Search Results for author: Eran Kaufman

Found 5 papers, 0 papers with code

Using Deepfake Technologies for Word Emphasis Detection

no code implementations12 May 2023 Eran Kaufman, Lee-Ad Gottlieb

In this work, we consider the task of automated emphasis detection for spoken language.

Face Swapping

Anomaly Detection for Fraud in Cryptocurrency Time Series

no code implementations23 Jul 2022 Eran Kaufman, Andrey Iaremenko

Since the inception of Bitcoin in 2009, the market of cryptocurrencies has grown beyond initial expectations as daily trades exceed $10 billion.

Anomaly Detection Time Series +1

Nested Barycentric Coordinate System as an Explicit Feature Map

no code implementations5 Feb 2020 Lee-Ad Gottlieb, Eran Kaufman, Aryeh Kontorovich, Gabriel Nivasch, Ofir Pele

We propose a new embedding method which is particularly well-suited for settings where the sample size greatly exceeds the ambient dimension.

Generalization Bounds

Apportioned Margin Approach for Cost Sensitive Large Margin Classifiers

no code implementations4 Feb 2020 Lee-Ad Gottlieb, Eran Kaufman, Aryeh Kontorovich

We consider the problem of cost sensitive multiclass classification, where we would like to increase the sensitivity of an important class at the expense of a less important one.

Generalization Bounds

Learning convex polyhedra with margin

no code implementations NeurIPS 2018 Lee-Ad Gottlieb, Eran Kaufman, Aryeh Kontorovich, Gabriel Nivasch

We present an improved algorithm for {\em quasi-properly} learning convex polyhedra in the realizable PAC setting from data with a margin.

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