Search Results for author: Serban Stan

Found 7 papers, 4 papers with code

Online Continual Domain Adaptation for Semantic Image Segmentation Using Internal Representations

1 code implementation2 Jan 2024 Serban Stan, Mohammad Rostami

Semantic segmentation models trained on annotated data fail to generalize well when the input data distribution changes over extended time period, leading to requiring re-training to maintain performance.

Image Segmentation Segmentation +2

Preserving Fairness in AI under Domain Shift

no code implementations29 Jan 2023 Serban Stan, Mohammad Rostami

Our algorithm is based on updating the model such that the internal representation of data remains unbiased despite distributional shifts in the input space.

Fairness Unsupervised Domain Adaptation

Unsupervised Model Adaptation for Source-free Segmentation of Medical Images

no code implementations2 Nov 2022 Serban Stan, Mohammad Rostami

We rely on an approximation of the source latent features at adaptation time, and create a joint source/target embedding space by minimizing a distributional distance metric based on optimal transport.

Image Segmentation Medical Image Segmentation +3

Secure Domain Adaptation with Multiple Sources

1 code implementation23 Jun 2021 Serban Stan, Mohammad Rostami

Multi-source unsupervised domain adaptation (MUDA) is a framework to address the challenge of annotated data scarcity in a target domain via transferring knowledge from multiple annotated source domains.

Multi-Source Unsupervised Domain Adaptation Unsupervised Domain Adaptation

Domain Adaptation for the Segmentation of Confidential Medical Images

1 code implementation2 Jan 2021 Serban Stan, Mohammad Rostami

In this work, we develop an algorithm for UDA where the source domain data is inaccessible during target adaptation.

Image Segmentation Privacy Preserving +3

Unsupervised Model Adaptation for Continual Semantic Segmentation

1 code implementation26 Sep 2020 Serban Stan, Mohammad Rostami

We develop an algorithm for adapting a semantic segmentation model that is trained using a labeled source domain to generalize well in an unlabeled target domain.

Continual Semantic Segmentation Semantic Segmentation +1

Probabilistic Submodular Maximization in Sub-Linear Time

no code implementations ICML 2017 Serban Stan, Morteza Zadimoghaddam, Andreas Krause, Amin Karbasi

As a remedy, we introduce the problem of sublinear time probabilistic submodular maximization: Given training examples of functions (e. g., via user feature vectors), we seek to reduce the ground set so that optimizing new functions drawn from the same distribution will provide almost as much value when restricted to the reduced ground set as when using the full set.

Recommendation Systems

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