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Ewa Kijak

7 accepted papers

2025

Adapting Without Seeing: Text-Aided Domain Adaptation for Adapting CLIP-like Models to Novel Domains

ICASSP 2025accepted

This paper addresses the challenge of adapting large vision models, such as CLIP, to domain shifts in image classification tasks. While these models, pre-trained on vast datasets like LAION 2B, offer powerful visual representations, they may struggle when applied to domains significantly different f…

Cited by 0SourceScholar
2023

Embedding Space Interpolation Beyond Mini-Batch, Beyond Pairs and Beyond Examples

NeurIPS 2023poster

Mixup refers to interpolation-based data augmentation, originally motivated as a way to go beyond empirical risk minimization (ERM). Its extensions mostly focus on the definition of interpolation and the space (input or feature) where it takes place, while the augmentation process itself is less stu…

Cited by 6SourcePDFScholar
2022

AlignMixup: Improving Representations by Interpolating Aligned Features

CVPR 2022poster

Mixup is a powerful data augmentation method that interpolates between two or more examples in the input or feature space and between the corresponding target labels. However, how to best interpolate images is not well defined. Recent mixup methods overlay or cut-and-paste two or more objects into o…

Cited by 95PDFcodeScholar
2022

Generative Cooperative Networks for Natural Language Generation

ICML 2022spotlight

Generative Adversarial Networks (GANs) have known a tremendous success for many continuous generation tasks, especially in the field of image generation. However, for discrete outputs such as language, optimizing GANs remains an open problem with many instabilities, as no gradient can be properly ba…

Cited by 23SourcePDFScholar
2022

It Takes Two to Tango: Mixup for Deep Metric Learning

ICLR 2022poster

Metric learning involves learning a discriminative representation such that embeddings of similar classes are encouraged to be close, while embeddings of dissimilar classes are pushed far apart. State-of-the-art methods focus mostly on sophisticated loss functions or mining strategies. On the one ha…

2022

PPL-MCTS: Constrained Textual Generation Through Discriminator-Guided MCTS Decoding

NAACL 2022long

Large language models (LM) based on Transformers allow to generate plausible long texts. In this paper, we explore how this generation can be further controlled at decoding time to satisfy certain constraints (e.g. being non-toxic, conveying certain emotions, using a specific writing style, etc.) wi…