Questions tagged [questions]
For questions regarding the nature of a "question" on Cross Validated; e.g. how to ask, whether specific questions are appropriate, etc.
117
questions
9
votes
1
answer
128
views
Distribution of question and answer votes on CV
My question is simple theoretically, but probably not so simple practically...
Is there a way to check the distribution of question votes vs answer votes on CV? My assumption is that people are more ...
6
votes
1
answer
123
views
Is it on topic to ask about how implementations of a certain algorithm deal with certain problems?
For instance, would the following question be on-topic?
In the context of training a decision tree, let $Y$ be the dependent
variable and $X_1, \dots X_d$ the independent variables.
In a typical ...
3
votes
3
answers
162
views
Why are these blog recommendations questions considered off-topic?
There are a few Mathematical Statistics/Statistical Learning Theory blogs I enjoy reading, and wanted to ask on the main site for recommendations of similar theory-focused Statistics/ML blogs, as I ...
7
votes
1
answer
111
views
Is this question appropriate - Is it necessary to report on the step-by-step results from a model-building process?
I would like to ask a question on CrossValidated about statistics reporting, rather than statistical analysis itself. The question is: Is it necessary to report on the step-by-step results from a ...
7
votes
1
answer
78
views
How should reviewers handle questions with awful formatting? [duplicate]
From time to time when reviewing questions I stumble upon posts that are terribly formatted. Here is a good recent example (note the screenshot with almost invisible text): transformation ...
8
votes
1
answer
85
views
Is it appropriate to ask about plotting/graphing/visualizing data here?
I would like to ask for advice about plotting a growth curve model, preferably using SAS, SPSS or Excel. Is that an appropriate question for CrossValidated?
10
votes
1
answer
271
views
Do you say "thank you" to commenters who solve your problem?
I have this question of etiquette. I was wondering if at the end of a discussion in the comment section a question, once my doubt has been clarified, should I add a final comment thanking the person ...
-8
votes
1
answer
185
views
Why can some people close others answer
So , it has been quite some time i started using this platform , and I was just looking at few questions that showed " this question is not accepting any answers " which means it must have ...
3
votes
1
answer
101
views
Does this question belong here or ELL?
I have the question below. I think it is more about statistics than English. Thus, it would belong here. However, one might argue that it has too little statistical substance to merit posting here, ...
0
votes
0
answers
94
views
Difficulty finding an answer to a specific question and difficulty with wording
3 months ago I asked Probability Mass Function making the Truncated Normal Discrete
I can't seem to get enough attention to get multiple attempts to answer the question probably because of my poor ...
8
votes
2
answers
111
views
Help me frame a question on the relevance of the frequentist model to real world applications in a way that it's on topic on CV
It's been a long time since I've been active on CV and I don't want to botch it by asking an off-topic, opinion-based, or duplicate question. Here is my attempt:
How to answer to critiques about the ...
15
votes
3
answers
173
views
What are some "best practices" for editing to improve a post?
We already have another excellent question on CV.SE setting out editing dos and don'ts, but that mostly focuses on the limitations that apply to editing other people's posts, rather than the substance ...
6
votes
1
answer
276
views
Why is motivation important
Why should questions contain motivation and why does the absence of motivation make questions ambiguous?
I wrote this question Probability Mass Function making the Truncated Normal Discrete and it was ...
13
votes
1
answer
220
views
Are there questions on the modeling of the COVID-19 epidemic?
I'm a bit surprised that this seems to be the only spot of the Internet which hasn't been taken by storm by the COVID-19 infodemic (not necessarily a bad thing). Am I right, or has there been a raise ...
2
votes
1
answer
72
views
What could be the possible reasons behind people posting substantial questions in CV chatroom?
I know that asking questions in chat is bad, discouraged, doesn't give proper chance to clarify doubts, bypasses quality control and undermines the purpose of the site itself.
But could someone, ...
8
votes
1
answer
502
views
What should the description for our general chat room be?
Our general chat room is Ten fold. We sometimes describe it as being, "just for gossip and grumbles". People occasionally ask substantive statistics or machine learning questions there, and we often ...
5
votes
1
answer
117
views
Is Cross Validated an appropriate place to ask for examples of meta-analysis done well?
