Nora Muda

ORCID: 0000-0002-4337-3304
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Research Areas
  • Advanced Statistical Methods and Models
  • Higher Education and Teaching Methods
  • Forecasting Techniques and Applications
  • Geological and Geophysical Studies
  • Genomics and Phylogenetic Studies
  • Gene expression and cancer classification
  • Machine Learning in Bioinformatics
  • Management and Optimization Techniques
  • Geochemistry and Geologic Mapping
  • Statistical Distribution Estimation and Applications
  • earthquake and tectonic studies
  • Advanced Statistical Process Monitoring
  • Grey System Theory Applications
  • Mineral Processing and Grinding
  • Statistical Methods and Bayesian Inference
  • Quality Function Deployment in Product Design
  • Complex Systems and Time Series Analysis
  • Organizational Leadership and Management Strategies
  • Optimization and Mathematical Programming
  • Educational Assessment and Pedagogy
  • Consumer Retail Behavior Studies
  • Engineering Education and Curriculum Development
  • Geography Education and Pedagogy
  • Religion, Spirituality, and Psychology
  • Urban Transport Systems Analysis

National University of Malaysia
2011-2024

Universiti Sains Malaysia
2019

Pembuluh Darah Harapan Kita
2019

National Institutes of Biotechnology Malaysia
2018

This paper presents various imputation methods for air quality data specifically in Malaysia.The main objective was to select the best method of and compare whether there any difference used between stations Peninsular Malaysia.Missing cases are randomly simulated with 5, 10, 15, 20, 25 30% missing.Six this were mean median substitution, expectation-maximization (EM) method, singular value decomposition (SVD), K-nearest neighbour (KNN) sequential (SKNN) method.The performance imputations is...

10.17576/jsm-2015-4403-17 article EN Sains Malaysiana 2015-03-01

<sec> <title>BACKGROUND</title> LLM-Assisted Content Analysis (LACA) can be utilized to conduct thematic analysis on online reviews. Traditional involves binary coding (0 = the code is not present; 1 present). </sec> <title>OBJECTIVE</title> This paper was intended investigate effect of using scales as LACA data type ML performance parameters. <title>METHODS</title> carried out a set codes produce an independent variable dataset (x) scale: 0 issue; small 2 moderate 3 serious and 4 extremely...

10.2196/preprints.73984 preprint EN cc-by 2025-03-15

Problem statement: The fossil fuels play a crucial role in the world energy markets. Demand for become increasingly high and worrisome, because of will be significantly reduced ultimately exhausted. This study was conducted to predict depreciation time Malaysia estimate remaining before finish. Approach: To fuels, reserves, consumption prices fuel used. prediction reserves were estimated using ratio reserve versus consumption, Klass Model Modified Model. give us opportunity prepare coming...

10.3844/jmssp.2012.136.143 article EN cc-by Journal of Mathematics and Statistics 2012-01-01

Malay language, the national language of Malaysia has been medium instruction for Science and Mathematics past four a half decades in Malaysia. The government however changed these subjects to English January 2003. "Teaching Learning English" (PPSMI) policy was implemented all primary secondary schools. It aims improve proficiency among students as well learning achievement level science mathematics. This paper presents findings study on students' inclination towards teaching Higher...

10.1016/j.sbspro.2011.05.050 article EN Procedia - Social and Behavioral Sciences 2011-01-01

This study aims to investigate the students' perceptions of Teaching and Learning Science Mathematics in English (PPSMI) Universiti Kebangsaan Malaysia (UKM). Among information that can be used achieve this aim are views feedbacks. A survey was conducted gather students from Faculty Education (FPEND) Technology (FST). Statistical analysis performed on results survey. Our findings show these two faculties tend have a positive view towards PPSMI UKM. However, given choices, they more likely...

10.1016/j.sbspro.2011.05.051 article EN Procedia - Social and Behavioral Sciences 2011-01-01

The policy change of teaching Mathematics and Science from Malay to English language, which started in 2003 school given an impact the learning process Public Higher Learning Institutions, including Universiti Keban Malaysia (UKM). Consequently, UKM administrators have directed all faculties offering cour follow starting with first year courses. It is suggested that 30% courses be conducted 50% 70% offered following second third year, respectively would study aims at gauging readiness...

