Multi-touch Interaction

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Window-Shaping: 3D Design Ideation by Creating on, Borrowing from, and Looking at the Physical World

Ke Huo, Vinayak, Karthik Ramani
In Proceedings of the TEI'17: Tenth International Conference on Tangible, Embedded, and Embodied Interaction. ACM. (TEI'17: 37-45) , Yokohama, Japan, Mar., 2017
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Co-3Deator: A Team-First Collaborative 3D Design Ideation Tool

Cecil Piya, Vinayak, Senthil Chandrasegaran, Niklas Elmqvist, Karthik Ramani
In Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2017: 6581-6592), Denver, CO, May 6-11, 2017 (Acceptance Rate: 25%)
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window-shaping-sui

Window-Shaping: 3D Design Ideation in Mixed Reality

Ke Huo, Vinayak, Karthik Ramani
In Proceedings of the 2016 Symposium on Spatial User Interaction, Tokyo, Japan, 2016 Oct.
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FEASY: A Sketch-based Tool for Finite Element Analysis

Sundar Murugappan, Cecil Piya, Maria C. Yang, Karthik Ramani
Journal of Computing and Information Science in Engineering, Volume 16, Issue 3, September 2016
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Proto-TAI++: Exploring perceptually consistent creation of planar shape assemblies through multi-modal tangible interactions

Cecil Piya, Vinayak, Karthik Ramani
Journal of Computing and Information Science in Engineering, Volume 16, Issue 3, September 2016
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RealFusion: An Interactive Workflow for Repurposing Real-World Objects towards Early-stage Creative Ideation

Cecil Piya, Vinayak, Yunbo Zhang, Karthik Ramani
In Proceedings of Graphics Interface 2016, Victoria, BC, Canada
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MobiSweep_FeatureImg

MobiSweep: Exploring Spatial Design Ideation Using a Smartphone as a Hand-held Reference Plane

Vinayak, Devarajan Ramanujan, Cecil Piya, Karthik Ramani
In Proceedings of the Tenth International Conference on Tangible, Embedded, and Embodied Interaction, Netherlands, 2016
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PROTO-TAI: Quick Design Prototyping using Tangible Assisted Interfaces

Cecil Piya, Karthik Ramani
Proceedings of the ASME 2014 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference IDETC/CIE 2014, August 16-20, 2014, Buffalo, NY, USA
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Tracing and Sketching Performance using Blunt-tipped Styli on Direct-Touch Tablets

Sriram Karthik Badam, Senthil Chandrasegaran,Niklas Elmqvist, and Karthik Ramani
Proceedings of the ACM Conference on Advanced Visual Interfaces, May 27-30, Como, Italy. pp. 193-200, 2014
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Figure: Detail of final robot illustration by an artist created using Juxtapoze while freely exploring (10 min). The task log shows substantial
time spent on edits and personalization of constituent shapes.

Juxtapoze: Supporting Serendipity and Creative Expression in Clipart Compositions

William Benjamin, Senthil Chandrasegaran, Devarajan Ramanujan, Niklas Elmqvist, SVN Vishwanathan, Karthik Ramani
Proceedings of the ACM Conference on Human Factors in Computing Systems, April 26 - May 1, Toronto, Canada. pp 341-350, 2014.
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Extended Multitouch: Recovering Touch Posture & Identity Using Depth Cameras on a Pen+Touch Tabletop Interface

Sundar Murugappan, Vinayak, Niklas Elmqvist, Karthik Ramani
Proceedings of ACM Conference on User Interface Software and Technology, 2012
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Center-Shift: An Approach Towards Automatic Robust Mesh Segmentation (ARMS)

Mengtian Sun , Yi Fang , and Karthik Ramani
IEEE Computer Vision and Pattern Recognition (CVPR), 2012
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feasy

FEAsy:A Sketch-based Interface Integrating Structural Analysis In Early Design

Sundar Murugappan and Karthik Ramani
Proceedings of the ASME 2009 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference IDETC/CIE 2009 August 30 - September 2, 2009, San Diego, CA, USA
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beautify_sketch

Towards Beautification of Freehand Sketches using Suggestions

Sundar Murugappan, Subramani Sellamani and Karthik Ramani
SBIM '09: Proceedings of the 6th Eurographics Symposium on Sketch-Based Interfaces and Modeling, New Orleans, Louisiana, 2009, pp 69-76
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