I'm teaching myself how to do meta-analysis, and as a beginner to the subject I would like to read journal article examples of meta-analysis done well.
It's easy enough to find examples of meta-...
2
votes
1
answer
80
views
Asking about which hypothesis testing technique? - My question is on hold
How should my question be rephrased such that you will reopen it?
3+ dependent variables, which test for measuring dependency?
I'm essentially trying to figure out how to show the relationship ...
6
votes
1
answer
98
views
Why is something flagged as "opinion"?
I entered the following question: How do you calculate an exact two-tailed p-value using binomial distribution? The system generated a warning that this "appears to be an opinion" and "is likely to be ...
11
votes
2
answers
360
views
Why is my question about replicating a figure from Hastie et al. not appropriate?
I asked this question earlier today but was quickly put on hold with a generic comment. I can only assume the question is on hold as it has been interpreted as being a coding question. It is clear ...
9
votes
2
answers
295
views
Would this dice question be on topic if it were posted or migrated here?
RPG.SE is currently having a bit of a vigorous discussion about this question about dice rolling (meta thereupon), in which this stack was brought up as a potential migrate target. There is a dice ...
2
votes
2
answers
102
views
Question titles cannot be similar to those of a closed question
I wish to ask a question with a similar (or identical) title to a question that is closed. But I'm not able to do this.
It seems to me that this is a mistake.
If the previous question is closed ...
6
votes
1
answer
151
views
Is this question mentioning Keras off-topic?
Image classification with large images in R keras
OP mentions keras a couple time, but to their credit, they don't include code. I'd like to answer the question, but I wonder if I should comment ...
-11
votes
2
answers
170
views
Questions on reinforcement learning topics would be better suited for AI Stack Exchange
I've notice that there are several unanswered questions on RL topics on this website. More specifically, about 1/3 (221/617) of the questions on RL on this website have not received an answer.
This ...
1
vote
0
answers
30
views
How do you notify that you edited your question if was put _on hold_? [duplicate]
I asked a question and it turns out now is [on hold] because 'it's unclear what I asked'
I edited hoping the unclear step was that but I am not sure if it was that.
How do you notify the people who ...
12
votes
1
answer
218
views
Do we have an authoritative answer on why validation accuracy can oscillate or even increase, when validation loss keeps increasing?
I know that accuracy is an improper scoring rule, thus it shouldn't be used to choose among classifiers. In particular, it should not be used to choose the best hyperparameters for a NN. However, ...
4
votes
2
answers
227
views
Why was my question deleted if It was not even on hold nor closed?
This was my question https://stats.stackexchange.com/questions/374062/least-square-estimators-for-beta-0-and-beta-1-and-uncorrelated-relation-b
I am surprised that was deleted because there is ...
5
votes
1
answer
74
views
What is our stance on website recommendation questions?
What is our stance on website recommendation questions? Are they on-topic or off-topic? Assume that the website recommendation pertains to statistics / machine learning.
Example:
Is there any web-...
9
votes
2
answers
393
views
I get surges of upvotes, and they are lumpy in time. Is this because the site is surfacing my questions all at once, or do I have a stalker/superfan?
Question is in the title. This morning I wake up to 40 more points, on various questions that I had asked since I started using this site years ago. Yesterday I had something similar. Is the site's ...
6
votes
1
answer
140
views
Should I ask this mathematical statistics question here or on math.se?
I would like to ask the following question:
if $M$ is a $m\times n$ constant matrix and $\eta\sim\mathcal{N}(0,I)$, then does $$\mathbf{E}_{\eta\sim\mathcal{N}}\left[\frac{\lVert M\eta\rVert}{\...
14
votes
2
answers
1k
views
Is there a generic question to which we can redirect questions of the type "why does my neural network not generalize well?"
Thanks to Sycorax, we have an excellent question which can be used to close as duplicate (most of) those questions about neural networks which can't overfit the training set:
What should I do when my ...
0
votes
1
answer
76
views
How to edit my question on RBF kernel in Python so that it gets reopened?
Can someone advise on how to rephrase this question to be acceptable?
How to tune `gamma` parameter of precomputed RBF kernel in Python using `gridsearchCV` and `pipeline`?
5
votes
1
answer
120
views
Finding question with an interesting comment about ReLU activation functions?