10.1016/j.sbspro.2011.05.048 article EN Procedia - Social and Behavioral Sciences 2011-01-01

Due to the abolishment of Teaching and Learning Science Mathematics in English (PPSMI) policy by Malaysian Cabinet July 2009, a new which is called Upholding Malay Language Strengthening Command (MBMMBI) was introduced. Both languages have their role importance. The language has long since been knowledge unity Malaysia, whereas international communication language. This study focuses on students' perspectives regarding issue transformation from PPSMI MBMMBI. A survey conducted gather...

10.1016/j.sbspro.2012.09.331 article EN Procedia - Social and Behavioral Sciences 2012-10-01

The industrial training program is part of the academic curriculum at tertiary level. It plays an important role in providing students with exposure to a real working environment industry. Through this program, higher education institutions (HEI) could identify gaps based on requirements from In addition, feedback industry will help HEI equip relevant skills according demands Indirectly, it can address issue unemployed graduates which number seems increase time time. Therefore, study aims...

10.1155/2015/789362 article EN cc-by Journal of Industrial Engineering 2015-09-08

This study was conducted to explore students' evaluation on the lecturers' characteristics that influence effective teaching at Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi. The evaluations were preparation, styles responsibilities. Analytical Hierarchy Process (AHP) as a ranking method used in this ensure main factors can be identified based weights. From analysis, AHP are arranged decreasing order; followed by style teaching, finally result will help provide...

10.1016/j.sbspro.2012.09.311 article EN Procedia - Social and Behavioral Sciences 2012-10-01

Industrial Training course (ITc) is a student's placement programme in organizations outside the Universiti Kebangsaan Malaysia (UKM). The aims of training are to expose students real working environment and enhance knowledge skills their profession. program expected produce with competencies required by employers. This study was conducted determine effectiveness ITc providing work experience Mathematical Sciences. In addition, feedback from industries on abilities Sciences performing tasks...

10.1016/j.sbspro.2012.09.319 article EN Procedia - Social and Behavioral Sciences 2012-10-01

In this paper we share our experience of conducting a mathematics camp to group 16-years-old school students. This is special since throughout their learning history, the students, like most students in Malaysia, are only exposed academic side mathematics. By mean emphasis given by on achievement measured string A's examination results. Of course order achieve this, preferred mode teaching and geared towards drill practice. None from have experienced "outdoor" as be camp. The which consisted...

10.1016/j.sbspro.2010.12.047 article EN Procedia - Social and Behavioral Sciences 2010-01-01

The robustness of some classical univariate classifiers is hampered if the data are contaminated. Overfitting another hiccup when sets uncontaminated with a considerable sample size. performance classification models can be easily biased by outliers’ problems, which constructed model tends to overfitted. Previous studies often used Bayes Classifier (BC) and Predictive (PC) address two groups problems. Unfortunately for substantial large sizes data, BC method overfits Optimal Probability...

10.32890/jict2023.22.1.1 article EN cc-by Journal of Information and Communication Technology 2023-01-01

Views Icon Article contents Figures & tables Video Audio Supplementary Data Peer Review Share Twitter Facebook Reddit LinkedIn Tools Reprints and Permissions Cite Search Site Citation Nora Muda, Abdul Rahman Othman; Modified distance in average linkage based on M-estimator MADn criteria hierarchical cluster analysis. AIP Conference Proceedings 22 October 2015; 1682 (1): 050015. https://doi.org/10.1063/1.4932506 Download citation file: Ris (Zotero) Reference Manager EasyBib Bookends Mendeley...

10.1063/1.4932506 article EN AIP conference proceedings 2015-01-01

An integer programming problem is a mathematical optimization or feasibility program in which some all of the variables are restricted to be integers. In many settings term refers linear (ILP), objective function and constraints (other than constraints) linear. ILP has applications industrial production, including job-shop modelling. A possible maximize total without exceeding available resources. cases, this can expressed terms program, but must constrained integer. It concerned with while...

