Digital Dietary Recorder System Objectives: - Capturing volume of a small object (food item for this application) - Increasing the accuracy of measuring dietary intake compared to the traditional hand measuring method. Current Status: - Pilot study with Fred Hutch Cancer Center - Optimizing the algorithm and calculated volume - Building and automatic calibrator Accomplishments: - Built and tested prototype V2.0 - Designed the pilot study with Fred Hutch Cancer Center
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Digital Dietary Recorder SystemObjectives:- Capturing volume of a small object
(food item for this application)- Increasing the accuracy of measuring
dietary intake compared to the traditional hand measuring method.
Current Status:- Pilot study with Fred Hutch Cancer
Center- Optimizing the algorithm and
calculated volume- Building and automatic calibrator
Accomplishments:- Built and tested prototype V2.0- Designed the pilot study with Fred
Hutch Cancer Center
Digital Ostomy Measuring toolObjectives:- A digital add tool on to an existing
ostomy solution - Increasing the accuracy of measuring
dietary intake compared to the traditional hand measuring method.
Current Status:- 3D reconstructing of a stoma- Outputting the exact dimensions- Creating a user friendly user interface- Writing a provisional patent
Accomplishments:- Completed an early prototype for
prove of concept- I cant think of anything else
Twin Registry StudyObjectives:- Calculating activity type and energy
expenditure using an accelerometer sensor and a GPS
- Comparing the results with commercial software.
Current Status:- Finalizing the algorithm- Validating the algorithm- Finalizing the user interface
Accomplishments:- Successfully tested the algorithm- Successfully created a cellphone
application for the subjects to enter their daily info
A Smartphone-Based System for Automated Detection of Walking
Objectives:- Calculating activity type (walking and
non walking) using an accelerometer sensor, cellphone camera, and a GPS
- Comparing the results with commercial software and existing solutions.
Current Status:- Finalizing the algorithm for image
processing- Validating the algorithm- Finalizing the user interface
Accomplishments:- Successfully created a cellphone
application for the subjects to enter their daily info
- Completed pilot study
Bluetooth Enabled Digital Scale for Toothpaste Usage Monitoring
Objectives:- To accurately read gram measurements of
toothpaste containers on the digital scale with an attached microcontroller and wirelessly transmit the data to smartphones using a Bluetooth antenna
- To develop smartphone applications on iOS and Android operating systems to communicate with the digital scale and mange the stored measurements
- To minimize total cost of the system while also making it compact and portable
Current Status:- Developing mobile applications for iOS and
Android operating systems- Reducing the overall size of the added
components attached to the digital scale- Increasing the output range of the Bluetooth
module to detect lower scale measurements for the case of nearly empty toothpaste containers
Accomplishments:- Connected a microcontroller and Bluetooth
antenna to a digital scale that estimates measurements
- Connected the Bluetooth digital scale to iOS and Android smartphones
- Reduced the size of external components to a small box attached to the digital scale
Smartphone Oscillator Testing Device
Objectives:- To make a device capable of rotating a
smartphone about a central point- Make a microcontroller and servo motor serve as
the main components to minimize the cost- Make the system independent of a computer
connection for power and manipulating the oscillating parameters
- To package the components into a portable and easy to use device
Current Status:- Constructing the arm component to hold the
smartphone enabling the servo motor to rotate the smartphone as desired
- Increasing the portability and usability of the device
Accomplishments:- Successfully connected a servo motor and
microcontroller to perform the oscillating motion- Removed system dependence on a computer
connection by utilizing potentiometers and a switch to control the oscillating parameters
- Added a battery pack to power the microcontroller and servo motor
Electrostatic Precipitators (ESPs)Objectives:- Removing fine particles from the air stream- Lowering the chance of the particle
reentrainment by trapping particles in secured spaces (foam-covered or guidance-plate-covered) where have fewer disturbances than bare collecting electrode
Current Status:- Reassembling the second prototype with
delicate electrodes- Estimating the collection efficiency by
using Deutsch-Anderson equation- Building a new prototype for the field
testing at R217 in POB
Accomplishments:- Measured the collection efficiencies under
various corona voltages, repelling voltages, and airflow velocities
- Estimated the energy efficiency- Simulated the flow field, electric field, and
Current Status:- Developing a refined prototype and
test apparatus- Estimating the energy efficiency
Accomplishments:- Developed a numerical scheme to
predict the resulting EFA velocity while operating under high speed free flow
- Conducted the experiments to verify the numerical results
FanAnemometer
EFA
High Reliability Micro-PumpObjectives:• >6 years life, ~ $10.00 cost to build• 100 times the MTBF of current industry
alternatives• Match computer industry requirements for
liquid cooling• Provide high value in the adjacent $57B
pump markets where extreme reliability, all plastic fluid path and low cost are important
Current Status:Surface shapes for COMSOL simulation defined Next steps: • Design of Experiments using COMSOL to
confirm options for 1L/min and fluid bearing performance is practical
• Built/test a 3D printed plastic prototype
Accomplishments:- Market requirements and size estimate
completed- Research phases defined- Business Plan transition defined- Patent draft completed- Design options for exploration defined- Plastic experts and HPC experts providing
advice
Pump 1L/min Liquid Bearing Force
STREAM Tools: Technical Writing for Teams
Objectives:- To produce high-quality documentation with
multiple internal and external collaborators, within short periods of time
- To develop high quality technical documents that are visually consistent, and meet stringent formatting requirements
- To streamline the writing process, to minimize costs and burdens associated with training new collaborators into the STREAM Tools system
- To adapt and optimize new software and technologies into the SREAM Tools system
Current Status:- Developing short courses for industry and
academia- Developing innovative templates for technical
societies and publishers- Integrating with project management software- Designing software add-ons
