Please enable JavaScript.
Coggle requires JavaScript to display documents.
IMAGE RESOLUTION AND INTENSITY LEVELS - Coggle Diagram
IMAGE RESOLUTION AND INTENSITY LEVELS
Pixel / Spatial Resolution
Definition
Number of Pixels Used to Represent an Image
Determined By
Sampling Rate
Image Dimensions
Examples
256 × 256
512 × 512
1024 × 1024
High Pixel Resolution
More Pixels
Leads To
More Spatial Detail
Leads To
Clearer Edges
Better Object Visibility
Better Analysis Accuracy
Low Pixel Resolution
Fewer Pixels
Leads To
Loss of Spatial Detail
Leads To
Pixelation
Unclear Edges
Poor Object Visibility
Reduced Analysis Accuracy
Intensity Resolution
Definition
Number of Intensity or Gray Levels
Determined By
Bit Depth
Examples
1-Bit
2 Intensity Levels
4-Bit
16 Intensity Levels
8-Bit
256 Intensity Levels
12-Bit
4096 Intensity Levels
High Intensity Resolution
More Intensity Levels
Leads To
Smooth Tonal Changes
Better Contrast Detail
Better Subtle Detail Representation
Better Image Interpretation
Low Intensity Resolution
Fewer Intensity Levels
Leads To
Loss of Tonal Detail
Banding
False Contouring
Poor Image Interpretation
Cause and Effect Relationships
Low Sampling Rate
Causes
Low Spatial Resolution
Causes
Loss of Fine Detail
Results In
Poor Object Visibility
High Sampling Rate
Produces
High Spatial Resolution
Produces
More Image Detail
Results In
Better Object Visibility
Low Bit Depth
Causes
Fewer Intensity Levels
Causes
Loss of Tonal Detail
Results In
Poor Image Interpretation
High Bit Depth
Produces
More Intensity Levels
Produces
Better Tonal Detail
Results In
Better Image Interpretation
Image Quality
Influenced By
Pixel Resolution
Controls
Spatial Detail
Intensity Resolution
Controls
Tonal Detail
Determines
Image Clarity
Detail Visibility
Analysis Accuracy
Image Usability
Practical Applications
Medical Imaging
High Pixel Resolution
Helps Visualize
Small Anatomical Structures
Fine Abnormalities
High Intensity Resolution
Helps Distinguish
Subtle Tissue Differences
Small Intensity Variations
Combined Effect
Better Diagnostic Information
Computer Vision
Higher Detail
Improves
Object Detection
Feature Extraction
Recognition Accuracy
Satellite Imaging
Higher Resolution
Improves
Land Feature Visibility
Object Identification
Overall Relationship
Pixel Resolution
Controls
Spatial Detail
Intensity Resolution
Controls
Tonal Detail
Spatial Detail + Tonal Detail
Determine
Overall Image Quality
Influences
Image Usability
Interpretation Accuracy
Application Performance