no code implementations • 10 Jan 2023 • Jonathan Gryak, Kayvan Najarian, Harm Derksen
Tensors in the form of multilinear arrays are ubiquitous in data science applications.
no code implementations • 17 Aug 2022 • Justin Zhang, Deborah Lee, Kylie Jungles, Diane Shaltis, Kayvan Najarian, Rajan Ravikumar, Georgiana Sanders, Jonathan Gryak
The results of this analysis suggest that ensemble learning has the potential to predict OFC outcomes and reveal relevant clinical factors for further study.
no code implementations • 9 Dec 2021 • Heming Yao, Harm Derksen, Jessica R. Golbus, Justin Zhang, Keith D. Aaronson, Jonathan Gryak, Kayvan Najarian
In addition to learning humanly understandable rules from the dataset, existing fuzzy domain knowledge can be easily transferred into the network and used to facilitate model training.
no code implementations • 3 Dec 2020 • Heming Yao, Ryan W. Stidham, Zijun Gao, Jonathan Gryak, Kayvan Najarian
In this study, we propose a camera localization system to estimate the relative location of the camera and classify the colon into anatomical segments.
no code implementations • 16 Jul 2020 • Karl Thurnhofer-Hemsi, Ezequiel López-Rubio, Miguel A. Molina-Cabello, Kayvan Najarian
Experimental results show that OKSVM performs better irrespective of the initial values of the RBF hyperparameter.
no code implementations • 31 Aug 2019 • Safiyeh Rezaei, Ali Emami, Hamidreza Zarrabi, Shima Rafiei, Kayvan Najarian, Nader Karimi, Shadrokh Samavi, S. M. Reza Soroushmehr
Histopathology images contain essential information for medical diagnosis and prognosis of cancerous disease.
no code implementations • 31 Aug 2019 • Zahra Sobhaninia, Shima Rafiei, Ali Emami, Nader Karimi, Kayvan Najarian, Shadrokh Samavi, S. M. Reza Soroushmehr
Ultrasound imaging is a standard examination during pregnancy that can be used for measuring specific biometric parameters towards prenatal diagnosis and estimating gestational age.
no code implementations • 17 Apr 2019 • Behzad Ghazanfari, Fatemeh Afghah, Kayvan Najarian, Sajad Mousavi, Jonathan Gryak, James Todd
In this paper, we propose a novel set of high-level features based on unsupervised feature learning technique in order to effectively capture the characteristics of different arrhythmia in electrocardiogram (ECG) signal and differentiate them from irregularity in signals due to different sources of signal disturbances.
1 code implementation • 16 Oct 2018 • Mahdi Ahmadi, Alireza Norouzi, S. M. Reza Soroushmehr, Nader Karimi, Kayvan Najarian, Shadrokh Samavi, Ali Emami
Due to the rapid growth of machine learning tools and specifically deep networks in various computer vision and image processing areas, application of Convolutional Neural Networks for watermarking have recently emerged.
no code implementations • 16 Sep 2018 • Mohsen Hajabdollahi, Reza Esfandiarpoor, Elyas Sabeti, Nader Karimi, Kayvan Najarian, S. M. Reza Soroushmehr, Shadrokh Samavi
In recent years portable medical imaging devices such as capsule endoscopy and digital dermatoscope have been introduced and made the diagnosis procedure easier and more efficient.
no code implementations • 23 Aug 2018 • Mohsen Hajabdollahi, Reza Esfandiarpoor, Pejman Khadivi, S. M. Reza Soroushmehr, Nader Karimi, Kayvan Najarian, Shadrokh Samavi
Both CNN and MLP structures are simplified to reduce the number of computational operations.
no code implementations • 23 Feb 2018 • Alireza Norouzi, Ali Emami, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
Deep neural networks have shown great achievements in solving complex problems.
no code implementations • 23 Feb 2018 • Mojtaba Akbari, Majid Mohrekesh, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
In the detection phase, we employ both HSV and RGB color space information for segmentation of specular reflections.
no code implementations • 21 Feb 2018 • Shima Rafiei, Nader Karimi, Behzad Mirmahboub, S. M. Reza Soroushmehr, Banafsheh Felfelian, Shadrokh Samavi, Kayvan Najarian
In this paper, we propose an adaptive 3D region growing with subject-specific conditions.
