Search Results for author: Ali Hamdi

Found 10 papers, 2 papers with code

ASEM: Enhancing Empathy in Chatbot through Attention-based Sentiment and Emotion Modeling

1 code implementation25 Feb 2024 Omama Hamad, Ali Hamdi, Khaled Shaban

Effective feature representations play a critical role in enhancing the performance of text generation models that rely on deep neural networks.

Chatbot Emotion Recognition +3

GCCN: Global Context Convolutional Network

no code implementations22 Oct 2021 Ali Hamdi, Flora Salim, Du Yong Kim

These global contextual features are defined as local maxima pixels with high visual sharpness in each patch.

Few-Shot Image Classification Few-Shot Learning

Signature-Graph Networks

no code implementations22 Oct 2021 Ali Hamdi, Flora Salim, Du Yong Kim, Xiaojun Chang

SGN constructs unique undirected graphs for each image based on the CNN feature maps.

Image Classification Representation Learning

Spatiotemporal Data Mining: A Survey on Challenges and Open Problems

no code implementations31 Mar 2021 Ali Hamdi, Khaled Shaban, Abdelkarim Erradi, Amr Mohamed, Shakila Khan Rumi, Flora Salim

Specifically, we investigate the challenging issues in regards to spatiotemporal relationships, interdisciplinarity, discretisation, and data characteristics.

Clustering Epidemiology +1

Drone-as-a-Service Composition Under Uncertainty

no code implementations11 Mar 2021 Ali Hamdi, Flora D. Salim, Du Yong Kim, Azadeh Ghari Neiat, Athman Bouguettaya

Specifically, we propose a service model of DaaS based on the dynamic spatiotemporal features of drones and their in-flight contexts.

Scheduling Service Composition

flexgrid2vec: Learning Efficient Visual Representations Vectors

no code implementations30 Jul 2020 Ali Hamdi, Du Yong Kim, Flora D. Salim

We compare the performance of flexgrid2vec with a set of state-of-the-art visual representation learning models on binary and multi-class image classification tasks.

Image Classification Representation Learning +1

DroTrack: High-speed Drone-based Object Tracking Under Uncertainty

1 code implementation2 May 2020 Ali Hamdi, Flora Salim, Du Yong Kim

The combination of the FCM segmentation and the angular scaling increased DroTrack precision by up to $9\%$ and decreased the centre location error by $162$ pixels on average.

drone-based object tracking Object +4

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