Fatimah Sidi

Fatimah Sidi
Universiti Putra Malaysia | UPM · Department of Computer Science

About

103
Publications
98,879
Reads
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738
Citations
Citations since 2017
49 Research Items
553 Citations
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2017201820192020202120222023020406080100120140
2017201820192020202120222023020406080100120140

Publications

Publications (103)
Article
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Cultural events, which are typically owned by a region, are among the world's tourist attractions, including Indonesia. The event's positive impact is the increased number of tourists, which will increase local community business income. However, the negative impact of cultural events can cause environmental damage due to irresponsible visitors. Lo...
Article
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Rapid technological development has led to an information explosion in the current Web environment. Recently, tourists have become reliant on the Internet as a tool to obtain information about the places they intend to visit. However, due to the overload of information, tourists face many challenges and difficulties in making the right choice. Desp...
Article
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The end goal of technological advancement used in crisis response and recovery is to prevent, reduce or mitigate the impact of a crisis, thereby enhancing sustainable recovery. Advanced technological approaches such as social media, machine learning (ML), social network analysis (SNA), and big data are vital to a sustainable crisis management decis...
Article
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Community resilience following a crisis has become essential to avoid panic. In contrast, social media usage has been practical to improve public resilience. However, the impacts of social media crisis response and social interaction have not been fully addressed. Therefore, this study aims to investigate the effects of social media crisis communic...
Article
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Missing data are a universal data quality problem in many domains, leading to misleading analysis and inaccurate decisions. Much research has been done to investigate the different mechanisms of missing data and the proper techniques in handling various data types. In the last decade, machine learning has been utilized to replace conventional metho...
Article
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The desire of people affected by crises or disasters is to return to their normal lives quickly and easily. Social media provides a platform for crisis response which helps recovery and resilience building. Therefore, this study aims to investigate how social media crisis response and information shaped people’s resilience-building, either affected...
Article
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Recently, with the advancement of technology, ad-hoc meetings or impromptu gathering are becoming more and more common. The meetings/gatherings which involve at least two people will require a specific physical point location that is useful or interesting to them, called point of interest (PoI) . These people might be residing at different locati...
Article
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The rapid revolution of information technology has enhanced the global tourism industry that positively changed the structure of economy in large scale. Today, tourists face difficulties to find information to meet their needs or exceed their expectations due to the huge amount of information in the current Web and tourism portals. This has made th...
Article
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The effects of trust score measurement is web donor selection is evaluated in this study. The performance of the proposed method is conducted by running a prediction model on the imputed dataset. Thus, several experiments were carried out to quantify the impact of the prediction model via Root Mean Squared Error (RMSE) and F-Measure. The results de...
Conference Paper
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Skyline processing, an established preference evaluation technique, aims at discovering the best, most preferred objects, i.e. those that are not dominated by other objects, in satisfying the user’s preferences. In today’s society, due to the advancement of technology, ad-hoc meetings or impromptu gathering are becoming more and more common. Decidi...
Article
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The database community has observed in the past two decades, the growth of research interest in preference queries, each of which has its unique techniques, benefits, and drawbacks. One of them is skyline queries. Skyline queries aim to report to users interesting objects based on their preferences. Yet, they are not without their limitations. Henc...
Article
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There is an ongoing discussion about the effectiveness of social media usage on the ability of people to recover from the crisis. However, the existing social media crisis communication models could not address the dynamic feature of social media users and the crisis, respectively. Therefore, the objective of this study is to conduct a preliminary...
Article
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Skyline query has been studied extensively and a significant number of skyline algorithms have been proposed, mostly attempt to resolve the optimisation problem that is mainly associated with reduction in the processing time of skyline computations. While databases change their states and/or structures throughout their lifetime to reflect the curre...
Article
The data stream is a series of data generated at sequential time from different sources. Processing such data is very important in many contemporary applications such as sensor networks, RFID technology, mobile computing and many more. The huge amount data generated and frequent changes in a short time makes the conventional processing methods insu...
Article
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Big Data has been used in university and hospital due to its enormous potential in managing large volume and many types of data. However, university that also has hospitals may need to integrate their data repository to have a single site access for easier system administration and management. The needs of image analytics for both researchers in th...
Article
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Skyline queries rely on the notion of Pareto dominance, filter the data items by keeping only those data items that are the best, most preferred, also known as skylines, from a database to meet the user’s preferences. Skyline query has been studied extensively and a significant number of skyline algorithms have been proposed, mostly attempt to reso...
Article
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A personalised news recommendation system extracts news set from multiple press releases and presents the recommended news to the user. In an effort to build a better recommender system with high accuracy, this paper proposes a personalised news recommendation framework named Hybrid Personalised NEws Recommendation (HYPNER). HYPNER combines both co...
Article
