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Center for Scientific Computation and Mathematical Modeling

Research Activities > Programs > Sparse Data Representation > Oversampling and Coarse Quantization for Signals

Oversampling and Coarse Quantization for Signals

April 11 - April 15, 2005

CSIC Building (#406), Seminar Room 4122.
Directions: home.cscamm.umd.edu/directions

 

Monday, April 11th

9:00 - 9:25

COFFEE


MORNING SESSION

Chair:   Eitan Tadmor (University of Maryland)

9:25 - 9:30

Eitan Tadmor (CSCAMM)
Welcoming Remarks

9:30 - 10:10


Ingrid Daubechies (Princeton University)

10:15 - 10:55


Patrick Wolfe (Harvard University)
"Oversampling and Coarse Quantization: An Audio Signal Processing Perspective"

11:00 - 11:30

COFFEE BREAK

11:30 - 12:10


Yang Wang (Georgia Institute of Technology)
"On PCM Quantization Error"
[PAPER AVAILABLE SOON]

12:15 - 2:00

LUNCH  (hosted by CSCAMM)


AFTERNOON SESSION

Chair: Thao Nguyen (City College, CUNY)

2:00 - 2:40


Peter Petre (HRL Laboratories LLC)
"Fast Numerical Methods for Simulation and Design of Continuous-time Delta-Sigma Modulators"

2:45 - 3:15

COFFEE BREAK

3:15 - 3:55


Ron DeVore (University of Maryland and University of S. Carolina)
"A New Encoder for Coarse Quantization of Signals"
[LECTURE SLIDES]

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Tuesday, April 12th

9:00 - 9:30

COFFEE


MORNING SESSION

Chair: Ingrid Daubechies (Princeton University)

9:30 - 10:10


Sinan Güntürk (Courant Institute)
"On the Linear Discrepancy of Convolution"
 

10:15 - 10:55


Thao Nguyen (City College, CUNY)
"Unified Principle of Sigma-Delta as a Quantization Technique of Overcomplete Expansions"
[LECTURE SLIDES]
 

11:00 - 11:30

COFFEE BREAK

11:30 - 12:10


Jared Tanner (Stanford University)
"A Fast Reconstruction Method for Bandlimited Functions from its Uniform Interlaced Samples"
[LECTURE SLIDES]

12:15 - 2:00

LUNCH BREAK


AFTERNOON SESSION

Chair: Jared Tanner (Stanford University)

2:00 - 2:40


Dennis Healy (University of Maryland and DARPA)
"Analog to Information: Problems and Possibilities"
 

2:45 - 3:15

COFFEE BREAK

3:15 - 3:55


Group discussion on ΣΔ modulation
Moderators: Ron DeVore and Ingrid Daubechies

EVENING ACTIVITIES

 
6:30 DINNER AT FRANKLIN'S RESTAURANT

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Wednesday, April 13th

9:00 - 9:30

COFFEE


MORNING SESSION

Chair: John Benedetto (University of Maryland)

9:30 - 10:10


Chai Wu (IBM)
"The Error Diffusion Halftoning Algorithm: Some Recent Stability Results and Applications Beyond Halftoning"
[LECTURE SLIDES]

10:15 - 10:55


Mike Shub (University of Toronto)
"Invariant Regions for Dynamical Systems and Error Diffusion Algorithms"
[PAPER]

11:00 - 11:30

COFFEE BREAK

11:30 - 12:10


Jackie Shen (University of Minnesota)
"Progressive Halftoning by Perona-Malik Error Diffusion and Stochastic Flipping"
[LECTURE SLIDES]

12:15 - 2:00

LUNCH  (hosted by CSCAMM)


AFTERNOON SESSION

Free

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Thursday, April 14th

9:00 - 9:30

COFFEE


MORNING SESSION

Chair: Sinan Güntürk (Courant Institute)

9:30 - 10:10


Ozgür Yılmaz (University of British Columbia)
"Sigma-delta Quantization of Finite Frames - Part 1"

10:15 - 10:55


Alex Powell (Princeton University)
"Sigma-delta Quantization of Finite Frames - Part 2"

11:00 - 11:30

COFFEE BREAK

11:30 - 12:10


Bob Adams (Analog Devices)
"Latest Trends in Noise-Shaping from the Silicon Side"
[LECTURE SLIDES]

12:15 - 2:00

LUNCH BREAK


AFTERNOON SESSION

Chair: Ron DeVore (University of Maryland and University of S. Carolina)

2:00 - 2:40


Bin Han
(University of Alberta)
"Time Average MSE Analysis for Sigma-Delta Modulator"

2:45 - 3:15

COFFEE BREAK

3:15 - 3:55


Joe Jensen (HRL Laboratories LLC)
"Continuous-time Modulators for RF Applications"
[LECTURE SLIDES]

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