The following articles are from "Proceedings of the Ninth International Conference on Human-Computer Interaction":
Sears, Andrew and Arora, R. (2001): An Evaluation of Gesture Recognition for PDAs. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1-5.
Lindstrom, Kari and Kyla-Setala, E. (2001): Use of Information Technology in the Retail and Wholesale Trade, and the Quality of Work Life. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 10-13.
Kamejima, K. (2001): Collective Intelligence via Robotic Communication-From the Viewpoint of Computational Human Vision Modeling. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1000-1004.
Yenisey, M. M. (2001): A Distance Learning Case Study in Turkey: An Example from Istanbul Technical University. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1003-1006.
Nakayasu, H. (2001): Collective Intelligence via Robotic Communication-From the View Point of Computer Aided Education. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1005-1009.
Maad, S., Beynon, M. and Garbaya, S. (2001): Realising Virtual Trading: What Price Virtual Reality?. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1007-1011.
Allie, P. (2001): Leveraging the Knowledge of an Ergonomics Community of Practice. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 101-103.
Stallman, L. E. (2001): Recent Investigations of User Interface Improvements for a Military Wearable Computer System. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 101-105.
Hamada, T. (2001): Collective Intelligence via Robotic Communication-From the View Point of Social Safety Systems. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1010-1014.
Kim, H., Kim, S., Koo, B., Choi, B. and Oh, W. (2001): Test Bed System of Image-Based Rendering as VRML Extension. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1012-1016.
Coppin, P., Wagner, M. and Li, J. (2001): Collective Intelligence via Robotic Communication-From the View Point of Robotic Networks. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1015-1019.
Hofmann, J. and Bubb, H. (2001): Four Ways of "Being There": Combined Effects of Immersion and Pictorial Realism on the Sense of Presence in Virtual Environments. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1017-1021.
Gworys, B. (2001): Computer Method of Establishing the Foetus' and Infants' Age. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1020-1024.
Lee, S. and Lee, H. S. (2001): Subjective Intensity Scaling to Vibrotactile Stimulation on the Hand for a Glove System. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1022-1025.
Foltarz, A. (2001): Laterna Magica-Future Architecture in Neuromntic Relation Pose of Customers. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1025-1029.
Oehme, O., Wiedenmaier, S., Schmidt, L. and Luczak, Holger (2001): Empirical Studies on an Augmented Reality User Interface for a Head Based Virtual Retinal Display. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1026-1030.
Alvarado, C. and Sesto, M. (2001): Results of a Symptom Questionnaire on Selected Departments of Office Workers at a Large Teaching and Research Institution. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1030-1034.
Breining, R., Bauer, W., Gaggioli, A. and Widlroither, H. (2001): Influence of Different Visualization Techniques of 3D Free-Form Surfaces on Perceptual Performance in a CAVE. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1031-1035.
Wittenberg, C. (2001): The Virtual Process Visualization Method for Industrial Process Control. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1036-1040.
Fuchs, M. (2001): Delighting the Customer-Merlin (Helicopter) Mk1: A Candid Human Factors Case Study. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 104-108.
Lawson, B. D. (2001): Changes in Subjective Well-Being Associated with exposure to Virtual Environments (VEs). In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1041-1045.
Lawson, B. D. (2001): The Use of Real or Apparent Body Motion to Enhance Virtual Displays. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1046-1050.
Stanney, Kay M., Kingdon, K. and Kennedy, Robert S. (2001): Human Performance in Virtual Environments: Examining User Control Techniques. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1051-1055.
Gross, D. C. and Stanney, Kay M. (2001): Toward a Theory of Affordance Based Design of Virtual Environments. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1056-1060.
Burgee, L. E. (2001): Internationalization of Websites: The Next Great Challenge in Interface Design. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 106-110.
Kennedy, Robert S., Lane, N. E., Stanney, Kay M., Lanham, S. and Kingdon, K. (2001): Use of a Motion Experience Questionnaire to Predict Simulator Sickness. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1061-1065.
Bonnardel, N. and Chevalier, Aline (2001): How do Designers of Web Sites Take into Account Constraints and Ergonomic Criteria?. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1066-1070.
