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Now showing items 11-17 of 17
Strength of concrete with ceramic waste and quarry dust as aggregates
(Trans Tech Publications, 2013)
This research focuses on a study of the strength of concrete with ceramic waste as coarse aggregate and quarry dust as fine aggregate. The sources of ceramic waste and quarry dust are obtained from the industrial in Malaysia. ...
Roles of imputation methods for filling the missing values: A review
(AENSI Publisher All rights reserved, 2013-10)
Missing data are often encountered in many areas of research. Complete case analysis and indicator method can lead to serious bias. One of the comforting methods is implementation of imputation methods. The main purpose ...
Mean imputation techniques for filling the missing observations in air pollution dataset
(Trans Tech Publications, 2014)
Almost all real life datasets consist missing values. These are usually due to machine failure, routine maintenance, changes in siting monitors and human error. The occurence of missing values requires special attention ...
Study of concrete using modified polystyrene coarse aggregate
(Trans Tech Publications, 2013)
Polymer recycling has received a great deal of attention in recent years. At the present time, small percentages of polymer wastes in Malaysia are being recycled. The recycling process has typically consisted of reprocessing ...
Imputation methods for filling missing data in urban air pollution data for Malaysia
(NR&DI URBAN-INCERC, 2018)
The air quality measurement data obtained from the continuous ambient air quality monitoring (CAAQM) station usually contained
missing data. The missing observations of the data usually occurred due to machine failure, ...
Malaysian Foxtail grass - A potential source of natural/agro fibre for polymer composite panel
(Trans Tech Publications, 2013)
Foxtail grass, also known as 'rumput bulu' by the local people, is one of the fast growing grasses abundantly available all over Malaysia. A full grown Foxtail grass attains a height of about 0.5 - 1.5 meters. The fibres ...
Variations of Ground-level Ozone Concentration in Malaysia: a case study in West Coast of Peninsular Malaysia
(EDP Sciences, 2016)
Hourly ground ozone concentration, measured from the
monitoring stations in the West Coast of Peninsular Malaysia for the
period of 10 years (2003-2012) were used to analyse the ozone
characteristic in Nilai, Melaka and ...