Nazlena Mohamad Ali

Universiti Kebangsaan Malaysia | ukm · Institute of Visual Informatics

Mobile applications are designed and developed to cater for various use by their targeted user. The recent rapid evolution of software development technology has enabled the implementation of various forms of interactive mobile applications for users of all ages of life. The technology employed in the development process can impact users, particula...

The current global pandemic requires higher learning institutions in Malaysia to change their learning and teaching methods from face-to-face to online. One of the e-learning systems used in Malaysia is the Open Learning (OL) system. This OL system is an e-learning system with the concept of Massive Open Online Courses (MOOCs). Previous studies hav...

Tarannum, or melodic recitation of Quranic verses, employs the softness of the voice in reading the holy verses of the Quran. Melody training technology allows users to practise repetitively while also providing feedback on their performance. This paper describes an application that captures the pattern of tarannum melodies (from Quranic recitation...

BACKGROUND Older adults are vulnerable towards cognitive frailty that can lead to adverse health outcomes such as cognitive frailty, falls, disabilities, hospitalizations and increased morbidity. With advancement of healthcare technology, there is a potential to manage and reverse cognitive frailty among older adults using a multi-domain interventi...

The behaviour of sharing information on social media should be fulfilled only when a user is exhibiting attentive behaviour. So that the useful information can be consumed constructively, and misinformation can be identified and ignored. Attentive behaviour is related to users' cognitive abilities in their processing of set information. The work de...

Emotions play a vital role in persuasion; thus, the use of persuasive applications should affect and appeal to the users' emotions. However, studies in persuasive technology have yet to discover what triggered the users' emotions. Therefore, the objectives of this study are to examine user emotions and to identify the factors that affect user emoti...

This paper reports on the development of a web based virtual forest environment to raise the awareness of threatened plant species in particular for the family of Dipterocarpaceae. Tropical forests in Malaysia consists of unique ecosystems which are home to flora and fauna including the threatened plant species that are listed in the Red List by th...

Visual analytics fundamentally influences the analytical process. Without proper guidance, the use of visual analytics in complex domain can become an obstacle that hides the usefulness of analytical data. Since evaluation is the only way to identify the effectiveness of visual analytics to represent analytical outcomes, misconception of the evalua...

In the context of Wireless Collaboration Network (WCN), mobile devices with the wireless connection capability connect and communicate with each another for data exchange or resource sharing. The wireless technology used in forming the wireless network has been upgraded and improved throughout the years. Wi-Fi Direct is one of the well-established...

Personal Information Management (PIM) is the domain that involves methods and procedures to study how people keep, manage, maintain and re-find information. Related studies show that re-finding could be a difficult and time-consuming task due to many factors involves during the re-finding time. Even though, many innovative PIM systems have been des...

Persuasive technology is a technology that exists to change users' behaviour and attitude. The capability to persuade users is particularly useful in a certain field including E-learning. Having an E-learning application that suits students' learning strategies and motivation to improve their academic performance would be beneficial. However, ident...

User experience is vital in usability evaluation to understand all aspects of user interactions with a product or system. The usability includes user satisfaction, efficiency, and effectiveness to achieve certain goals. On the other hand, to support the sustainability of the business, it is necessary to know the factors that significantly affect pu...

Background: Intervention strategies, especially online based approaches, are considered to be beneficial in improving the health of the senior. The effectiveness of such approaches is yet to be determined. Objective: This study aims to determine the effectiveness of the web-based application, WESIHAT 2.0©, for improving cognitive function, physi...

This book constitutes the refereed proceedings of the 6th International Conference on Advances in Visual Informatics, IVIC 2019, held in Bangi, Malaysia, in November 2019. The 65 papers presented were carefully reviewed and selected from 130 submissions. The papers are organized into the following topics: Visualization and Digital Innovation for So...