Lergier, R. and Resnick, M. (2001): Task-Based Analysis of Internet Search Output Fields. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1071-1075.
Karvonen, K. (2001): Signs of Trust. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1076-1080.
North, S. M. and North, M. M. (2001): An Analysis of Technology Leaders' Attitude Toward Virtual Cyberspace Technology. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1081-1085.
McCrickard, D. Scott (2001): The Effect of Changes in Information Access Times on Hypertext Choices. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1086-1090.
Laarni, J. and Kojo, I. (2001): Reading Financial News from PDA and Laptop Displays. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 109-113.
Padovani, S. and Lansdale, Mark W. (2001): Matching Navigational Aids to the Task. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1091-1095.
Hayward, W. G. and Tong, K.-K. (2001): The Influence of Language Proficiency on Web Site Usage with Bilingual Users. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1096-1099.
Vice, J. M., Lathan, C. E. and Sampson, J. (2001): Development of a Gesture-Based Interface for Mobile Computing. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 11-15.
Chen, C. and Cribbin, Timothy (2001): Visualising and Animating Visual Information Foraging in Context. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1100-1104.
Franz, H. (2001): How Rich is the World-Wide-Web?. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1105-1109.
Lazar, Jonathan and Norcio, A. F. (2001): An Exploratory Study of Situational Error on the Web. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 111-114.
Cipolla-Ficarra, F. V. (2001): Panchronic for Active Media. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1110-1114.
Montania, R. and Resnick, M. (2001): Promoting On-line Customer Confidence through Page Design. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1115-1119.
Medeia, M. N., Viana, L., Ehmman, V. M. and Alvao, C. R. Mont (2001): Navigability in Search Sites of Brazilian Internet. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1120-1124.
Mase, M. and Yamada, S. (2001): Development and Evaluation of an Information Retrieval System for User Groups and the WWW. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1125-1129.
Hofmann, M. and Lang, M. (2001): User Appropriate Plan Recognition for Adaptive Interfaces. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1130-1134.
Sunayama, W. and Yachida, M. (2001): Interactive Discovery for Acquiring Trends of Web Information. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1135-1139.
Sen, R. N., Ifarn, C. and Ahmad, M. I. (2001): Ergonomic Improvements of New E-Commerce and Conventional Retail Shopping Systems from Users' Points of View in Malaysia. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 114-118.
Nagino, N. and Yamada, S. (2001): Assistance of Web Browsing by Indicating the Future Web Pages. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1140-1144.
Mandl, T. and Eibl, M. (2001): Evaluating Visualizations: A Method for Comparing 2D Maps. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1145-1149.
Noiwan, J. and Norcio, A. F. (2001): Designing for Effective Information Presentation: The Effects of Cultural Differences on Speed, Accuracy, and Perceptions on Usability and Aesthetics. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 115-119.
Reiterer, Harald, Mann, T. M. and Mussler, G. (2001): Visual Information Retrieval for the WWW. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1150-1154.
Zhang, K. and Cao, J. (2001): Toward a Human-Web Interface. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1155-1159.
Borner, K. (2001): iScape: A Collaborative Memory Palace for Digital Library Search Results. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1160-1164.
Naumann, A., Waniek, J., Krems, J. F. and Hudson-Ehle, D. (2001): User Behavior in Hypertext Based Teaching Systems. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1165-1169.
Shibuya, Y. and Tsujino, Y. (2001): Mutual Evaluation and Situation Map to Encourage the Participation in Web-based Conferencing. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1170-1174.
Stempfhuber, M., Hermes, B., Demicheli, L. and Lavalle, C. (2001): MURBANDY: A Dynamic One-Screen User Interface to GIS Data. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1175-1179.
Duda, S., Schiessl, M. and Fischer, R. (2001): The Relation of Usability and Branding of Financial Web Sites. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1180-1184.
Vokar, S., Mariage, C. and Vanderdonckt, Jean M. (2001): Log Files Analysis to Measure the Utility of an Intranet. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1185-1189.
Wissen, M. and Ziegler, Jurgen (2001): Creativity Support in System and Process Design. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 119-123.
