Search Results for author: Ali Khodabakhsh

Found 5 papers, 0 papers with code

Eliciting Truthful Reports with Partial Signals in Repeated Games

no code implementations9 Sep 2021 Yutong Wu, Ali Khodabakhsh, Bo Li, Evdokia Nikolova, Emmanouil Pountourakis

Namely, besides charging the player the reported value, the mechanism charges a penalty proportional to her inconsistent reports.

Unknown Presentation Attack Detection against Rational Attackers

no code implementations4 Oct 2020 Ali Khodabakhsh, Zahid Akhtar

Some of the challenges for existing solutions are the detection of unknown attacks, the ability to perform in adversarial settings, few-shot learning, and explainability.

Few-Shot Learning

Maximizing Non-Monotone DR-Submodular Functions with Cardinality Constraints

no code implementations29 Nov 2016 Ali Khodabakhsh, Evdokia Nikolova

We consider the problem of maximizing a non-monotone DR-submodular function subject to a cardinality constraint.

BIG-bench Machine Learning Combinatorial Optimization

Investigation of Synthetic Speech Detection Using Frame- and Segment-Specific Importance Weighting

no code implementations10 Oct 2016 Ali Khodabakhsh, Cenk Demiroglu

Thus, the type of distortions that were caused by the unknown systems were different and could not be captured better with the proposed SSD compared to the baseline SSD.

Speaker Verification Synthetic Speech Detection

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