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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3
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1answer
171 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 ...
4
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2answers
187 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 ...
4
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1answer
41 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.
2
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1answer
97 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 ...
9
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2answers
196 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 ...
3
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1answer
64 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 ...
20
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1answer
207 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 ...
0
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1answer
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 ...
3
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1answer
92 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/...
6
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2answers
174 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 ...
1
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0answers
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 ...
1
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2answers
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 ...
1
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1answer
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 ...
15
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4answers
416 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 ...
3
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0answers
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 ?
3
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0answers
34 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 ...
11
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6answers
494 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?
4
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2answers
43 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
48 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 ...
12
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3answers
235 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
32 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 ...
2
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0answers
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 ...
3
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3answers
144 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 ...
1
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1answer
96 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 ...
2
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3answers
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....
14
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0answers
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 ...
5
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4answers
191 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 ...
1
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1answer
37 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) ...
6
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0answers
83 views

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
74 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&...
5
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1answer
183 views

When is an "edit" a separate response?

With reference to this response that was edited recently: The editor felt that the response (marked as accepted long ago by now) needed editing in terms of content (not presentation) but from my ...
1
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0answers
27 views

Copying tag wiki from a sister site

Is it allowed (okay) to copy a tag's wiki from another SE site to our site ? Adapting it, and of course citing the SE source. Same exact tag on both sites but no wiki on DSP SE while it's fully ...
6
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2answers
129 views

Community Promotion Ads 2016

It's 2016 now, and we've made some changes to the sidebar size, and so with it, we now have finally reached the time to start Community Promotion Ads on your graduated site! What are Community ...
18
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0answers
252 views

Congratulations! Signal Processing is graduating!

It's a big day. You've been cleared for graduation by the Stack Exchange Community Team! Signal Processing met our threshold for graduation-worthy sites and after a review, the Community Team ...
5
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3answers
84 views

Is improper use of "FFT" when the author really means "DFT" worth correcting?

I find it annoying and confusing when people write "FFT", which stands for "fast Fourier transform", when they really mean "discrete Fourier transform", which is abbreviated "DFT". The FFT is a ...
2
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2answers
79 views

What types of DSP jobs are out there besides...?

I'm in the middle of looking for a new fulltime gig while consulting in the northeast. Decided not to move west (where there are a ton of jobs) because my extended family is here. I have found that ...
5
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3answers
154 views

Should there be a separate Image Processing & Computer Vision SE site?

There is a new proposal in Area 51 to start up an Image Processing & Computer Vision site. I had my doubts about it: Will this mean that DSP.SE and Cross Validated SE will lose members to the ...
3
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0answers
61 views

Are there remote sensing experts who attend this community?

Regarding this discussion that took place about 1 year ago and considering all the comments, I want to have a similar discussion here since Signal Processing is a community related to remote sensing ...
2
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1answer
55 views

Is remote sensing somehow related to signal processing?

I wonder if remote sensing is related to signal processing and if I can have an advertisement like the following here in this meta site? Are there remote sensing experts who attend this community?
2
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1answer
23 views

Is this SAR-related question on-topic?

I wonder where is the best place to ask this question. It is about SAR systems that is used in remote sensing but involves signal processing. The only reason that makes me dubious about asking this ...
3
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2answers
50 views

what can be done to enjoin "Community" from repeatedly reincarnating dead questions?

i'm 2 points away from becoming whatever you become at 3500. i think there are other tools that open up for me then. i dunno if i care about that or not. but what i am getting tired of seeing are ...
5
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0answers
66 views

What can we do about very low quality question?

I mean, most of the titles aren't even questions. Some people don't even write complete sentences. "Low quality" here is related to the amount of effort put before and during question writing. It has ...
1
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1answer
18 views

What should we do for queries for term definitions?

There are quite a few questions like: What is the definition of ...? What is the difference between ... and ...? (asking for definitions of the terms) IMHO these are not DSP questions and should be ...
1
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0answers
41 views

Preponderance of Greek authorship in digital signal processing?

If ever there were a 'meta' question...am I just engaging in confirmation bias because it would be strange if this were true or is there an anomalous interest in Greek university faculty in signal ...
1
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1answer
73 views

Are questions about physical applicability of noise models appropriate here?

I'd like to ask the following question: Why are physical noise processes (e.g. Johnson noise from a resistor) frequently assumed to be Gaussian processes? It seems that the central limit theorem, ...
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0answers
33 views

Is this question appropriate?

The question https://dsp.stackexchange.com/questions/24108/what-are-hot-research-topics-in-computer-vision-and-image-processing-for-phd-res doesn't seem appropriate on two accounts: It is too vast ...
2
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1answer
38 views

Area of DSP dealing with engineering of realtime systems?

I'm still new to DSP, but it seems like there is a huge gap between DSP theory and actually implementing algorithms on microcontrollers and DSPs. What area of engineering deals with interrupt service ...
1
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1answer
101 views

Why there is no forum like DSP educators or tag like teaching?

There is http://www.matheducators.stackexchange.com/ which is a question and answer site for those involved in the field of teaching mathematics. Also, there is a tag https://math.stackexchange....
1
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1answer
26 views

Can we use carriage returns in our Answers?

I'm new to The StackExchange. In attempting to answer questions, I type my 'Answer' and hit the 'Submit' key. But then my 'posted' (visable to everyone) answer has text missing from what I typed. ...
3
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1answer
46 views

Where do I ask Wireless Communications Questions

Please consider this as a soft question. I am wondering where is the best place to ask questions related to Digital Communications and Wireless Communications. Is there any stack exchange that can ...