CrimeWatch Consulting“It’s what you don’t see that could save your life…”

Presented by :

Vidyasagar VelamalaYuga Pawar

Floyd Srubar

Definition of the Problem

People often make life-changing, or life-ending decisions based on incomplete information about the environment they are living in or about to live in.

Value You’ll See Consulting wishes to give the present and future citizens peace of mind when making these decisions by providing crime statistic information to the public.

Business Needs

Business Owners• Restaurant Chains• Gas Stations• Motels

Residents• Students• Retired People• Families of Employees

• Contractors (NASA, Boeing, JACOBS)

How a Data Warehouse Supports This

Compiles Crime Data Into Information• Public is available, but also cumbersome.• A warehouse makes this more consumable and

available to our clients.

Provides Useful Decision Making Information• Potentially Identify Police Staffing Needs.• Crime Rates By Hour of Day, Street, and Area.• Weekends and Holidays Crime Frequency, and

Where They Occur.

Facts and Dimensions

Facts

Seven Month Sample Data (Collected June – December 2009)• Over 85,000 crimes recorded.• Covers All of the City of Houston.

Important Fields• Where (Street and Location)• What (Type of Offense)• When (Date and Time of Day)

Facts

Murder0.18%

Rape0.53%

Robbery8.12% Aggravated Assault

8.23%

Auto Theft9.45%

Burglary20.83%

Theft52.66%

Crime Statistics - Houston (June - December 2009)

Facts

WESTHEIMER18%

GESSNER13%

GULF11%

RICHMOND10%

BISSONNET9%

NORTH8%

NORTHWEST8%

SOUTHWEST8%

WEST SAM HOUSTON7%

KATY7%

Top 10 Houston Streets Having Criminal Activity: (June - December 2009)

DimensionsDimensions

Offense Types•City of Houston data shows seven classifications of “crime”.

“Premises” Codes•Classifications by the Houston Police Department describing where crimes occur.•(e.g. 18A – Apartment Parking Lot, 13A – Alleyway, etc.)

DimensionsDimensions

Police Beats•Streets that are contained within a substation’s patrol beat.•Useful for determining patrol staffing needs.

Day of Week – 2009•Indicates which day of the week corresponds to a given date in 2009.•Also can be used for seasonal crime forecasting. (e.g. Holiday shoppers – more theft in the Q4 period of the year)

Possible Reports

DimensionsPossible Reports

Reports as Top 10 Lists:•Which 10 streets are the ‘safest’.•Or, the opposite…10 Most Dangerous

When Crime Is Occurring•Weekends vs. Weekdays•Holiday Crime Counts By Police Beat•What is the ‘Worst’ Time of Day?

DimensionsPossible Reports

Where Crime Happens•Reports based on Street, Time of Day, and What Location (premises).•Apartment locator companies would want a report that shows possibly which complexes are more criminally active.