Electronic learning or E-learning is currently flourishing immensely in areas such as secondary and tertiary education, lifelong learning programs and adult education. Within recent years, massive open online courses (MOOCs) have received profound attention within the field of E-learning. Persuasive principles can be implemented to enhance the syst...

Information technology plays an important role in the daily life of the community. Various challenges of technology use such as the use of technology will affect digital communications. The main purpose of this study is to understand the acceptance of technology and the issues faced by rural communities that include seniors in today's technology. T...

In this paper, we focus on the mobile device Internet connection sharing technique through Wi-Fi interface. In the beginning, we discussed the challenges and why the Wi-Fi interface of the mobile device is not able to provide the sharing and bridging functionality by default. Then, we introduced the idea of implementing the request parsing techniqu...

A structured weight management programme at a workplace may help in reducing the prevalence of overweight and obesity. Therefore, this intervention study was to determine the effectiveness of weight loss programmes including face-to-face, online and control group at workplace among employees who are overweight and obese. A total of 108 overweight a...

Experience is key in deciding whether or not to adopt a system such as persuasive technology, which aims to persuade people to take up a targeted attitude or behavior. Thousands of persuasive technologies have been developed for commercial and academic uses; however, many studies on experience have mainly been conducted on products and none have fo...

Experience is key in deciding whether or not to adopt a system such as persuasive technology, which aims to persuade people to take up a targeted attitude or behavior. Thousands of persuasive technologies have been developed for commercial and academic uses; however, many studies on experience have mainly been conducted on products and none have fo...

Background The increase in the population of aging people has increased the occurrence of cognitive decline leading to predemented stage of dementia, ie, mild cognitive impairment (MCI). The cognitive tools that are web-based have been proven to be useful in decreasing the risk of MCI. Thus, in the present study, an education tool that is web-based...

This paper presents a usability study to understand the behavior of children in using gesture-based technology devices. This includes the identification of usability issues in using the latest natural user interface (NUI) technologies, Kinect and tablet iPad. These gesture-based NUI technologies represent two types of gesturing, namely, free-form a...

Virtual environment has the potential to be used as a medium to facilitate cultural learning. However, this requires guidelines on how to design the environment. This article provides a conceptual framework that guides the design of a virtual environment that facilitates cultural learning for casual users. The exploratory sequential mixed-method de...

A wide range of persuasive technologies has been developed for many different issues to assist people in changing their attitude or behavior. However, whether or not users trust persuasive technology and which trust perception affects them more in making trust decision are yet to be found out. Therefore, this study aimed to examine users trust leve...

A successful persuasive technology is able to persuade people to change from one state to a more well known state. Therefore, to allow for a change, persuasive technology must be able to affect users’ emotion and make the user trust the technology so that they will adopt the persuasive technology into their daily life routine, as well as continue t...

Visual analytics fundamentally influences the analytical process. Without proper guidance, the complex condition can become a beast that hides the beauty of analytical data. Since visual analytics is the only way to represent analytical outcomes, ineffective visual analytics will bury the relevancy of information to support any valuable decision. T...

Visualization is essential to facilitate human cognitive activities especially to handle information complexities. There is a huge effort to develop various kind of visualization tools in order to facilitate human cognitive activities in the organization. One of the major activity in the organization is the strategy development process (SDP). This...

In this paper, we consider the use of a virtual forest environment to increase the awareness of conservation of the endangered plants by developing a web application. Tropical rainforest in Malaysia consists of unique ecosystems, however, the population of Dipterocarpaceae, the most numerous family of flora in the tropical forest in Peninsular Mala...

A good child is a dream for every family. Good moral education will encourage children to think and understand about what is allowed or forbidden things. A child who has a good education will be able to manage the management of emotions and the formation of his character. The main purpose of this study is to provide an alternative moral education i...

The emergence of natural user interface (NUI) provides children with more natural interaction. However, NUI developed are commonly inappropriate for their age, due to the lacking in understanding of their needs and the problems they face. This paper presents a research on natural user interface (NUI) for children where the understanding of the issu...

