-4 -4 1288 979 false false 6 235130130 110220120 23520090 185140240 150190210 190190140 6 1303030 3012040 15013030 11570140 7080110 10011060 255255255 0 0 0 100 100 1408 908 0 0 7 20 collection 0 473 92 416 128 150190210 7080110 1 true false false false false 0 0 0 Dialog 14 000 10 0 0 0 00 4. CollectionKnowledge Structuring Concepts in Aquanet 1326 881 0 0 4 15 collection 0 32 383 405 123 150190210 7080110 1 false false false false false 0 0 0 Dialog 14 000 10 0 0 0 00 3. The Task: Collaborative Knowledge Structuring 1277 823 0 0 4 92 collection 0 474 385 417 119 150190210 7080110 1 false false false false false 0 0 0 Dialog 14 000 10 0 0 0 00 6. Early Experiences with Aquanet 1277 823 0 0 2 6 collection 0 33 233 405 129 150190210 7080110 1 false false false false false 0 0 0 Dialog 14 000 10 0 0 0 00 2. Background: NoteCards meets gIBIS 1277 823 0 0 7 78 collection 0 475 236 414 127 150190210 7080110 1 false false false false false 0 0 0 Dialog 14 000 10 0 0 0 00 5. Using Aquanet 1277 823 0 0 4 2 collection 0 34 92 405 126 150190210 7080110 1 false false false false false 0 0 0 Dialog 14 000 10 0 0 0 00 1. Introduction 1277 823 0 0 4 1 object 0 28 30 528 40 110220120 3012040 0 false false false true true 100 0 0 Dialog 18 000 10 0 0 0 00 1 Aquanet: a hypertext tool to hold your knowledge in place 72 collection 20 413 19 338 186 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Aquanet schemas 801 272 0 0 2 21 collection 20 33 17 349 215 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Data model 1269 793 0 0 3 75 collection 20 414 219 337 170 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Aquanet discussions 801 460 0 0 2 66 collection 20 33 236 350 291 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Graphic appearances 785 604 0 0 4 74 object 72 14 87 291 62 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 Aquanet schemas include (1) Type editor (fig 6) (2) Schema editor (fig 7) 73 object 72 14 12 291 69 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Aquanet provides users to customize knowledge structures by a schema that defines a set of allowable basic object & relation types. 25 object 21 5 149 315 30 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Every Aquanet object is an instance of some type 23 object 21 6 64 313 81 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 4 Basic objects (nodes) - Slot values are restricted to be primitive data types Relations (links) - Slot may have other Aquanet objects 22 object 21 8 9 311 48 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Every Aquanet object is made up of an unordered set of named, typed slots 77 object 75 15 71 289 62 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 Individual knowledge structures -> discussions - Each discussion uses a single schema 76 object 75 15 10 289 56 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Aquanet stores individual knowledge structures & schema information in a central shared database 69 object 66 14 209 318 48 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Aquanet can create the multiple view of a single Aquanet object. (Virtual copies) 68 object 66 13 141 317 62 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Aquanet structures are arranged in a 2 ½ dimensional space where the graphical appearances of objects overlap. 70 object 66 12 10 315 49 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Aquanet can contain two types of items (fig 2) 71 object 66 13 69 316 65 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 (1) Graphic elements: lines, circles, squares, etc. (2) Slot values: value of a named slot which will be rendered into slot value item 16 object 15 25 21 339 53 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Observation of knowledge structuring tasks 17 object 15 25 79 340 83 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 The authors found that knowledge structuring tasks are... - Frequently collaborative - Semi-synchronous rather than tightly-coordinated synchronous collaboration 19 object 15 405 81 339 149 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 6 - Specifiable of element & interconnection - Extendable knowledge structuring scheme - WYSIWID (What You See Is What I Did) - Multiple views of the same structure - Composable knowledge structuring scheme - Negotiation about the contents 18 object 15 406 20 337 54 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 6 requirement for design and development of Aquanet. (bsed on the observation and other experience) 97 collection 92 459 20 410 252 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Supporting common representational underpinnings 953 405 0 0 2 93 collection 92 26 19 410 253 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Using spatial organization 404 404 0 0 3 99 object 97 9 77 380 48 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Some representational needs don't vary that much across application such as post-it note type. 98 object 97 9 13 382 47 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Schemas may differ radically given different tasks and different people involved in a discussion 96 object 93 11 146 373 48 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Spatial layout also provides useful cues navigating a large discussion. 95 object 93 11 80 372 53 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 The spatial characteristics are used to partition a task among group members. 