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SIBLINGS A Server Framework for the Platform Adaptive Delivery of Site Content

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SIBLINGS

A Server Framework

for the Platform-Adaptive Delivery

of Site Content

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Declaration

I declare that the work described in this dissertation

is, except where otherwise stated, entirely my own work

and has not been submitted as an exercise for a degree at

this or any other university.

Signed:

___________________

Joseph Sant

September 15, 2000

Permission to lend and/or copy

I agree that Trinity College Library may lend or

copy this dissertation upon request.

Signed:

___________________

Joseph Sant

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Summary

LMNPORQSTNVUXWORQ=Y[ZHWN]\8^_NV`FORSNVWaW"ZSMbUVWcS\8Q=QNSd)NV_feU+gihCd)\8eWcUVQ_fORQd)NVT3QNVd UXeHegRORUXQSNVWjMUW2gRNV_kd)\&UlQNNV_m^)\8TonpNVqpWORd)Nr_NVWORY8QNTsW;d)\DUXSS\8hkhC\8_UXd)NlU&npOR_NVTjTUVQYFNl\8^ SgROtNQd6egRUXd)^)\8ThCWmUXQ_uSUVeU+q8ORgRORd)ORNVW+vxw*NV`FNVTUXgrUVeeT\8U+SMNyW^)\8Tzd)TU+QW"eUXTsNQd)gR{|WZee\8Td)ORQY d)MORWrd)UVW}zMUX`8N6q8NNVQmeTs\8e\WNV_CUXQ_kORhCegRNhCNVQd)NV_~v€\8Wd$UVWW"ZhkN6d)MU+d$\8QN‚WOtd)N‚Wd)TZSd)ZHTN UXQ_ƒQU+`FO„YFUXd)Ot\8Q…WSMNVhmN†SUXQbq8N†UXeeT\8eTOtUXd)Nu^)\8T|UXgRgC_NV`FORSNVWPUQ_‡S\8QSNVQd)TsUXd)N†\8Q UX_HUXed)ORQY d)MN eTNWNVQd)UXd)OR\8Q \8^ˆS\8Qd)NVQd3v‰LMORWŠ_ORWWNVTd‹UXd)OR\8Q eTNVWNVQFd)W U WNVT`FNVT ORQ^)TU+Wd)TZSd)ZTNƒd4MUXdPnpORgtgcW"ZeeH\8Td]d)TUXQ=WeUXTNyQd†UX_UVed)UXd)OR\8QŒ\8^†eTNyWNQd)UXd)Ot\8QnpMORgRN UXgtgR\8npORQYp^)\8T_Ot^)^)NTsNQdWORd)NEWd)TsZSd)ZTNyW;UVQ_'QU+`FORY=UXd)OR\8QpWSMNhCNW+v

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LMNCWNTs`8NT&NVQFMUXQSNVhkNyQd)WpORhmegRNVhCNQd)NV_aOtQSgtZ_Nd)MNkSMUXTUXSd)NVTOtWUXd)OR\8Qa\8^lZWNVT TNV¦=ZNVWd4WEU+SS\8T_ORQYmd)\md‹MNVORT2egRUXd)^)\8Thfd){8eHN§=d)MN‚UXZd)\8hkU+d)ORSleT\8`=OiWOt\8Q˜\8^SgRORNVQdegRU+d)^)\8Th ORQ^)\8ThCUXd)OR\8Q¨d)\—_{=QUVhCORSpeUVYFNmSTsNU+d)OR\8QGd)\8\8gtW#WZHSMGUXW6WNVT`FgRNVd)W"§9UVQ_‘\ed)Ot\8QWDORQ¨WNVT`FNVT S\8Q^)ORY=ZTUXd)OR\8Q©d)\‰UXgRgt\8n npNVq†hCUXWd)NVT™W¨d)\ŽWeNVSOR^){d‹MNuUX_HUeHd)OR`FNPTNV_ORTNVSd)OR\8Qb\8^kZHWNT TNV¦=ZNVWd4Wjd)\&hk\8TNrWZORd)U+q8gRN‚_OtTNVSd)\8TORNVW§FUX_HUeHd)OR`FN6TNV–)hmUXeeORQYz\8^ZWNVT;TsN¦FZHNWd_\8SZhkNVQd QUXhCNWjUVQ_'WSMNV_ZgRNV_mTNyYFNVQNTsUXd)OR\8Qp\8^_\8SZhkNVQd‹W;^)Ts\8h[d)MNVORToTNWeNVSd)OR`=Nš£-œkUVQ_m£9w*œ W\8ZTsSN8v

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Table of Contents

¬ K3­®9¯E°'/'%zBl®oK™°'­ ±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±t«6K3K ¬8±R¬ K3 + AV ±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±X¬ ¬8±I ²* *+<8 !,- Bl0 "1FF* ( *+š %³X+y±±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±I ¬8±´ °'>µ¶AV )( r./ ±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±´ ¬8±· ° ( * ( ¸¹./ y*" +5± ±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±· I º†*»3¼r8 /³AVG*$¼r8 ±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±X½ IH±R¬ K3 + AV ±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±R±t±R±R±R±X½

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(6)

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Table of Figures

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1 INTRODUCTION

1.1 Introduction

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1.2 Heterogeneity and Clients, Servers and Users.

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1.3 Objectives of Dissertation

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2.1.2 Dynamic Documents.

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(15)

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2.1.3 Document Formats

2.1.3.1 HTML

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(16)

2.1.3.2 XML

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(17)

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2.1.3.3 XSL - Converting XML to Other Formats

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(18)

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2.1.4 RDF

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(19)
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Figure 2-1 HTTP Request Processing

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2.2.1 HTTP Requests

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(20)

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(21)

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2.3 User Interfaces for Web Document Bases

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2.4 Summary

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(22)

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(23)

3 Media-Independent Access to Web

Documents

3.1 Introduction

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(32)

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(33)

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(34)

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Architecture

Locus of

Work

Intermediate

Mark-up or

Representation

Automated

Re-Authoring/

Transforms

Single

Document

Base

Transcoding

Abrams et al.

Server,Proxy

Browser

Yes

No

Yes

No

Digestor

Proxy

No

Yes

Yes

Yes

Ma. et al.

Server/Proxy

No

Yes

Yes

Yes

Portal-to-Go

Server

Yes

Yes

Yes

No

Websphere

Transcoder

[image:34.612.93.520.159.289.2]

Server/Proxy

No

Yes

Yes

Yes

Table 3-1 Adaptive Architecture Comparison

3.5.1 Discussion of Architectures

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(35)

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(36)

4 System Design

4.1 Introduction

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4.2 Design: Fundamental Assumptions

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Different Content, Presentation and Navigation Schemes Might Be Required for

Different Platforms.

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(37)

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Maintaining a Small Number of Device-Class Specific Page Hierarchies is

Practicable.

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4.3 Design Goals

(38)

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4.4 Candidate Strategies

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Figure

Figure 2-1 HTTP Request Processing
Table 3-1 Adaptive Architecture Comparison
Table 4-1 Comparison of Adaptation Strategies
Figure 4-1 Document Path Components
+7

References

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