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SKM
  • Member for 12 years, 3 months
  • Last seen more than 5 years ago
  • Singapore, Singapore
6 votes
1 answer
1k views

Terminologies - sparse channel, sparse input, compressed sensing

5 votes
1 answer
372 views

How to perform model fitting for system identification

4 votes
1 answer
3k views

MATLAB : Proper estimation of weights and how to calculate MSE for QPSK signal for Constant Modulus Algorithm

4 votes
1 answer
2k views

What is meant by optimal estimator and how to determine optimality?

4 votes
1 answer
3k views

Constant Modulus Algorithm and the Gradient Operation

4 votes
1 answer
956 views

Educational purpose - What is the correct way to simulate a multipath fading channel which has ISI

3 votes
1 answer
293 views

Conceptual problem : numberof symbols for nonuniform distribution using entropy : how to determine block size?

3 votes
1 answer
7k views

Difference between order and length of a filter

3 votes
1 answer
9k views

Matlab: What is the proper way to calculate mean square error for complex numbers

2 votes
1 answer
220 views

Beginner level : Help in understanding from paper how the log-likelihood term has been obtained

2 votes
1 answer
199 views

Help in deriving the update rule for equalizer

2 votes
1 answer
152 views

On the application of chaos in signal processing

2 votes
1 answer
379 views

Effect of noise and entropy

2 votes
1 answer
4k views

Matlab: How do I implement the Expectation operator for time series

2 votes
2 answers
6k views

Proper generation of Complex white Gaussian noise using Matlab [closed]

2 votes
1 answer
257 views

How to apply least-squares estimation for sparse coefficient estimation?

1 vote
2 answers
340 views

MATLAB: Implementing Least Squares Estimator for a Given Model

1 vote
1 answer
683 views

estimate the impulse response after equalization

1 vote
1 answer
3k views

Entropy : do we prefer higher or lower entropy?

1 vote
1 answer
251 views

Beginner level : Help with terminologies : smooting length, length of channel, channel equalization delay, blind system identification, equalization

1 vote
1 answer
60 views

Help in understanding if the maximum likelhood estimation is working properly

1 vote
1 answer
170 views

Is the calculation of variance correct from an estimator -- confusion regarding complex number where I am going wrong?

1 vote
1 answer
222 views

Doubt in state space representation

1 vote
1 answer
57 views

Notation confusion -- What is the correct operator for computation of the log-likelihood expression for complex valued data?

0 votes
1 answer
4k views

Matlab : How to plot the constellation diagram for this method?

0 votes
1 answer
592 views

Covariance matrix $P$ and $Q$ for complex valued data

0 votes
1 answer
1k views

MATLAB's $\tt filter()$ function for complex valued data [closed]

0 votes
1 answer
1k views

How to Implement and Minimize Maximum Likelihood Expression in MATLAB

0 votes
1 answer
317 views

Conceptual Question on equalization technique in rayleigh fading channel based on a paper

0 votes
1 answer
269 views

Help in analytical expression of BER for M-QAM [duplicate]