Estimation of missing values for air pollution data using Interpolation technique

• Main Authors: Norazian, Mohamed Noor, Mohd Mustafa, Al Bakri Abdullah, Ahmad Shukri, Yahaya, Nor Azam, Ramli
• Format: Article
• Language: English
• Published: Universiti Malaysia Perlis 2010
• Subjects: Air pollution; Interpolation; Performance indicators.; Missing values; Estimation theory
• Online Access: http://dspace.unimap.edu.my/xmlui/handle/123456789/7459

Air pollution data such as PM10, sulphur dioxide, ozone and carbon monoxide are usually obtained using automated machines located at different sites. These are usually due to mechanical failure, routine maintenance, changes in siting monitors and human error. The occurrence of missing values requir...