# All Questions

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248 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 ...
118 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 ...
87 views

### Allow new users to post images

I often see questions from new users that really need some pictures in order to be answered, but the low-rep users aren't allowed to post pictures. Currently the workaround is for them to host the ...
110 views

### Moderator Pro Tem Announcement

Throughout the beta, we need members from the site whose focus is to engage the community, both in community-building issues and site management. That's why we select a few members from each community ...
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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,...
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### How do we get syntax highlighting and MathJax turned on?

Both have been asked for before, but neither has happened. What do we do to get these turned on? Is code syntax highlighting turned on for Signal Processing? Can we have MathJax enabled in Meta? ...
145 views

### Stepping down as moderator

I have decided to step down as pro-tem moderator of Signal Processing Stack Exchange and have informed the SE team of my decision (I will stay on until the new pro-tems are picked). When the ...
61 views

### What should our FAQ contain?

We need to lay out what's on topic and what's off topic. If you know something is likely to be partially on topic go ahead and list it here as being off-topic. Let's get the structure well laid out.
56 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 ...
47 views

### New Beta Theme Launched

Your site looks a bit different today. Yes, we are getting rid of the 'Sketchy' look and replacing it with a more-polished and finished design for sites in beta. You can read more about the redesign ...
22 views

### 2019: a year in moderation

It's New Year's Day in Stack Exchange land... A distinguishing characteristic of these sites is how they are moderated: We designed the Stack Exchange network engine to be mostly self-regulating, ...
28 views

### What are the units of $f/f_s$?

Which is sometimes called the normalized frequency. Is it unitless? $$\frac{f \; Hz }{f_s \; Hz } = \frac{f}{f_s}$$ Or not?  \frac{f \; \frac{cycles}{second} }{f_s \; \frac{samples}{second} } ...
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### Signal Processing updated site theme is ready for testing!

As part of implementing the new unified themes across the network, we're gradually rolling out updated site themes for each site. As of today, we have enabled your updated site theme for testing. If ...
65 views

### hay Fat32, thank you for pushing me over the edge into 5 digits

now with all this rep, i got "Access to Moderator tools". so what good are "Moderator tools"? can i kick someone's butt outa here? throw my weight around? what good is having rep if i can't make ...
75 views

### Deletion Rationale Clarification

Yesterday I gave what I believe to be a valuable answer to a posted questions: Get the dominant frequency of motion to correlate with tempo BPM of a song This morning I find that the user has ...
58 views

### Asking a question on the degree to which a medium is digital or analog

I have run across an interesting article in my internet travels Analog is Not the Opposite of Digital which addresses using the term "analog" for a film camera. I tend to disagree with the article, ...
18 views

### Flagging for migration to adjacent SEs

Please add the option to flag for migration to stats.SE, maths.SE, computational science.SE, and maybe mathematica.SE.
35 views

### 2018: a year in moderation

It's New Year's Day in Stack Exchange land... A distinguishing characteristic of these sites is how they are moderated: We designed the Stack Exchange network engine to be mostly self-regulating, in ...
126 views

### anyone care to look at this and comment?

Alias-free digital nonlinear filter design i am really trying to hold my tongue. in fact, i am openly declaring that i don't grok the answer and would simply like it explained in language we all ...
25 views

### Celebration: using anniversaries to open and publicize DSP topics

We are celebrating in France the 250th anniversary of Joseph Fourier, who is relatively little known as a mathematician. He had many activities, including being a Prefect (Governor), published little ...
47 views

### User deletes text of their own question — what to do?

The text of this question was replaced by "nt nt nt..." by the OP. Should we rollback the edit (at the risk of an indefinite back-and-forth with the OP), or delete the question? Or something else? ...
79 views

### Another little bug in the display of answer scores for accepted answers

Just adding to this related question: In user profiles under Activity => Answers [or Favorites / Bounties] there's a similar problem:
109 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 ?
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 ...
57 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 ...
61 views

### How good are “we” at recognising and responding to stress?

The starting point for this post is this question and the behaviour of the poster. The person is clearly stressed and is starting to become irritated. The reason behind their stressful situation is ...
51 views

### I know it's painful, but could someone check my math?

regarding this answer. it also seems to me that this result should have been obtained and published somewhere or documented in a book somewhere, but i dunno where. if someone knows of a reference, i ...
17 views

### Migration Rationale Question

Honestly, I'm not trying to be a pest, but I am a bit confused. My previous question to Meta, Deletion Rationale Clarification, seems to have concluded that the driving rationale behind the deletion ...
26 views

Some questions here are answered in the most intuitive way in the world. I wonder why not gather all pertinent high voted answers in form of tutorials, something like what it is done in https://...
50 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 ...
55 views

### Number of answers is not visible for questions with an accepted answer in the favorites tab

I was reviewing the favorites tab in my DSP.SE profile page, when I realized that the number of answers is not visible for those questions with an accepted answer. On the other hand, questions without ...
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 ...
29 views

### Can we remove the fft tag from this question?

A user has suggested to add the tags fft and signal-analysis to this question: Calculating the power of a signal However, I think the question has nothing to do with FFT. I could remove the tag but ...
28 views

### MathJax buttons/hotkeys script

I've written a script that lets you insert dollar symbols automatically(via a keyboard shortcut or button) in the editor window on Stack Exchange sites that support MathJax. Feel free to check it out. ...
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 ...
20 views

### Two tags for SDR. Why not merge them?

We have tags sdr and software-defined-radio. Why not merge them?
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### Convert to edit where edit has an image causes images in original post to be replaced

When I deleted an OP answer using the mod convert to edit option on this question, the edit added the edit but didn't update the links to the picture. So the ...
36 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 ...
21 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 ...
38 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 ...
14 views

### After making a large edit to a question, how to make sure it pops up on people's radar?

I'm struggling to get a response for my question and I made a lot of edits to it to make it appeal to a larger audience (added figure, code examples, better structuring, headlines, etc.) Yet I have ...
24 views

### Why is there no “quantization” tag yet?

First of all sorry if this doesn't belong here, or if i'm a newbie and i'm out of line, etc. But i was wondering why no one has created the quantization tag yet? Is it perhaps, because no one really ...
24 views

### Why are equations not visible in the Review pane?

I have observed that In the Moderator's tool, review pane, equations are not quite visible. Why is this so? Is this a bug?
30 views

### Possible migration from sound.SE

I asked a question on sound.SE regarding the DC/AC output of an SPL meter. I was hesitant regarding the best suited SE website. Since the question is pretty specific to audio, I choose sound.SE. But ...