styx foodiac nutrition system
DESCRIPTION
This project is part of KBS (Knowledge Base System) subject in university of Damascus, Syria - department of AI. It main purpose was to make a specific "dynamic" diet for each person according to his/her weight, needs, food preferences (like and dislike), etc. The food preference approach is new in that matter so it gives the person a diet with specific properties that satisfy him the most using a combination of an expert system and genetic algorithm. Finished and presented on May, 2012.TRANSCRIPT
Foodiac
Nutrition System
University of Damascus
Faculty of Information Technology
Department of Artificial Intelligence
2012
STYX Team
Foodiac
Nutrition System
Ismaeel Abo-Abdalla Mohammad Shaker
Hasan Serhan Mehdi Zengi
STYX Team
Content
โข Health
โข Nutrition Importance
โข Disorders
โข FNSo Foods
o Rules
o Diet Generation
o Approaches
o Future Perspectives
Health
Importance
Obesity
Obesity
โข 6โ11 years old, USo 7% in 1980
o 20% in 2008
Obesity
โข 6โ11 years old, USo 7% in 1980
o 20% in 2008
โข 12โ19 years old, USo 5% in 1980
o 18% in 2008.
Obesity
โข 6โ11 years old, USo 7% in 1980
o 20% in 2008
โข 12โ19 years old, USo 5% in 1980
o 18% in 2008.
โข 2008o 1/3 Over-weighted or obese
Obesity
โข 6โ11 years old, USo 7% in 1980
o 20% in 2008
โข 12โ19 years old, USo 5% in 1980
o 18% in 2008.
โข 2008o 1/3 Over-weighted or obese
โข 70% of obese children o have at least 1 risk factor of
having heart disease
Lack
of
Growth
Sedenta-
riness
and
Laziness
Sedenta-
riness
and
Laziness
โSuccess is a
journey not a
destination!
so stop
running!โ
Sedenta-
riness
and
Laziness
โHard work
OFTEN pays off
after a time
but laziness
ALWAYS pays
off nowโ
Disorders
Bad Habits
Meals โFadโ Diets
Bad Habits
โข Water
โข Breakfast
โข Foodso Milk
o Fruits
o Vegetables
Mealsโข Calories
Fluctuation
โข Calories
Distribution
โFadโ Dietsโข Water
โข Mayonnaise
โข .. etc
Foodiac Nutrition
System
Junk food
VS
โHouse madeโ
meals
STYX FNS - Foods
STYX FNS - Foods
Meals
โข 100+
โข Eastern meals
โข Western meals
โข Soups
โข .. etc
STYX FNS โ RULES
โข Body Mass Index (BMI)
โข Ideal Weight (IW)
โข Estimated Energy Expenditure (EER)
โข Ideal EER
โข Weight Typeo Underweight
o Normal weight
o Overweight
o Obese
STYX FNS โ RULES
โข Meals per day
โข Calculation methodso Formulas
o Approximation
โข Rules/Code separation
FNSDiet Generation
Problem in hand ?
โGenetic Algosโ
Capabilities
GA
En
co
din
g
Chromosome๐น๐๐๐๐ผ๐, ๐๐ข๐๐๐ก๐๐ก๐ฆ ๐: ๐ = 0,1, 2, 3, . . ๐
๐ =
๐=1
๐๐๐๐๐ ๐ถ๐๐ข๐๐ก
๐๐๐๐ก๐๐๐ ๐๐๐๐๐ ๐
GA
Fitn
ess
Constraintso Calories Sum
o Similar Meals
o Food Diversity
o Foods Preferences
o Meals Quantity Order
GA
Fitn
ess
Fitness function๐= ๐ถ๐๐๐๐๐๐๐ ๐๐ข๐ + ๐๐๐๐๐๐๐ ๐๐๐๐๐ + ๐น๐๐๐ ๐ท๐๐ฃ๐๐๐ ๐๐ก๐ฆ + ๐น๐๐๐๐ ๐๐๐๐๐๐๐๐๐๐๐ +๐๐๐๐๐ ๐๐ข๐๐๐ก๐๐ก๐ฆ ๐๐๐๐๐
๐น๐๐ก๐๐๐ ๐ =1
1 + ๐
GA
Fitn
ess
0
0.2
0.4
0.6
0.8
1
1.2
1 2 3 4 5 6 7 8 9 10
Max Generation = 50
Population=50 Time=0:185
Population=100 Time=1:157
Population=200 Time=2:125
Population=400 Time=5:192
Population=500 Time=4:109
Approach
Patients profiles
Approach- Patients profile
Approach- Patients profile
Approach
Patients preferences
Approach- Patients preferences
Approach
Statistics
Pic is here
Engine
Future Perspectives
DiseasesWeb App
Diseases
Portions VS
Calories
Web App
Smart App
Diseases
Portions VS
Calories
Menus
Diseases
Portions VS
Calories
Menus
Web App
Smart App
Diseases
Portions VS
Calories
Menus
Web App
Smart App
References
โข Dr. Lujain Zain, Nutritionist
โข Krauseโs, Food Nutrition & Diet Therapy
โข Centers for Diseases Control and
Prevention
โข Eastern food fact project
โข Websites
teamโs out,
thanks for listeningโฆ