Recognizing vehicle lubricant oil quality via neural network. - Siti Norul Huda Sheikh Abdullah; Khairuddin Omar; Siti Rozaimah Sheikh Abdullah; Norsalina Harun; Mohd Syarif Afriansyah Lubis; Che Hassan Che Haron; Kamsuriah Ahmad; Mohd Zakree Ahmad Nazri; Mohammad Faidzul Nasrudin; Lee Chin Sin; Abdul Sahli Fakhrudin; Mohd Esa Baruji (ISSPA, 2005)

Detecting license plate using cluster run length smoothing algorithm. - Siti Norul Huda Sheikh Abdullah; Marzuki Khalid; Rubiyah Yusof; Khairuddin Omar (ICINCO-ICSO, 2006)

License plate detection using cluster run length smoothing algorithm (CRLSA). - Siti Norul Huda Sheikh Abdullah; Marzuki Khalid; Rubiyah Yusof; Khairuddin Omar (Artificial Intelligence and Applications, 2007)

Comparison of Feature Extractors in License Plate Recognition. - Siti Norul Huda Sheikh Abdullah; Marzuki Khalid; Rubiyah Yusof; Khairuddin Omar (Asia International Conference on Modelling and Simulation, 2007)

Handwritten Cursive Jawi Character Recognition: A Survey. - Mohammad Faidzul Nasrudin; Khairuddin Omar; Mohamad Shanudin Zakaria; Choong-Yeun Liong (CGIV, 2008)

Flexible Immune Network Recognition System for Mining Heterogeneous Data. - Mazidah Puteh; Abdul Razak Hamdan; Khairuddin Omar; Azuraliza Abu Bakar (ICARIS, 2008)

Immune Network for Classifying Heterogeneous Data. - Mazidah Puteh; Khairuddin Omar; Abdul Razak Hamdan; Azuraliza Abu Bakar (ISDA (2), 2008)

Invariant Features from the Trace Transform for Jawi Character Recognition. - Mohammad Faidzul Nasrudin; Khairuddin Omar; Choong-Yeun Liong; Mohamad Shanudin Zakaria (IWANN (2), 2009)

Object Signature Features Selection for Handwritten Jawi Recognition. - Mohammad Faidzul Nasrudin; Khairuddin Omar; Choong-Yeun Liong; Mohamad Shanudin Zakaria (DCAI, 2010)

A Statistical Global Feature Extraction Method for Optical Font Recognition. - Bilal Bataineh; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar (ACIIDS (1), 2011)

A Malay Stemmer for Jawi Characters. - Suliana Sulaiman; Khairuddin Omar; Nazlia Omar; Mohd Zamri Murah; Hamdan Abdul Rahman (Australasian Conference on Artificial Intelligence, 2011)

Adaptive Binarization Method for Enhancing Ancient Malay Manuscript Images. - Sitti Rachmawati Yahya; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar; Choong-Yeun Liong (Australasian Conference on Artificial Intelligence, 2011)

Arabic calligraphy classification using triangle model for Digital Jawi Paleography analysis. - Mohd Sanusi Azmi; Khairuddin Omar; Mohammad Faidzul Nasrudin; Azah Kamilah Muda; Azizi Abdullah (HIS, 2011)

Arabic calligraphy identification for Digital Jawi Paleography using triangle blocks. - Mohd Sanusi Azmi; Khairuddin Omar; Mohammad Faidzul Nasrudin; Khadijah Wan Mohd Ghazali; Azizi Abdullah (ICEEI, 2011)

A comparative study of Voronoi algorithm construction in thinning. - Ali M. M. Mady; Khairuddin Omar (ICEEI, 2011)

Adaptive Thresholding Methods for Documents Image Binarization. - Bilal Bataineh; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar; Mohammad Faidzul Nasrudin (MCPR, 2011)

An adaptive local binarization method for document images based on a novel thresholding method and dynamic windows. - Bilal Bataineh; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar (Pattern Recognit. Lett., 2011)

A novel statistical feature extraction method for textual images: Optical font recognition. - Bilal Bataineh; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar (Expert Syst. Appl., 2012)

Irregular Rotation Deformation from Paper Scanning: An Investigation. - Mohammad Faidzul Nasrudin; Omar M. Wahdan; Khairuddin Omar (INNS-WC, 2012)

Human Ear Recognition Using an Integrated Method of ICP and SCM Techniques. - Khamiss Masaoud S. Algabary; Khairuddin Omar; Mohd Jan Nordin (FIRA, 2013)

Randomized Circle Detection Performance Based on Image Difficulty Levels and Edge Filters. - Yazan Alomari; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar (FIRA, 2013)

Object Class Recognition Using Surf Descriptors and Shape Skeletons. - Vahid Alizadeh Sahzabi; Khairuddin Omar (FIRA, 2013)

Implementation of Buckwalter transliteration to Malay corpora. - Juhaida Abu Bakar; Khairuddin Omar; Mohammad Faidzul Nasrudin; Mohd Zamri Murah; Che Wan Shamsul Bahri C. W. Ahmad (ISDA, 2013)

A Novel Baseline Detection Method of Handwritten Arabic-Script Documents Based on Sub-Words. - Tarik Abu-Ain; Siti Norul Huda Sheikh Abdullah; Bilal Bataineh; Khairuddin Omar; Ashraf Abu-Ein (M-CAIT, 2013)

Part-of-Speech for Old Malay Manuscript Corpus: A Review. - Juhaida Abu Bakar; Khairuddin Omar; Mohammad Faidzul Nasrudin; Mohd Zamri Murah (M-CAIT, 2013)

