Optic Disc Detector

Description

Batch program to detect optic disc on retinography photograph.

Do not confuse with optical disc!

Usage

optic-disc-detector -i /path/to/input.jpg
optic-disc-detector --input /path/to/input.jpg
optic-disc-detector --input=/path/to/input.jpg
optic-disc-detector -i /path/to/input.jpg -o /path/to/output.jpg
optic-disc-detector --input=/path/to/input.jpg --output=/path/to/output.jpg

Parameters

Mandatory

• -i <input_file_path> - path to input image (jpg, png, bmp)

Optional

• -o output_file_path - path to output image (jpg, png, bmp)
• --minRadius <double_value> - minimum radius, % of image width (0 - 1)
• --maxRadius <double_value> - maximum radius, % of image width (0 - 1)
• --minDistance <double_value> - minimum distance between centers, % of image width (0 - 1)
• --cannyThreshold <integer_value> - upper threshold of Canny filter (0 - 255)
• --accumulatorThreshold <integer_value> - accumulator detection threshold ( > 0)
• --blurSize <double_value> - blur size, % of image width (0 - 1)
• --blurSigma <double_value> - blur sigma ( 0 - 100)

Optional group

• --x <integer_value> - x of correct circle center (0 - width)
• --y <integer_value> - y of correct circle center (0 - height)
• --radius <integer_value> - radius of correct circle (0 - width)

Output

Circle is output in JSON format

Example

{
   "circle":{
      "center":{
         "x":868,
         "y":1171
      },
      "radius":169
   },
   "statistics":{
      "accuracy":0.95,
      "positive":100,
      "negative":1231,
      "truePositive":60,
      "trueNegative":1200,
      "falsePositive":40,
      "falseNegative":31,
      "sensitivity":0.6,
      "specificity":0.9
   }
}