94 object 93 10 16 375 52 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Spatial organization of nodes is an important lightweight way of creating structure. 11 object 6 41 23 385 48 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 Aquanet brings together two lines of hypertext research - NoteCards & gIBIS 12 object 6 458 23 391 102 185140240 11570140 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 4 gIBIS A graphical version of IBIS (Issue-Based Information System) A map-based hypertext Designed to support the construction and maintenance of constrained knowledge structure. 9 object 6 39 363 391 29 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Complex relations as a richer linking model 8 object 6 40 320 388 32 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Centering interaction on a network overview 14 object 6 40 277 386 35 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 Based on those discrepancies, aquanet... 7 object 6 40 170 386 66 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 Functionality of systems vs. need of users - Nodes & local connection vs. global view - Simple node-link data model vs. richer model 13 object 6 41 81 385 80 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 Two lines of research had highlighted the discrepancies between (1) functionality of information management & presentation hypertext systems (2) need of users engaged in knowledge structuring tasks 89 collection 78 480 141 391 206 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Fig 7: Type Editor 379 375 0 0 2 86 collection 78 478 17 392 111 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Fig 6: SchemaEditor 380 380 0 0 1 83 collection 78 31 232 418 186 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Fig 5: Structure Extension 1009 537 0 0 2 79 collection 78 30 18 421 197 235130130 1303030 1 false false false false false 0 0 0 dialog 12 000 10 0 0 0 00 Fig 4: Aquanet Window 551 362 0 0 3 91 object 89 18 65 338 103 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 The figure shows Argument relation. - contains three entity-valued slots, Grounds, Conclusion, and Rationale. - In graphic appearance one of the line is selected and its color has changed to red and line width has changed to 2. 90 object 89 18 6 337 49 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 allows users to name a type, list its supertypes, define its slots and specify its graphic appearance. 88 object 86 16 12 339 56 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 - Users develop and modify schemas. - Argument relation is selected for editing. (fig) 85 object 83 213 7 176 136 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 (b) but in the new relation, it will fill the Conclusion slot. 84 object 83 22 7 183 136 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 2 (a) Selected object is already Grounds for one argument, 82 object 79 229 91 156 50 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 The lower right pane displays the content. 80 object 79 16 15 204 127 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 The pane on the left side of the window is a scrollable view onto the full structure. 81 object 79 229 16 157 68 110220120 3012040 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 The right top pane displays a filtered list of objects in the network. 3 object 2 17 50 496 68 190190140 10011060 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 Dual nature of hypertext - much effort had been focused on the information management & presentation - <> relatively little attention on the Information representation 10 object 2 18 18 493 27 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 1 hypertext is powerful because of its dual nature. 5 object 2 20 207 492 69 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 Goal - To explore the utility of hypertext facilities in the realm of knowledge representation - To broaden the understanding of hypertext's representational characteristics 4 object 2 19 134 493 62 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 3 Aquanet - Hypertext tool for knowledge structuring tasks - Interpret information & organize ideas 0 59 0 null 0 72 0 0 58 0 null 0 71 2 (1) Graphic elements: lines, circles, squares, etc. (2) Slot values: value of a named slot which will be rendered into slot value item 0 57 0 null 0 70 1 Aquanet can contain two types of items (fig 2) 0 56 0 null 0 69 1 Aquanet can create the multiple view of a single Aquanet object. (Virtual copies) 0 55 0 null 0 68 1 Aquanet structures are arranged in a 2 ½ dimensional space where the graphical appearances of objects overlap. 0 54 0 null 0 67 0 1 _image String 0 0 1 C:\Documents and Settings\Murphy\Picture1.jpg 0 53 0 null 0 66 0 0 47 0 null 0 22 0 0 46 0 null 0 23 4 Basic objects (nodes) - Slot values are restricted to be primitive data types Relations (links) - Slot may have other Aquanet objects 0 45 0 null 0 24 0 0 44 0 null 0 25 1 Every Aquanet object is an instance of some type 0 43 0 null 0 27 3 Aquanet can contain two types of items (1) Graphic elements: lines, circles, squares, etc. (2) Slot values: value of a named slot which will be rendered into slot value item 0 42 0 null 0 28 0 0 41 0 null 0 26 1 Graphic appearances 0 40 0 null 0 21 0 0 39 0 null 0 20 0 0 38 0 null 0 6 0 0 37 0 null 0 15 0 0 36 0 null 0 2 0 0 35 0 null 0 34 1 Aquanet can create the multiple view of a single Aquanet object. 