GENERATION PROGRAM, GENERATION METHOD, GENERATION DEVICE, AND PIRATE DETECTION PROGRAM

Title:

GENERATION PROGRAM, GENERATION METHOD, GENERATION DEVICE, AND PIRATE DETECTION PROGRAM

Document Type and Number:

Japanese Patent JP2019045895

Kind Code:

A

Abstract:

To reduce the amount of matrix data for detection.SOLUTION: A generation program causes a computer to perform processing for: converting a target document into a numerical matrix; generating a transformation matrix by performing a discrete Fourier transform with the numerical matrix; and generating a matrix for detection used for pirate detection, by masking an upper column of the transformation matrix with 0.SELECTED DRAWING: Figure 11

Inventors:

BABA KENSUKE

Application Number:

JP2017164553A

Publication Date:

March 22, 2019

Filing Date:

August 29, 2017

Export Citation:

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Assignee:

FUJITSU LTD

International Classes:

G06F16/00; G06F16/30

Attorney, Agent or Firm:

Tadashige Ito
Tadahiko Ito

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