Finding good and relevant information in crime news is one of the most challenging tasks faced by users. An increase in the amount of information from news media has caused difficulties for users in obtaining relevant information. Hence, visualization is one of the important aspects to enhance user’s understanding when browsing or searching for new...

In a natural user interface (NUI) interaction, users no longer need to use the input device to interact with a computer such as a keyboard or remote control. There are a number of issues mainly on misinterpretations of gestures that are often reported in NUI research. Among the user group is children. A study was conducted to explore the needs amon...

Diet was known for many years to play a key role as a risk factor for chronic diseases especially for elderly. The capability to interact effectively on health information application among elderly is becoming essential. A mobile technology can monitor diet and lifestyle of the elderly. We developed Nutrihealth application that comprises informatio...

This book constitutes the refereed proceedings of the 5th International Conference on Advances in Visual Informatics, IVIC 2017, held in Bangi, Malaysia, in November 2017. The keynote and 72 papers presented were carefully reviewed and selected from 130 submissions. The papers are organized in the following topics: Visualization and Data Driven Tec...

In a 3D user interface, interaction plays an important role in helping users to manipulate 3D objects in virtual environments. 3D devices, such as data glove and motion tracking, can potentially give users the opportunity to manipulate 3D objects in virtual reality environments such as checking, zooming, translating, rotating, merging and splitting...

In recent years, we observed a general trend in organization toward emerging information items in the complex cognitive activities (CCA). Since CCA occur in decision making, problem solving and sense making more in the collaborative settings, it becomes essential for business to response and act according to emerging information items to stay relev...

The rapid growth of information technology and communication has make the development of persuasive technology become aggressive. Trust has become one of the crucial elements in persuasive technology apart of credibility. This paper investigated trust in terms of cognitive and affective perception in relationship of human-computer interaction with...

Among the factors known to encourage healthy ageing is routine physical activity, a behaviour that is not common among the older age group. A Persuasive System Design (PSD) model offers guidelines for designing and evaluating systems aimed at reinforcing, changing or shaping underlying human behaviour and attitudes. The objective of this study was...

Regular physical activity are vital for prevention and treatment of chronic diseases, which are highly prevalent among older workers aged 50 years old and above. However, maintaining active lifestyle was challenging for older workers due to prolong hours of sedentary behaviour at workplace. In this study, we attempt to identify design requirements...

The aim of this study is to evaluate the interface design of nutrition information application for elderly people. Obtaining the proper nutritional information is an important aspect for elderly healthcare. Most information on healthcare can be found from the Internet. However, many elderly people face problems when using the Internet due to their...

Peer-reviewed articles on the usage of mobile applications in the management of diabetes were reviewed. Studies using mobile device applications for diabetes interventions published between January 2007 and March 2013 were included in this review. Studies related to the developmental processes of the mobile applications were excluded. The character...

Trust and emotions are equally important in the persuasion process used in persuasive technology. However, whether or not the users' emotions are affected when they use persuasive technology and whether or not these emotions affect their trust towards persuasive technology are still unknown. Hence, the aim of this study is to examine users' emotion...

A number of wearable lifelogging camera devices have been released recently, which allow consumers to capture images and other sensor data continuously from a first-person point of view. Unlike traditional cameras, lifelogging devices are always 'on' and capture images automatically. Such features may challenge the expectations of users concerning...

The prime challenge for big data in handling variety, velocity and volume (3V) information is a complexity. In recent years, big data has been studied extensively from technology perspectives. However, far too little attention has been paid to the limited human cognitive to perceive and process the complexities, especially when the users as in the...

A number of wearable ‘lifelogging’ camera devices have been released recently, allowing consumers to capture images and other sensor data continuously from a first-person perspective. Unlike traditional cameras, lifelogging devices are always ‘on’ automatically capturing images. Such a feature may challenge users’ expectations about the privacy and...

