Team XYZ: Yan Xu Yu Zhang

Imaging Processing

Communications

Group A at place AGroup B at place B

(thousands of miles away)

Long distance, Low efficiency

CommandsResults

Group A Group B

YX

YZ

Hadoop

• Pipeline I (projection, non-overlapping patches):

• 3D Image Storage: 2D Z slices in jpg

• Libraries: HIPI (FloatImage, JPEGFileInputFormat).

(xy index, FloatImage)

non-overlap XY patches

projection along z

merge to one projected jpg

Jpg seq

same xyindex

2D Z slices Projected Image

• Pipeline II (3-D filtering, overlapping patches):

(xy index, FloatImage)

overlap XY patches

3-D image filtering

non-overlap XY patches

merge XY patches

(z index, FloatImage)

Jpg seqnamed by xy_z.jpg

Jpg seq

Jpg seq

same xyindex

same Z index

2D Z slicesof original 3D

image

2D Z slicesof processed

3D image

190 jpg sequencesfor one 3-D image

(54.6MB, 1000 × 1000)Cropped into

5 × 5 patches (200 × 200) )

localhost:50030

Max Projection Mean Projection

Test 3-D image:

Web Terminal

Image Window

Control Panel

Display original 3D imageExplore 3D image by slicesZoom in and outHand moveDisplay processing result

Tools

Map-reduce

Java

Javascript

O

Compatibility

Compatible with ImageJ (open-source Java image processing tool)

Extendibility

Upload and run the script by users

Attractiveness

More user-friendly interface

Team XYZ

XY YZ