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60 409 (0,296s)

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Detection of copy?move forgery using a method based on blur moment invariants

signify a common type of forgery called copy?move forgery. The method is based on blur moment invariants, which allows successful detection of copy?move forgery, even whenIn this work we propose a method to automa...

JD - Využití počítačů, robotika a její aplikace

  • 2007
  • Jx
Result

Digital Image Forgery Detection by Local Statistical Models

We propose an application of local statistical models in the form of a locally estimated Gaussian mixture to image forgery detection. The estimated mixture is used to compute the so called log-likelihood transformation of the origin...

IN - Informatika

  • 2010
  • D
Result

The role of material analysis in the detection of forgeries

When assessing the artwork's authenticity, we often encounter whether it is an original, an imitation or a forgery. An answer can be provided by scientific research. The contribution describes the analyses needed to discover a forgery

Chemical sciences

  • 2023
  • D
Result

Detection of Near-Duplicated Image Regions

The method is based on blur moment invariants, which allows successful detection of copy?move forgery, even when blur degradation, additional noise, or arbitrary contrast changes are present in the duplicated regions. These modifica...

IN - Informatika

  • 2007
  • D
Result

Analytical methods in the detection of artwork forgeries

The proposed contribution presents some interesting cases of artwork forgeries in the Czech Republic that where investigated in collaboration of the Institute of Criminalistics Prague and the National Gallery in Prague....

AL - Umění, architektura, kulturní dědictví

  • 2015
  • O
Result

Detection and Description of Geometrically Transformed Digital Images

Geometric transformations such as scaling or rotation are common tools employed by forgery creators. These procedures are typically based on a resampling into the image. In this paper, we show how to detect these properties. Our aim...

IN - Informatika

  • 2009
  • D
Result

A bibliography on blind methods for identifying image forgery

, an extensive list of blind methods for detecting image forgery is presented. By the wordVerifying the integrity of digital images and detecting the traces of tampering without using any protecting pre-extracted or pre-emb...

IN - Informatika

  • 2010
  • Jx
Result

Contemporary forgeries of the black coins produced under the Jagiellonian dynasty

Forgeries of the black coins produced under the Jagiellonian dynasty do not represent common contemporary forgeries, and they can be rarely found in hoards forgeries of the black coins of Vladislaus II Jagiellon and one

Materials engineering

  • 2016
  • Jost
Result

The Fragment of the “Gospel of Jesus’ Wife”: The End of the Story

The article deals with the fragment of the so called Gospel of Jesus' Wife, summarizes the new reasons leading to the conclusion that this text is a forgery, and briefly discusses the problem of detecting forgeries of ...

Theology

  • 2019
  • JSC
  • Link
Result

Blinds Methods for Detecting Image Fakery

In today?s digital age, it is possible to effortlessly create image forgeries without leaving any obvious traces of tampering. In this paper we bring a brief review of existing blind methods for detecting image fakery. Blind methods...

IN - Informatika

  • 2008
  • D
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