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lxg
  • Member for 7 years, 1 month
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8 votes
Accepted

What is the difference between continuous, discrete, analog and digital signal?

4 votes

How can I tell if an image is part of another image?

4 votes

Why DTFT coefficients are periodic and why continuous Fourier transform coefficients are not periodic?

3 votes

Signals and systems : why do we study causal signals?

2 votes

shifting and reversing the signal

1 vote

How is Bayesian Estimation related to filtering?

1 vote

100 kHz sinewave contaminating a signal sampled at 48 kHz

1 vote

When is phase needed in DFT?

1 vote

Phase Correlation and Negative Shifts

1 vote

2D Fourier Transform of Rotated Discrete Domain Signal

1 vote

Image Processing and applicability of 2D Fourier Transform

1 vote
Accepted

How do multirate systems introduce 'efficiency' in computation?

1 vote

Practical advices for applying phase correlation in image registration task

1 vote

Matlab FFT not producing symmetric spectrum

0 votes

Why does the term "discrete" usually appear near the term "digital?"

0 votes

DFT Frequency domain analysis and interpolation

0 votes

What are the differences between estimation and detection optimal filters (matched and Wiener)?

0 votes

Log-Polar DFT Based Scale-Invariant Image Registration

0 votes

Why is the dB plot of a signal usually non-positive?

0 votes

Determine when a constant signal changes to another constant value

0 votes

Why do we always characterize a LTI system by its impulse response?