Questions tagged [discussion]

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14 votes
6 answers
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Stack Exchange Signal processing in the real life: meeting contributors

[On meeting "Stack Exchange Signal processing" contributors] Current answers: Finland, Hämeenlinna, Olli Niemitalo France, Greater Paris area (Nanterre), Laurent Duval The Netherlands, ...
Laurent Duval's user avatar
2 votes
2 answers
107 views

How do you study Signal Processing? (and other math intensive topics)

I've been dabbling with Signal processing for a little over a year and a half. Despite having a BS and a MS in Computer Science, I have a shit math background. Right now I'm going through Richard ...
GrowinMan's user avatar
  • 351
0 votes
1 answer
49 views

tag called "canny-edge-detector"

What is that? Can someone toss in a description? "The question body does not meet our quality standards. Please make sure that it completely describes your problem - including what you have ...
robert bristow-johnson's user avatar
1 vote
1 answer
59 views

Are questions related to steganography or watermarking on topic here?

I am a mathematician, and I have no problem figuring out the programming part when I try to read steganographic approaches on IEEE. So, I thought my questions do not fit stackoverflow. I am a newbie ...
kdrtkl's user avatar
  • 130
2 votes
1 answer
92 views

IEEE Signal Processing Society membership

My university is having some problems with its IEEE membership since the beginning of the year and I was thinking about getting my own signal processing subscription for a while now but I'm not sure ...
Paul Irofti's user avatar
8 votes
3 answers
108 views

Citing StackExchange or the Signal Processing group

StackExchange in general and this Signal Processing group in particular have been very useful in helping us use fft for a research project. However, we're trying to publish this stuff in a scientific ...
spedunkler's user avatar
0 votes
1 answer
66 views

Job Advertisement related "questions"

With the opportunity of this post, earlier today, I was wondering what the consensus would be for somehow incorporating "job adverts" in DSP SE. My advice to the OP was to post the job at ...
A_A's user avatar
  • 10.6k
4 votes
4 answers
79 views

Community Promotion Ads - 2017

It is a bit late into this new year, being that we're already in the second month, but we are now cycling the Community Promotion Ads for 2017! What are Community Promotion Ads? Community Promotion ...
Grace Note's user avatar
  • 101
6 votes
2 answers
72 views

Are signal identification questions on topic here?

If I were to post a question with a screenshot of a waveform, or a table of datapoints, and ask for suggestions as to what protocol that signal was using, would that be on-topic here? I'm not sure ...
Peter Grace's user avatar
3 votes
1 answer
48 views

Giving two separate answers to the same question

I have come across some questions that have received two separate answers from one single person. What are your thoughts on this? What I have in mind is that if the answerer has a new answer, then it ...
Gilles's user avatar
  • 3,366
1 vote
1 answer
35 views

Tag [tag:fm] should be a synonym of [tag:frequency-modulation]

Came across this, and removed the fm/frequency-modulation double tagging. Recommendation for good ressources on digital processing and D-QPSK So, I think, since this abbreviation is really common, ...
Marcus Müller's user avatar
2 votes
1 answer
50 views

How can we "encourage" askers to actually *edit* questions than rather just clarify in the comments?

This happens to me far too often: I ask people to clarify something crucial about their question, and I already add the edit link in bold in the comment, and they still just comment. This is still ...
Marcus Müller's user avatar
2 votes
1 answer
55 views

Are MATLAB related questions allowed in dsp.se?

For example, is the following a valid question? Which function can I use to implement the following filter in MATLAB? Can I use MATLAB butter(_) function?
user avatar
2 votes
0 answers
67 views

On non-mandatory regular DSP Chat Meetups

Don't [we] forget about the chat? The question was asked 5.5 years ago, and answered (only) two years later (3.5 years ago) by endolith. Since I was not busy enough eating and drinking during some ...
Laurent Duval's user avatar
-4 votes
2 answers
91 views

hey, this guy has rep outside of SE. i think he should start with 101 points as was afforded to me when i started

Stefan Stenzel. he's Mr. Waldorf. https://dsp.stackexchange.com/users/25424/stefan-stenzel
robert bristow-johnson's user avatar
5 votes
2 answers
225 views

again, i object to the median filter question being closed

i don't get why people close virtually good questions about salient topics to signal processing. an efficient median filter is definitely a salient topic to DSP.
robert bristow-johnson's user avatar
13 votes
1 answer
317 views

Signal Processing Stack Exchange - Top User Swag!

Note: The email that went out mentioned Electrical Engineering Stack Exchange - this was an error. The title did not get edited from the last swag email that went out. All the other information in the ...
animuson's user avatar
  • 101
4 votes
1 answer
62 views

What are the "intrinsic tags" tags we'd want to block?

