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US 8,275,167 B2Granted
Image processing apparatus and verification system
AssigneeFuji Xerox Co., Ltd.
InventorsShinji Tabata, Shinji Sasahara
Life of this patent
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Abstract
There is provided an image processing apparatus including: an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances; an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit; a computation unit that computes feature quantities of distribution of the detectable substances in the recording medium based on the image corresponding to the detectable substances extracted by the extraction unit; and a memory that stores the feature quantities computed by the computation unit.
Claims20
An image processing apparatus comprising:
- an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit;
- a computation unit that calculates a number of detectable substances in the recording medium overlapping each other when viewed from a direction perpendicular to a surface of the recording medium based on the image corresponding to the detectable substances extracted by the extraction unit;
- and
- a memory that stores the number of detectable substances calculated by the computation unit.
2 more elements
An image processing apparatus comprising:
- an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit;
- a computation unit that calculates a number of detectable substances in the recording medium overlapping each other when viewed from a direction perpendicular to a surface of the recording medium based on the image corresponding to the detectable substances extracted by the extraction unit;
- a verification unit that acquires the number of the detectable substances from an external device and verifies the acquired number of detectable substances against the number of detectable substances calculated by the computation unit;
- and
- an output unit that outputs information on the results of verification by the verification unit.
3 more elements
An image processing apparatus comprising:
- an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit;
- a computation unit that calculates a number of detectable substances in the recording medium overlapping each other when viewed from a direction perpendicular to a surface of the recording medium based on the image corresponding to the detectable substances extracted by the extraction unit;
- a memory that stores the number of detectable substances calculated by the computation unit;
- a verification unit that verifies the number of detectable substances stored in the memory for a first recording medium against the number of detectable substances computed by the computation unit for a second recording medium and outputs information on the results of verification;
- and
- an output unit that outputs information on the results of verification by the verification unit.
4 more elements
A verification system comprising:
- a first image information acquisition unit that acquires image information representing an image obtained by reading a first recording medium containing one or a plurality of detectable substances;
- a first extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the first image information acquisition unit;
- a first computation unit that calculates a number of detectable substances in the first recording medium overlapping each other when viewed from a direction perpendicular to a surface of the first recording medium based on the image corresponding to the detectable substances extracted by the first extraction unit;
- a memory that stores the number of detectable substances calculated by the first computation unit;
- a second image information acquisition unit that acquires image information representing an image obtained by reading a second recording medium containing one or a plurality of detectable substances;
- a second extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the second image information acquisition unit;
- a second computation unit that calculates a number of detectable substances in the second recording medium overlapping each other when viewed from a direction perpendicular to a surface of the second recording medium based on the image corresponding to the detectable substances extracted by the second extraction unit;
- and
- a verification unit that verifies the number of detectable substances calculated by the second computation unit for the second recording medium against the number of detectable substances stored in the memory for the first recording medium;
- an output unit that outputs information on the results of verification by the verification unit.
7 more elements
An image processing method comprising:
- acquiring image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- extracting an image corresponding to the detectable substances from the acquired image information;
- calculating a number of detectable substances in the recording medium overlapping each other when viewed from a direction perpendicular to a surface of the recording medium based on the image corresponding to the extracted detectable substances;
- and
- storing the calculated number of detectable substances,
- wherein the method is performed using a computer or a processor.
3 more elements
An image processing apparatus comprising:
- an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit;
- a computation unit that calculates a number of detectable substances extending in a direction with a predetermined angle range, the direction defined with respect to a predetermined direction on a surface of the recording medium, based on the image corresponding to the detectable substances extracted by the extraction unit;
- and
- a memory that stores the number of detectable substances computed by the computation unit.
2 more elements
An image processing apparatus comprising:
- an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit;
- a computation unit that calculates a number of detectable substances extending in a direction with a predetermined angle range, the direction defined with respect to a predetermined direction on a surface of the recording medium, based on the image corresponding to the detectable substances extracted by the extraction unit;
- a verification unit that acquires the number of detectable substances of distribution of the detectable substances from an external device and verifies the acquired number of detectable substances against the number of detectable substances computed by the computation unit;
- and
- an output unit that outputs information on the results of verification by the verification unit.
3 more elements
An image processing apparatus comprising:
- an image information acquisition unit that acquires image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- an extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the image information acquisition unit;
- a computation unit that calculates a number of detectable substances extending in a direction with a predetermined angle range, the direction defined with respect to a predetermined direction on a surface of the recording medium, based on the image corresponding to the detectable substances extracted by the extraction unit;
- a memory that stores the number of detectable substances computed by the computation unit;
- a verification unit that verifies the feature quantities stored in the memory for a first recording medium against the feature quantities computed by the computation unit for a second recording medium and outputs information on the results of verification;
- and
- an output unit that outputs information on the results of verification by the verification unit.
4 more elements
A verification system comprising:
- a first image information acquisition unit that acquires image information representing an image obtained by reading a first recording medium containing one or a plurality of detectable substances;
- a first extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the first image information acquisition unit;
- a first computation unit that calculates a number of detectable substances in the first recording medium extending in a direction with a predetermined angle range, the direction defined with respect to a predetermined direction on a surface of the first recording medium, on the image corresponding to the detectable substances extracted by the first extraction unit;
- a memory that stores the number of detectable substances computed by the first computation unit;
- a second image information acquisition unit that acquires image information representing an image obtained by reading a second recording medium containing one or a plurality of detectable substances;
- a second extraction unit that extracts an image corresponding to the detectable substances from the image information acquired by the second image information acquisition unit;
- a second computation unit that calculates a number of detectable substances in the second recording medium extending in a direction with a predetermined angle range, the direction defined with respect to a predetermined direction on a surface of the second recording medium, based on the image corresponding to the detectable substances extracted by the second extraction unit;
- and
- a verification unit that verifies the number of detectable substances computed by the second computation unit for the second recording medium against the number of detectable substances stored in the memory for the first recording medium;
- an output unit that outputs information on the results of verification by the verification unit.
7 more elements
An image processing method comprising:
- acquiring image information representing an image obtained by reading a recording medium containing one or a plurality of detectable substances;
- extracting an image corresponding to the detectable substances from the acquired image information;
- calculating a number of detectable substances extending in a direction with a predetermined angle range, the direction defined with respect to a predetermined direction on a surface of the recording medium, based on the image corresponding to the extracted detectable substances;
- and
- storing the calculated number of detectable substances,
- wherein the method is performed using a computer or a processor.
3 more elements
Dependencies are inferred from the claim text.