Enhancing the Performance of Combined Shewhart-EWMA Charts. - Mu'azu Ramat Abujiya; Muhammad Riaz 001; Muhammad Hisyam Lee (Qual. Reliab. Eng. Int., 2013)

Improving the Performance of Combined Shewhart-Cumulative Sum Control Charts. - Mu'azu Ramat Abujiya; Muhammad Riaz 001; Muhammad Hisyam Lee (Qual. Reliab. Eng. Int., 2013)

Improving the Performance of Exponentially Weighted Moving Average Control Charts. - Mu'azu Ramat Abujiya; Muhammad Hisyam Lee; Muhammad Riaz 001 (Qual. Reliab. Eng. Int., 2014)

Increasing the Sensitivity of Cumulative Sum Charts for Location. - Mu'azu Ramat Abujiya; Muhammad Hisyam Lee; Muhammad Riaz 001 (Qual. Reliab. Eng. Int., 2015)

A New EWMA Control Chart for Monitoring Poisson Observations. - Mu'azu Ramat Abujiya; Saddam Akber Abbasi; Muhammad Riaz 001 (Qual. Reliab. Eng. Int., 2016)

Combined Application of Shewhart and Cumulative Sum R Chart for Monitoring Process Dispersion. - Mu'azu Ramat Abujiya; Muhammad Hisyam Lee; Muhammad Riaz 001 (Qual. Reliab. Eng. Int., 2016)

A New Combined Shewhart-Cumulative Sum S Chart for Monitoring Process Standard Deviation. - Mu'azu Ramat Abujiya; Muhammad Riaz 001; Muhammad Hisyam Lee (Qual. Reliab. Eng. Int., 2016)

New Cumulative Sum Control Chart for Monitoring Poisson Processes. - Mu'azu Ramat Abujiya (IEEE Access, 2017)

Combined Shewhart CUSUM charts using auxiliary variable. - Ridwan A. Sanusi; Mu'azu Ramat Abujiya; Muhammad Riaz 001; Nasir Abbas (Comput. Ind. Eng., 2017)

Using FIR to Improve CUSUM Charts for Monitoring Process Dispersion. - Ridwan A. Sanusi; Muhammad Riaz 001; Nasir Abbas; Mu'azu Ramat Abujiya (Qual. Reliab. Eng. Int., 2017)

An adaptive EWMA scheme-based CUSUM accumulation error for efficient monitoring of process location. - Babar Zaman; Muhammad Hisyam Lee; Muhammad Riaz 001; Mu'azu Ramat Abujiya (Qual. Reliab. Eng. Int., 2017)

An adaptive EWMA chart with CUSUM accumulate error-based shift estimator for efficient process dispersion monitoring. - Babar Zaman; Muhammad Hisyam Lee; Muhammad Riaz 001; Mu'azu Ramat Abujiya (Comput. Ind. Eng., 2019)

An adaptive approach to EWMA dispersion chart using Huber and Tukey functions. - Babar Zaman; Muhammad Hisyam Lee; Muhammad Riaz 001; Mu'azu Ramat Abujiya (Qual. Reliab. Eng. Int., 2019)

An improved process monitoring by mixed multivariate memory control charts: An application in wind turbine field. - Babar Zaman; Muhammad Hisyam Lee; Muhammad Riaz 001; Mu'azu Ramat Abujiya (Comput. Ind. Eng., 2020)

A robust multivariate Shewhart chart for contaminated normal environments. - Ishaq Adeyanju Raji; Muhammad Hisyam Lee; Muhammad Riaz 001; Mu'azu Ramat Abujiya; Nasir Abbas (Qual. Reliab. Eng. Int., 2021)

Advanced multivariate cumulative sum control charts based on principal component method with application. - Muhammad Riaz 001; Babar Zaman; Rashid Mehmood; Nasir Abbas; Mu'azu Ramat Abujiya (Qual. Reliab. Eng. Int., 2021)

Outliers' detection with a sensitive exponentially weighted moving average control chart. - Ishaq Adeyanju Raji; Muhammad Riaz 001; Mu'azu Ramat Abujiya; Nasir Abbas; Muhammad Hisyam Lee (Qual. Reliab. Eng. Int., 2022)