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Usage of palm shell activated carbon to treat landfill leachate
(Alexandru Ioan Cuza University of Iasi, 2014-03)
Leachate generated from the municipal landfill contains organic and inorganic pollutants, including heavy metals, which makes it unsuitable to be discharged in natural bodies without any prior treatment. The objective of ...
Filling missing data using interpolation methods: Study on the effect of fitting distribution
(Trans Tech Publications, 2014)
The presence of missing values in statistical survey data is an important issue to deal with. These data usually contained missing values due to many factors such as machine failures, changes in the siting monitors, routine ...
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 ...