George Q. Huang

George Q. Huang
The University of Hong Kong | HKU · Department of Industrial and Manufacturing Systems Engineering

BEng PhD

About

574
Publications
141,618
Reads
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16,513
Citations
Introduction
Prof. George G.Q. Huang is Chair Professor and Head of Department in Department of Industrial and Manufacturing Systems Engineering, The University of Hong Kong. He has conducted research projects in the field of Physical Internet (Internet of Things) for Manufacturing and Logistics with substantial government and industrial grants. His research works have been widely cited in the relevant field. He serves as associate editors and editorial members for several international journals.
Additional affiliations
December 1996 - present
The University of Hong Kong
Position
  • Chair
Education
August 1986 - December 1990
Cardiff University
Field of study
  • Mechanical Engineering

Publications

Publications (574)
Article
Personalized products have gradually become the main business model and core competencies of many enterprises. Large differences in components and short delivery cycles of such products, however, require industrial robots in cloud manufacturing (CMfg) to be smarter, more responsive and more flexible. This means that the deep learning models (DLMs)...
Article
Full-text available
Environment, social and governance (ESG) disclosures required on listed companies have aroused considerable interest in both academia and industry for sustainable development and investing. However, the authenticity and credibility of the ESG report exposed to the public remain in doubt due to black box-like reporting processes with massive human i...
Article
To underpin a reverse logistics (RL) outsourcing decision, this study aims to investigate a third-party reverse logistics provider (3PRLP) selection problem under the framework of group decision making (GDM). Group attitude towards distinctive opinions may affect the time and cost on consensus reaching process (CRP). Therefore, an attitudinal conse...
Article
The straw returning technology has emerged to fill gaps in today's agricultural waste recycling and reuse. The goals of straw returning technology are to enable crop straw to decompose in soil to increase soil fertility and reduce air pollution. While the concept of straw returning has the potential to promote environmental sustainability, the succ...
Article
Full-text available
Manufacturing complexity and uncertainty still perplex scholars and practitioners, especially in the modern fast-changing market with diversified customer demand, growing product varieties, and mixed production volumes. Emerging Industry 4.0 technology helps resolve the complexity and uncertainty as it dramatically enhances the connectivity, visibi...
Article
Production logistics (PL) is increasingly receiving attention from supply chain research. The spatial disorder and temporal asynchrony of the PL resources due to the uncertainty and dynamicity pose great challenges to efficient resource allocation. The inability to obtain and rational use of PL resource spatial-temporal values causes unnecessary lo...
Article
Full-text available
A tolerance framework is developed to address a group multiple criteria ranking problem with indirect preference information, which is referred to as the interaction, importance and tolerance of criteria as well as pairwise comparisons among alternatives and criteria. Choquet integral preference model is employed to capture the interaction, importa...
Article
Environmental, social and governance (ESG) issues arouse wide concern in both industry and academia to promote sustainable development. Listed companies assume the responsibility to submit annual reports to disclose their ESG outcomes genuinely. However, the challenge is that companies may overstate or slur their actual sustainable performance, and...
Preprint
Gait recognition aims at identifying a person at a distance through visual cameras. With the emergence of deep learning, significant advancements in gait recognition have achieved inspiring success in many scenarios by utilizing deep learning techniques. Nevertheless, the increasing need for video surveillance introduces more challenges, including...
Article
Full-text available
Planning, scheduling, and execution (PSE) are essential for coordinating tasks during on-site assembly in prefabricated construction. Real-time synchronization supports collaborative decision making for planning and scheduling, and dynamic adjustment of execution in on-site assembly. However, simple and resilient mechanisms are lacking for on-site...
Preprint
Nowadays, e-commerce logistics (EcL) is greatly impacted by order picking efficiency. As the most time-consuming and labor-intensive activity in warehouses, order picking is not only limited by the flexibility of automation but also the wide variety and variability of vast e-commerce orders. A variety of assortment of products, involving different...
Article
Full-text available
Cyber-Physical System (CPS) is one of the most promising directions of Industry 4.0 smart manufacturing. Abundant manufacturing data and information are available for decision-makers in real-time thanks to the application of various frontier technologies in CPS. However, the inherent complexity and uncertainty of manufacturing optimization still pl...
Article
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Firms with omni-channel multi-echelon distribution networks (OMDC) integrate all of their sale channels and distribution echelons to achieve an effective matching of multi-type orders and a shared inventory. However, the high operational cost caused by insufficient use of inventory resources and unreasonable order allocation restricts the sustainab...
