Questions tagged [reference-request]

Asking for official sources, e.g. books, scientific articles or other similar literature that can be used to back up your statements or methods.

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2
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1answer
51 views

Books on delay / lag compensation

Which books do you recommend that provide comprehensive overview of delay compensation techniques in control systems?
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1answer
83 views

What is good resource for time delay estimation?

I am working on the ranging signal which is similar to the time delay estimation part for the signal processing, and I am looking for good sources which can help me to answer these question: When you ...
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1answer
58 views

Which book of Proakis has dealt with continuous time signals and systems?

I have heard of three books of Proakis namely Communication System Engineering, Digital Signal Processing and Digital Communications. I love the way he writes and would like to read about continuous/...
0
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1answer
240 views

Shannon's entropy for non-equiprobable symbols

I am trying to understand the concept of Shannon's entropy and deciding the codelength. In first case, b is an array of 5 symbols. The symbol set is $\{1,2,...,8\}$....
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8answers
4k views

DSP or signal/image/data processing jokes

Some other StackExchange/StackOverflow sites are entertained with a certain level of humor or fun. What is your favorite “data analysis” cartoon? is particularly worth mentioning (IMHO) this xkcd ...
2
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1answer
215 views

Recommendation for good ressources on digital processing and D-QPSK

I've been a C++ developer for 10 years. Quite high level. And I am completely new to Digital Signal Processing. I am trying to implement a Software Defined Radio. Specifically I am trying to receive ...
2
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1answer
532 views

Gaussian weighted distance between pixel amplitudes: motivations and sources?

In several image processing papers, and for instance in Random Walks for Image Segmentation (2006) by Leo Grady, changes in image intensities are turned into edge weights. In some fields, it is called ...
1
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1answer
403 views

Recommended signal processing books? [duplicate]

I am learning about signals in school but I found it very hard. Can someone help me by giving some references about any books? We are studying Fourier transform, signal power, filters, digital and ...
5
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2answers
305 views

Audio DSP HW Recommendation

I'm very new to DSP hardware, so I am taking it upon myself to learn it with regard to Audio and Acoustic Signal Processing. I've learned quite a bit of theory in a graduate DSP course, but absolutely ...
3
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1answer
170 views

Overlapping power-of-cosine windows with constant weight

I would like to refer you to a relevant question I posed on the Math StackExchange: A generalisation of the Pythagorean trigonometric identity. As can be seen from the question and the answer, what ...
3
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1answer
390 views

Occupied Bandwidth

I am pretty new in the field of Signal Processing. I am a structural engineering graduate student at the UT at Austin. I am currently working on a project that regards acoustic emission monitoring of ...
2
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1answer
511 views

Difference equations applied to DSP

I've found almost nothing about difference equations on the internet. Can you please recommend me something like books or pdf online that handle deep this topic? I'm searching also some exercises. ...
0
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1answer
145 views

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

I am new in learning deriving BER expression. I am familiar for the case of BPSK in AWGN but cannot understand how the BER expression in Eq(12) in this paper, An Enhanced Spectral Efficiency Chaos-...
2
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1answer
91 views

Beginner's book in signal processing with practical examples on fault detection in electrical motors

I'm an electrical engineering graduate and I'm working on condition monitoring for electrical motors and generators. My goal is to improve reliability of electric rotary machines in such way, that any ...
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0answers
61 views

Good book for MATLAB image processing functions explanation [closed]

What are some books that can explain what is actually going on in the MATLAB functions for image processing? Some examples would be the function im2bw, ...
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0answers
231 views

Efficient computation of Chirp Z Transform

Chirp Z Transform (1, 2, 3) is more powerful than zooming techniques (I use it to actually trace non-stationary chirp signals) and very usable in signal processing, but it's flexibility comes at price ...
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2answers
1k views

