2011

• (Oct. and Nov.) Prof. Zanibbi gave talks on math recognition and retrieval research in the DPRL at the Rochester chapter meetings for the SPIE and IEEE Computer Society (slides are available from the IEEE web page).
• (Sept.) The lab welcomes Siyu Zhu to the lab. Siyu is a PhD student in Imaging Science, and will be working on math retrieval using images.
• (Sept.) Thomas Schellenberg, Prof. Yuan and Prof. Zanibbi's paper Layout-based substitution tree indexing and retrieval for mathematical expresions has been accepted for presentation at Document Recognition and Retrieval 2012.
• (Sept.) Lei Hu and Prof. Zanibbi presented research papers on HMM-based math symbol recognition and image-based math retrieval, along with a poster describing a new metric for evaluating math recognition systems at ICDAR 2011 in Beijing. The metric was developed in collaboration with researchers from Universite de Nantes (France) and Queen's University (Canada).
• (Aug.) Ben Holm has successfully defended his MSc thesis, Evaluation of RSL History as a Tool for Assistance in the Development and Evaluation of Computer Vision Algorithms.
• (July) The lab welcomes Lane Lawley. Lane is a second-year RIT BSc Computer Science student who has volunteered to assist Bo Ding with his research into text detection in natural scenes.
• (July) Prof. Zanibbi and Prof. Dorothea Blostein's survey on recognition and retrieval of mathematical notation has been accepted for publication in the International Journal on Document Analysis and Recognition.
• (June) Lei Hu, Li Yu, Amit Pillay, and Prof. Zanibbi have had three papers accepted for the International Conference on Document Analysis and Recognition being held in Beijing, China this fall. Both Lei and Li's papers were accepted for oral presentation at the conference (see the Publications link, above).
• (June) Prof. Zanibbi will receive his third US Patent in late June for work on business document region labeling with John Handley and other researchers from the Xerox Research Center in Webster, NY.
• (May) Congratulations to Lei Hu, who has successfully passed his first-year PhD student assessment (roughly speaking, his 'comprehensives').
• (May) The lab welcomes Bo Ding, an MSc in Imaging Science student to the lab. Bo will continue David's work on detecting text in video.
• (May) David Snyder has successfully defended his MSc in Imaging Science, titled "Text Detection in Natural Scenes through Weighted Majority Voting of DCT High Pass Filters, Line Removal, and Color Consistency Filtering".
• (May) The lab will present a system for pen/finger-based math entry at ImagineRIT on May 7th that runs on iPads, as well as desktops and laptops. Please note that this system is only in its early stages. A link to the interface is provided above under the Software link.
• (April) The lab welcomes Kevin Hart to the lab. Kevin will be completing an NSF REU (Research Experience for Undergraduates) project in the lab this summer.
• (March) Prof. Zanibbi has been awarded an NSF REU supplement for his math recognition and retrieval research project.
• (Jan.) David Snyder has been awarded an RIT Center for Imaging Science Research Micro-Grant, "Increasing the Security of Video CAPTCHAs through Text Detection and Removal."
• (Jan. 2011) Prof. Zanibbi will be the conference co-chair for Document Recognition and Retrieval 2012, and will be the conference chair in 2013.

