User profiles for Safa Messaoud

Safa Messaoud

Scientist, Qatar Computing Research Institute (QCRI)
Verified email at hbku.edu.qa
Cited by 131

SAC: Energy-Based Reinforcement Learning with Stein Soft Actor Critic

S Messaoud, B Mokeddem, Z Xue, L Pang, B An… - arXiv preprint arXiv …, 2024 - arxiv.org
Learning expressive stochastic policies instead of deterministic ones has been proposed to
achieve better stability, sample complexity, and robustness. Notably, in Maximum Entropy …

Structural consistency and controllability for diverse colorization

S Messaoud, D Forsyth… - Proceedings of the …, 2018 - openaccess.thecvf.com
Colorizing a given gray-level image is an important task in the media and advertising industry.
Due to the ambiguity inherent to colorization (many shades are often plausible), recent …

DeepQAMVS: Query-aware hierarchical pointer networks for multi-video summarization

S Messaoud, I Lourentzou, A Boughoula… - Proceedings of the 44th …, 2021 - dl.acm.org
The recent growth of web video sharing platforms has increased the demand for systems
that can efficiently browse, retrieve and summarize video content. Query-aware multi-video …

Impact of adversarial training on robustness and generalizability of language models

E Altinisik, H Sajjad, HT Sencar, S Messaoud… - arXiv preprint arXiv …, 2022 - arxiv.org
Adversarial training is widely acknowledged as the most effective defense against
adversarial attacks. However, it is also well established that achieving both robustness and …

[PDF][PDF] Optimal architecture synthesis for aircraft electrical power systems

S Messaoud - Master's thesis, TU Munich--UC Berkeley, 2013 - researchgate.net
The fast development in power electronics and embedded processors has allowed an
increasing electrification of embedded systems during the last decade [5]. The vehicle industry …

A3T: accuracy aware adversarial training

E Altinisik, S Messaoud, HT Sencar, S Chawla - Machine Learning, 2023 - Springer
Adversarial training has been empirically shown to be more prone to overfitting than standard
training. The exact underlying reasons are still not fully understood. In this paper, we …

Exploiting the Layered Intrinsic Dimensionality of Deep Models for Practical Adversarial Training

E Altinisik, S Messaoud, HT Sencar, H Sajjad… - arXiv preprint arXiv …, 2024 - arxiv.org
Despite being a heavily researched topic, Adversarial Training (AT) is rarely, if ever, deployed
in practical AI systems for two primary reasons: (i) the gained robustness is frequently …

Toward more scalable structured models

S Messaoud - 2021 - ideals.illinois.edu
While deep learning has achieved huge success across different disciplines from computer
vision and natural language processing to computational biology and physical sciences, …

Accelerating genomic data parsing on field programmable gate arrays

S Messaoud, T Ogasawara - US Patent 10,522,241, 2019 - Google Patents
(57) ABSTRACT Methods and systems for accelerated input data conversion include partially
parsing an input data set to convert the data set from a first format to a second format in an …

[PDF][PDF] Validation study of a finite element model for reaction and diffusion using electro-chemical and mathematical methods

S Messaoud - Heinz-Nixdorf Lehstuhl für …, 2011 - safamessaoud.web.illinois.edu
Computational models are valuable tools for micro-metabolic studies on cellular specimens.
For example, they can be used for the approximation of absolute cell metabolic rates (given …