0 34 0 null 0 33 1 Aquanet structures are arranged in a 2 ½ dimensional space where the graphical appearances of objects overlap. 0 33 0 null 0 32 4 Aquanet structures are arranged in a 2 ½ dimensional space where the graphical appearances of objects overlap. Aquanet can create the multiple view of a single Aquanet object. 0 32 0 null 0 31 0 1 _image String 0 0 1 C:\Documents and Settings\Murphy\Picture1.jpg 0 31 0 null 0 30 3 The figure is about knowledge structures and graphic appearances. In the figure A & B, the bracketed slot names are slot value items. 0 95 0 null 0 97 0 0 30 0 null 0 29 2 The figure is about knowledge structures and graphic appearances. In the figure A & B, the bracketed slot names are slot value items. 0 94 0 null 0 95 0 0 93 0 null 0 96 0 0 92 0 null 0 98 0 0 91 0 null 0 99 0 0 90 0 null 0 2 0 0 29 0 null 0 28 1 Slot values: value of a named slot which will be rendered into slot value item 0 28 0 null 0 27 1 Graphic elements: lines, circles, squares, etc. 0 27 0 null 0 26 1 Graphic appearances can contain two types of items. 0 26 0 null 0 25 1 Instance of some type 0 25 0 null 0 24 2 Relations (links) - Slot may have other Aquanet objects 0 89 0 null 0 21 0 0 24 0 null 0 23 2 Basic objects (nodes) - Slot values are restricted to be primitive data types 0 88 0 null 0 20 0 0 23 0 null 0 22 1 Every Aquanet object is made up of an unordered set of named, typed slots 0 22 0 null 0 21 0 0 87 0 null 0 93 0 0 21 0 null 0 20 0 0 86 0 null 0 92 0 0 20 0 null 0 19 6 - Specifiable of element & interconnection - Extendable knowledge structuring scheme - WYSIWID (What You See Is What I Did) - Multiple views of the same structure - Composable knowledge structuring scheme - Negotiation about the contents 0 85 0 null 0 79 0 0 84 0 null 0 78 0 0 83 0 null 0 6 0 0 82 0 null 0 15 0 0 81 0 null 0 94 0 0 80 0 null 0 93 0 0 9 0 null 0 9 1 Complex relations as a richer linking model 0 8 0 null 0 8 1 Centering interaction on a network overview 0 7 0 null 0 7 3 Functionality of systems vs. need of users - Nodes & local connection vs. global view - Simple node-link data model vs. richer model 0 6 0 null 0 6 0 0 5 0 null 0 5 3 Goal - To explore the utility of hypertext facilities in the realm of knowledge representation - To broaden the understanding of hypertext's representational characteristics 0 4 0 null 0 4 3 Aquanet - Hypertext tool for knowledge structuring tasks - Interpret information & organize ideas 0 3 0 null 0 3 3 Dual nature of hypertext - much effort had been focused on the information management & presentation - <> relatively little attention on the Information representation 0 2 0 null 0 2 0 1 _nav_link String 0 0 1 6 0 1 0 null 0 1 0 1 Aquanet String 0 0 1 a hypertext tool to hold your knowledge in place 0 19 0 null 0 18 2 6 requirement for design and development of Aquanet. (bsed on the observation and other experience) 0 18 0 null 0 17 3 The authors found that knowledge structuring tasks are... - Frequently collaborative - Semi-synchronous rather than tightly-coordinated synchronous collaboration 0 17 0 null 0 16 1 Observation of knowledge structuring tasks 0 16 0 null 0 15 0 0 14 0 null 0 14 1 Based on those discrepancies, aquanet... 0 79 0 null 0 92 0 0 13 0 null 0 13 2 Two lines of research had highlighted the discrepancies between (1) functionality of information management & presentation hypertext systems (2) need of users engaged in knowledge structuring tasks 0 78 0 null 0 91 3 The figure shows Argument relation. - contains three entity-valued slots, Grounds, Conclusion, and Rationale. - In graphic appearance one of the line is selected and its color has changed to red and line width has changed to 2. 0 12 0 null 0 12 4 gIBIS A graphical version of IBIS (Issue-Based Information System) A map-based hypertext Designed to support the construction and maintenance of constrained knowledge structure. 0 77 0 null 0 90 1 allows users to name a type, list its supertypes, define its slots and specify its graphic appearance. 0 11 0 null 0 11 2 Aquanet brings together two lines of hypertext research - NoteCards & gIBIS 0 76 0 null 0 89 0 0 10 0 null 0 10 1 hypertext is powerful because of its dual nature. 0 75 0 null 0 88 2 - Users develop and modify schemas. - Argument relation is selected for editing. (fig) 0 74 0 null 0 87 0 0 73 0 null 0 86 0 0 72 0 null 0 85 2 (b) but in the new relation, it will fill the Conclusion slot. 0 71 0 null 0 84 2 (a) Selected object is already Grounds for one argument, 0 70 0 null 0 83 0 0 69 0 null 0 82 0 0 68 0 null 0 81 0 0 67 0 null 0 80 1 The pane on the left side of the window is a scrollable view onto the full structure. 0 66 0 null 0 79 0 0 65 0 null 0 78 0 0 64 0 null 0 77 3 Individual knowledge structures -> discussions - Each discussion uses a single schema 0 63 0 null 0 76 0 0 62 0 null 0 75 0 0 61 0 null 0 74 3 Aquanet schemas include (1) Type editor (fig 6) (2) Schema editor (fig 7) 0 60 0 null 0 73 1 Aquanet provides users to customize knowledge structures by a schema that defines a set of allowable basic object & relation types. 0 1200 800 0 0 13 29 object -99 578 146 446 296 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 0 30 object -99 578 149 450 249 235130130 1303030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 0 28 object -99 357 96 316 44 23520090 15013030 1 false false false false true 0 0 0 dialog 12 000 10 0 0 0 00 0 32 object -99 689 149 191