A few months ago, I read an interesting comment by user shimao to a question, which linked to a YouTube video where some lecturer (a mathematician, I think) showed how ReLU activations don't solve the ...
34
votes
3
answers
9k
views
What's the best way to answer "my neural network doesn't work, please fix" questions?
I've observed that we tend to get a number of questions in the vein of "I'm training a neural network and the model is not effective (for some definition of effective). Please help me fix it.&...
0
votes
0
answers
51
views
Finding a question similar to this one
I recall seeing a question on VAEs last week, similar to this one but more verbose:
Variational Autoencoder VS Normal Autoencoder
I remember the term "understand the basic math behind [them/VAE]" so ...
9
votes
1
answer
289
views
Is CV the right site for this question?
I just asked the following question:
What are attention mechanism exactly?
It seems that attention-related questions haven't received answers on this site. Is this the right site for these questions?...
1
vote
0
answers
81
views
How to improve the following question
A new user asked this question:
Neural Network for Foreign Exchange Prediction
In my opinion it's quite good as a first question, but it's hard to answer. I'd like the help the OP improve it. ...
10
votes
2
answers
115
views
Is it on topic to ask a question looking for authoritative/canonical references to read on a topic?
I am trying to learn about non-response/dropout bias—and how to correct for it. I do not know this area well. Is it on-topic to ask for authoritative/canonical/highly-cited/classic references on this ...
9
votes
1
answer
162
views
What to do if we see cross-posting
This question
fitting a distribution to survival curve in R
has been posted as an exact duplicate on Stack Overflow
https://stackoverflow.com/questions/48137772/fitting-a-distribution-to-survival-...
4
votes
1
answer
55
views
How do questions actually convert to community wikis?
I stumbled upon this question which, aside from being in need of some cleaning up, is not "answerable" as much as it's an open community wiki.
Common statistical tests as linear models
How do users ...
15
votes
3
answers
380
views
Should we expect some effort to study statistical issues before posting questions?
I'm seeing a steady worsening of statistical preparation on the part of those posing questions to the site. If I wanted to start an engineering project, I think I would talk to an engineer before ...
5
votes
0
answers
79
views
Should my two part question be asked separately?
I've asked a question about error analysis and included a follow up question which is strongly related to the first one. I'm unsure whether it would be best to post them as separate questions.
I'm ...
3
votes
1
answer
108
views
Creation of "Topics" Instead of Questions, for Linking with Course Notes
For background details see http
://www.fharrell.com/2017/08/integrating-audio-video-and-discussion.html
I am interested in using stats.stackexchange as a place to ...
5
votes
1
answer
57
views
What happens to reputation if an upvoted answer is moved to another SE site?
As per object: if a question which received some upvotes is moved to another SE site, what happens to the OP reputation?
Does her/his reputation on CV decreases, and the reputation on the other site ...
-3
votes
1
answer
191
views
'Cultural differences' between statsSE and mathSE
Notwithstanding that both statsSE and mathSE are both stackexchange sites, and share a similar subject matter, often attended by the same or similar groups of people, I have noticed what I would ...
12
votes
2
answers
182
views
What to do about very different questions with very similar answers?
I have noticed several times that some questions are flagged by some as "duplicate" questions when the questions appear very different but have similar answers. The questions are asking about very ...
7
votes
2
answers
267
views
Celebrate 100,000 questions in Sydney, Australia?
How should we celebrate reaching 100,000 questions?
I'm not sure this'd even work... But let's see.
I nominate 22nd April Saturday, 3pm gather for coffee breaks in Sydney CBD.
Let's me briefly ...
20
votes
2
answers
466
views
How should we celebrate reaching 100,000 questions?
We currently have over 99,000 questions asked. I think we should celebrate when we reach the 100,000 mark.
5
votes
1
answer
53
views
How to offer a bounty on a question with unsatisfactory answers?
I am very interested in a straightforward definition of the concept "positive regression dependency on each one of a subset" (with straightforward example a plus) as described by Benjamini and ...
8
votes
2
answers
89
views
Can I ask for a recommended analysis technique?
I don't know much about statistics, and I don't know enough to know e.g. terms to search for in a web search. However, I have a specific data set, and a list of goals I'd like to achieve in an ...