Describe the various ways in which multimodal biometrics systems can be designed.
What will be an ideal response?
Multiple sensors may be used to capture the same biometric.
Multiple biometrics may be captured.
Multiple readings of the same biometric may be combined to achieve an optimal reading.
Readings of two or more units of the same biometric may be taken (such as two different fingerprints or both irises).
Different matching and/or feature extraction algorithms may be used on the same biometric reading to give independent results.
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