Conference Paper
With the increasingly developed industry and more comprehensive product offerings, customized and personalized products (CPPs) gradually become a main business model of many enterprises. However, the characteristics of CPPs, such as large differences in product modules and short product delivery cycles, put forward very high demands for the intelli...
Article
Modular Integrated Construction (MiC) is a game-changing approach with enhanced quality, productivity, and sustainability, which transforms cast-in-situ into on-site assembly of prefabricated modules. On-site assembly is an uncertain and complex stage in MiC scenario, due to high variability of outside conditions, organization of multi-contractors,...
Article
Full-text available
The efficiency of the factory logistics after production and before warehousing becomes no less important in terms of the overall productivity, product quality, and service level, especially under mass customization. However, it almost remains traditional in the industry and gains insufficient academic studies due to its triviality and irregularity...
Article
As an eco-friendly transportation option, bike-sharing systems have become increasingly popular because of their low costs and contributions to reducing traffic congestion and emissions generated by vehicles. Due to the availability of bikes and the geographically varied bike flows, shared-bike operators have to reposition bikes throughout the day...
Conference Paper
Full-text available
Benefiting from the marriage of just-in-time (JIT) and computer integrated manufacturing (CIM), a series of manufacturing planning and control (MPC) systems has been introduced for contemporary production and operations management. However, the increasing requirements for customized and personalized products and services, together with the accelera...
Conference Paper
Full-text available
Assembly workstation, as the basic building block for assembly systems implementation, involves the coupling of various resources to perform parts combination, and its performance is determined by the interaction of the resources. In the era of Industry 4.0 (I4.0), the penetration of emerging technologies leads to the intelligent networking of hype...
Preprint
Full-text available
Most gait recognition methods exploit spatial-temporal representations from static appearances and dynamic walking patterns. However, we observe that many part-based methods neglect representations at boundaries. In addition, the phenomenon of overfitting on training data is relatively common in gait recognition, which is perhaps due to insufficien...
Article
Full-text available
Purpose Blockchain as a disruptive technology has revolutionized many industries, such as finance, logistics and manufacturing sectors. This paper aims to explore Blockchain applications in construction to effectively manage project workflows and uplift construction efficiency. Design/methodology/approach Semi-structured in-depth interviews were c...
Article
The layout of fixed-position assembly islands (FPAI) offers flexibility and efficiency for the production of bulky or fragile products with medium variety and volumes. With the unique production operations and customized delivery requirements in FPAI, the manufacturing practitioners are plagued by long waiting times, frequent setups, and high finis...
Article
Full-text available
Disastrous fire event in the confined tunnel is a fatal hazard, threatening the lives of trapped people and fire-fighters. Considering the rapid development of fire and the complex environment of tunnels, an accurate and timely fire identification system is in urgent need for guiding the evacuation, rescue, and firefighting actions. This study prop...
Article
This paper treats intralogistics processing in a typical robotic forward-reserve e-commerce warehouse involving a reserve area with manual order-picking operations and a forward area with robotic parts-to-picker order sorting operations. It is critical to synchronize intralogistics operations between the two areas considering delivery requirements...
Article
In sequential auctions, all the sub-orders from a buyer need to be sorted and consolidated within a short time window for shipping. Buyer demands and sub-order arrival times are uncertain. The current auction order fulfillment is facing several challenges. Based on a re-engineered Industrial Internet-of-Things (IIoT)-enabled automation system, this...
Article
In perishable supply chain logistics, even a small departure from the required storage conditions at any distribution link can compromise the quality of transported products, such as food, pharmaceuticals, and other bioproducts, resulting in big losses for the businesses involved or even threats to public health. To enhance quality management and c...
Article
Nowadays, farmers and even governments are faced with increasing yields with limited resources, and the extensive use of agricultural machinery is one of the most efficient methods for that. Agricultural machinery usually charges high prices, and it is economically impractical for small-scale farmers to afford them. The shared agricultural machiner...
Article
Full-text available
Assembly workstation, as the basic building block for assembly systems implementation, involves the coupling of various resources to perform parts combination, and its performance is determined by the interaction of the resources. In the era of Industry 4.0 (I4.0), the penetration of emerging technologies leads to the intelligent networking of hype...
Article
Benefiting from the marriage of just-in-time (JIT) and computer integrated manufacturing (CIM), a series of manufacturing planning and control (MPC) systems has been introduced for contemporary production and operations management. However, the increasing requirements for customized and personalized products and services, together with the accelera...
