A Simulated Annealing Approach for the Freeze-Tag Problem. - Hamidreza Keshavarz; Alireza Bagheri; Kamran Layeghi; Seyed Iman Mahdavi (ReTIS, 2011)

An O(1)-approximation algorithm for the 2-dimensional geometric freeze-tag problem. - Ehsan Najafi Yazdi; Alireza Bagheri; Zahra Moezkarimi; Hamidreza Keshavarz (Inf. Process. Lett., 2015)

A new lexicon learning algorithm for sentiment analysis of big data. - Hamidreza Keshavarz; Mohammad Saniee Abadeh; Mehrdad Almasi 001 (SISY, 2017)

Accurate frequency-based lexicon generation for opinion mining. - Hamidreza Keshavarz; Mohammad Saniee Abadeh (J. Intell. Fuzzy Syst., 2017)

ALGA: Adaptive lexicon learning using genetic algorithm for sentiment analysis of microblogs. - Hamidreza Keshavarz; Mohammad Saniee Abadeh (Knowl. Based Syst., 2017)

Manifestation of virtual assistants and robots into daily life: vision and challenges. - Reza Rawassizadeh; Taylan K. Sen; Sunny Jung Kim; Christian Meurisch; Hamidreza Keshavarz; Max Mühlhäuser; Michael J. Pazzani (CCF Trans. Pervasive Comput. Interact., 2019)

Public vs Media Opinion on Robots. - Alireza Javaheri; Navid Moghadamnejad; Hamidreza Keshavarz; Ehsan Javaheri; Chelsea Dobbins; Elaheh Momeni; Reza Rawassizadeh (CoRR, 2019)

WHO: A New Evolutionary Algorithm Bio-Inspired by Wildebeests with a Case Study on Bank Customer Segmentation. - Mohammad Mahdi Motevali; Ali Mohammadi Shanghooshabad; Reza Zohouri Aram; Hamidreza Keshavarz (Int. J. Pattern Recognit. Artif. Intell., 2019)

Public vs media opinion on robots and their evolution over recent years. - Alireza Javaheri; Navid Moghadamnejad; Hamidreza Keshavarz; Ehsan Javaheri; Chelsea Dobbins; Elaheh Momeni-Ortner; Reza Rawassizadeh (CCF Trans. Pervasive Comput. Interact., 2020)

SEFR: A Fast Linear-Time Classifier for Ultra-Low Power Devices. - Hamidreza Keshavarz; Mohammad Saniee Abadeh; Reza Rawassizadeh (CoRR, 2020)

Aspect-based sentiment analysis using adaptive aspect-based lexicons. - Mohammad Erfan Mowlaei; Mohammad Saniee Abadeh; Hamidreza Keshavarz (Expert Syst. Appl., 2020)

Ghost Imputation: Accurately Reconstructing Missing Data of the Off Period. - Reza Rawassizadeh; Hamidreza Keshavarz; Michael J. Pazzani (IEEE Trans. Knowl. Data Eng., 2020)

MLATE: Machine learning for predicting cell behavior on cardiac tissue engineering scaffolds. - Saeed Rafieyan; Ebrahim Vasheghani-Farahani; Nafiseh Baheiraei; Hamidreza Keshavarz (Comput. Biol. Medicine, 2023)

MRI-based brain tumor detection using convolutional deep learning methods and chosen machine learning techniques. - Soheila Saeedi; Sorayya Rezayi; Hamidreza Keshavarz; Sharareh R. Niakan Kalhori (BMC Medical Informatics Decis. Mak., 2023)