References on the MP3 encoding algorithm

Does anybody have a reference describing the MP3 algorithm in a step-by-step manner and clear to understand? These references were a little bit confusing: Audio compression using modified ...
12
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4answers
2k views

Recommendation for book - Writing DSP code in C

I am looking for some good book, that simply show how you actually write a code in C, to do all the main DSP methods . FFT. Low-pass and high-pass filters. Auto-correlation. Noise processing. And ...
0
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1answer
176 views

A reference request for zero-order hold (ZOH)

From Wikipedia: A zero-order hold reconstructs the following continuous-time waveform from a sample sequence $x[n]$, assuming one sample per time interval $T$: $$x_{\mathrm{ZOH}}(t)\,= \sum_{n=-...
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5answers
827 views

Fields of math needed for digital filter design

I want learn digital filter design. My knowledge of math is at high school level. I can learn math through the Internet. Then, what fields of math do I have to learn?
3
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1answer
6k views

What is a “Hampel Filter” and how does it work?

One of the new functions in the MATLAB Signal Processing toolbox for R2015b is the Hampel Filter. It appears to be used for outlier removal and from the examples, it looks like it might do a better ...
1
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1answer
48 views

Need a reference on period of LFSRs

I need a reference for the fact that each LFSR with XOR operation has a period of $2^m-1$ excluding zero state and every LFSR with XNOR operations has the same period excluding all ones state. I want ...
7
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2answers
107 views

When did signal processing become a field of its own?

This is perhaps a bit soft question but when did signal processing become a field of its own? It would appear to have first been a branch of mathematics and statistics but then emerged as an ...
2
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1answer
2k views

MUSIC algorithm for peak detection

On Wikipedia, is written that MUltiple SIgnal Classification (MUSIC) is an algorithm used for frequency estimation. One purpose of estimating the spectral density is to detect any periodicities in ...
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1answer
71 views

What is a good book reference on the definition of “subharmonic frequency”?

Is there a good book reference on the definition of "subharmonic frequency" as integer fractions of the highest available frequency?
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0answers
698 views

Fourier transforms of random processes

In the Wikipedia article on Brownian noise, the Fourier transform of Brownian noise is determined. How is that Fourier transform defined? It seems it is a non-random quantity there, so it is not ...
2
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1answer
95 views

A Sampling theorem for power signals

Any function $f \in PW_{\pi}$ (where $PW_{\pi}$ is the Paley-Wiener space), can be expanded in terms of the orthonormal basis $\{e^{i n x}\}_{n\in \mathbb Z}$ as $$\hat{f}(x)=\sum_{n\in \mathbb Z}\...
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2answers
486 views

What is the entropy for these cases?

This question stems from an article, "Entropy estimation of symbol sequences" download link where the abstract mentions the need for using symbols in information theory. Random chains of ...
5
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2answers
411 views

Convex Optimization in Signal and Image Processing

In signal processing, convex optimization plays a useful role in problems such as sparse signal recovery and filter design. What other places does convex optimization appear? For example, in ...
4
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1answer
115 views

New Horizons at Pluto

I'm teaching an undergraduate linear algebra course, and looking for applications. The New Horizons spacecraft is approaching Pluto, and returning images I find fascinating: http://pluto.jhuapl.edu/...
2
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1answer
204 views

Forecasting with ARMA models, from a filter point of view

ARMA models are afaik just filters with transfer function $ {MA(z) \over AR(z)} \equiv {FIR(z) \over IIR(z)} $ . However forecasters of stock prices, market trends ... seem to be mainly ...
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1answer
43 views

Convolution of one signal with an evenly spaced signal

I do not specialize in signal processing so I wonder if there is any references to the following procedure. Let $[n]=\{0,1,\ldots,n\}$. Consider the function $f:[n] \to \mathbb{R}$ and $g:[kr] \to \...
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3answers
263 views

Complex analysis book recommendation for electrical. eng

I need recommendation about complex analysis book. As I'm electrical engineering student, it should cover everything one engineer need to know about that mathematical field, but without strict ...
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2answers
838 views

