User profiles for Tsviel Ben Shabat

Tsviel Ben Shabat

Statistics M.Sc., Technion
Verified email at campus.technion.ac.il
Cited by 23

Empirical bayes approach to truth discovery problems

TB Shabat, R Meir, D Azriel - Uncertainty in Artificial …, 2022 - proceedings.mlr.press
When aggregating information from conflicting sources, one’s goal is to find the truth. Most
real-value truth discovery (TD) algorithms try to achieve this goal by estimating the …

Comparing COVID-19 and influenza presentation and trajectory

…, JA Sobel, R Almog, S Lugassy, T Ben Shabbat… - Frontiers in …, 2021 - frontiersin.org
Background: COVID-19 is a newly recognized illness with a predominantly respiratory
presentation. It is important to characterize the differences in disease presentation and trajectory …

Frustratingly easy truth discovery

R Meir, O Amir, O Ben-Porat, TB Shabat… - Proceedings of the …, 2023 - ojs.aaai.org
Truth discovery is a general name for a broad range of statistical methods aimed to extract
the correct answers to questions, based on multiple answers coming from noisy sources. For …

[PDF][PDF] At the dawn of winter: comparing covid-19 and influenza presentation and trajectory

…, JA Sobel, R Almog, S Lugassy, TB Shabbat… - medRxiv, 2020 - researchgate.net
Background: COVID-19 is a newly recognized illness with a predominantly respiratory
presentation. As winter approaches in the northern hemisphere, it is important to characterize the …

[PDF][PDF] Frustratingly Easy Truth Discovery for Rank Aggregation1

R Meir, O Amir, O Ben-Porat, T Ben-Shabat… - archive.illc.uva.nl
Truth discovery is a general name for a broad range of statistical methods aimed to extract
the correct answers to questions, based on multiple answers coming from noisy sources. For …

Empirical Bayes approach to Truth Discovery problems

T Ben Shabat, R Meir, D Azriel - arXiv e-prints, 2022 - ui.adsabs.harvard.edu
When aggregating information from conflicting sources, one's goal is to find the truth. Most
real-value\emph {truth discovery}(TD) algorithms try to achieve this goal by estimating the …

Descriptive characteristics of continuous oximetry measurement in moderate to severe covid-19 patients

JA Sobel, J Levy, R Almog, A Reiner-Benaim… - Scientific Reports, 2023 - nature.com
Non-invasive oxygen saturation (SpO2) is a central vital sign used to shape the management
of COVID-19 patients. Yet, there have been no report quantitatively describing SpO2 …

Measuring annotator agreement generally across complex structured, multi-object, and free-text annotation tasks

A Braylan, O Alonso, M Lease - … of the ACM Web Conference 2022, 2022 - dl.acm.org
When annotators label data, a key metric for quality assurance is inter-annotator agreement
(IAA): the extent to which annotators agree on their labels. Though many IAA measures exist …

Stability of Weighted Majority Voting under Estimated Weights

S Bai, D Wang, T Muller, P Cheng, J Chen - arXiv preprint arXiv …, 2022 - arxiv.org
Weighted Majority Voting (WMV) is a well-known optimal decision rule for collective
decision making, given the probability of sources to provide accurate information (trustworthiness). …

Aggregating complex annotations via merging and matching

A Braylan, M Lease - Proceedings of the 27th ACM SIGKDD Conference …, 2021 - dl.acm.org
Human annotations are critical for training and evaluating supervised learning models, yet
annotators often disagree with one another, especially as annotation tasks increase in …