Following the question Can we get rid of and lock the [signal] tag? and especially Kevin's answer FYI: This type of bad tag is called an intrinsic tag and there is a feature specifically to ...
Marcus Müller's user avatar
2 votes
1 answer
31 views

Merge [fec] and [channelcoding] tags?

I propose merging these two tags, since they are essentially synonymous. I'd prefer to keep [channelcoding], since it's more descriptive.
MBaz's user avatar
  • 14.9k
0 votes
3 answers
105 views

Can one latexify formulae on Signal Processing meta?

Yesterday, I did some edit to a post, and by mistake retyped formulae with a latex syntax. Signal Processing Meta does not allow latexified math formula yet, see for instance Can we have MathJax ...
Laurent Duval's user avatar
6 votes
2 answers
133 views

Can we get rid of and lock the [signal] tag?

On a "Signal Processing" site, adding a signal tag to a question actually carries absolutely no information. Worse, even, is that most of the questions tagged with it are of mediocre-to-bad quality¹ (...
Marcus Müller's user avatar
5 votes
1 answer
78 views

Question's title idem as content, and nothing more. Your thoughts on this?

I have been coming across questions that got a one-line title and where the content of the question is just the same title verbatim. Nothing wrong with giving a clear answer if everything is contained ...
Gilles's user avatar
  • 3,366
3 votes
1 answer
178 views

Signal Processing or Computer Science or Statistics?

I have a question about my Signal Processing Stack Exchange post: Obtaining n values from n-1 sensors I'm interested in the Signal Processing aspect, but I see a overlap with the Computer Science and ...
salehgeek's user avatar
4 votes
2 answers
202 views

How does Matt L. do to remain over the top?

[The initial pun turned into a look at observable variables showing trends and clustering] Outlier detection is a radical task in signal processing. The user Matt L. has about three times more total ...
Laurent Duval's user avatar
4 votes
1 answer
46 views

Merge [iq] and [quadrature] tags?

I suggest merging the [iq] and [quadrature] tags (or making them synonymous), and keep [quadrature] as the tag name. I tried to do this myself, but everything under "Tags" seems to be read-only.
MBaz's user avatar
  • 14.9k
2 votes
1 answer
98 views

Should plainly incorrect answers be deleted?

This very interesting question has an answer that relies on the dubious assumption that the frequency response of time-varying systems exists in continuous time. I believe the answer is blatantly ...
Peter K.'s user avatar
  • 25.2k
9 votes
2 answers
211 views

Should short answers be comments or answers?

Is the culture of dsp.stackexchange.com such that you're not supposed to give short answers? My occasional short answers have usually received negative votes. Can we bring into question the ...
Olli Niemitalo's user avatar
3 votes
1 answer
65 views

Help center desperately needs more detail

The help/on-topic page needs some love. Right now it consists of a total of one sentence of guidance on what is on-topic: "Signal Processing Stack Exchange is for practitioners of the art and ...
D.W.'s user avatar
  • 175
20 votes
1 answer
214 views

New Site Design Live!

Congratulations! As you can see, the new site design is live. Thank you for your feedback here and here. As you can see, I updated the color scheme to blue/green. I also explored a few alternatives ...
Ted Goas's user avatar
  • 101
0 votes
1 answer
36 views

Tags and synonyms for background problems, especially for 1D signals

There is a tag for background-subtraction, with only 20 questions. Although this term is common in image processing, several questions have been asked recently for signals or time series. I would ...
Laurent Duval's user avatar
3 votes
1 answer
97 views

i also think that this question should not have been migrated away from dsp.se

i would write an answer to this question, but do not want to register for yet another SE site. can someone migrate this question back to DSP.SE? https://softwarerecs.stackexchange.com/questions/...
robert bristow-johnson's user avatar
6 votes
2 answers
175 views

(Updated) Design for Signal Processing Stack Exchange

Thank you to everyone who took the time to review and provide feedback on the Signal Processing Site Design. Based on the post’s feedback, we created a second option for the site’s color scheme. We ...
Ted Goas's user avatar
  • 101
1 vote
0 answers
41 views

Anthropomorphising operators should be closed as matters of opinion

Should Q&A's which ask whether matrix operators are human, and can go off and make their own assumptions, such as here: Is spectral leakage due to windowing 'different' for the DTFT and ...
hotpaw2's user avatar
  • 35.2k
1 vote
2 answers
54 views

Questions on the usefulness or validity of published signal/image processing techniques

