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Questions tagged [discussion]

The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.

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48 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 ...
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1answer
55 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 ...
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1answer
70 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 ...
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3answers
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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 ...
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1answer
47 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 ...
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4answers
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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 ...
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2answers
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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 ...
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1answer
32 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 ...
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1answer
16 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, ...
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1answer
33 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 ...
2
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1answer
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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?
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0answers
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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 ...
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2answers
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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
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2answers
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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.
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1answer
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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 ...
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1answer
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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 ...
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1answer
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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.
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3answers
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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 ...
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2answers
83 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 (...
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1answer
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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 ...
3
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1answer
161 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 ...
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2answers
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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 ...
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1answer
33 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.
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1answer
92 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 ...
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2answers
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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 ...
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1answer
55 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 ...
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1answer
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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 ...
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1answer
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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 ...
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1answer
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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/...
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2answers
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(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 ...
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0answers
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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 ...
1
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2answers
50 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 ...
1
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1answer
23 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 ...
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4answers
379 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 ...
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0answers
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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 ?
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0answers
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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 ...
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5answers
302 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?
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2answers
40 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 ...
3
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2answers
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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 ...
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3answers
210 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, ...
3
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1answer
31 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 ...
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0answers
37 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 ...
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3answers
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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 ...
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1answer
70 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 ...
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3answers
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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....
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0answers
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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 ...
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4answers
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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 ...
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1answer
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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) ...
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0answers
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2016 Community Moderator Election

The 2016 Community Moderator Election is now underway! Community moderator elections have three phases: Nomination phase Primary phase Election phase Most elections take between two and three weeks,...
2
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1answer
69 views

2016 Moderator Election Q&A - Question Collection

The purpose of this thread was to collect questions for the questionnaire. The questionnaire is now live, and you may find it here. In connection with the moderator election, we will be holding a Q&...