Search Results for author: Mehdi Ghatee

Found 12 papers, 5 papers with code

Checkovid: A COVID-19 misinformation detection system on Twitter using network and content mining perspectives

no code implementations20 Jul 2021 Sajad Dadgar, Mehdi Ghatee

The evaluation results on the network-based process show the best results for the artificial neural network model with an F1 score of 88. 68%.

Ensemble Learning Fact Checking +4

Low-rank Dictionary Learning for Unsupervised Feature Selection

1 code implementation21 Jun 2021 Mohsen Ghassemi Parsa, Hadi Zare, Mehdi Ghatee

Due to the hardship of labeling on these datasets, there are a variety of approaches on feature selection process in an unsupervised setting by considering some important characteristics of data.

Dictionary Learning Feature Correlation +1

Adaptive Low-Rank Regularization with Damping Sequences to Restrict Lazy Weights in Deep Networks

no code implementations17 Jun 2021 Mohammad Mahdi Bejani, Mehdi Ghatee

The experimental results show that ALR regularizes the deep networks well with high training speed and low resource usage.

Similarity Preserving Unsupervised Feature Selection based on Sparse Learning

1 code implementation 10th International Symposium on Telecommunications (IST) 2020 Hadi Zare, Mohsen Ghassemi Parsa, Mehdi Ghatee, Sasan H. Alizadeh

Various feature selection methods have been recently proposed on different applications to reduce the computational burden of machine learning algorithms as well as the complexity of learned models.

feature selection Sparse Learning

Diverse and Styled Image Captioning Using SVD-Based Mixture of Recurrent Experts

1 code implementation7 Jul 2020 Marzieh Heidari, Mehdi Ghatee, Ahmad Nickabadi, Arash Pourhasan Nezhad

We show that the proposed captioning model can generate a diverse and stylized image captions without the necessity of extra-labeling.

Image Captioning Sentence

Adaptive Low-Rank Factorization to regularize shallow and deep neural networks

no code implementations5 May 2020 Mohammad Mahdi Bejani, Mehdi Ghatee

However, this scheme similar to [1] probably decreases the training accuracy when it tries to decrease the number of operations.

Tensor Decomposition

Unsupervised Feature Selection based on Adaptive Similarity Learning and Subspace Clustering

1 code implementation10 Dec 2019 Mohsen Ghassemi Parsa, Hadi Zare, Mehdi Ghatee

Feature selection methods have an important role on the readability of data and the reduction of complexity of learning algorithms.

Clustering feature selection +1

Regularized Deep Networks in Intelligent Transportation Systems: A Taxonomy and a Case Study

no code implementations8 Nov 2019 Mohammad Mahdi Bejani, Mehdi Ghatee

Both of these paradigms are utilized in the recent intelligent transportation systems (ITS) to support decision-making by the aid of different operations such as frequent patterns mining, regression, clustering, and classification.

Clustering Decision Making +1

Modified SMOTE Using Mutual Information and Different Sorts of Entropies

no code implementations29 Mar 2018 Sima Sharifirad, Azra Nazari, Mehdi Ghatee

These four pre-processing methods are combined with 1NN and J48 classifiers and their performance are compared with the previous methods on 11 imbalanced datasets from KEEL repository.

Attribute

A real-time warning system for rear-end collision based on random forest classifier

no code implementations29 Mar 2018 Fateme Teimouri, Mehdi Ghatee

Rear-end collision warning system has a great role to enhance the driving safety.

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