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Questions about tag synonyms (how they work, who can create them, synonym suggestions etc).

2
votes
1answer
44 views

Why do tag-synonyms show up separately in search?

I was trying to collate some tags about randomization and noted that random-allocation seemed to be the parent-tag of preference. As I searched tags for instances of "random" I noted some hits for ...
3
votes
1answer
62 views

Disambiguate tag excerpts for [d-prime], [sensitivity] and [sensitivity-analysis]

It seemed like these tags might sometimes get confused, can the excerpts be improved? d-prime is sensitivity index is a measure used in signal detection theory to quantify how well a signal can be ...
9
votes
2answers
93 views

How should we deal with the [normal-distribution] vs. [normality] tags?

We have a normal-distribution tag with 3158 questions, no tag wiki, and the following tag wiki excerpt: The normal, or Gaussian, distribution has a density function that is a symmetrical bell-...
8
votes
2answers
84 views

A ghost wiki excerpt after tag merge

My understanding was that when a tag B is made a synonym of tag A and merged with it, then if B had any tag wiki excerpt it would not be visible anywhere anymore. However, this apparently did not ...
7
votes
1answer
145 views

Meta-analysis of the meta-analysis tags

There are meta-analysis×654 and meta-regression×101 tags. Meta-regression is a particular approach to meta-analysis so it's a subset tag. 90 out of 101 Qs are also tagged with [meta-analysis], i.e. ...
8
votes
1answer
123 views

Should we do something about [mixed-design] tag?

I noticed that we have mixed-design×63 tag that did not have any wiki excerpt. Many of the questions are about https://en.wikipedia.org/wiki/Mixed-design_analysis_of_variance, i.e. ANOVA analysis with ...
12
votes
2answers
407 views

Distinction between [hauck-donner-effect] & [separability] tags

We have two tags that seem closely related: hauck-donner-effect (69 threads) Excerpt: Also called "perfect separation". In logistic regression, if all 1 & 0 outcomes lie on different sides ...
-3
votes
1answer
135 views

Let's create [pmf] tag and keep it distinct from [pdf]

I just got clobbered for calling a PMF a PDF. In the pdf tag info it says Probability density function (PDF) of a continuous random variable gives the relative probability for each of its ...
5
votes
1answer
75 views

Quasi-synonyms for quasi-tags

I have been reviewing our quasi-related threads, and have edited the wiki excerpt of quasi-likelihood to read: In GLMs, quasi-likelihood estimation is a way to allow over- or under-dispersion by ...
5
votes
4answers
153 views

Tags for zero-inflated vs. hurdle vs. point-mass-at-zero models

We have a zero-inflation×254 tag but no tag for hurdle models. I have just created hurdle-model×1. Now I am wondering if it should better be made a synonym of ...
5
votes
1answer
43 views

Should the default tag synonyms be in the full form or abbreviated?

We have multiple synonyms for full-form names and their abbreviations like item-response-theory and irt, or stochastic-gradient-descent and sgd. What should be the basic form: full length or ...
7
votes
1answer
54 views

Should tags [integral] and [integration] be synonyms?

There are two tags, integral and integration, that seem to be used interchangeably, maybe one should be a synonym of the other?
6
votes
1answer
51 views

What to do about [parameter-optimization] tag?

There is a tag parameter-optimization×154, without tag wiki or excerpt. It seems to be used mainly for things like maximum likelihood, which has its own tag, further optimization used in estimation is ...
13
votes
1answer
235 views

Too many boosting tags

I don't know much about boosting, but I accidentally noticed that we have the following boosting-related tags: boosting × 311 gbm × 179 gradient-boosted-trees × 28 The problem is that boosting (...
6
votes
1answer
36 views

Can I find excerpt/Wiki of a tag that is now a synonym of another tag?

Can I find (the old) excerpt/Wiki of a tag that is now a synonym of another tag? E.g. the excerpt and Wiki of the arima tag builds on ARMA (does not discuss what ARMA is). But since arma has been ...
6
votes
1answer
132 views

Our tags for nominal, ordinal, and categorical data

Around a month ago, @gung suggested to make nominal×113 a synonym of categorical-data×1987 because they are "literally synonyms". This has initially gotten some support, until @ttnphns objected on ...
16
votes
2answers
207 views

Our tags for logistic regression: [logistic] and [logit]

logistic (3858) is one of our most popular tags; its wiki excerpt says Refers generally to statistical procedures that utilize the logistic function, most commonly various forms of logistic ...
7
votes
1answer
54 views

Automatic tag changing

Why does the markov-chain tag get changed automatically to markov-process? I had an answer addressing the difference between ...
10
votes
2answers
419 views

Tags around categorical data coding / representation

Return back to the issue, June 30, 2017 I want to bring your attention once again to this tag question about categorical data encoding. It has not been resolved satisfactory so far, to me. 1) I ...
7
votes
1answer
137 views

LDA (latent dirichlet allocation) tag issue

Colleagues and moderators, please think over what to do with a tag for Latent Dirichlet Allocation. We've got lda and latent-dirichlet-alloc currently. One (which? or maybe a new better one?) should ...
7
votes
1answer
75 views

Synonymous tags: bias-node and intercept?

