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CHI
2002
ACM
14 years 8 months ago
A flexible 3d sound system for interactive applications
We have developed a 3D sound system for headphones that allows real-time sound source and user displacement in a virtual acoustic environment. Because of a flexible design that us...
Lalya Gaye
ACL
1997
13 years 9 months ago
Approximating Context-Free Grammars with a Finite-State Calculus
Although adequate models of human language for syntactic analysis and semantic interpretation are of at least contextfree complexity, for applications such as speech processing in...
Edmund Grimley-Evans
TIP
2008
108views more  TIP 2008»
13 years 7 months ago
Design of Linear Equalizers Optimized for the Structural Similarity Index
Abstract--We propose an algorithm for designing linear equalizers that maximize the structural similarity (SSIM) index between the reference and restored signals. The SSIM index ha...
Sumohana S. Channappayya, Alan C. Bovik, Constanti...
ICASSP
2010
IEEE
13 years 7 months ago
Empirical Type-i filter design for image interpolation
Empirical filter designs generalize relationships inferred from training data to effect realistic solutions that conform well to the human visual system. Complex algorithms invol...
Karl S. Ni, Truong Q. Nguyen
ICASSP
2010
IEEE
13 years 7 months ago
Ultrasonic sensing for robust speech recognition
In this paper, we present our work using ultrasonic sensing of speech for digit recognition. First, a set of spectral ultrasonic features are developed and tuned in order to achie...
Sundararajan Srinivasan, Bhiksha Raj, Tony Ezzat