U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled...

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UNIVERSITY OF NIVERSITY OF MASSACHUSETTS ASSACHUSETTS, A , AMHERST • MHERST • Department of Electrical & Computer Engineering Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal Subash Unni Vinh Pham John Danaher

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Transcript of U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled...

Page 1: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer Engineering Department of Electrical & Computer Engineering

Web EnabledPatron Queuing System

Professor Weibo GongRaj WadwalSubash UnniVinh Pham

John Danaher

Page 2: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering2

Introduction Background Development Approach Principle of Operation Design Constraints Sensor Configurations Determining Success Deliverables MDR Conclusion

Page 3: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering3

Background Why a Web Enabled PQS?

Patron find long lines wastes time no fun

Customer presented with bursty

patron traffic slow service time patron may bypass

establishment

Page 4: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering4

Background

Broad Solution Detect Congestion

locally

Inform Potential Patrons via Customer website

Patron adjusts schedule

Life is better

Page 5: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering5

Development Approach

Multi-Phase Design Approach

Phase I – Show Efficacy Implement and Install a

PQS Advertise System to Public Measure Performance Refine Sensor

Arrangement

Page 6: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering6

Development Approach

Multi-Phase Design Approach

Phase II – Improve System Design lower cost sensors Scale micro-controller Minimize sensor number Wireless

Page 7: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering7

Principle of Operation

Detect Events Compare to Congestion

Threshold Determine Congestion

Level Conveys Conclusion via

WIFI Patron visits web page

Page 8: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering8

Principle of Operation

Page 9: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering9

Design Constraints

Human Nature Strict Queue

Unfeasible Lumped Queue

Requires Smart Controller

Non-Interfering Web interface

Page 10: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering10

Design Constraints

Strict Queue - Unfeasible Conspicuous May conflict with existing

lobby configuration Human Nature

Use exit for entrance Sensor Interference

Page 11: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering11

Sensor Configurations

Strict Queue with Entrance Trigger with time out

Page 12: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering12

Sensor Configurations

Strict Queue with Entrance and Exit Counting

Page 13: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering13

Sensor Configurations

Lumped Queue Volume Detection

Patrons and non-Patrons mixed

Multiple Detection Points/ Areas

Live Image Capture Low Resolution for privacy

Page 14: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering14

Sensor Configurations

Lumped Queue with Volume Estimation

Page 15: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering15

Sensor Configurations

Lumped Queue with Volume Estimation

Page 16: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering16

Design Constraints

Web Interface Seamless non-interfering Security

Page 17: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering17

Determining Success

Installed and Functioning PQS

PQS function must correspond to observed data

Patron Feedback Customer Feedback Reasonable Cost

Page 18: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering18

Deliverables for MDR

One (1) implementation of a PQS Ready for Test

Installation Controller Sensors Server Side Software

Page 19: U NIVERSITY OF M ASSACHUSETTS, A MHERST Department of Electrical & Computer Engineering Web Enabled Patron Queuing System Professor Weibo Gong Raj Wadwal.

UUNIVERSITY OF NIVERSITY OF MMASSACHUSETTSASSACHUSETTS, A, AMHERST • MHERST • Department of Electrical & Computer EngineeringDepartment of Electrical & Computer Engineering19

Conclusion

Technology Useful Daily Human nature impacts

solution Thoughtful Engineering

Reduces Costs Improves System

Predictability


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