Article
Full-text available
Assembly workstation converges various resources, typically including humans to carry out parts combination activities with the performances determined by the interactions among the resources. In the Industry 4.0 (I4.0) era, the penetration of emerging technologies leads to the intelligent networking of hyper objects with hyper-automation and hyper...
Article
Full-text available
We consider a digital product seller who needs to determine the number of items to sell and its price over an infinite horizon. The seller indeed owns unlimited supply of the digital products like music or software. Each buyer is risk-neutral and needs one unit of the product. The number of buyers in each period and their private valuations are ran...
Article
Modular Integrated Construction (MiC) has been one of the most innovative solutions to address the ever-growing housing demands in megacities such as Hong Kong. MiC offers a range of benefits including cost-effectiveness, high productivity, and high sustainability for construction industry. Multiple stakeholders in MiC project, such as project clie...
Book
RFID in Operations and Supply Chain Management
Article
Full-text available
The manufacturing industry is experiencing a service-oriented transformation in the digitalisation era. However, many small and middle enterprises (SMEs) still rely on traditional manufacturing patterns in which they can hardly servitise manufacturing resources due to the limited budget and poor digitalisation capability. To servitise manufacturing...
Article
Diversified customer needs make the production system more susceptible to high-frequency fluctuations of uncertain factors (UFs), which puts forward higher requirements for the real-time and systematic decision-making of the system. The opti-state control strategy enables the system to maintain the adaptive optimal state after being disturbed. The...
Article
This research focuses on the realization of rapid reconfiguration in a cloud manufacturing environment to enable flexible resource scheduling, fulfill the resource potential and respond to various changes. Therefore, this paper first proposes a new cloud and software-defined networking (SDN)-based manufacturing model named software-defined cloud ma...
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Logistics interfaces with manufacturing throughout the entire production process need synchronous operations. For achieving integrated organization and operations between manufacturing and logistics, this article introduces the concept of shop-floor logistics and manufacturing synchronization with four principles, including: 1) synchronization-orie...
Article
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The arising awareness of drug safety has brought tremendous demands on improving traceability and transparency in the supply chain. Conventionally, centralized/distributed database-based traceability platforms are adopted by many drug companies to control drug quality and improve transparency levels. However, it is still challenging to link drug st...
Chapter
Full-text available
The widespread adoption of Industry 4.0 technologies in factories are transforming manufacturing operations management. Multiple resources are interconnected, massive data are real-timely collected by smart devices to provide visibility and traceability. It is generally acknowledged that real-time data are beneficial for manufacturing operations ma...
Preprint
We consider a digital product seller who needs to determine the number of items to sell and its price over an infinite horizon. The seller indeed owns unlimited supply of the digital products like music or software. Each buyer is risk-neutral and needs one unit of the product. The number of buyers in each period and their private valuations are ran...
Article
As an underlying and backbone technology of Bitcoin, Blockchain attracted extensive attention worldwide in recent years due to its unique characteristics of decentralization, openness, immutability, anonymity, etc., which enables it to build a trust basis through recording the point-to-point decentralized transactions in an immutable way via the at...
Article
This study aims to measure the logistics economic efficiency of major first-tier cities in China and propose the interactive development plan of the green logistics industry based on the division of the urban agglomeration. In this study, the evaluation system for the logistics input and economic output of urban agglomerations is firstly establishe...
Article
Full-text available
Assembly line balancing problems (ALBP) have plagued scholars and practitioners for decades. This paper investigates a new assembly system called flexible assembly line (FAL) derived from empirical observations in the air-conditioner assembly workshop. FAL can avoid the ALBP itself thanks to its structural flexibility and reconfigurability. However...
Article
This paper investigates the pricing model between an incumbent ferry firm and a new-entrant sea bus firm. First, we study the influences of sea buses entering the ferry market. Next, based on the differences in power structures, we analyze the impact of weather on both companies’ operations in Bertrand and two Stackelberg models, and we consider a...
Article
Full-text available
In this paper, the problem of hybrid flow shop scheduling with common due dates (HFSCDD) is studied, and the objectives are to minimize the total waiting time and the total earliness/tardiness issues that arise. This study was motivated by a real-life shop floor, with the predefined goal of meeting the requirements of the final product in many manu...