Ahrend, A. and Duda, S. (2001): Too Many Tools - Overtooling the Web: A Usability Study on Internet Viewbars. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1190-1194.
Pribeanu, C., Mariage, C. and Vanderdonckt, Jean M. (2001): A Corpus of Design Guidelines for Electronic Commerce Web Sites. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1195-1199.
Jennings, D. K. (2001): Abstract Interfaces in Three-Dimensional Space. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 120-124.
Frank, V. and Osburn, P. (2001): Getting Off to a Good Start: The Tricky Business of the Discovery and Design Phase. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1200-1202.
Lutsch, C. and Ertle, B. (2001): User Expectations and Iterative Design: A Case Study. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1203-1207.
Schiessl, M., Duda, S. and Fischer, R. (2001): Kids' Space. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1208-1211.
Vanderdonckt, Jean M. (2001): Some Preliminary Investigation about the Organization of User Interface Design Guidelines. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1212-1217.
Vayrynen, S., Tormanen, M., Tornberg, V. and Prykari, T. (2001): User Interface and Other Features of a Videotelephone Set Aimed at the Elderly-A Pilot Assessment of Depth and Breadth Trade-off of Screen Menus. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1218-1221.
Fu, X., Zhou, G. and Tham, M.-P. (2001): The Usability of On-Line Shop in China. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1222-1226.
Guan, S.-S. (2001): A Study of Evaluating E-Commerce Web From the Viewpoint of Usability Engineering: A Case Study of TicketSelling System of Taiwan Railway Web. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1227-1231.
Hsu, C.-C. and Hwang, S.-L. (2001): The User Interface of an Engineering Data Management System on WWW. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1232-1236.
Rau, P.-L. P. and Liang, S.-F. M. (2001): Internationalization and Localization: Designing for Asian Users. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1237-1241.
Thies, P. and Ziegler, Jurgen (2001): Hybrid Modeling of Team-Oriented Processes. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 124-128.
Rau, P.-L. P. and Fang, X. (2001): Cultural Differences in Web Development. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1242-1246.
Dimitrova, M., Sharp, Helen and Wilson, S. (2001): Why Do Experts Predict False Alarms? An Empirical Investigation into the Validity of Expert Evaluations of Instructional Multimedia Software. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1247-1251.
Piyawat, T. and Norcio, A. F. (2001): Practical Approaches to Fuzzy Object-Oriented User Modeling. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 125-129.
Bora, W. D., Jedrysik, P. A., Moore, J. A. and Stedman, T. A. (2001): Wireless Interaction for Large Screen Displays. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1252-1256.
Huerst, W. and Mueller, R. (2001): The AOF (Authoring on the Fly) System as an Example for Efficient and Comfortable Browsing and Access of Multimedia Data. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1257-1261.
Rigas, D., Yu, H., Memery, D. and Howden, D. (2001): Combining Speech with Sound to Communicate Information in a Multimedia Stock Control System. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1262-1266.
Lee, E. (2001): North American Videotex: Bringing Computer Networks to the Public Too Soon. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1267-1271.
Lindgaard, Gitte (2001): From the Ashes of Disaster into a Human Factors Boom: The Legacy of Large Databases. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1272-1276.
Griffiths, J. (2001): Political, Social and Commercial Problems of Rolling Out ISDN in the UK. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1277-1281.
Whalen, Thomas (2001): Next Big Things That Were Not. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1282-1286.
Hollis, J. E. L., Choo, H. W., Takel, S. and Morrison, J. (2001): Human-Computer Interaction System Design. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1287-1291.
Nippa, M. and Hachenberger, J. (2001): Information Economics Based Strategies of Protecting Intellectual Property in the Internet-Age. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 129-133.
Suzuki, K. (2001): Effects of Computer Freezes on Physiological Measures. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1292-1295.
Yoshitake, R. and Satoh, M. (2001): A Study of Ergonomic Requirements for Japanese Character Sizes and Matrixes on Computer Displays. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1296-1300.
Denenberg, D. (2001): Color as Communication: Nontextual Methods for the Conveyance of Information. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 130-133.
