KGD photo   Konstantinos (Kosta) Derpanis

    Assistant Professor
    <my first name short >@scs.ryerson.ca

    Department of Computer Science
    Ryerson University   
    George Vari Engineering and Computing Centre
    Room ENG265
    350 Victoria St.
    Toronto, Ontario, M5B 2K3

    Canada    

    Curriculum Vitae: pdf


Announcements:


Research Interests
:
Current Students:

Publications:

Journals

newK.G. Derpanis, M. Sizintsev, K. Cannons and R.P. Wildes, Action Spotting and Recognition Based on a Spatiotemporal Orientation Analysis,  IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), 2013. pdf
Project page: link

newK.G. Derpanis and R.P. Wildes, Spacetime Texture Representation and Recognition Based on a Spatiotemporal Orientation Analysis,  IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), 2012. pdf
Project page
: link

K.G. Derpanis and R.P. Wildes, The Structure of Multiplicative Motions in Natural Imagery, IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), 2009. pdf

K.G. Derpanis, R.P. Wildes and  J.K. Tsotsos, Definition and Recovery of Kinematic Features for Recognition of American Sign Language Movements, Image and Vision Computing (IVC), 2008. pdf

R. Herpers, K. Derpanis, W. J. MacLean, G. Verghese, M. Jenkin, E. Milios, A. Jepson and J.K. Tsotsos, SAVI: An Actively Controlled Teleconferencing System,  Image and Vision Computing (IVC), 2001.


Select conference papers

newM. Zhu, K.G. Derpanis, Y. Yang, S. Brahmbhatt, M. Zhang, C. Phillips and K. Daniilidis, Single Image 3D Object Detection and Pose Estimation for Grasping,  IEEE International Conference on Robotics and Automation (ICRA), 2014.
Project page: link
NSERC Canadian Field Robotics Network (NCFRN) talk slides: pdf, clickable mov 

newWeiyu Zhang, Menglong Zhu and K.G. Derpanis, From Actemes to Action: A Strongly-supervised Representation for Detailed Action Understanding, IEEE International Conference on Computer Vision (ICCV), 2013. pdf
Project page: link

K.G. Derpanis, M. Lecce, K. Daniilidis and R.P. Wildes, Dynamic Scene Understanding: The Role of Orientation Features in Space and Time in Scene Classification, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2012. pdf
Project page: link

R. Anati, D. Scaramuzza, K.G. Derpanis and K. Daniilidis, Robot Localization using Soft Object Detection, IEEE International Conference on Robotics and Automation (ICRA), 2012. link
Video: link

K.G. Derpanis and R.P. Wildes, Classification of Traffic Video Based on a Spatiotemporal Orientation Analysis, IEEE Workshop on Applications of Computer Vision (WACV),  2011. pdf

C.J. Phillips, K.G. Derpanis and K. Daniilidis, A Novel Stereoscopic Cue for Figure-Ground Segregatoin of Semi-Transparent Objects, IEEE Workshop on Challenges and Opportunities in Robot Perception, 2011. pdf

K.G. Derpanis, M. Sizintsev, K. Cannons and R.P. Wildes, Efficient Action Spotting based on a Spacetime Oriented Structure Representation, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2010.
Project page: link

K.G. Derpanis and R.P. Wildes, Dynamic Texture Recognition based on Distributions of Spacetime Oriented Structure, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2010.
Project page
: link
 
K.G. Derpanis and R.P. Wildes, Detecting Spatiotemporal Structure Boundaries: Beyond Motion Discontinuities, Asian Conference on Computer Vision (ACCV), 2009. pdf

K.G. Derpanis and R.P. Wildes, Early Spatiotemporal Grouping with a Distributed Oriented Energy Representation, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2009. pdf
Project page: link

M. Sizintsev, K.G. Derpanis, and A. Hogue, Histogram-Based Search: A Comparative Study, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2008. pdf

K.G. Derpanis, E.T.H. Leung and M. Sizintsev, Fast Scale-Space Feature Representations by Generalized Integral Images, IEEE International Conference on Image Processing (ICIP), 2007. pdf

K.G. Derpanis and J.M. Gryn, Three-Dimensional nth Derivative of Gaussian Separable Steerable Filters, IEEE International Conference on Image Processing (ICIP) 2005. pdf

K.G. Derpanis, R.P. Wildes, and J.K. Tsotsos, Hand Gesture Recognition within a Linguistics-Based Framework, European Conference on Computer Vision (ECCV), 2004.


Dissertations

On the Role of Representation in the Analysis of Visual Spacetime, PhD Dissertation, York University, Toronto, Canada, 2010. pdf

Vision Based Gesture Recognition within a Linguistics Framework, MSc Thesis,  York University, Toronto, Canada, 2003.


Wordle of my Ph.D. disseration work:

Konstantinos
          disseration wordle


Teaching:

Computer Science 1 CPS109 (Fall 2014)

Introduction to Computer Vision CPS843/CP8307 (Spring 2014)

Digital Computation and Programming for Engineers CPS125 (Spring 2014)

Computer Science 1 CPS109 (Fall 2013)

Introduction to Computer Vision CP8307 (Spring 2013)

Digital Computation and Programming for Engineers CPS125 (Spring 2013)

Machine Perception CIS580 UPenn (Spring 2012, guest lecturer)

- Steerable filters, Harris corner detector and binomial filters (pdf, clickable quicktime)
- Optical flow (pdf, clickable quicktime)

Collection of computer vision notes (link)




Last Updated: September 4, 2014.