no code implementations • 1 Apr 2024 • Amir Faghihi, Mohammadreza Fathollahi, Roozbeh Rajabi
The proposed model increased classification accuracy by 3% (from 94. 2% to 98. 18%) in comparison with other methods.
1 code implementation • 21 Mar 2024 • Ali Ezati, Mohammadreza Dezyani, Rajib Rana, Roozbeh Rajabi, Ahmad Ayatollahi
On the other hand, the PWFS block employs a feature selection mechanism that discards less meaningful features prior to the fusion process.
Facial Expression Recognition Facial Expression Recognition (FER) +1
no code implementations • 8 Jun 2023 • Mohammad Irani Azad, Roozbeh Rajabi, Abouzar Estebsari
Various methods, including machine learning and deep learning, have been used to implement and improve NILM algorithms.
no code implementations • 8 Jun 2023 • Mohammad Irani Azad, Roozbeh Rajabi, Abouzar Estebsari
This paper presents a novel Sequence-to-Sequence (Seq2Seq) model based on a transformer-based attention mechanism and temporal pooling for Non-Intrusive Load Monitoring (NILM) of smart buildings.
no code implementations • 28 Jul 2022 • Nafise Rezaei, Roozbeh Rajabi, Abouzar Estebsari
The participation of consumers and producers in demand response programs has increased in smart grids, which reduces investment and operation costs of power systems.
no code implementations • 10 Apr 2022 • Seyed Hossein Mosavi Azarang, Roozbeh Rajabi, Hadi Zayyani, Amin Zehtabian
Spectral unmixing is then used as a technique to extract the spectral characteristics of the different materials within the mixed pixels and to recover the spectrum of each pure spectral signature, called endmember.
no code implementations • 18 Jan 2022 • Mojtaba Shahidi Zandi, Roozbeh Rajabi
Also, the Faster R-CNN network trained and tested on the developed dataset and achieved 98. 97% recall, 99. 9% precision, and 98. 8% accuracy.
no code implementations • 26 Sep 2021 • Elahe Khoshbakhti Vaygan, Roozbeh Rajabi, Abouzar Estebsari
In this paper, we review some of the existing Deep Learning-based methods and present our solution using Time Pooling Deep Recurrent Neural Network.
no code implementations • 3 Jul 2021 • Fatemeh Mahdavi, Roozbeh Rajabi
In this study, the drone was detected using three methods of classification of convolutional neural network (CNN), support vector machine (SVM), and nearest neighbor.
no code implementations • 16 May 2019 • Sara Khoshsokhan, Roozbeh Rajabi, Hadi Zayyani
In this paper, the new algorithm based on clustered multitask network is proposed to solve spectral unmixing problem in hyperspectral imagery.
no code implementations • 20 Feb 2019 • Sara Khoshsokhan, Roozbeh Rajabi, Hadi Zayyani
Each pixel in the hyperspectral images is considered as a node in this network.
no code implementations • 27 Dec 2018 • Sara Khoshsokhan, Roozbeh Rajabi, Hadi Zayyani
In this paper, at first hyperspectral images are clustered by fuzzy c- means method, and then a new algorithm based on sparsity constrained distributed optimization is used for spectral unmixing.
no code implementations • 3 Nov 2017 • Sara Khoshsokhan, Roozbeh Rajabi, Hadi Zayyani
Simulation results based on defined performance metrics, illustrate advantage of the proposed algorithm in spectral unmixing of hyperspectral data compared with other methods.
no code implementations • 4 Jun 2015 • Roozbeh Rajabi, Hassan Ghassemian
Sparseness constraint on both spectral signatures and abundance fractions matrices are used in this paper.
no code implementations • 3 Nov 2014 • Roozbeh Rajabi, Hassan Ghassemian
The presence percentages of endmembers in mixed pixels are called abundance fractions.
1 code implementation • 12 Aug 2014 • Roozbeh Rajabi, Hassan Ghassemian
In this letter we proposed using multilayer NMF (MLNMF) for the purpose of hyperspectral unmixing.
no code implementations • 22 Oct 2013 • Roozbeh Rajabi, Hassan Ghassemian
On the other hand panchromatic image has a better spatial resolution.
no code implementations • 29 Jun 2013 • Roozbeh Rajabi, Hassan Ghassemian
In this paper we have used graph regularized (GNMF) method with sparseness constraint to unmix hyperspectral data.