Arabic-Jawi Scripts Font Recognition Using First-Order Edge Direction Matrix. - Bilal Bataineh; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar; Anas Batayneh (M-CAIT, 2013)

A low-cost method for reliable ownership identification of medical images using SVM and Lagrange duality. - Mir Shahriar Emami; Khairuddin Omar (Expert Syst. Appl., 2013)

Tokenizer for the Malay language using pattern matching. - Juhaida Abu Bakar; Khairuddin Omar; Mohammad Faidzul Nasrudin; Mohd Zamri Murah (ISDA, 2014)

Automatic Detection and Quantification of WBCs and RBCs Using Iterative Structured Circle Detection Algorithm. - Yazan Alomari; Siti Norul Huda Sheikh Abdullah; Raja Zaharatul Azma; Khairuddin Omar (Comput. Math. Methods Medicine, 2014)

3-dimensional Ear Recognition based iterative Closest Point with stochastic Clustering Matching. - Khamiss Masaoud S. Algabary; Khairuddin Omar; Mohd Jan Nordin (J. Comput. Sci., 2014)

The Effectiveness of a Jawi Stemmer for Retrieving Relevant Malay Documents in Jawi Characters. - Suliana Sulaiman; Khairuddin Omar; Nazlia Omar; Mohd Zamri Murah; Hamdan Abdul Rahman (ACM Trans. Asian Lang. Inf. Process., 2014)

Adaptive Localization of Focus Point Regions via Random Patch Probabilistic Density from Whole-Slide, Ki-67-Stained Brain Tumor Tissue. - Yazan M. Alomari; Siti Norul Huda Sheikh Abdullah; Reena Rahayu MdZin; Khairuddin Omar (Comput. Math. Methods Medicine, 2015)

QEFSM model and Markov Algorithm for translating Quran reciting rules into Braille code. - Abdallah M. Abualkishik; Khairuddin Omar; Ghadeer A. Odiebat (J. King Saud Univ. Comput. Inf. Sci., 2015)

Iterative randomized irregular circular algorithm for proliferation rate estimation in brain tumor Ki-67 histology images. - Yazan M. Alomari; Siti Norul Huda Sheikh Abdullah; Reena Rahayu MdZin; Khairuddin Omar (Expert Syst. Appl., 2016)

Shearing invariant texture descriptor from a local binary pattern and its application in paper fingerprinting. - Omar M. Wahdan; Mohammad Faidzul Nasrudin; Khairuddin Omar (Int. Arab J. Inf. Technol., 2017)

Adaptive binarization method for degraded document images based on surface contrast variation. - Bilal Bataineh; Siti Norul Huda Sheikh Abdullah; Khairuddin Omar (Pattern Anal. Appl., 2017)

Length Independent Writer Identification Based on the Fusion of Deep and Hand-Crafted Descriptors. - Alaa Sulaiman; Khairuddin Omar; Mohammad Faidzul Nasrudin; Anas Arram (IEEE Access, 2019)

Degraded Historical Document Binarization: A Review on Issues, Challenges, Techniques, and Future Directions. - Alaa Sulaiman; Khairuddin Omar; Mohammad Faidzul Nasrudin (J. Imaging, 2019)

Application of Machine Learning Methods in Mental Health Detection: A Systematic Review. - Rohizah Abd Rahman; Khairuddin Omar; Shahrul Azman Mohd. Noah; Mohd Shahrul Nizam Mohd Danuri; Mohammed Ali Al-Garadi (IEEE Access, 2020)

Improved Harris Hawks Optimization Using Elite Opposition-Based Learning and Novel Search Mechanism for Feature Selection. - Rami Sihwail; Khairuddin Omar; Khairul Akram Zainol Ariffin; Mohammad Tubishat (IEEE Access, 2020)

Firefly photinus search algorithm. - Waleed Alomoush; Khairuddin Omar; Ayat Alrosan; Yazan M. Alomari; Dheeb Albashish; Ammar Almomani (J. King Saud Univ. Comput. Inf. Sci., 2020)

A Hybrid Approach for Solving Systems of Nonlinear Equations Using Harris Hawks Optimization and Newton's Method. - Rami Sihwail; Obadah Said Solaiman; Khairuddin Omar; Khairul Akram Zainol Ariffin; Mohammed Alswaitti; Ishak Hashim (IEEE Access, 2021)

Advance Machine Learning Methods for Dyslexia Biomarker Detection: A Review of Implementation Details and Challenges. - Opeyemi Lateef Usman; Ravie Chandren Muniyandi; Khairuddin Omar; Mazlyfarina Mohamad (IEEE Access, 2021)

Two streams deep neural network for handwriting word recognition. - Alaa Sulaiman; Khairuddin Omar; Mohammad Faidzul Nasrudin (Multim. Tools Appl., 2021)

Speech emotion recognition using optimized genetic algorithm-extreme learning machine. - Musatafa Abbas Abbood Albadr; Sabrina Tiun; Masri Ayob; Fahad Taha AL-Dhief; Khairuddin Omar; Mhd Khaled Maen (Multim. Tools Appl., 2022)

HoRNS-CNN model: an energy-efficient fully homomorphic residue number system convolutional neural network model for privacy-preserving classification of dyslexia neural-biomarkers. - Opeyemi Lateef Usman; Ravie Chandren Muniyandi; Khairuddin Omar; Mazlyfarina Mohamad; Ayoade Akeem Owoade; Morufat Adebola Kareem (Brain Informatics, 2025)