A comprehensive dietary assessment tool to capture data on the wide variety of food and nutrient intakes across different regions and ethnic groups is needed to establish diet-disease relationship. Therefore the aim of this study is to develop a computer-based, interviewer-administered dietary assessment system linked to a nutrient database. This d...

Currently, multi-platform development has become increasingly popular in the video games industry; there are now games that have been simultaneously released in multi-platform consoles, computers and mobile devices. We intended to investigate the factors that influence gamers' preferences in the interaction modalities. This article presents an init...

The pressure vessel in general, is a closed container with a diameter greater than 150 mm that can withstand pressure differences of more than one bar and is designed to meet any requirement of a process. The importance of designing the pressure vessel is to ensure the safety of pressure vessels operating in the plant where it will be installed. Th...

This paper examines student satisfaction towards iPVD software. Students were given a brief introduction on this software and required to access online. The URL for iPVD during testing period is http://103.18.247.37/vessel. A survey form was designed by focusing on a variety of iPVD aspects and compared with ASME Manual Code. Results obtained from...

Diverse persuasive applications that aim for behavioural changes have been developed. However, the method in which particular persuasive design principles are chosen over others remains unclear. Meanwhile, the use of socio-ecological model has been widely utilized in clinical research, as a basis to understand the factors in the entire ecological s...

Besides being a medium for exhibiting three-dimensional heritage objects, the design and development of virtual heritage environments could also facilitate cultural learning. The aim of this article is to present some consideration on factors that could facilitate cultural learning in virtual heritage environment. Cultural learning in the context o...

The diversity of natural language for meaning representation in documents is one of the causes of information overload in information retrieval. Headline generation is an automatic text summarization technique that can reduce or address such a problem. This research discusses an experimental study on the determination of Malay language characterist...

Introduction: Understanding the perceptions of healthcare professionals and patients regarding gestational diabetes mellitus (GDM) is important for optimal pregnancy outcomes. This study aimed to identify the problems faced by healthcare professionals in the management of GDM and the patients' perspectives as well. Methods: Two focus groups consist...

This book constitutes the refereed proceedings of the Fourth International Conference on Advances in Visual Informatics, IVIC 2015, held in Bangi, Malaysia, in November 2015. The five keynotes and 45 papers presented were carefully reviewed and selected from 82 initial submissions. The papers are organized in four tracks on visualization and big da...

Introduction: Understanding the perceptions of healthcare professionals and patients regarding gestational diabetes mellitus (GDM) is important for optimal pregnancy outcomes. This study aimed to identify the problems faced by healthcare professionals in the management of GDM and the patients' perspectives as well. Methods: Two focus groups consist...

A wide range of smartphone applications aimed at encouraging healthy diets and active lifestyles have been developed in recent years. However, the use of these smartphone applications among the elderly population that should benefit the most from them remains low. This paper reports on the barriers to smartphone usage among the elderly. In-depth in...

The field of human-computer interaction provides a number of useful tools and methods for obtaining information on end-users and their usage context to inform the design of computer systems; yet, relatively little is known on how to go about designing for a completely novel application where there is no user base, no existing practice of use, and n...

Factors effecting re-find personal photographs are often difficult to define, given its inexpressible numbers. Literature review highlights the role of human behaviors in personal photographs lifecycle such as capturing, keeping, managing and re-finding personal photographs exaggeratedly without any progress to handle all factors and so forth. More...

This book constitutes the refereed proceedings of the 10th Information Retrieval Societies Conference, AIRS 2014, held in Kuching, Malaysia, in December 2014. The 42 full papers were carefully reviewed and selected from 110 submissions. Seven tracks were the focus of the AIR 2014 and they were IR models and theories; IR evaluation, user study and i...

Information visualization with Augmented Reality (AR) technology environments is very effective method in the expansion of information process visually, especially in health-related area by using mobile devices. In this study, Android mobile device is proposed to build and develop AR prototype applications for nutritional information. There are two...