Article
Companies with manufacturing systems that are more responsive and resilient will be able to survive or even gain market shares in the face of the unpredicted variable of an outbreak similar to the COVID-19 pandemic. Motivated by an industrial company restructuring its manufacturing system with the layout of fixed-position assembly islands (FPAI) du...
Article
Industry 4.0 connotes a new industrial revolution with the convergence between physical and digital spaces, which is revolutionizing the way that production operations are managed. The requirement of increased productivity, improved flexibility and resilience, and reduced cost in Industry 4.0 manufacturing calls for new paradigms that comply with t...
Article
The booming e-commerce and intense regional competition are pushing the transformation of Hong Kong's warehousing industry towards more automated and efficient. However, this falls into a dilemma when stake-holders do not have enough technical and operational capability (to use advanced facility and systems) or strong motivation (due to high invest...
Article
Full-text available
This editorial introduces this Special Issue on advances in research on digital interoperability and trans-formation in logistics and supply chain management. Eleven high-quality and original research works from both researchers and practitioners in the area have been selected to compose this Special Issue.This editorial first introduces the scient...
Article
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Purpose Physical gatherings at social events have been found as one of the main causes of COVID-19 transmission all over the world. Smartphone has been used for contact tracing by exchanging messages through Bluetooth signals. However, recent confirmed cases found in venues indicated that indirect transmission of the causative virus occurred, resul...
Article
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Interoperability is playing an increasing role for today's logistics and supply chain management (LSCM) because of the trends of cooperation or coopetition. Especially, digital interoperability concerning data or information exchange becomes a key enabler for the next evolutions that will massively rely upon digitalization, artificial intelligence,...
Article
Material Flow Control (MFC) mechanisms control the movement of jobs through a set of stationery capacity resources on the shop floor. Although the objective of MFC is item-centric, i.e. to control the flow of individual jobs, most existing MFC mechanisms are resource-centric, i.e. focus on managing the capacity resources. While this was justified b...
Article
Full-text available
Mitigating the adverse effects of uncertainty in appointment systems, arising from heterogeneous patient needs and preferences, is critical to the effective use of scarce medical resources and patient satisfaction. This study addresses an online scheduling problem with multiple servers and consideration of patient preference for physicians and thei...
Article
Full-text available
In production, poor ergonomic environments not only lead to increased workloads and health hazards for employees but also tend to reduce efficiency and quality. Recently, the human-cyber-physical (HCP) system has been proposed and widely studies to meet human capabilities and limitations. However, most existing frameworks are still not adaptive eno...
Article
Full-text available
Assembly systems are constantly upgrading towards Assembly 4.0 through penetration of emerging technologies in Industry 4.0. In this context, the human-cyber-physical system has been proposed recently and engineered to improve human abilities and capabilities to interact with machines in cyber-physical spaces dynamically. However, most existing fra...
Preprint
E-commerce retail sales have seen significant growth in the past decade with its proliferation into the consumer markets at unprecedented rates. This has led to the rise of logistics companies (LC) and the advent of Logistics financing as a tool used by them to attain business expansion. The current climate in e-commerce that is characterized by an...
Article
Modern warehousing systems for fresh and cold-keeping storage, have presented characteristics of complex operation procedures, accelerated operating pace and high labour intensity. Thus, the working environment has become complicated and hazardous. Two recent fatal accidents occurred in cold warehouses have shifted the wide focus to safety manageme...
Conference Paper
Full-text available
Cyber-Physical System (CPS) is a crucial direction in realizing the next-generation smart manufacturing. With the deployment of IoT technologies, massive production data and information are real-timely accessible for decision-makers. However, the enemies: complexity and uncertainty, that researchers and practitioners have been fighting for decades...
Article
Forward-reserve strategy is commonly applied when processing a large number of small orders. This paper considers robotic forward-reserve warehouses, where pick locations are brought to workers by mobile robots in the forward area. We treat the critical problem of unsatisfactory efficiency in the robotic forward area. A picking-replenishment synchr...
Article
The increasing demands for customized products have brought a lot of inevitable operational dynamics to the production logistics system. How to systematically monitor and evaluate its overall real-time operation status, and to invoke the most appropriate decision-making level, use the most economical computational resource, and conduct a synchroniz...
Article
Full-text available
Abstract Purpose – The purpose of this paper is to develop an intelligent manufacturing system for transforming production management and operations to an Industry 4.0 manufacturing paradigm. Design/methodology/approach – A manufacturing mode-Graduation Manufacturing System is designed for organizing and controlling production operations. An Indust...