Mizuta, H., Aoki, Y. and Yana, K. (2001): A New Index for Characterizing the Respiratory Heart Rate Variability. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1301-1303.
Fukuzumi, S. and Kobayashi, M. (2001): Evaluation of Keyboards for Personal Computers--Performance, Subjective Evaluation and EMG Study. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1304-1308.
Groh, L. and Bocker, M. (2001): On the Usability of User Manuals. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1309-1313.
Rathke, C., Wischy, M. A. and Ziegler, Jurgen (2001): Semantic Lenses: Exploring Large Information Spaces More Efficiently. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1314-1317.
Andersen, H. B., Pedersen, C. R. and Andersen, H. H. K. (2001): Using Eye Tracking Data to Indicate Team Situation Awareness. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1318-1322.
Hansen, John Paulin, Hauland, G. and Andersen, H. B. (2001): Combined Analysis of Verbal Protocols and Eye Movements. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1323-1327.
Itoh, K., Arimoto, M. and Akachi, Y. (2001): Eye-Tracking Applications to Design of New Train Interface for the Japanese High-speed Railway. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1328-1332.
Pomplun, M., Ivanonic, N., Reingold, E. M. and Shen, J. (2001): Empirical Evaluation of a Novel Gaze-Controlled Zooming Interface. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1333-1337.
Reingold, E. M., Loschky, L. C., Stampe, D. M. and Shen, J. (2001): An Assessment of a Live-Video Gaze-Contingent Multi-Resolutional Display. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1338-1342.
Millard, N. (2001): Creating the Customer Experience: Holistic Interaction Design from Website to Call Center and Beyond. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 134-136.
McGee, D. R. and Cohen, P. R. (2001): Augmenting Physical Tools: Bridging the Chasm of Late Adoption with Multimodal Language. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 134-138.
Weber, S. and Andersen, H. B. (2001): Pilots' Eye Fixations During Normal and Abnormal Take-Off Scenarios. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1343-1347.
Miyoshi, M., Shimoshio, Y., Koga, H., Shimoda, M. and Uchimura, K. (2001): A Spacing Method for Readable Arrangement of Characters. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1348-1352.
Aoki, H. and Itoh, K. (2001): Eye-Tracking Analysis of Priming Effects of Pre-Watched Television Commercials on Reading Patterns of Printed Advertisements. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1353-1357.
Dumais, Susan and Czerwinski, Mary (2001): Building Bridges from Theory to Practice. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1358-1362.
Strybel, Thomas Z. and Guettler, D. L. (2001): The Effectiveness of Visual vs. Auditory Cues in Visual Search Performance: Implications for the Design of Virtual Environments. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1363-1367.
Vu, K.-P. L. and Proctor, Robert W. (2001): Stimulus-Response Compatibility in Interface Design. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1368-1372.
Jakala, M. and Mikkola, L. (2001): Technology Makes You Feel Better? Attempts to Mediate Social Support Through Technology in Health Care. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 137-141.
Durso, F. T., Crutchfield, J. M. and Batsakes, P. J. (2001): Cognition in a Dynamic Environment. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1373-1377.
Herrmann, D. and Yoder, C. (2001): Keeping Up with Busy Schedules: Using Personal Data Assistants (PDAs) Effectively. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1378-1381.
Kiekel, P. A., Cooke, N. J., Foltz, Peter W. and Shope, S. M. (2001): Automating Measurements of Team Condition through Analysis of Communication Data. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1382-1386.
Lightner, N. J. (2001): Strategies for Designing Usable Interfaces for Internet Applications. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1387-1389.
Sadowski, W. J. (2001): Capabilities and Limitations of Wizard of Oz Evaluations of Speech User Interfaces. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 139-143.
Weber, H. and Stephanidis, Constantine (2001): Enabling Universal Access--Minimum Requirements for Content Preparation. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1390-1394.
Stanney, Kay M. (2001): Industry Design Practices: Differences in the Approach to Design Conceptualization. In: Proceedings of the Ninth International Conference on Human-Computer Interaction 2001. pp. 1395-1399.