Common Values

Characteristics of Image Operations

• Types of operations
• Types of neighborhoods

Video Parameters

Tools

• Convolution
• Properties of Convolution
• Fourier Transforms
• Properties of Fourier Transforms
  • Importance of phase and magnitude
  • Circularly symmetric signals
  • Examples of 2D signals and transforms
• Statistics
  • Probability distribution function of the brightnesses
  • Probability density function of the brightnesses
  • Average
  • Standard deviation
  • Coefficient-of-variation
  • Percentiles
  • Mode
  • SignaltoNoise ratio
• Contour Representations
  • Chain code
  • Chain code properties
  • Crack code
  • Run codes

Perception

• Brightness Sensitivity
  • Wavelength sensitivity
  • Stimulus sensitivity
• Spatial Frequency Sensitivity
• Color Sensitivity
  • Standard observer
  • CIE chromaticity coordinates
• Optical Illusions

Image Sampling

• Sampling Density for Image Processing
  • Sampling aperture
• Sampling Density for Image Analysis
  • Sampling for area measurements
  • Sampling for length measurements
  • Conclusions on sampling

Noise

• Photon Noise
• Thermal Noise
• On-chip Electronic Noise
• KTC Noise
• Amplifier Noise
• Quantization Noise

Cameras

• Linearity
• Sensitivity
  • Absolute sensitivity
  • Relative sensitivity
• SNR
  • Thermal noise (Dark current)
  • Photon noise
• Shading
• Pixel Form
  • Square pixels
  • Fill factor
• Spectral Sensitivity
• Shutter Speeds (Integration Time)
  • Video cameras
  • Scientific cameras
• Readout Rate

Displays

• Refresh Rate
• Interlacing
• Resolution

Algorithms

• istogram-based Operations
  • Contrast stretching
  • Equalization
  • Other histogram-based operations
• Mathematics-based Operations
  • Binary operations
  • Arithmetic-based operations
• Convolution-based Operations
  • Background
  • Convolution in the spatial domain
  • Convolution in the frequency domain
• Smoothing Operations
  • Linear Filters
  • Non-Linear Filters
  • Summary of Smoothing Algorithms
• Derivative-based Operations
  • First Derivatives
  • Second Derivatives
  • Other Filters
• Morphology-based Operations
  • Fundamental definitions
  • Dilation and Erosion
  • Boolean Convolution
  • Opening and Closing
  • itandMiss operation
  • Summary of the basic operations
  • Skeleton
  • Propagation
  • Summary of skeleton and propagation
  • Gray-value morphological processing
  • Morphological smoothing
  • Morphological gradient
  • Morphological Laplacian
  • Summary of morphological filters

Techniques

• Shading Correction
  • Model of shading
  • Estimate of shading
• Basic Enhancement and Restoration Techniques
  • Unsharp masking
  • Noise suppression
  • Distortion suppression
• Segmentation
  • Thresholding
  • Edge finding
  • Binary mathematical morphology
  • Gray-value mathematical morphology