no code implementations • 21 Feb 2018 • Shima Rafiei, Ebrahim Nasr-Esfahani, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
The need for CT scan analysis is growing for pre-diagnosis and therapy of abdominal organs.
no code implementations • 21 Feb 2018 • Mina Nasr-Esfahani, Majid Mohrekesh, Mojtaba Akbari, S. M. Reza Soroushmehr, Ebrahim Nasr-Esfahani, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
In this paper we propose an automated method for segmenting the left ventricle in cardiac MR images.
no code implementations • 21 Feb 2018 • Hamidreza Zarrabi, Mohsen Hajabdollahi, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
In this study a reversible watermarking is investigated with focusing on increasing the embedding capacity and reducing the distortion in medical images.
no code implementations • 21 Feb 2018 • Mahdi Ahmadi, Ali Emami, Mohsen Hajabdollahi, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
By increasing the volume of telemedicine information, the need for medical image compression has become more important.
no code implementations • 21 Feb 2018 • Mohsen Hajabdollahi, Reza Esfandiarpoor, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
Wireless capsule endoscopy (WCE) is an effective means of diagnosis of gastrointestinal disorders.
no code implementations • 21 Feb 2018 • Atefe Rajaeefar, Ali Emami, S. M. Reza Soroushmehr, Nader Karimi, Shadrokh Samavi, Kayvan Najarian
Recent advances in capsule endoscopy systems have introduced new methods and capabilities.
no code implementations • 25 Jan 2018 • Alexandr A. Kalinin, Gerald A. Higgins, Narathip Reamaroon, S. M. Reza Soroushmehr, Ari Allyn-Feuer, Ivo D. Dinov, Kayvan Najarian, Brian D. Athey
This Perspective provides examples of current and future applications of deep learning in pharmacogenomics, including: (1) identification of novel regulatory variants located in noncoding domains and their function as applied to pharmacoepigenomics; (2) patient stratification from medical records; and (3) prediction of drugs, targets, and their interactions.
1 code implementation • 29 Dec 2017 • Ebrahim Nasr-Esfahani, Shima Rafiei, Mohammad H. Jafari, Nader Karimi, James S. Wrobel, S. M. Reza Soroushmehr, Shadrokh Samavi, Kayvan Najarian
One of the essential tasks in medical image analysis is segmentation and accurate detection of borders.
no code implementations • 8 Sep 2017 • Hamid R. Fazlali, Nader Karimi, S. M. Reza Soroushmehr, Shahram Shirani, Brahmajee. K. Nallamothu, Kevin R. Ward, Shadrokh Samavi, Kayvan Najarian
In this framework we use our catheter detection and tracking method which detects the catheter by finding its ridge in the first frame and traces in other frames by fitting a second order polynomial on it.
no code implementations • 6 Sep 2017 • Zohreh HosseinKhani, Mohsen Hajabdollahi, Nader Karimi, Reza Soroushmehr, Shahram Shirani, Kayvan Najarian, Shadrokh Samavi
In this paper a low complexity de-noising method is proposed that removes the noise by local analysis of the image blocks.
no code implementations • 3 Sep 2017 • Maryam Karimi, Najmeh Soltanian, Shadrokh Samavi, Nader Karimi, S. M. Reza Soroushmehr, Kayvan Najarian
Then, a stacked neural network model is proposed, which learns the extracted features and accurately evaluates the quality of stereo images.
no code implementations • 13 Nov 2016 • Ebrahim Nasr-Esfahani, Nader Karimi, S. M. Reza Soroushmehr, M. Hossein Jafari, M. Amin Khorsandi, Shadrokh Samavi, Kayvan Najarian
In this paper we introduce a system of hand gesture recognition based on a deep learning approach.
no code implementations • 8 Sep 2016 • Mohammad H. Jafari, Ebrahim Nasr-Esfahani, Nader Karimi, S. M. Reza Soroushmehr, Shadrokh Samavi, Kayvan Najarian
The input image is preprocessed and then its patches are fed to a convolutional neural network (CNN).
no code implementations • 5 Dec 2015 • Fatemeh Afghah, Abolfazl Razi, Kayvan Najarian
False alarm is one of the main concerns in intensive care units and can result in care disruption, sleep deprivation, and insensitivity of care-givers to alarms.