+ Visit NASA.gov + Contact NASA   + Home Select Search Field * All Report - Patent Number Abstract *Accession Number *NASA Center *Author NameDocument IDKeywordsPublication Date *Title * Find Results With All of the words At least one of the words Enter Search Term  within returned results    Search Tips: Use only the fields with * to search NIX collection. Enclose terms in double quotation marks (") to search for exact phrases, ie: "space shuttle". NOTE: Commas and dashes are removed from search term by search engine. Select Reset Search button to start a new search. See Help for more tips. + NASA Center + Publication Year + Subject + Availability Options + Item/Media Type Selected Navigations: Author > Chien, S. [x] Sort results by: NASA Center | Date Added to NTRS | Publication Year There are a total of 86 record(s) matching your query. Sorted by: Date Added To NTRS in Descending order 1 2 3 4 5 6 7 8 9 Next  Iterative Repair Planning for Spacecraft Operations Using the Aspen System Author(s): Rabideau, G.; Knight, R.; Chien, S.; Fukunaga, A.; Govindjee, A. Abstract: This paper describes the Automated Scheduling and Planning Environment (ASPEN). ASPEN encodes complex spacecraft knowledge of operability constraints, flight rules, spacecraft hardware, science experiments and operations ... NASA Center: Jet Propulsion Laboratory Publication Year: 2000 Added to NTRS: 2008-06-02 Document ID: 20000052465 Sequence-of-events-driven automation of the deep space network Author(s): Hill, R., Jr.; Fayyad, K.; Smyth, C.; Santos, T.; Chen, R.; Chien, S.; Bevan, R. Abstract: In February 1995, sequence-of-events (SOE)-driven automation technology was demonstrated for a Voyager telemetry downlink track at DSS 13. This demonstration entailed automated generation of an operations procedure (in the ... NASA Center: Jet Propulsion Laboratory Publication Year: 1996 Added to NTRS: 2008-06-02 Accession Number: 96N25261; Document ID: 19960022228 Using Artificial Intelligence Planning to Automate Science Image Data Analysis Author(s): Fisher, F.; Chien, S.; Lo, E.; Mortensen, H.; Greeley, R. Abstract: In recent times, improvements in imaging technology have made available an incredible array of information in image format. NASA Center: Jet Propulsion Laboratory Publication Year: 1999 Added to NTRS: 2006-12-25 Document ID: 20060040605 Integrating Model-based Artificial Intelligence Planning with Procedural Elaboration for Onboard Spacecraft Autonomy Author(s): Knight, R.; Chien, S.; Knight, R.; Gat, E.; Starbird, T.; Gostelow, K.; Keller, B.; Smith, W. Abstract: This paper describes the integration of a model-based planner into a procedural architecture. NASA Center: Jet Propulsion Laboratory Publication Year: 2000 Added to NTRS: 2006-12-25 Document ID: 20060032755 An Automated Rover Command Generation Prototype for the Mars 2003 Marie Curie Rover Author(s): Sherwood, R.; Estlin, T.; Chien, S.; Rabideau, G.; Engelhardt, B.; Mishkin, A. Abstract: This paper discusses a proof-of-concept prototype for ground-based automatic generation of validated rover command sequences from high-level science and engineering activities. NASA Center: Jet Propulsion Laboratory Publication Year: 2000 Added to NTRS: 2006-12-25 Document ID: 20060032782 Using Artificial Intelligence Planning to Automate SAR Image Processing for Scientific Data Analysis Author(s): Fisher, F.; Chien, S.; Lo, E.; Greeley, R. Abstract: In recent times, improvements in imaging technology have made available an incredible array of information in image format. NASA Center: Jet Propulsion Laboratory Publication Year: 1998 Added to NTRS: 2006-12-25 Document ID: 20060041650 Goal-driven Automation of a Deep Space Communications Station: A Case Study in Knowledge Engineering for Plan Generation and Execution Author(s): Hill, R. W., Jr.; Chien, S. A.; Fayyad, K. V.; Chien, S. Abstract: This paper describes the application of Artificial Intelligence techniques for plan generation, plan execution, and plan monitoring to automate a Deep Space Communication Station. This automation allows a Communication ... NASA Center: Jet Propulsion Laboratory Publication Year: 1997 Added to NTRS: 2006-12-25 Document ID: 20060041725 Feature extraction and classification for EO-1 hyperspectral imagery Author(s): Castano, B.; Chien, S.; Cichy, B.; Prentice, S.; Tang, N. Abstract: No Abstract Available NASA Center: Jet Propulsion Laboratory Publication Year: 2003 Added to NTRS: 2006-12-25 Document ID: 20060029317 Replanning Using Hierarchical Task Network and Operator-Based Planning Author(s): Wang, X.; Chien, S. Abstract: In order to scale-up to real-world problems, planning systems must be able to replan in order to deal with changes in problem context. In this paper we describe hierarchical task network and operatorbased re-planning ... NASA Center: Jet Propulsion Laboratory Publication Year: 1997 Added to NTRS: 2006-12-25 Document ID: 20060035483 A Statistical Approach to Adaptive Problem-Solving for Large-Scale Scheduling and Resource Allocation Problems Author(s): Chien, S.; Gratch, J.; Burl, M. Abstract: Our work focuses upon development of techniques for choosing among a set of alternatives in the presence of incomplete information and varying costs of acquiring information. NASA Center: Jet Propulsion Laboratory Publication Year: 1994 Added to NTRS: 2006-12-25 Document ID: 20060037801 1 2 3 4 5 6 7 8 9 Next  + Back to Top + Sponsored by the NASA Scientific and Technical    Information Program + 2004 Vision for Space Exploration + Freedom of Information Act + NASA Web Privacy Policy and Important Notices + NASA Disclaimers, Copyright Notice,    and Terms and Conditions of Use NASA Official: Calvin Mackey Page Curator: NASA Center for AeroSpace Information (help@sti.nasa.gov) Last Updated: July 5, 2007