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Preface | |
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Acknowledgments | |
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An Introduction to Event-Related Potentials and Their Neural Origins | |
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Goals and Perspective | |
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A Bit of History | |
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A Simple Example Experiment | |
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A Real Experiment | |
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Reliability of ERP Waveforms | |
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Advantages and Disadvantages of the ERP Technique | |
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The Neural Origins of ERPs | |
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A Summary of Major ERP Components | |
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Suggestions for Further Reading | |
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The Design and Interpretation of ERP Experiments | |
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Waveform Peaks versus Latent ERP Components | |
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What Is an ERP Component? | |
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Avoiding Ambiguities in Interpreting ERP Components | |
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Avoiding Confounds and Misinterpretations | |
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Examples from the Literature | |
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Suggestions for Further Reading | |
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Summary of Rules, Principles, and Strategies | |
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Basic Principles of ERP Recording | |
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The Importance of Clean Data | |
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Active and Reference Electrodes | |
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Electrical Noise in the Environment | |
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Electrodes and Impedance | |
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Amplifying, Filtering, and Digitizing the Signal | |
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Averaging, Artifact Rejection, and Artifact Correction | |
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The Averaging Process | |
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Artifact Rejection and Correction | |
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Suggestions for Further Reading | |
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Filtering | |
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Why Are Filters Necessary? | |
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What Everyone Should Know about Filtering | |
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Filtering as a Frequency-Domain Procedure | |
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Filtering as a Time-Domain Procedure | |
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Relationship Between the Time and Frequency Domains | |
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Time-Domain Distortions Produced by Filters | |
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Recommendations Revisited | |
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Plotting, Measurement, and Analysis | |
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Plotting ERP Data | |
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Measuring ERP Amplitudes | |
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Measuring ERP Latencies | |
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Statistical Analyses | |
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Suggestions for Further Reading | |
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ERP Localization | |
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The Big Picture | |
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The Forward Solution | |
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Equivalent Current Dipoles and the BESA Approach | |
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Distributed Source Approaches | |
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Can We Really Localize ERPs? | |
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Recommendations | |
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Suggestions for Further Reading | |
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Setting Up an ERP Lab | |
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The Data Acquisition System | |
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The Data Analysis | |
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The Stimulus Presentation System | |
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Appendix: Basic Principles of Electricity | |
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Voltage, Current, and Resistance | |
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Ohm's Law | |
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Impedance | |
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Electricity and Magnetism | |
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Notes | |
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References | |
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Index | |