Mobile Consumers and Immobile Enterprises Supporting Location-Referent Transactions in Location-Based m-Commerce Environments Jim Wyse.

Mobile Consumers Mobile Consumers and and

Immobile EnterprisesImmobile Enterprises

Supporting Location-Referent TransactionsSupporting Location-Referent Transactionsin Location-Based m-Commerce in Location-Based m-Commerce

EnvironmentsEnvironments

Jim WyseJim Wyse

The WebThe Web

• Anywhere, Anytime Transactions ???• Location-Constrained, Time-Restricted• Enterprises !!!

Location-ConstrainedLocation-Constrained EnterprisesEnterprises• Location: A Material Transactional• Consideration

• Location-Independent Enterprises

• Location-Dependent Enterprises

LocationallyDependent Enterprises

LocationallyIndependent Enterprises

Location-BasedLocation-BasedMobile CommerceMobile Commerce

• location-aware technologies, wire-free connectivity, and locationalized web-based services applied in support of transactions in which the geographical proximity of the transactional parties is a material consideration.

Multi-Tier Configuration

Research and Development AreasResearch and Development Areas

• Client-Based Tools for Mobile Consumers

• Server-Based Location Repository Management Methods

• Web-Based Location Information Adequacy and Availability

1. Client-Based Tools1. Client-Based Tools

The i-DAR Prototype

• User-Centric and Location-Centric ‘Portals’

• Transaction-Supporting Information in a • Direction and Range Pattern

The The ii-Dar Prototype-Dar Prototype

Multi-Tier Configuration

Multi-Tier Configuration

2. Server-Based Location 2. Server-Based Location Repository Management MethodsRepository Management Methods

• The Locations Repository Management Problem

• Location-Aware (“Method-”) Repository Management Solution

Multi-Tier Configuration

Method-(The Problem) and Method- (The Solution)

0

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Repository Size (thousands of locations)

Res

ults

et C

ompl

etio

n Ti

me

(ms)

Problem and Solution

Locations and Linkcells 

S i

(H 0 7 . 5 3 0 , V0 2 . 3 2 1 ) H 0 1 V0 2

L i

Locations and Linkcells“Method-”

Li at H07.530, V02.321 Li in Linkcell H07V02 (Relational Table)

L in k cel lC o re

“Method-”

Relational Table Naming Sequence

Selected Research OutputsSelected Research Outputs “Supporting m-Commerce Transactions Incorporating

Locational Attributes: An Evaluation of the Comparative Performance of a Location-Aware Method of Locations Repository Management.” International Journal of Mobile Communications (2003)

US Patent Number 20030033273 (Published Feb. 2003)

“m-Commerce Operations Management: Optimizing Query Resolution for Location-Referent Transactions.” (In Preparation)

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5,000

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520

Repository Size (thousands of locations)

Res

ults

et C

ompl

etio

n T

ime

RCTs for Method-Alpha

RCTs for Managed Method-Beta

RCTs for Unmanaged Method-Beta

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1,200

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

Linkcell Size

Res

ults

et C

ompl

etio

n T

ime

(ms)

“Solve” …. PTC(S) = 1 – (1 – nTC/N)N/CS

. . . . for Linkcell Relational Table “Names”

nTC is the number of locations in the repository with product-service code, TC,

N is total number of locations contained in the repository, and

CS is the number of linkcells of size, S, that are created from the repository’s N locations.

Optimum Linkcell Size

PTC(S) Solutions

Linkcell Performance Analyzer (LPA)

3. Web-Based Location 3. Web-Based Location Information Adequacy and AvailabilityInformation Adequacy and Availability

• Locations Repository Content• Web-based, Map-Serving Business Directories• (e.g. YellowPages, SuperPages)• Locational Anomalies Observed• Examples: Ocean View and The Wilds• Investigation of 111 Small Enterprises

Multi-Tier Configuration

Ocean View Efficiency UnitsOcean View Efficiency Units

• Locations Repository Content• Web-based, Map-Serving Business Directories• (e.g. YellowPages, SuperPages)• Locational Anomalies Observed• Examples: Ocean View and The Wilds• Investigation of 111 Small Enterprises

3. Web-Based Location 3. Web-Based Location Information Adequacy and AvailabilityInformation Adequacy and Availability

YPC NDP SPC

N 52 86 72

Min. (m) 0 1 0

Max. (m) 177,303 142,569 42,211

Aver. (m) 9,395 4,561 2,541

50th (m) 634 371 1,040

90th (m) 9,626 3,321 4,893

% > 1km 42% 35% 51%

Enterprise DisplacementEnterprise Displacement

Selected Research OutputsSelected Research Outputs

“Badly Off in All Directions: Geo-Placement of Small Enterprises by Web-Based Business Directories.” International Journal of Electronic Commerce (2004)

“Web-based Business Directories: A Comparative Analysis of Geo-Placement Performance.” (Under Journal Review)

“Where in the World Versus What’s on the Web: Web-Based Location Information on Selected Hospitality Service Providers.” (In Preparation)

More Information?More Information?

Website:Website: http://www.http://www.busibusi..munmun.ca/.ca/jwysejwyse

Mobile Consumers Mobile Consumers and and

Immobile EnterprisesImmobile Enterprises

Supporting Location-Referent TransactionsSupporting Location-Referent Transactionsin Location-Based m-Commerce in Location-Based m-Commerce

EnvironmentsEnvironments

Jim WyseJim Wyse