10.1063/1.4907528 article EN AIP conference proceedings 2015-01-01

This study was conducted to ascertain teaching Science and Mathematics in English will enhance proficiency amongst the science stream students UKM. The found that agreed of can improve their proficiency. results showed is capable being a driven force mastering basic language communication, also improving explanation concept English.

10.1016/j.sbspro.2012.09.329 article EN Procedia - Social and Behavioral Sciences 2012-10-01

The paper examines the impact of spiritual aspects on formation a perfect family among B40 group in Kuala Langat and Hulu Langat, Selangor, Malaysia determines relationship between religious beliefs factors contributing to formation. study involved survey 300 respondents utilized statistical analysis methods including descriptive analysis, chi-square test, binary logistic regression. Most (61.3%) believed God's destiny provision, but significant proportion Buddhists were unsure (54.1%)....

10.1080/23311983.2024.2445930 article EN cc-by Cogent Arts and Humanities 2024-12-31

Phylogenetic analysis is a study of evolutionary relationship between organisms or species, and the displayed as phylogenetic tree. In this paper, tree was constructed by using distance-based method; UPGMA proposed method, MOM estimator. The calculates average possible pairwise distances to get new distance in clustering process. If outliers exist distances, mean are calculated, result not robust. To overcome problem, we implement checking process detect MAD <sub...

10.1109/socpar.2009.99 article EN 2009-01-01

The seismic reflection survey conducted along the road at Damansara to determine depth of bedrock in order justify whether HDD method can be utilize store fiber optic cable. 10 line performed 1.2 km roadside. result show that subsurface profile represent by two layer earth materials is topsoil and granite. Determination between granite based on values velocity. boundary soil interpreted a velocity value 1,200 m/s. If less than m/s, it as or highly weathered rock. Meanwhile more m/s refer...

10.22158/asir.v3n3p123 article EN Applied Science and Innovative Research 2019-08-03

Three methods of approximating the sum lognormal variates to a distribution were studied. They Wilkinson approximation, Monte Carlo version approximation and using estimated maximum likelihood parameters. The generated empirically simulation based on several conditions such as number in sum, sample points variates, are independent identically distributed (IID) also not (NIID) with Evaluation all three was performed Anderson Darling test. Results show that parameters produced Type I errors...

10.17576/jsm-2023-5201-24 article EN Sains Malaysiana 2023-01-31

In designed experiments, we often encountered non-normal response variables. The data transformations (Transf) approached are frequently employed to deal with these problems. One has realize that analyzing such based on posed many drawbacks. A better approach in dealing problems is by using the Generalized Linear Model (GLM). problem becomes more complicated when there existed outlier set. As an alternative, may turn robust (M- based) (GLM) technique, which less affected outlier. this paper...

10.1109/nabic.2009.5393419 article EN 2009-01-01

Measuring the quality of service and customer satisfaction is ultimately important for ISPs to remain in business. In order achieve a good service, understanding two-way relationship among customers variety patterns crucial. Three methods analysis namely; Penalty Rewards Contrast Analysis (PRCA), Importance Performance (IPA) Customer Satisfaction Index (CSI) were used identify causes main problems that affect level satisfaction. For PRCA analysis, factors categorized as onedimensional are...

10.11113/jt.v60.1448 article ID Jurnal Teknologi 2012-12-15

The Klang Gates Quartz Ridge was formally named as the Gombak Selangor (GSQR) by State Government 24 June 2015. It built entirely of quartz vein formed when residual magma crystallized and consolidated within vertical slab dyke through large linear fissures massive granitic rock known Kuala Lumpur Granite about 200 million years ago. GSQR can be divided into eastern western section dam. Three type crystal growth identified rutile growth, milky smoky quartz. found dominantly at section;...

10.4314/jfas.v10i3s.36 article EN Journal of Fundamental and Applied Sciences 2018-02-24
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