The DSP literature increases steadily with more or less useful papers. Sometime, a potential promising ideas get little notice. It could be that the paper (if not obviously wrong) has not reached its ...
Laurent Duval's user avatar
1 vote
1 answer
27 views

Merging tags: stft, short-time-ft

My first tag question. I have just discovered that we have stft and short-time-ft tags. Should we merge them under one ...
Laurent Duval's user avatar
15 votes
4 answers
433 views

Design for Signal Processing Stack Exchange

I'm Stéphane, a senior product designer at Stack Exchange. This community went through the first phase of graduation back in Sep. 2015 and now we're ready to give you the second phase; a unique ...
Stéphane's user avatar
  • 101
3 votes
0 answers
110 views

Closing as off-topic: Any clue why we have some Portuguese words in this ?

I decided to put a close vote on a question a few minutes ago and then I fell on some Portuguese words, a language I do love btw. Any clues ?
Gilles's user avatar
  • 3,366
3 votes
0 answers
35 views

Few accepted answers at SE.DSP meta. Should we bother?

We sometimes complain about SE.DSP posts, lacking of quality, upvoted or accepted answers. I just remarked that the level of accepted answers at meta is not astonishingly huge. Should the most ...
Laurent Duval's user avatar
11 votes
6 answers
579 views

Again, I am getting tired of all the stale, unanswered questions being dredged up by "Community"

Did you see the number of these stale questions? Can't we just kick Community's ass outa here?
robert bristow-johnson's user avatar
4 votes
2 answers
44 views

Scipy questions/support?

I assume that some or even many here use SciPy for DSP. What do you use for support? I've found SciPy-user mailing list, but it doesn't seem that active. Is dsp.stackexchange.com useful/suitable for ...
mavavilj's user avatar
  • 1,404
3 votes
2 answers
50 views

What should moderators do when someone is "astroturfing" the site?

Just now I was notified by the system of a user posting the same answer to multiple questions (four at last count). The answer pointed to the user's github repository and a video that I believe they ...
Peter K.'s user avatar
  • 25.2k
13 votes
3 answers
268 views

Name change for DSP.SE?

Based on this question, there are many who feel that a image processing and computer vision should be given higher visibility on this site. The separate proposal for a CV/IP site has not succeeded, ...
Peter K.'s user avatar
  • 25.2k
3 votes
1 answer
33 views

Are questions related to camera calibration on topic here?

I'm having a hard time getting answers for openCV based questions on SO. I understand that programming related questions should be on SO. However, I am also doing camera calibration and have some ...
null's user avatar
  • 252
2 votes
0 answers
39 views

what symbol should we encourage peeps to use for convolution? for "equal to by definition"?

of course the traditional symbol is the six-pointed asterisk $*$ or $\ast$. of course, the problem with that is that all of these programming languages use the asterisk for multiplication. MattL ...
robert bristow-johnson's user avatar
3 votes
3 answers
148 views

should we encourage or expect posters to adopt the current common notation, $x[n]$, for discrete-time signals?

one of the things i remember that impressed me about my first exposure to Oppenheim & Schafer was the formal and rigorous use of math. one thing they did early on was to adopt a different ...
robert bristow-johnson's user avatar
1 vote
1 answer
99 views

StackOverflow to CrossValidated to Signal Processing?

I asked a question on StackOverflow that users migrated to CrossValidated. Another user recommended Signal Processing, and I think SP might be a better home. I don't think I can move the question ...
Eric Green's user avatar
2 votes
3 answers
51 views

Can you see the "This question belongs on another site in the Stack Exchange network" off-topic option?

I've been seeing lots of questions (well a few) marked as "off-topic" for DSP.SE, with just the "This question does not appear to be about signal processing within the scope defined in the help center....
Peter K.'s user avatar
  • 25.2k
14 votes
0 answers
129 views

2016 Community Moderator Election Results

Signal Processing's 1st moderator election has come to a close, the votes have been tallied, and the 3 new moderators are: They'll be replacing the pro tempore crew shortly — please thank them ...
Shog9's user avatar
  • 101
5 votes
4 answers
193 views

2016 Moderator Election Q&A - Questionnaire

In connection with the moderator elections, we are holding a Q&A thread for the candidates. I asked for questions in an earlier thread but we didn't get any new suggestions. Therefore, we'll just ...
Jon 'links in bio' Ericson's user avatar
1 vote
1 answer
39 views

how is this ranked-choice election being decided/tabulated?

i have to admit i was a little surprized to see that it was ranked choice. that's a good move. is it decided using Single-Transferable Vote (STV) which is often called Instant Runoff Voting (IRV) ...
robert bristow-johnson's user avatar