Individual identification apparatus for selectively recording a reference pattern based on a correlation with comparative patterns

An individual identification apparatus for determining whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• reference candidate reception means for receiving a predetermined pattern representative of a specific individual as a reference pattern candidate;
• comparative pattern storage means for storing at least one corresponding comparative pattern representative of at least one individual other than the specific individual as a comparative pattern;
• first correlation calculating means for calculating a correlation between the reference pattern candidate and the comparative pattern through performing a Fourier transform on the reference pattern candidate and the comparative pattern, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to obtain a correlation, thereby determining, based on the correlation, whether or not to record the reference pattern candidate as a reference pattern;
• reference storage means for storing the reference pattern candidate as a reference pattern when the first correlation calculating means determines to record the reference pattern candidate and for refusing to store the reference pattern candidate as the reference pattern and performing a reference storage control operation when the first correlation calculating means determines not to record the reference pattern candidate;
• target reception means for receiving, as a target pattern, a corresponding pattern representative of an arbitrary individual desired to be identified as the specific individual;
• and
• second correlation calculating means for calculating a correlation between the target pattern and the reference pattern through performing a Fourier transform on the target pattern and the reference pattern, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to obtain a correlation, thereby judging, based on the calculated correlation, whether or not the arbitrary person is the specific individual.

An individual identification apparatus for judging whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• correlation calculation means capable of calculating a correlation between two patterns through performing a Fourier transform on two patterns, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to thereby obtain a correlation;
• reference candidate reception means for receiving a predetermined pattern of a specific individual as a reference pattern candidate;
• reference storage judging means for controlling the correlation calculating means to calculate a correlation between the reference pattern candidate and a comparative pattern, thereby determining whether or not to record the reference pattern candidate, the comparative pattern including a corresponding pattern of an individual other than the specific individual;
• reference storage means for recording the reference pattern candidate as a reference pattern when the reference storage judging means determines to record the reference pattern candidate and for refusing to record the reference pattern candidate as the reference pattern when the reference storage judging means determines not to record the reference pattern candidate;
• target reception means for receiving a target pattern of an arbitrary individual desired to be identified as the specific individual;
• and
• identification judging means for controlling the correlation calculating means to calculate a correlation between the target pattern and the reference pattern, thereby judging whether or not the arbitrary person is the specific individual.

A method of judging whether or not an arbitrary individual is a specific individual, the method comprising the steps of:

• receiving a predetermined pattern of a specific individual as a reference pattern candidate;
• calculating a correlation between the reference pattern candidate and a comparative pattern, thereby determining whether or not to record the reference pattern candidate, the comparative pattern including a corresponding pattern of an individual other than the specific individual;
• recording the reference pattern candidate as a reference pattern when it is determined to record the reference pattern candidate;
• performing, when it is determined not to record the reference pattern candidate, a storage control process without recording the reference pattern candidate as the reference pattern;
• receiving a target pattern of an arbitrary individual desired to be identified as the specific individual;
• and
• calculating a correlation between the target pattern and the reference pattern, thereby judging whether or not the arbitrary person is the specific individual;
• wherein the storage control performing step comprises:
• failing to record the reference pattern candidate as the reference pattern;
• receiving another pattern of the specific individual as another reference pattern candidate;
• and
• calculating a correlation between the other reference pattern candidate and the comparative pattern, thereby judging whether or not to record the other reference pattern candidate as the reference pattern based on the calculated correlation.

A method of judging whether or not an arbitrary individual is a specific individual, the method comprising:

• receiving a predetermined pattern of a specific individual as a reference pattern candidate;
• calculating a correlation between the reference pattern candidate and a comparative pattern, thereby determining whether or not to record the reference pattern candidate, the comparative pattern including a corresponding pattern of an individual other than the specific individual;
• recording the reference pattern candidate as a reference pattern when it is determined to record the reference pattern candidate;
• performing, when it is determined not to record the reference pattern candidate, a storage control process without recording the reference pattern candidate as the reference pattern;
• receiving a target pattern of an arbitrary individual desired to be identified as the specific individual;
• and
• calculating a correlation between the target pattern and the reference pattern, thereby judging whether or not the arbitrary person is the specific individual;
• wherein the storage control performing step comprises:
• failing to record the reference pattern candidate as the reference pattern;
• modifying the reference pattern candidate;
• and
• recording the modified reference pattern candidate as the reference pattern.

An individual identification apparatus for judging whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• reference image pick up means for picking up a reference pattern candidate representative of a specific individual, which is desired to be newly recorded as a reference pattern;
• reference pattern storage judging means for calculating a correlation between the reference pattern candidate and at least one comparative pattern representative of another person, thereby judging whether or not to record the reference pattern candidate as the reference pattern based on the calculated correlation;
• reference pattern storage means for recording the reference pattern candidate as the reference pattern when the reference pattern storage judging means determines to record the reference pattern candidate and for refusing to record the reference pattern candidate when the reference pattern storage judging means determines not to record the reference pattern candidate;
• arbitrary image pick up means for picking up a target pattern representative of an arbitrary individual;
• comparing means for comparing the target pattern with the reference pattern of the specific individual, thereby judging whether or not the arbitrary individual is the specific individual;
• wherein the reference pattern storage means comprises:
• recording means for recording the reference pattern candidate as the reference pattern when the reference pattern storage judging means determines to record the reference pattern candidate;
• and
• recording refusing means for refusing to record the reference pattern candidate when the reference pattern storage judging means determines not to record the reference pattern candidate, the recording refusing means including control means for performing storage control operation onto the reference pattern candidate;
• wherein the control means includes modification control means for modifying the reference pattern candidate and for recording the modified reference pattern candidate as the reference pattern.

