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Predicting individual priorities of shared activities using support vector machines

Published: 06 November 2007 Publication History

Abstract

Activity-centric collaboration environments help knowledge workers to manage the context of their shared work activities by providing a representation for an activity and its resources. Activity management systems provide more structure and organization than email to execute the shared activity but, as the number of shared activities increases, it becomes more and more difficult for users to focus on important activities that need their attention. This paper describes a personalized activity prioritization approach implemented on top of the Lotus Connections Activities management system. Our prototype implementation allows each user to view activities ordered by her/his predicted priorities. The predictions are made using a ranking Support Vector Machine model trained with the user's past interactions with the activities system. We describe the prioritization interface and the results of an offline experiment based on data from 13 users over 6-months. Our results show that our feature set derived from shared activity structures can significantly increase prediction accuracy compared to a recency baseline.

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  • (2020)A Systematic Review of Personalized Collaborative SystemsFrontiers in Computer Science10.3389/fcomp.2020.5626792Online publication date: 26-Nov-2020
  • (2009)The 3A contextual ranking systemProceedings of the third ACM conference on Recommender systems10.1145/1639714.1639791(373-376)Online publication date: 23-Oct-2009
  • (2009)Collaborative workflow assistant for organizational effectivenessProceedings of the 2009 ACM symposium on Applied Computing10.1145/1529282.1529340(273-280)Online publication date: 8-Mar-2009

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cover image ACM Conferences
CIKM '07: Proceedings of the sixteenth ACM conference on Conference on information and knowledge management
November 2007
1048 pages
ISBN:9781595938039
DOI:10.1145/1321440
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Published: 06 November 2007

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Author Tags

  1. activity flood
  2. activity-centric collaboration
  3. knowledge worker
  4. prioritization
  5. ranking
  6. support vector machine

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Cited By

View all
  • (2020)A Systematic Review of Personalized Collaborative SystemsFrontiers in Computer Science10.3389/fcomp.2020.5626792Online publication date: 26-Nov-2020
  • (2009)The 3A contextual ranking systemProceedings of the third ACM conference on Recommender systems10.1145/1639714.1639791(373-376)Online publication date: 23-Oct-2009
  • (2009)Collaborative workflow assistant for organizational effectivenessProceedings of the 2009 ACM symposium on Applied Computing10.1145/1529282.1529340(273-280)Online publication date: 8-Mar-2009

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