An Evaluation of HTML5 and WebGL for Medical Imaging Applications

Table 4

The details of testing metrics in this study.

Function	Label	Description	Measurement
Data access	M1	Execution time for downloading a medical image dataset	Manual measurement
2D image processing	M2	Execution time for viewing a slice in a medical image dataset	Measured by JavaScript code
	M3	Execution time for implementing windowing per slice	Measured by JavaScript code
	M4	Execution time for implementing magnification per slice	Measured by JavaScript code
	M5	Execution time for implementing median filtering (3 × 3) per slice	Measured by JavaScript code
	M6	Execution time for implementing thresholding per slice	Measured by JavaScript code
	M7	Execution time for implementing Sobel edge detection per slice	Measured by JavaScript code
3D visualization	M8	Execution time for downloading the vertex and normal files of a medical image dataset	Manual measurement
	M9	Execution time for rendering a 3D model based on the downloaded vertex and normal files	Measured by JavaScript code
	M10	Frame rate of fly-through	Measured by JavaScript code