papers), Scheduling and Optimization Algorithms (10 papers) and Optimization and Packing Problems (10 papers). Janny Leung collaborates with scholars based in Hong Kong, United States and China. Janny Leung's co-authors include Yong‐Hong Kuo, Thomas L. Magnanti, Chuda Basnet, Sin C. Ho, László Lovász, Alexander Schrijver, Martin Grötschel, Xiande Zhao, Jinxing Xie and W.Y. Szeto and has published in prestigious journals such as Management Science, European Journal of Operational Research and Expert Systems with Applications.

In The Last Decade

Janny Leung

57 papers receiving 2.5k citations

Hit Papers

A survey of dial-a-ride problems: Literature review and r... 2018 2026 2020 2023 2018 100 200 300
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. A survey of dial-a-ride problems: Literature review and recent developments
    2018 300 citations Yong‐Hong Kuo, Janny Leung et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Janny Leung Hong Kong 26 1.3k 553 527 447 380 60 2.7k
Walter Ukovich Italy 27 1.3k 1.0× 499 0.9× 500 0.9× 549 1.2× 380 1.0× 175 2.9k
Richard T. Wong United States 18 1.7k 1.3× 842 1.5× 441 0.8× 264 0.6× 482 1.3× 37 3.2k
Özlem Ergün United States 28 1.4k 1.1× 369 0.7× 503 1.0× 416 0.9× 471 1.2× 60 3.0k
François Louveaux Belgium 17 1.3k 1.0× 500 0.9× 618 1.2× 324 0.7× 362 1.0× 29 2.8k
Prakash Mirchandani United States 24 548 0.4× 437 0.8× 349 0.7× 249 0.6× 406 1.1× 78 2.0k
Haoxun Chen France 28 1.5k 1.2× 202 0.4× 400 0.8× 520 1.2× 401 1.1× 89 2.3k
Bernard Gendron Canada 32 1.6k 1.3× 379 0.7× 339 0.6× 170 0.4× 496 1.3× 116 2.7k
Hoong Chuin Lau Singapore 27 1.2k 0.9× 421 0.8× 568 1.1× 192 0.4× 426 1.1× 199 2.6k
Andrés L. Medaglia Colombia 29 1.6k 1.2× 477 0.9× 950 1.8× 147 0.3× 995 2.6× 84 3.3k
Hande Yaman Türkiye 29 1.6k 1.3× 574 1.0× 352 0.7× 177 0.4× 577 1.5× 83 2.4k

Countries citing papers authored by Janny Leung

Since Specialization
Citations

This map shows the geographic impact of Janny Leung's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Janny Leung with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Janny Leung more than expected).

Fields of papers citing papers by Janny Leung

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Janny Leung. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Janny Leung. The network helps show where Janny Leung may publish in the future.

Co-authorship network of co-authors of Janny Leung

This figure shows the co-authorship network connecting the top 25 collaborators of Janny Leung. A scholar is included among the top collaborators of Janny Leung based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Janny Leung. Janny Leung is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Kuo, Yong‐Hong, Janny Leung, & Yimo Yan. (2022). Public transport for smart cities: Recent innovations and future challenges. European Journal of Operational Research. 306(3). 1001–1026. 109 indexed citations
2.
Leung, Janny, et al.. (2022). Markdown pricing strategy under a dual-channel supply chain with strategic consumers. RAIRO. Operations research. 56(4). 2945–2966. 1 indexed citations
3.
Kuo, Yong‐Hong, Janny Leung, Helen Meng, et al.. (2020). An Integrated Approach of Machine Learning and Systems Thinking for Waiting Time Prediction in an Emergency Department. International Journal of Medical Informatics. 139. 104143–104143. 50 indexed citations
4.
Leung, Janny, et al.. (2019). A graph-based formulation for the shift rostering problem. European Journal of Operational Research. 284(1). 285–300. 2 indexed citations
5.
Adasme, Pablo, et al.. (2018). Improved solution strategies for dominating trees. Expert Systems with Applications. 100. 30–40. 9 indexed citations
6.
Kuo, Yong‐Hong & Janny Leung. (2016). On the mixed set covering, packing and partitioning polytope. Discrete Optimization. 22. 162–182. 2 indexed citations
7.
Kuo, Yong‐Hong, Janny Leung, Kelvin Tsoi, Helen Meng, & Colin A. Graham. (2015). Embracing Big Data for Simulation Modelling of Emergency Department Processes and Activities. The HKU Scholars Hub (University of Hong Kong). 313–316. 10 indexed citations
8.
9.
Kuo, Yong‐Hong, et al.. (2014). Improving the efficiency of a hospital emergency department: a simulation study with indirectly imputed service-time distributions. Flexible Services and Manufacturing Journal. 28(1-2). 120–147. 53 indexed citations
10.
Kuo, Yong‐Hong, Janny Leung, & Colin A. Graham. (2012). Simulation with data scarcity: developing a simulation model of a hospital emergency department. Winter Simulation Conference. 381. 13 indexed citations
11.
Lo, Hong K., William H. K. Lam, S.C. Wong, & Janny Leung. (2011). Advanced systems for public transport scheduling and network design. Public Transport. 3(1). 1–2. 5 indexed citations
12.
Leung, Janny, et al.. (2008). Optimizing Timetable Synchronization for Rail Mass Transit. Transportation Science. 42(1). 57–69. 287 indexed citations
13.
Lee, Jon, Janny Leung, & François Margot. (2004). Min-up/min-down polytopes. Discrete Optimization. 1(1). 77–85. 60 indexed citations
14.
Lee, Jon & Janny Leung. (2004). On The Boolean Quadric Forest Polytope. INFOR Information Systems and Operational Research. 42(2). 125–141. 8 indexed citations
15.
Leung, Janny. (2002). Apply Streaming Audio and Video Technology to Enhance Emergency Physician Education. Academic Emergency Medicine. 9(10). 1059–1059. 3 indexed citations
16.
Zhao, Xiande, Jinxing Xie, & Janny Leung. (2002). The impact of forecasting model selection on the value of information sharing in a supply chain. European Journal of Operational Research. 142(2). 321–344. 175 indexed citations
17.
Kidd, John & Janny Leung. (2000). A note with respect to Gregory and Lau's paper ‘Logical soft systems modelling for information source analysis – the case of Hong Kong Telecom’. Journal of the Operational Research Society. 51(5). 642–642. 2 indexed citations
18.
Aardal, Karen, Martine Labbé, Janny Leung, & Maurice Queyranne. (1994). On the Two-Level Uncapacitated Facility Location Problem. Research portal (Tilburg University). 1 indexed citations
19.
Leung, Janny & Jon Lee. (1994). More facets from fences for linear ordering and acyclic subgraph polytopes. Discrete Applied Mathematics. 50(2). 185–200. 31 indexed citations
20.
Leung, Janny & Thomas L. Magnanti. (1989). Valid inequalities and facets of the capacitated plant location problem. Mathematical Programming. 44(1-3). 271–291. 66 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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