2010

• (Nov. 2010) The lab welcomes Thomas Schellenberg to the lab. Thomas will be working with Prof. Zanibbi and Prof. Bo Yuan on math retrieval.
• (Sept. 2010) The lab welcome Richard Pospesel. Richard will be working on math recognition and retrieval interfaces.
• (Aug. 2010) Prof. Zanibbi and Prof. Bo Yuan have had a paper on mathematical information retrieval accepted at the Document Recognition and Retrieval XVIII Conference being held in San Francisco this coming January.
• (Aug. 2010) The lab welcomes Lei Hu, who is starting his PhD in Computing and Information Science this fall. Lei will be working on math recognition and retrieval.
• (Aug. 2010) Prof. Zanibbi has been awarded a research grant for work on math recognition and retrieval from the National Science Foundation (NSF).
• (May 2010) Richard Pospesel, a Master's student in the RIT Computer Gaming Program will continue Amit Srinet's work on recognition of machine drawings at InspectionEasy (a Rochester company) over the summer. Richard was a student in Prof. Zanibbi's Pattern Recognition course (Winter 2009).
• (May 2010) Li Yu's Pen-Based Math Search work was presented at Imagine RIT. Li also recently completed his MS thesis, entitled Image-Based Math Retrieval Using Handwritten Queries.
• (May 2010) Amit Srinet will be working at Virtual Solutions in Cambridge, MA this summer.
• (Mar. 2010) The lab welcomes Ben Holm. He will be working on the Recognition Strategy Language under the supervision of Prof. Zanibbi and Prof. Fluet.
• (Mar. 2010) Amit Srinet is working with InspectionEasy (a Rochester company) on the recognition of machine drawings. The DPRL is acting as a consultant for the project.
• (Feb. 2010) A poster on Amit Pillay and Prof. Zanibbi's neural combination of 2D math notation parsers was presented as poster at the CEIS University Technology Annual Showcase on Feb. 25.
• (Feb. 2010) The RIT Center for Imaging Science has awarded funds to support research on Video CAPTCHAs during the summer of 2010 (to be carried out by Dave Snyder and Prof. Zanibbi).

2009

• (Nov. 2009) The lab welcomes Dave Snyder (Imaging Science Master's student) as a new member.
• (Nov. 2009) Ling Ouyang has defended and submitted his Master's Thesis, A Symbol Layout Classification for Mathematical Formulas Using Layout Context.
• (Nov. 2009) Video CAPTCHAs were written about in the November/Decmber issue of the RIT Newspaper, the RIT Athenaeum.
• (Oct. 2009) The lab welcomes Amit Srinet (Computer Science Master's student) as a new member.
• (Sept. 2009) Ling Ouyang will present his paper, Identifying Layout Classes for Mathematical Symbols using Layout Context at the IEEE Western New York Image Processing Workshop
• (July 2009) Kurt Kluever's video CAPTCHA work has been featured in a story at ZDNet UK
• (July 2009) R. Zanibbi, D. Blostein, and J. Cordy's paper White-Box Evaluation of Computer Vision Algorithms through Explicit Decision-Making has been accepted for podium presentation at the International Conference on Computer Vision Systems.
• (May 2009) Li Yu, Ling Ouyang, and Amit Pillay have had abstracts accepted for presentation at the 3rd International Workshop on Pen-Based Mathematical Computation.
• (April 2009) Amit Pillay has been awarded a CS Department Graduate Alumni Scholarship
• (April 2009) Ines Pavon has been awarded the Outstanding 5th Year Student award, and was recently accepted for graduate study by the University of California at San Diego (UCSD)
• (April 2009) Kurt Kluever and Richard Zanibbi have had a paper on YouTube-based video CAPTCHAs accepted for presentation at the 2009 Symposium on Usable Privacy and Security
• (February 2009) The DPRL will be presenting work in pen-based equation editing and video CAPTCHAs at the "WOW! Center" (Field House) during ImagineRIT (May 2, 2009)
• (Feburary 2009) The lab's director was mentioned in a newspaper article published in the Democrat and Chronicle, regarding participation in the Center for Electronic Imaging Systems (CEIS) University Technology Showcase.
• (January 2009) Richard Zanibbi gave a talk on video CAPTCHAs at the Center for Imaging Science at RIT. The talk can be seen online here (requires Adobe Acrobat Connect).

2008

• (November, 2008) The DPRL received a CAT-EIS Grant (NYSTAR) to support research into algorithms and tools for intelligently combining document recognition algorithms.
• (November, 2008) Richard Zanibbi gave an invited talk at the University of Surrey (UK), entitled Balancing Security and Usability in a Video CAPTCHA.
• (September, 2008) Kurt Kluever and Richard Zanibbi's abstract, Video CAPTCHAs: Usability vs. Security has been accepted for presentation at the 2008 IEEE Western New York Image Processing Workshop.
• (August, 2008) Kurt Kluever has successfully defended his Master's thesis, Evaluating the Usability and Security of a Video CAPTCHA. You can try Kurt's video-based CAPTCHA (a test to distinguish humans from programs ('bots') online) by clicking here.