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The involvement application and use of crisis and emergency management and communication are increasing rapidly. This study conducts a systematic literature review to identify the development of theoretical models in the area of social media crisis communication and management. The study aims to review and analyse the relationship of social media-b...
Article
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Data quality drawn a major concern when dealing with data especially in the event that insightful outputs is needed. Research in data quality emerged in various topics and diversification in known knowledge and used approach is inevitable. In this paper, we apply systematic review study to explain the landscape of data quality and to identify avail...
Article
Crisis management and communication are increasingly being challenged by the impact of social media as a forum for crisis communication. Among the many roles that crisis management services embrace, managing outreach information and communication are increasingly important. This study presents a systematic review of articles pertaining to the appli...
Article
One of the reasons mobile phones become one of the worldwide commonly usedcommunication devices nowadays is because they allow the installation of various mobile apps which are mostly interesting and useful to mobiles users. Unfortunately, mobile apps involve transmissions of digital data wirelessly and vulnerable to hacking activities. An improved...
Article
Increasing volumes of data are rapidly being produced by researchers with the advancement of digital technologies. In order to manage these data, a suitable research data repository infrastructure is needed by the higher learning institutions. Apart from storing the data, these data repository need to support the research data life-cycle that inclu...
Chapter
To obtain a different perspective,Saad, Nurul Husna Mohd a user often would query information Ibrahim, Hamidah a range of search rather Sidi, Fatimah a fixed search. However, the issue arises when attempting to compute skyline on data that consist of both exact and continuous values. Thus, we propose an algorithm named SkyQUD-T for computing Yaakob...
Article
Clustering is one of the main tasks in machine learning and data mining, and is being utilized in many applications including news recomendation systems. In this paper, we propose a new non-exclusive clustering algorithm named Ordered Clustering (OC) with the aim is to increase the accuracy of news recommendation for online users. The basis of OC i...
Chapter
The notion of skyline query is to find a set of objects that is not dominated by any other objects. Regrettably, existing works lack on how to conduct skyline queries on high dimensional uncertain data with objects represented as continuous ranges and exact values, which in this paper is referred to as uncertain dimensions. Hence, in this paper we...
Article
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span lang="EN-US">The number of unstructured documents written in Malay language is enormously available on the web and intranets. However, unstructured documents cannot be queried in simple ways, hence the knowledge contained in such documents can neither be used by automatic systems nor could be understood easily and clearly by humans. This paper...
Article
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Effectiveness and efficiency of ERP execution is depending on the organization implementation. Every company that embarks on ERP execution will definitely hope that the execution will be success and effective. The concept of Critical Success Factors (CSFs) early emerged in 1961. Many studies have been conducted in order to analyze on the most CSFs....
Article
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Mobile devices are rapidly becoming the predominant means of accessing the Internet due to advances in wireless communication techniques. The development of Mobile applications ("apps") for various platforms is on the rise due to growth in the number of connected devices. Numerous apps rely on cloud infrastructure for data storage and sharing. Apar...
Article
Fake news can impact negatively in terms of creating negative perception towards business, organization, and government. One of the ways that fake news iscreated is through deceptive news writing. Many researchers havedeveloped approaches in detecting deceptive news content using machine-learningapproach and each of the approach has its own focus.P...
Conference Paper
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Mobile enterprise applications are primarily developed for existing backend enterprise systems and some usage scenarios require storing of large files on the mobile devices. These files range from large PDFs to media files in various formats (MPEG videos).These files needs to be used offline, sometimes updated and shared among users. In this paper,...
Conference Paper
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Veracity is a way to find the truthfulness, availability, accountability and authenticity while deception refers to the way of identifying whether verbal expressions or the overall content is truthful or not. Among the issue in data veracity is the use of deception element in digital news content. Many research have been conducted to address the is...
Article
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Information security has been identified by organizations as part of internal operations that need to be well implemented and protected. This is because each day the organizations face a high probability of increase of threats to their networks and services that will lead to information security issues. Thus, effective information security manageme...
Article
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User generated content as such online reviews plays an important role in customer's purchase decisions. Many works have focused on identifying satisfaction of the reviewer in social media through the study of sentiment analysis (SA) and opinion mining. The large amount of potential application and the increasing number of opinions expresses on the...
Article
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In practice, collected data usually are incomplete and contains missing value. Existing approaches in managing missing values overlook the importance of trustworthy data values in replacing missing values. In view that trusted completed data is very important in data analysis, we proposed a framework of missing value replacement using trustworthy d...
Article
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The aim of this review is to highlight issues in data quality research and to discuss potential research opportunity to achieve high data quality within an organization. The review adopted systematic literature review method based on research articles published in journals and conference proceedings. We developed a review strategy based on specific...
Article
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Due to its great benefits over many database applications, skyline queries have received formidable concern in the last decades. Skyline queries attempt to assist users by identifying the set of data items which represents the best results that meet the conditions of a given query. Most of the existing skyline techniques concentrate on identifying...
Article
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Since its existence in 1990's, online news has been the major source of news content for news readers. Unfortunately, based on a number of findings, readers tend to judge on certain event based on the news headlines rather than its contents. With the advancement of mobile and web technologies, it is easier to spread news to others and this unhealth...
