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ICASSP
2010
IEEE
13 years 8 months ago
Anti-forensics of JPEG compression
The widespread availability of photo editing software has made it easy to create visually convincing digital image forgeries. To address this problem, there has been much recent w...
Matthew C. Stamm, Steven K. Tjoa, W. Sabrina Lin, ...
ICASSP
2010
IEEE
13 years 8 months ago
Graph-spectrum-based neural spike features for stereotrodes and tetrodes
Extracellular recording of neural signals records the action potentials (known as spikes) of neurons adjacent to the electrode as well as the noise generated by the overall neural...
Yasser Ghanbari, Panos Papamichalis, Larry Spence
BIOSYSTEMS
2007
84views more  BIOSYSTEMS 2007»
13 years 8 months ago
Evidence for transmitter operated electrical synapses (TOES) in ampullary electroreceptor organs
Afferent fibres of ampullary electroreceptor organs in electrosensitive fish fire spontaneously, that is, they fire without external stimulus. In the past it has been postulat...
Rob C. Peters, Franklin Bretschneider, Mieke L. St...
CGF
2008
200views more  CGF 2008»
13 years 8 months ago
Deep Opacity Maps
We present a new method for rapidly computing shadows from semi-transparent objects like hair. Our deep opacity maps method extends the concept of opacity shadow maps by using a d...
Cem Yuksel, John Keyser
CGF
2008
75views more  CGF 2008»
13 years 8 months ago
Extraction Of Feature Lines On Surface Meshes Based On Discrete Morse Theory
We present an approach for extracting extremal feature lines of scalar indicators on surface meshes, based on discrete Morse Theory. By computing initial Morse-Smale complexes of ...
Jan Sahner, Britta Weber, Steffen Prohaska, Hans L...