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Questions tagged [algorithm]

For questions regarding how SE calculates the things that they do. For example, how does SE calculate which questions to show in the Hot Network Questions list?

1
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1answer
46 views

Can I ask if an algorithm I wrote is a new one (unique) and ask for review / feedback here?

Was wondering if I can post details of a sorting algorithm variation I wrote and get feedback on my understanding of it, whether its really unique and so on. If not, is it possible to suggest a place ...
3
votes
0answers
22 views

Which community to post a question on the design and implementation of Automatic Differentiation

I am looking to post a question (composed of 4 smaller and related questions) pertaining to the theory, implementation and definition of an algorithm to differentiate mathematical expressions, namely, ...
1
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1answer
48 views

Why is the front page different on the web versus mobile app?

I've noticed that the front page of SE sites is different depending on whether you're viewing it using the mobile app or the web app. These screenshots were taken at the same time. The "At smaller, ...
3
votes
0answers
21 views

Tag autocompletion should give higher ranking for tags that begin with the entered string

I think the tag autocompletion (when creating/editing a question) should rank those tags higher that begin with the entered string. Otherwise it can happen that a tag is not suggested although it ...
3
votes
0answers
97 views

Related Posts not related, what does the algorithm look for?

I've been noticing that a lot of the time the "Related" section on the right side are not often related to the question. Do we know how this algorithm works? It seems like it could use an update. I ...
6
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0answers
30 views

On the Careers profile, why not include the non-public employer searchers in your total views count?

I noticed Zeros for the amount of views on my profile – yet I had just been contacted by a recruiter on Careers, who explicitly stated that they had looked at my profile. I found that only public ...
-5
votes
1answer
117 views

Please add # of views, favorites and 'links-to' to delete-votes needed algorithm

Currently the number of votes to delete a question is varying based on the number of votes on it and its answers. It doesn't appear to take views, favorites or 'links to' into account. These are ...
5
votes
1answer
438 views

How are Stack Overflow's default profile pictures generated? [duplicate]

Anyone else wonder how the default profile pics for Stack Overflow are generated? It must be generated dynamically as it shows random patterns. Can anyone show an implementation of the algorithm in ...
0
votes
2answers
108 views

How are the StackOverflow tag descriptions assimilated?

I can't seem to find anything on SO about SO's tag system, and I was wondering how SO programmatically creates the descriptions linked to each tag. I noticed that there are a few descriptions (if not ...
27
votes
1answer
310 views

Are certain users favored the opportunity to review posts?

Is there any algorithm on SO (that the community knows of) which decides when and how many posts a user can review? Let me elaborate below. I sat down with a colleague of mine and we both clicked on ...
-8
votes
1answer
287 views

Control friends voting each other

I realize that in Stack Overflow some people always vote, edit, give bounty and answer each other questions to get more points and to get badges. I think that it is not fair, because at first it is ...
0
votes
1answer
149 views

Is there a part of Stack Exchange for asking about finding c# statistical algorithms

I am trying to find an algorithm for Granger Causality in c#. Is this sort of question dealt with anywhere on Stack Exchange? Or is there some other forum I should look at for questions that are not ...
3
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0answers
65 views

How does “Questions with similar titles” work? [duplicate]

Possible Duplicate: Detecting similarity between questions : How? I would like to get the basic idea how this is implemented and how the algorithm works, particularly the way it makes suggestions ...
-4
votes
5answers
168 views

My question matches stackoverflow's FAQ. Do we need to rewrite http://stackoverflow.com/faq?

I asked this question: https://stackoverflow.com/questions/7259674/guess-the-5-letter-word. As I commented, the FAQ says, "if your question generally covers ... a software algorithm ... then you’re ...
0
votes
0answers
80 views

How does Stack Overflow know what is the main tag of a question? [duplicate]

Possible Duplicates: Which tag is added to the page title? Does it matter the order you tag your question In the browser's title bar, Stack Overflow always displays one of the question's tags ...
7
votes
0answers
58 views

Can we add these words indicating subjectivity to the automatic question review score?

I've found a few words to search for that are pretty good at finding questions to down-vote or close-vote--good enough that it might be worth factoring them into the question score that determines if ...
1
vote
2answers
138 views

Frontpage content algorithm

Quoting from the Privileges page: Vote Down When you vote down, you are moving that content "down" so it will be seen by fewer people. Vote Up When you vote up, you are moving that content "up"...
1
vote
2answers
243 views

“Generating a random DFA with uniform distribution” - Where can I ask this kind of question?

I asked this question yesterday. It appears building a random DFA, selected with uniform distribution, is more difficult than it seems. Should I be asking this somewhere else, or have I come to the ...
12
votes
1answer
230 views

Open the pod bay doors, Community

I think Community may have an algorithm issue. This answer was flagged for attention by Community with the message "Possible vandalism of own posts; please check recent activity". Recent activity ...
2
votes
0answers
84 views

How do the “related question” suggestions work on Stack Overflow? [duplicate]

Possible Duplicate: How are “related” questions selected? I'm working on a Stack Overflow-like answers site, and I'm trying to replicate the "related questions" feature. Is there a ...
4
votes
2answers
232 views

Stack Overflow subjective question validation algorithm [duplicate]

Possible Duplicates: How does the automatic subjective filter work? What algorithm does StackOverflow use to determine if a question may be subjective? I know this is a discussion of the site ...
21
votes
5answers
597 views

If these two questions are related, then so are Steve Jobs and Richard Stallman

Exhibit A: Profile copying does not correctly copy empty age field I just copied my profile from SO to meta. I had not given a date of birth in SO but I had entered date for meta. After ...
3
votes
0answers
53 views

How are recent tags on homepage queried?

Hi, I'd like to know what algorithm is used to display recent tags on homepage? How many recent questions tags is taken under consideration when displaying that tag cloud? Any details?
1
vote
3answers
306 views

Badges algorithm details [duplicate]

Possible Duplicate: How long does it take for badges to be awarded? How are they generated? How do badges work, in terms of implementation and database structure? For example, how are the badges ...
1
vote
2answers
131 views

“Member for” display calculation

I noticed that I recently rolled over to "12 months" on my user profile on Stack Overflow and noticed that I also did not get awarded the yearling badge. I have since figured out that it appears that ...
5
votes
2answers
300 views

What algorithm is used for generating default user icons? [duplicate]

Possible Duplicate: How is the default user avatar generated? Geometric designs are automatically generated for each user. I know the designs are gravatars, but what is the algorithm they're ...
32
votes
6answers
1k views

What algorithm does Stack Exchange use to determine if a question may be subjective?

I was asking a question in serverfault.com and this message warned me (correctly!): The question you're asking appears subjective and is likely to be closed So, I'm curious if there any ...
192
votes
31answers
23k views

What formula should be used to determine “hot” questions?

Right now the front page Popular tab is fairly broken -- it's a simple descending sort by views. As Joel said in podcast #18, it is "a self-fulfilling prophecy." But this is not intentional, it's only ...