An individual identification apparatus for judging whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• an image pick up portion for picking up a reference pattern candidate representing a specific individual, which is desired to be newly recorded as a reference pattern, and picking up a target pattern representing an arbitrary individual;
• and
• a control portion, comprising:
• reference pattern storage judging means for calculating a correlation between the reference pattern candidate representative of the specific individual and at least one comparative pattern representative of another person, thereby judging whether or not to record the reference pattern candidate as the reference pattern based on the calculated correlation;
• reference pattern storage means for recording the reference pattern candidate as the reference pattern when the reference pattern storage judging means determines to record the reference pattern candidate and for refusing to record the reference pattern candidate when the reference pattern storage judging means determines not to record the reference pattern candidate;
• and
• comparing means for comparing the target pattern representative of the arbitrary individual with the reference pattern of the specific individual, thereby judging whether or not the arbitrary individual is the specific individual;
• wherein said reference pattern storage means comprises:
• recording means for recording the reference pattern candidate as the reference pattern when the reference pattern storage judging means determines to record the reference pattern candidate;
• and
• recording refusing means for refusing to record the reference pattern candidate when the reference pattern storage judging means determines not to record the reference pattern candidate, the recording refusing means including control means for performing storage control operation onto the reference pattern candidate;
• wherein the control means includes retrial control means for controlling the image pick up portion to pick up another reference pattern candidate representing the specific individual and for controlling the reference pattern storage judging means to calculate a correlation between the presently-picked up reference pattern candidate and the at least one comparative pattern thereby judging whether or not to record the presently-picked up reference pattern candidate as the reference pattern based on the calculated correlation.

An individual identification apparatus for judging whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• an image pick up portion for picking up a reference pattern candidate representing a specific individual, which is desired to be newly recorded as a reference pattern, and picking tip a target pattern representing an arbitrary individual;
• and
• a control portion, comprising:
• reference pattern storage judging means for calculating a correlation between the reference pattern candidate representative of the specific individual and at least one comparative pattern representative of another person, thereby judging whether or not to record the reference pattern candidate as the reference pattern based on the calculated correlation;
• reference pattern storage means for recording the reference pattern candidate as the reference pattern when the reference pattern storage judging means determines to record the reference pattern candidate and for refusing to record the reference pattern candidate when the reference pattern storage judging means determines not to record the reference pattern candidate;
• and
• comparing means for comparing the target pattern representative of the arbitrary individual with the reference pattern of the specific individual, thereby judging whether or not the arbitrary individual is the specific individual;
• wherein said reference pattern storage means comprises:
• recording means for recording the reference pattern candidate as the reference pattern when the reference pattern storage judging means determines to record the reference pattern candidate;
• and
• recording refusing means for refusing to record the reference pattern candidate when the reference pattern storage judging means determines not to record the reference pattern candidate, the recording refusing means including control means for performing storage control operation onto the reference pattern candidate;
• wherein the control means includes modification control means for modifying the reference pattern candidate and for recording the modified reference pattern candidate as the reference pattern.

An individual identification apparatus for determining whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• a reception portion for receiving, as a reference pattern candidate, a predetermined pattern representative of a specific individual, and receiving, as a target pattern, a corresponding pattern representative of an arbitrary individual desired to be identified as the specific individual;
• a comparative pattern storage portion storing at least one corresponding comparative pattern representative of at least one individual other than the specific individual as a comparative pattern;
• and
• a control portion comprising:
• correlation calculating means for calculating a correlation between two patterns through performing a Fourier transform on the two patterns, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to obtain a correlation;
• first correlation control means for controlling the correlation calculating means to calculate a correlation between the reference pattern candidate and the comparative pattern through performing a Fourier transform on the reference pattern candidate and the comparative pattern, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to obtain a correlation, thereby determining, based on the correlation, whether or not to record the reference pattern candidate as a reference pattern, and performing a reference storage control operation when the first correlation control means determines not to record the reference pattern candidate;
• reference storage means for storing the reference pattern candidate as a reference pattern when the first correlation control means determines to record the reference pattern candidate and for refusing to store the reference pattern candidate as the reference pattern and performing a reference storage control operation when the first correlation control means determines not to record the reference pattern candidate;
• and
• second correlation control means for controlling the correlation calculating means to calculate a correlation between the target pattern and the reference pattern through performing a Fourier transform on the target pattern and the reference pattern, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to obtain a correlation, thereby judging, based on the calculated correlation, whether or not the arbitrary person is the specific individual.

An individual identification apparatus for judging whether or not an arbitrary individual is a specific individual, the apparatus comprising:

• a reception portion for receiving a predetermined pattern of a specific individual as a reference pattern candidate and receiving a target pattern of an arbitrary individual desired to be identified as the specific individual;
• and
• a control portion comprising:
• correlation calculation means capable of calculating a correlation between two patterns through performing a Fourier transform on two patterns, multiplying the Fourier transforms with each other, and performing an inverse Fourier transform on the multiplied result to thereby obtain a correlation;
• reference storage judging means for allowing the reception portion to receive the reference pattern candidate and for controlling the correlation calculating means to calculate a correlation between the reference pattern candidate and a comparative pattern, thereby determining whether or not to record the reference pattern candidate, the comparative pattern including a corresponding pattern of an individual other than the specific individual;
• reference storage means for recording the reference pattern candidate as a reference pattern when the reference storage judging means determines to record the reference pattern candidate and for refusing to record the reference pattern candidate as the reference pattern when the reference storage judging means determines not to record the reference pattern candidate;
• and
• identification judging means for allowing the reception portion to receive the target pattern and for controlling the correlation calculating means to calculate a correlation between the target pattern and the reference pattern, thereby judging whether or not the arbitrary person is the specific individual.