Book recommendations on DSP, statistical SP and signal detection

I am looking for a good reference on DSP. I am a little bit more than beginner and have some experience in DPS. I think I would have to start with rather easier books where a concept of DSP is ...
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4answers
1k views

Books/resources for implementing various mathematical functions in fixed point arithmetic for DSP purposes

I'm looking for books or resources that cover the following in detail: implementing mathematical functions (e.g., logarithm, exponential, sine, cosine, inverse) in fixed point arithmetic for DSP ...
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2answers
2k views

A DSP simple book/reference? [duplicate]

I have some basic maths skill up to derivatives. I ask you if you know any simple/concise book that can introduce me to DSP world. Thank you.
0
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1answer
35 views

Available Online Recordings for Acoustic Echo Identifiablity

I am trying to add a few samples for a publication on identification of clean signal from the one which has echo on it. For this purpose I need data set that includes playback of an already available ...
0
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0answers
305 views

Comparing two wav in matlab using NullTest

i have a legacy processed audio wav file. Another UN-processed copy of the source is processed by my algorithm. From both processsing blocks i get processed wav files as output. Now i want to do null ...
5
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4answers
4k views

What are the minimum knowledge required to begin the study of Digital Signal Processing?

I am a student of computer science (not the university but technical school). I am interested in the world of DSP, and I saw that it is closely connected with mathematics. I noticed for example that a ...
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3answers
331 views

comparison between frequency offset estimators

I have been working frequency offset estimation in OFDM. The objective was to compare different frequency offset estimation techniques. By using MATLAB, I have simulated three different estimation ...
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5answers
6k views

Can we break the Shannon capacity?

I have a friend working in wireless communications research. He told me that we can transmit more than one symbol in a given slot using one frequency (of course we can decode them at the receiver). ...
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2answers
398 views

Need to learn wavelet, suggest steps and resources [closed]

I am looking for a good introduction to wavelets and wavelet transforms. that covers the following: Vector Spaces – Properties– Dot Product – Basis – Dimension, Orthogonality and Orthonormality – ...
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3answers
4k views

A good textbook for designing signal filters

Since a couple of months ago I started being actively involved in the area of control of dynamical systems. In most cases, designing a controller for a given dynamic system will require the ...
5
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3answers
1k views

Different representations of images and their purpose

I'm doing a small overview of different image representations used in image processing and computer vision. For every representation, I would like to have (at least) the following information: the ...
0
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1answer
452 views

Book recommendations on Gabor filter and Fourier series

I'm starting to learn about Gabor filters and Fourier series. I need to make a presentation on Gabor filters in a few months, so I need quality references for the presentation. Does anyone have any ...
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1answer
699 views

Introduction to speech processing with code and examples?

Can anyone suggest an introduction to speech processing, class notes or books accompanied by programs that can be run to see what the algorithms do ? For example, in Burrus et al., Computer-Based ...
4
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1answer
2k views

What is the definition of a noiselet?

I am reading about different integral transforms. Fourier transform being a subject I will soon take a class on. Looking at the wavelet transform there is one term that I do not understand, that is ...
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3answers
3k views

Intuitive interpretation of Laplace transform

So I am getting to grasps with Fourier transforms. Intuitively now I definately understand what it does and will soon follow some classes on the mathematics (so the actual subject). But then I go on ...
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2answers
542 views

Where can I find an authoritative (peer-reviewed or textbook) reference to sampling-induced beating?

I presume we are all here well aware about foldback aliasing when sampling signals above the Nyquist frequency; i.e. half the sampling rate. By contrast, the phenomenon of beating occurs when ...
12
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3answers
964 views

How do I get started with Wavelets

Our current project requires us to do some analysis using Wavelet Transform. Can anybody suggest me a practical book, preferably with MATLAB or C examples. I am currently reading some tutorials, but ...