DDRS – Dietary Data Recording
System
The Dietary Data Recording System
supports the dietary assessment of cancer
patient participants by facilitating
collection of more objective measurement
of dietary intake in real time and with
moderate cost.
Motivation
Relationship
between Diet
and Health
Increase study
participants
satisfaction!
Inaccuracies from
under reporting intake
Address issues with
traditional dietary
recording systems
Cost Reduction
(Doubly Labeled
Water)
Inconvenience of
remembering food log
2
DDRS Dataflow
Data Flow
Meal Entries
Via Android App
Segmentation
Volume Estimation
Data Publication
Coder Interface
NDSR - Nutrition
Analysis
Data Collection
DDRS APP
Meal Entries
DDRS - Food Segmentation
Volumetric Analysis
Coder Interface
Other Techniques of Segmentation and
Volume Estimation
Brightness down by -100
Contrast up by 70
Grayscale
raw image
blurred image
blurred image
Canny on the blurred image
cvFindContours()
3D Point Cloud
3D Point Cloud
Front View of an example cloud
3D Point Cloud
Top View of another example
Intelligent Trash Can for Smart
Home/Restaurants
• Kinects
• Cheap cameras
• Weighing scale
• Better Waste
Management
• Cost Reduction
• Greener planet
• Image detection
• Volumetric
Analysis
• Carbon footprint
measurement
• Demographic waste
information
Call for Papers - LinuxFest
• What – LinuxFest Northwest 2013
• When – 27-28 April ’13
• Where – Bellingham Technical College, WA
• Presentation proposals due – 15 March ’13
• http://www.linuxfestnorthwest.org/