Search Results for author: Roberto Togneri

Found 25 papers, 5 papers with code

Automated Sex Classification of Children's Voices and Changes in Differentiating Factors with Age

no code implementations27 Sep 2022 Fuling Chen, Roberto Togneri, Murray Maybery, Diana Weiting Tan

For younger age groups, a broad range of acoustic factors contributed evenly to sex classification, while for older age groups, F0-related acoustic factors were found to be the most critical predictors generally.

Classification

Spatio-Temporal Graph Representation Learning for Fraudster Group Detection

no code implementations7 Jan 2022 Saeedreza Shehnepoor, Roberto Togneri, Wei Liu, Mohammed Bennamoun

Then we use an RNN on the spatial relations to predict the spatio-temporal relations of reviewers in the group.

Graph Representation Learning

Social Fraud Detection Review: Methods, Challenges and Analysis

no code implementations10 Nov 2021 Saeedreza Shehnepoor, Roberto Togneri, Wei Liu, Mohammed Bennamoun

Many studies proposed approaches based on user behaviors and review text to address the challenges of fraud detection.

Decision Making Fraud Detection

q-RBFNN:A Quantum Calculus-based RBF Neural Network

1 code implementation2 Jun 2021 Syed Saiq Hussain, Muhammad Usman, Taha Hasan Masood Siddique, Imran Naseem, Roberto Togneri, Mohammed Bennamoun

In this research a novel stochastic gradient descent based learning approach for the radial basis function neural networks (RBFNN) is proposed.

Multi-Kernel Fusion for RBF Neural Networks

1 code implementation6 Jul 2020 Syed Muhammad Atif, Shujaat Khan, Imran Naseem, Roberto Togneri, Mohammed Bennamoun

A simple yet effective architectural design of radial basis function neural networks (RBFNN) makes them amongst the most popular conventional neural networks.

DFraud3- Multi-Component Fraud Detection freeof Cold-start

no code implementations10 Jun 2020 Saeedreza Shehnepoor, Roberto Togneri, Wei Liu, Mohammed Bennamoun

In this research, instead of focusing only on one component, detecting either fraud reviews or fraud users (fraudsters), vector representations are learnt for each component, enabling multi-component classification.

Component Classification Fraud Detection +1

A Novel Adaptive Kernel for the RBF Neural Networks

no code implementations9 May 2019 Shujaat Khan, Imran Naseem, Roberto Togneri, Mohammed Bennamoun

In this paper, we propose a novel adaptive kernel for the radial basis function (RBF) neural networks.

General Classification

RAFP-Pred: Robust Prediction of Antifreeze Proteins using Localized Analysis of n-Peptide Compositions

no code implementations25 Sep 2018 Shujaat Khan, Imran Naseem, Roberto Togneri, Mohammed Bennamoun

In extreme cold weather, living organisms produce Antifreeze Proteins (AFPs) to counter the otherwise lethal intracellular formation of ice.

Specificity

DataDeps.jl: Repeatable Data Setup for Replicable Data Science

2 code implementations3 Aug 2018 Lyndon White, Roberto Togneri, Wei Liu, Mohammed Bennamoun

We present DataDeps. jl: a julia package for the reproducible handling of static datasets to enhance the repeatability of scripts used in the data and computational sciences.

Software Engineering

NovelPerspective: Identifying Point of View Characters

1 code implementation ACL 2018 Lyndon White, Roberto Togneri, Wei Liu, Mohammed Bennamoun

Our tool detects the main character that each section is from the POV of, and allows the user to generate a new ebook with only those sections.

Named Entity Recognition (NER)

Learning deep structured network for weakly supervised change detection

no code implementations7 Jun 2016 Salman H. Khan, Xuming He, Fatih Porikli, Mohammed Bennamoun, Ferdous Sohel, Roberto Togneri

We apply a constrained mean-field algorithm to estimate the pixel-level labels, and use the estimated labels to update the parameters of the CNN in an iterative EM framework.

Change Detection

Separating Objects and Clutter in Indoor Scenes

no code implementations CVPR 2015 Salman H. Khan, Xuming He, Mohammed Bennamoun, Ferdous Sohel, Roberto Togneri

Objects' spatial layout estimation and clutter identification are two important tasks to understand indoor scenes.

Automatic Feature Learning for Robust Shadow Detection

no code implementations CVPR 2014 Salman Hameed Khan, Mohammed Bennamoun, Ferdous Sohel, Roberto Togneri

We present a practical framework to automatically detect shadows in real world scenes from a single photograph.

Shadow Detection

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