Search Results for author: Elad Levi

Found 7 papers, 4 papers with code

Intent-based Prompt Calibration: Enhancing prompt optimization with synthetic boundary cases

1 code implementation5 Feb 2024 Elad Levi, Eli Brosh, Matan Friedmann

Recent studies have demonstrated the capabilities of LLMs to automatically conduct prompt engineering by employing a meta-prompt that incorporates the outcomes of the last trials and proposes an improved prompt.

Prompt Engineering

Stay on topic with Classifier-Free Guidance

no code implementations30 Jun 2023 Guillaume Sanchez, Honglu Fan, Alexander Spangher, Elad Levi, Pawan Sasanka Ammanamanchi, Stella Biderman

Classifier-Free Guidance (CFG) has recently emerged in text-to-image generation as a lightweight technique to encourage prompt-adherence in generations.

Code Generation Common Sense Reasoning +7

DLT: Conditioned layout generation with Joint Discrete-Continuous Diffusion Layout Transformer

1 code implementation ICCV 2023 Elad Levi, Eli Brosh, Mykola Mykhailych, Meir Perez

The ability to condition layout generation on a partial subset of component attributes is critical to real-world applications that involve user interaction.

Reducing Class Collapse in Metric Learning with Easy Positive Sampling

no code implementations28 Sep 2020 Elad Levi, Tete Xiao, Xiaolong Wang, Trevor Darrell

We theoretically prove and empirically show that under reasonable noise assumptions, prevalent embedding losses in metric learning, e. g., triplet loss, tend to project all samples of a class with various modes onto a single point in the embedding space, resulting in a class collapse that usually renders the space ill-sorted for classification or retrieval.

Image Retrieval Metric Learning +1

Rethinking preventing class-collapsing in metric learning with margin-based losses

no code implementations ICCV 2021 Elad Levi, Tete Xiao, Xiaolong Wang, Trevor Darrell

We theoretically prove and empirically show that under reasonable noise assumptions, margin-based losses tend to project all samples of a class with various modes onto a single point in the embedding space, resulting in a class collapse that usually renders the space ill-sorted for classification or retrieval.

Image Retrieval Metric Learning +1

Spatio-Temporal Action Graph Networks

1 code implementation4 Dec 2018 Roei Herzig, Elad Levi, Huijuan Xu, Hang Gao, Eli Brosh, Xiaolong Wang, Amir Globerson, Trevor Darrell

Events defined by the interaction of objects in a scene are often of critical importance; yet important events may have insufficient labeled examples to train a conventional deep model to generalize to future object appearance.

Activity Recognition Autonomous Driving +3

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