Article
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The growing number of big data technologies and analytic solutions has been developed to support the requirement of big data implementation. The capability of analyzing big data becomes critical issues in the big data implementation because the traditional analytics tools are no longer suitable to process and analyze the massive amount and differen...
Conference Paper
A user sometimes prefers to not be restricted when querying for information. Querying information within a range of search often provides a different perspective to user as opposed to a rigid search. To compute skyline within a given range would be easy on traditional dataset. The challenge is when the dataset being queried consists of both atomic...
Conference Paper
Data warehouse system is used to support the process of organizational decision making. Hence, the system must extract and integrate information from heterogeneous data sources in order to uncover relevant knowledge suitable for decision making process. However, the development of data warehouse is a difficult and complex process especially in its...
Article
Knowledge in unstructured documents is lacking the structured characteristics; therefore raising the problem of extracting answers when queried by simple queries. This paper proposes the Interrogative Knowledge Object- (IKO-) Recognizer that is able to model the extracted interrogative lexical constructs from unstructured documents into ontological...
Article
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For most of us now, life is incomplete if living without mobile phones. This is because mobile phones are like a necessity to many people nowadays. Statistics have shown that more than seven billion people in the world are having these devices in 2015. This also means 97% of the human world populations are actually mobile phone users. Besides, more...
Article
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Enterprise Resource Planning (ERP) system is a tool in managing the business management function from operational, tactical and strategic management towards the emergence of Information System (IS). The awareness of ERP technology is slowly develops among industrial and non-industrial people. Needs of having the ERP software is not properly discuss...
Article
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There have been many cases of fake documents be used for important legal transactions. This includes the use of fake degrees or certificates during professional job applications either in private sectors or government related firms. Since many people are using smart phones currently, it is possible to have a mobile application system (apps) that ca...
Article
Today, managing a software project is so complex and risky. Software project is unique compare than physical project out there because it faces a lot of risks and failure. Project failure in Software Project Management (SPM) is distinct due to the characteristic of software project: intangible, unpredictable, and often fail and one-off project. In...
Article
Given the importance and concern of computer ethics, four issues have been identified in the field of computer and Information Technology (IT). This study was carried out to review the work done on computer ethics issues for the years 2010 to 2014. This paper identifies the methods used, topics addressed, and the main findings published of the rese...
Conference Paper
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Nowadays in database systems finding the best results that meet the preferences of users is the most important issue. Skyline queries present data items that are not being dominated by the other data items in a database. Most of the approaches assume that the database is complete which means there are no missing values in the database dimensions. I...
Conference Paper
Full-text available
Nowadays in database systems finding the best results that meet the preferences of users is the most important issue. Skyline queries will present the data items that are not being dominated by the other items in a database. Most of the operations assume the database is complete which means there are no missing values in the database dimensions. In...
Conference Paper
Full-text available
Guaranteeing high data quality level is an important issue to increase the efficiency of the business processes. In fact, poor data quality produces wrong information, which leads to the failure of the business process improvement. Identifying data quality problems has positive impact on overall effectiveness and efficiency of the process improveme...
Conference Paper
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The first and foremost challenge in establishing a policy evaluation engine is the conflict-free policy evaluation process that governs all the information and resource exchange in distributed systems. Previous studies in policy evaluation have been devoted to the topic of modality conflict detection. However, these engines are not effective if the...
Conference Paper
Full-text available
In database systems with growing data, finding results that best meet the user's preferences is important. Skyline queries play an essential role, in which only the data items from the database that are not being dominated by the other data items are returned as results. Most of the existing skyline approaches assume that the databases are complete...
Conference Paper
Full-text available
Modality inconsistency is one of the security policy evaluation challenges, which arises because of the existence of both positive and negative authorizations for a given subject-object pair. An inconsistency analysis model is needed to discover inconsistency based on the inheritance relationship between concepts and resolved it by using predefined...
Conference Paper
Full-text available
Modality inconsistency is one of the security policy evaluation challenges, which arises because of the existence of both positive and negative authorizations for a given subject-object pair. An inconsistency analysis model is needed to discover inconsistency based on the inheritance relationship between concepts and resolved it by using predefined...
Article
Full-text available
The perception of skyline query is to find a set of objects that is much preferred in all dimensions. While this theory is easily applicable on certain and complete database, however, when it comes to data integration of databases where each has different representation of data in a same dimension, it would be difficult to determine the dominance r...
Chapter
As mobile devices evolve, research on providing locationbased services attract researchers interest. A location-based service recommends information based on users geographical location provided by a mobile device. Mobile devices are engaged with users daily activities and lots of information and services are requested by users, so suggesting the p...
Conference Paper
Full-text available
The transformation of mobile devices from being a communication devices to be important information resources has changed the way of how activities being implemented including in tourism industry. This is very important for the tourists especially when they visit remote location such as forests. For these tourists, information regarding plants is v...