Shih-Chung Jessy Kang

Shih-Chung Jessy Kang
National Taiwan University | NTU · Department of Civil Engineering

PhD

About

280
Publications
150,403
Reads
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2,909
Citations
Additional affiliations
January 2006 - present
National Taiwan University
Position
  • Professor (Associate)

Publications

Publications (280)
Article
Collecting construction equipment information such as the site equipment enter and exit date-time, driver’s name, type, and quantity is essential in construction management. Most construction projects use paper to record the equipment access history. However, manual recording is always labour-intensive and time-consuming. Therefore, this research a...
Article
As the cost to use industrial robots decrease, their application in modular construction has garnered attention in recent years. Studies have been conducted to implement the robot arm in modular home construction. However, a collision avoidance method for the prefabrication process has rarely been discussed. Therefore, this research proposes a coll...
Article
This research proposes a four-stage consultant framework for applying a chatbot as a data management system. With the advancement of computational power and data storage technology, the increasing amount of data makes the issue of data management difficult to address. Management of a massive amount of data by utilizing chatbots to play the roles of...
Article
Full-text available
Global collaboration is the major trend in the architecture, engineering, and construction industry; training in global engineering collaboration thus is highly demanded in existing engineering education. One approach to this training is to expose students to sufficient experiences, such as having them participating in a global project-based course...
Article
Full-text available
This research developed a keyword-based chatbot system, Ask Diana, for water-related disaster management. Disaster management has been considered difficult and tedious due to the complex characteristics of disaster-related data. To deal with this problem, this research developed a chatbot system with a water-related disaster database, a user intent...
Article
This research develops an unmanned aerial vehicle (UAV) path-planning method that aims to ensure the required image overlap and optimize the flying routes when applying the UAV for digital terrain model's (DTM) reconstruction. To collect images on a terrain for image modeling, enough overlap between each collected image must be ensured. In addition...
Article
Most disaster responses require manual processing to eliminate errors, which is currently handled by the government. Although this process ensures quality of the information, considerable time delays occur. With the rapid development of the Internet and mobile devices, crowd-based platforms have been developed and used for disaster responses. Howev...
Article
Site layout planning is a crucial task for enhancing the safety and efficiency of a construction project. However, the locations and the number of on-site objects change constantly during construction. Hence, dynamic site layout planning is difficult without a real-time data acquisition method. Therefore, in this research, we develop a method to ra...
Article
This study develops a telepresence system, Teleyes, to reduce visual distortion in remote environments. The primary objective of this research is to take advantage of state-of-art three-dimensional (3D) input/outputs technologies and to develop an avatar-like mechanism to synchronize the physical behavior of an operator with a remote system. Two 3D...
Article
Full-text available
Background The effective 3D manipulation, comprehension, and control of 3D objects on computers are well-established lasting problems, which include a display aspect, a control aspect, and a spatial coupling between control input and visual output aspect, which is a debatable issue. Most existing control interfaces are located in front of the displ...
Article
Full-text available
This research focuses on a long-standing, yet critical problem in the erection of steel structures. In the current state of practice, steel workers must stand on an unfinished structure to assist with the assembly of structural elements manually. They must pull on the wire hanging under the rigging elements to align the bolting holes of the moving...
Conference Paper
The throw-and-roll method of temporary pothole patching, which is mostly accomplished manually, is to fill packing material into the depression on pavement. However, to determine the required filling volume to patch every individual pothole depends on the workers’ experience. The inappropriate patching may cause potential danger to the traffic. For...
Conference Paper
Flow velocity is one of the key factors in hydrology. Considering workers on-site safety, non-contact methods have become the major approach for flow velocity measurement. Although particle image velocimetry (PIV) is a primary non-contact approach, which has been developed and improved since 1991, hydraulics experts are still required to be involve...
Conference Paper
Massive open online courses (MOOCs) have become more and more popular due to the advancement of technology that has brought up a convenient and flexible learning modal for various learners around the world. Based on our prior research of integrating a MOOC into a conventional course in 2015, the majority of students improved grades especially the o...
Article
Flow velocity measurement is important in hydrology. Recently, owing to the popularity of sensors and processors, image-based flow velocity measurement methods have become an important research direction. Particle image velocimetry (PIV) is a key example. However, due to the uncertainty of the features, PIV sometimes provides very inaccurate result...
Conference Paper
Full-text available
The paper presents an ongoing development of an analytical tool for the clickstreams of video lectures. This work was motivated by the increasing number of video tutorials in graphical software applications. Although the clickstreams have been used to examine students’ detailed behaviors, few analytical tools have been designed from the instructors...
Article
Full-text available
