Sudarshan S. Chawathe

• Research Interests:
  semistructured data, streaming data, peer-to-peer systems, autonomous environments, data exploration and mining, differencing, and change management.
• Contact Information:
  • Office: Neville Hall, Room 224.
  • Office hours for Fall 2009: (Please check for changes.)
    Tuesdays & Thursdays
    8:00--8:30 a.m., 10:30--11:00 a.m.,
    1:45--2:00 p.m., & 3:15--3:30 p.m.
    or by appointment. (Use email.)
  • Phone: +1-207-581-3930
  • Fax: +1-207-581-4977
  • Email: (the first four letters of my last name)@cs.umaine.edu.
    I do not accept email attachments in formats other than PDF, PostScript, and ASCII plain text.
  • GPG (GnuPG) public key (ASCII armored).
    Key fingerprint = 06B3 8838 766F DBC6 C174 066C 0B89 5ECE 189A 4AB7
  • Mailing address:

    	      Department of Computer Science
    	      5752 Neville Hall, Room 224
    	      University of Maine
    	      Orono, ME 04469-5752
    	    

  • Biographical sketch.
• Classes:
  • Current (Fall 2009):
    • Introduction to Data Structures (COS 226).
    • Database Management Systems (COS 480/580).
    • Capstone 1 (COS 397).
    • Capstone 2 (COS 497).
  • Past:
    • Introduction to Data Structures: Fall 2008; Fall 2007.
    • Database Management Systems: Fall 2008; Fall 2007; Fall 2006; Fall 2005; Spring 2005. Fall 2004: Fall 2003; Fall 2002; Fall 2001; Fall 2000; Fall 1999; Spring 1999.
    • Advanced Topics in Database Systems: Spring 2007; Spring 2006; Spring 2004; Spring 2003; Spring 2002; Spring 2001; Spring 2000.
    • Capstone 1: Spring 2009; Spring 2008.
    • Capstone 2: Spring 2009; Spring 2008.
    • An Honors Tutorial on Literate Programming and Programming Fundamentals (HON 313).
    • Database Module for Computational Methods in Genomics (MAT 500)
    • Webology/XML (CMSC 828C); Fall 1999.
• Projects:
  • Project 301: Cyberinfrastructure for Climate-Change Research.
  • Older: XSQ; SEuS. VQBD. Cextor; NSF: IIS-0081860; IIS-9984296.
• Publications:
  A list with links to abstracts, papers, and citations.
• Miscellany:
  • _USf^UF (ALPHA) is a System for University Folk. You may wish to consult it for a catalog of courses at UMaine.
  • Nutrient Database.
    Try McDonald's or Burger King or ice cream.
  • The red-black trees.
  • stdiff: a simple tree comparison program.
  • A modified htmlslide program for generating HTML- and CSS- based slideshows for pictures.
  • Capstone Guide.
  • A simple implementation of Shellsort in Ruby.
  • Maine driving directions.