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

• Health

• Nutrition Importance

• Disorders

• FNSo Foods

o Rules

o Diet Generation

o Approaches

o Future Perspectives

Health

Importance

Obesity

Obesity

• 6–11 years old, USo 7% in 1980

o 20% in 2008

Obesity

• 6–11 years old, USo 7% in 1980

o 20% in 2008

• 12–19 years old, USo 5% in 1980

o 18% in 2008.

Obesity

• 6–11 years old, USo 7% in 1980

o 20% in 2008

• 12–19 years old, USo 5% in 1980

o 18% in 2008.

• 2008o 1/3 Over-weighted or obese

Obesity

• 6–11 years old, USo 7% in 1980

o 20% in 2008

• 12–19 years old, USo 5% in 1980

o 18% in 2008.

• 2008o 1/3 Over-weighted or obese

• 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

“Success is a

journey not a

destination!

so stop

running!”

Sedenta-

riness

and

Laziness

“Hard work

OFTEN pays off

after a time

but laziness

ALWAYS pays

off now”

Disorders

Bad Habits

Meals “Fad” Diets

Bad Habits

• Water

• Breakfast

• Foodso Milk

o Fruits

o Vegetables

Meals• Calories

Fluctuation

• Calories

Distribution

“Fad” Diets• Water

• Mayonnaise

• .. etc

Foodiac Nutrition

System

Junk food

VS

“House made”

meals

STYX FNS - Foods

STYX FNS - Foods

Meals

• 100+

• Eastern meals

• Western meals

• Soups

• .. etc

STYX FNS – RULES

• Body Mass Index (BMI)

• Ideal Weight (IW)

• Estimated Energy Expenditure (EER)

• Ideal EER

• Weight Typeo Underweight

o Normal weight

o Overweight

o Obese

STYX FNS – RULES

• Meals per day

• Calculation methodso Formulas

o Approximation

• Rules/Code separation

FNSDiet Generation

Problem in hand ?

“Genetic Algos”

Capabilities

GA

En

co

din

g

Chromosome𝐹𝑜𝑜𝑑𝐼𝑑, 𝑄𝑢𝑎𝑛𝑡𝑖𝑡𝑦 𝑖: 𝑖 = 0,1, 2, 3, . . 𝑁

𝑁 =

𝑖=1

𝑀𝑒𝑎𝑙𝑠 𝐶𝑜𝑢𝑛𝑡

𝑃𝑎𝑟𝑡𝑖𝑎𝑙 𝑀𝑒𝑎𝑙𝑠𝑖

GA

Fitn

ess

Constraintso Calories Sum

o Similar Meals

o Food Diversity

o Foods Preferences

o Meals Quantity Order

GA

Fitn

ess

Fitness function𝑁= 𝐶𝑎𝑙𝑜𝑟𝑖𝑒𝑠 𝑆𝑢𝑚 + 𝑆𝑖𝑚𝑖𝑙𝑎𝑟 𝑀𝑒𝑎𝑙𝑠+ 𝐹𝑜𝑜𝑑 𝐷𝑖𝑣𝑒𝑟𝑠𝑖𝑡𝑦 + 𝐹𝑜𝑜𝑑𝑠 𝑃𝑟𝑒𝑓𝑒𝑟𝑒𝑛𝑐𝑒𝑠+𝑀𝑒𝑎𝑙𝑠 𝑄𝑢𝑛𝑎𝑡𝑖𝑡𝑦 𝑂𝑟𝑑𝑒𝑟

𝐹𝑖𝑡𝑛𝑒𝑠𝑠 =1

1 + 𝑁

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

• Dr. Lujain Zain, Nutritionist

• Krause’s, Food Nutrition & Diet Therapy

• Centers for Diseases Control and

Prevention

• Eastern food fact project

• Websites

team’s out,

thanks for listening…