Shape Prior Segmentation of Medical Images using Particle Swarm Optimization. - Ahmed Afifi; Toshiya Nakaguchi; Norimichi Tsumura (ICAART (1), 2010)

Segmentation of deformable organs from medical images using particle swarm optimization and nonlinear shape priors. - Ahmed Afifi; Toshiya Nakaguchi; Norimichi Tsumura (Image Processing, 2010)

A Model Optimization Approach to the Automatic Segmentation of Medical Images. - Ahmed Afifi; Toshiya Nakaguchi; Norimichi Tsumura; Yoichi Miyake (IEICE Trans. Inf. Syst., 2010)

A liver segmentation approach in contrast-enhanced CT images with patient-specific knowledge. - Ahmed Afifi; Toshiya Nakaguchi; Norimichi Tsumura (Image Processing, 2011)

Liver Segmentation Approach Using Graph Cuts and Iteratively Estimated Shape and Intensity Constrains. - Ahmed Afifi; Toshiya Nakaguchi (MICCAI (2), 2012)

Improved Arabic handwriting word segmentation approach using Random Forests. - Roqyiah M. Abdeen; Ahmed Afifi; Ashraf B. Elsisi (AICCSA, 2015)

An Enhanced Technique for Offline Arabic Handwritten Words Segmentation. - Roqyiah M. Abdeen; Ahmed Afifi; Ashraf B. Elsisi (CICLing (2), 2015)

Unsupervised detection of liver lesions in CT images. - Ahmed Afifi; Toshiya Nakaguchi (EMBC, 2015)

Hybrid Tracking and Matching Algorithm for Mosaicking Multiple Surgical Views. - Chisato Takada; Toshiyuki Suzuki; Ahmed Afifi; Toshiya Nakaguchi (CARE@MICCAI, 2016)

An enhanced hybrid tracking-mosaicking approach for surgical view expansion. - Chisato Takada; Ahmed Afifi; Toshiyuki Suzuki; Toshiya Nakaguchi (EMBC, 2017)

Automated Brain Tumor Segmentation in MRI using Superpixel Over-segmentation and Classification. - Aya Mourad; Ahmed Afifi; Arabi E. Keshk (ACIT, 2020)

HTTU-Net: Hybrid Two Track U-Net for Automatic Brain Tumor Segmentation. - Nagwa M. Aboelenein; Songhao Piao; Anis Koubaa; Alam Noor; Ahmed Afifi (IEEE Access, 2020)

Real-Time Expanded Field-of-View for Minimally Invasive Surgery Using Multi-Camera Visual Simultaneous Localization and Mapping. - Ahmed Afifi; Chisato Takada; Yuichiro Yoshimura; Toshiya Nakaguchi (Sensors, 2021)

An Ensemble of Global and Local-Attention Based Convolutional Neural Networks for COVID-19 Diagnosis on Chest X-ray Images. - Ahmed Afifi; Noor E. Hafsa; Mona A. S. Ali; Abdulaziz Alhumam; Safa Alsalman (Symmetry, 2021)

IRDNU-Net: Inception residual dense nested u-net for brain tumor segmentation. - Nagwa M. Aboelenein; Songhao Piao; Ahmed Afifi (Multim. Tools Appl., 2022)

Wearable sensors based on artificial intelligence models for human activity recognition. - Mohammed Alarfaj; Azzam Al Madini; Ahmed Alsafran; Mohammed Farag; Slim Chtourou; Ahmed Afifi; Ayaz Ahmad; Osama Al Rubayyi; Ali Al Harbi; Mustafa Al Thunaian (Frontiers Artif. Intell., 2024)