Flood management is a critical issue when facing natural disasters. In current practice, the evaluation of potential threat areas is a multi-disciplinary task. It requires much communication and coordination between institutions such as the meteorological unit and hydrological unit, which makes the process time-consuming and less efficient. This st...
Article
A portable particle image velocimetry (PIV) measurement system is developed for sensing flow surface velocities. Using the laserbased technique, four laser points are projected on the flow surface and utilized as reference points to simplify the image processing of orthorectification in PIV measurement. Furthermore, by combining a smart phone with...
Article
The current crane erection path computation methods are not easily scalable for assisting engineers to find and evaluate detailed erection plans. A reliable and efficient method to help plan erection paths is required, especially for certain critical erection tasks involving heavy lifting objects and narrow working spaces. In this research, we prop...
Data
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In recent years, unmanned aerial vehicle (UAV) has been widely used in many research fields. Compared to remote sensing technology, UAVs have advantages including easy setup, high mobility and low cost. The study area selected is located in the river reach between the Hawchung Bridge and the Haw Jung Bridge in the Sindian River which is one of the...
Conference Paper
Full-text available
Extended Abstract The purpose of this study is to improve the fairness, reliability and validity of peer assessment by proposing a robust rubrics design procedure. The authors share experiences of grading drawing assignments in the coursera-based Engineering Graphics design course(, Engineering Graphics 2D CAD of National Taiwan University, NTU). T...
Conference Paper
Full-text available
INTRODUCTION Ever since the debut of the online course platform Coursera, there have emerged more and more platforms (e.g., edX) with different features. Learning through these platforms has fundamentally transformed online users' learning experience, not only because it is cost-effective, but also because it empowers the learners to take control o...
Article
Full-text available
Taiwan experiences typhoons on a yearly basis, and the accompanying heavy rain often causes flooding and damage. Local decision makers invest heavily in flood prevention measures and thus need to allocate resources wisely to minimize the destruction caused. To educate future decision makers, we developed a flood game to encourage players’ active le...
Article
Full-text available
本研究以整合數位互動教學系統,對防災教育推廣適用性與效益進行探討。以水資源及防災知識為主,開發一水資源及防災教學系統(以下稱本系統),包含三套攻防式為主的Water Games與一本電子書,經實際測試及使用回饋,瞭解本系統誘發自主學習動機的成效與是否產生學習遷移,以提供環境資源與防災教學參考。由二場營隊121份有效問卷分析發現,本系統不受性別與年齡影響,普遍為大眾接受;電腦遊戲顯著提升學習意願(p=.009);認同攻防式遊戲有助於應變策略能力提升者達92%;98%願意主動關注水資源及防災議題,且願意延長接觸此議題時間(p=.006)。本系統屬數位電子教材,可有效率地透過網路向大眾推廣,建議未來可納入環境資源議題與防災教育推廣的選項。
Article
This research presents the application of an unmanned aerial vehicle (UAV) for the reconstruction of a digital terrain model (DTM) of a debris fan. Through analysis of the properties of the debris fan, we designed a UAV system and the system workflow for data collection. A DTM comprises the essential information for landscape analysis and simulatio...
Conference Paper
Full-text available
Disaster prevention and response is becoming increasingly concerned not only with disaster mitigation, but also with the integration of hazard-related data. Take flood hazards for example, decision makers require precipitation data and the critical threshold value to judge when to evacuate the residents. Therefore, a system that can provide key inf...
Article
During crane operation, the operator can be distracted by a multitude of factors, leading to hazardous operational environments which can result in accidents. Recent investigations into the potentials of tele-operation have revealed that risks to human safety at the jobsite can be reduced drastically with the removal of the need for many personnel...
Article
Full-text available
Background Taiwan experiences typhoons annually and the heavy rain accompanies a typhoon often causes flooding and damage. Local decision-makers invest heavily in flood-prevention measures thus need to allocate resources wisely to minimize the destruction. As floods periodically cause tremendous damage to lives and property, passing on the learning...
Conference Paper
In the present study, a portable PIV device is developed for surface flow velocity measurement, which mainly integrates the laser-projecting module with the smart phone. With 4 laser points projected on the flow surface as reference scale, it can capture flow images, process image ortho-rectification, do PIV calculation and perform velocity vector...
Conference Paper
Full-text available
This paper presents a strategy for digital terrain model (DTM) reconstruction using unmanned aerial vehicles (UAV), surveys, and image-based modeling technologies. The construction of a terrain model is considered critical since it can be used to study terrain transitions and conduct flooding simulations and field surveys. Existing methods use posi...
Conference Paper
Full-text available
台灣存在著許多水災或水庫淤積等水資源議題,但相較於火災及地震等災害教育,颱洪防災及水資源相關之教育或學習活動並不普遍。為提升民眾對水資源及治水防洪的認知與正確觀念建立,本研究以充滿趣味與挑戰性的三款水遊戲為重點教學工具,搭配電子書及戶外參訪,設計成水資源防洪一日營環境教育推廣活動,並於嘉義東石高中執行,以探討參與者對活動元素的接受度以及所產生的學習效益。結果顯示,所有參與學生(47位)對此活動都給予非常正面的評價,除了認為好玩並獲得許多知識上的收穫之外,有八成完全認同當天的活動深具意義,並讓他們更加積極愛惜水資源。在對活動元素的喜好上,最喜愛水遊戲或戶外參訪者各佔四成以上,足見兩者在學員接受度上的優勢。學生從活動中獲得的最大收穫則偏重知識層面,也包刮價值態度的建立以及對在地的關懷。本活動同時...
Article
Inadequate tools for evaluating construction machinery management have resulted in engineers relying heavily on experience to plan and replan site management during short time frames, with a lack of consideration for the movement of different construction machinery and the coordination of multiple construction machines. This study proposes a four-s...
Article
Discussion is critical in identifying, predicting, and resolving potential problems in the field of construction. This process relies heavily on oral communication with the assistance of construction drawings, schedules, and other related documents. Because most construction projects include multiple working phases and involve multiple parties, it...