activity
20162024
most citedInterrogateLLM: Zero-Resource Hallucination Detection in LLM-Generated Answers

2 citations · 2 across the 7 of their papers we have counts for

collaborators

8 papers

cs.LG2024

BEE: Metric-Adapted Explanations via Baseline Exploration-Exploitation

Oren Barkan, Yehonatan Elisha, Jonathan Weill +1

Two prominent challenges in explainability research involve 1) the nuanced evaluation of explanations and 2) the modeling of missing information through baseline representations. T…

cs.CL2024★ 2 cited

InterrogateLLM: Zero-Resource Hallucination Detection in LLM-Generated Answers

Yakir Yehuda, Itzik Malkiel, Oren Barkan +3

Despite the many advances of Large Language Models (LLMs) and their unprecedented rapid evolution, their impact and integration into every facet of our daily lives is limited due t…

cs.CV2023

Deep Integrated Explanations

Oren Barkan, Yehonatan Elisha, Jonathan Weill +3

This paper presents Deep Integrated Explanations (DIX) - a universal method for explaining vision models. DIX generates explanation maps by integrating information from the interme…

cs.CV2023

Efficient Discovery and Effective Evaluation of Visual Perceptual Similarity: A Benchmark and Beyond

Oren Barkan, Tal Reiss, Jonathan Weill +4

Visual similarities discovery (VSD) is an important task with broad e-commerce applications. Given an image of a certain object, the goal of VSD is to retrieve images of different…

cs.LG2023

Representation Learning via Variational Bayesian Networks

Oren Barkan, Avi Caciularu, Idan Rejwan +4

We present Variational Bayesian Network (VBN) - a novel Bayesian entity representation learning model that utilizes hierarchical and relational side information and is particularly…

cs.CL2022

Interpreting BERT-based Text Similarity via Activation and Saliency Maps

Itzik Malkiel, Dvir Ginzburg, Oren Barkan +3

Recently, there has been growing interest in the ability of Transformer-based models to produce meaningful embeddings of text with several applications, such as text similarity. De…

cs.IR2021

Cold Item Integration in Deep Hybrid Recommenders via Tunable Stochastic Gates

Oren Barkan, Roy Hirsch, Ori Katz +3

A major challenge in collaborative filtering methods is how to produce recommendations for cold items (items with no ratings), or integrate cold item into an existing catalog. Over…

cs.LG2016

Gaussian Process Regression for Out-of-Sample Extension

Oren Barkan, Jonathan Weill, Amir Averbuch

Manifold learning methods are useful for high dimensional data analysis. Many of the existing methods produce a low dimensional representation that attempts to describe the intrins…