The tags bias-node and intercept seems to me to be synonymous. [bias-node] is only used 6 times. Should we declare those as synonyms?
10
votes
1answer
79 views

We have both [zero-inflated] and [zero-inflation] tags. Do we need both?

If the usage is distinct, this question's usage suggests the distinction is opaque. But to my understanding, the only difference is morphological inflection and not statistical.
11
votes
3answers
333 views

Is [tikhonov-regularization] really a synonym for [ridge regression]?

I am new, so may have a biased sample, but it seems a lot of the discussion on "regularized regression" focuses on methods that penalize some norm of the parameter (coefficient) vector. For example in ...
4
votes
1answer
131 views

Should we make [updating] synonym for [bayesian]?

I just noticed that we have updating tag with 18 questions - all about Bayesian updating. Do we really need a separate tag? Maybe we should merge it with bayesian?
3
votes
1answer
168 views

Differences between [joint-distribution] and [bivariate]?

I wonder if joint-distribution and bivariate, have been used interchangeably on Cross Validated? [joint-distribution] was used in 255 questions; it has an excerpt and a simple wiki. [bivariate] was ...
11
votes
1answer
138 views

Is it useful to have separate tags for lme4, lmer, glmer, nlmer, nlme, and lme?

lme4 (402) is an R package that has lmer (498), glmer (168), and nlmer (10) functions. nlme (119) is an R package that has lme (196) as a function. Both packages fit [generalized] linear (and ...
11
votes
1answer
168 views

Ambiguous [permutation] tag

A week ago @JuhoKokkala raised the following Meta question: Ambiguous [combination] tag -- and the consesus was that [combination] tag should be entirely removed and replaced by [combinatorics] ...
9
votes
2answers
105 views

Let's merge/synonymize `arch` and `garch` tags

I suggest merging arch and garch tags, or making arch a synonym of garch (I am not sure how I should formulate this correctly). I don't see sufficient conceptual difference between ARCH and GARCH ...
10
votes
1answer
111 views

Tags: Bayes-network vs. Bayesian-network

I have noticed a user actively changing bayes-network tag into bayesian-network. Both tags have approximately the same number of ...
-2
votes
1answer
115 views

Do we need both [forecasting] and [prediction] tags?

I do not see a clear distinction between forecasting and prediction tags. Should they be made synonyms? Or should the distinction be made clearer (e.g. by expanding the currently very brief ...
4
votes
1answer
64 views

What is the difference between our hypothesis-testing, statistical-significance, and p-value tags? Do they need to stay separate?

Two very popular tags are hypothesis-testing (3.4k questions) and statistical-significance (2.4k questions). These two concepts are very much related, and whenever I happen to edit a question that ...
8
votes
1answer
190 views

What should we do with the ambiguous [Pearson] tag?

Our pearson tag (220 questions) is ambiguous and seems to be used inconsistently: it can refer either to Pearson's correlation or to Pearson's chi-squared goodness of fit test. I think it should be ...
7
votes
1answer
100 views

Are [causality] and [causal-inference] tags the same?

There are two tags causality and causal-inference that seem identical or at least closely related -- aren't they? Reviewing the posts tagged by both tags shows that there is not much difference ...
6
votes
3answers
192 views

Should we do something with [wlln] tag?

I just noticed that there is wlln. Could you guess what does it stand for..? It has only 11 questions while the topic is pretty broad -- so I guess it is probably used less often than needed. Its name ...
10
votes
1answer
253 views

Should we be merging our non-merged tag synonyms as a matter of course?

Tags on SE can be made synonyms with or without merging. Non-merged synonyms have a bit of a weird behaviour. Take a look e.g. at books which is a synonym of references. If I search for [books], I ...
6
votes
2answers
154 views

What tag name do you prefer: [covariance-matrix] or [variance-covariance]?

I am used to calling this thing "covariance matrix" and only very rarely see and here it being called "variance-covariance matrix". However, our tag here is called variance-covariance. It used to ...
8
votes
2answers
215 views

Why is it sometimes so difficult to initiate a tag change here, and how should we deal with that?

Update: all of the suggestions have been implemented, thanks @Scortchi. A couple of weeks ago a suggestion came up on meta to merge [natural-language] and [nlp] tags: Do we need the [natural-language]...
7
votes
1answer
72 views

Merging tags e-m and expectation-maximization

The following two tags look synonymous: https://stats.stackexchange.com/questions/tagged/expectation-maximization https://stats.stackexchange.com/questions/tagged/e-m
6
votes
2answers
161 views

Do we need the [natural-language] tag, separate from [nlp]?

Do we need the natural-language tag? I see it's pretty much used as a synonym for nlp.
10
votes
1answer
104 views

Do we need data-imputation, multiple-imputation and imputation tags?

There seems to be a fair amount of redundancy in the tags containing imputation in them. As of this writing, I observe the following distribution of imputation tag usages: data-imputation: 160 ...
6
votes
1answer
55 views

Tag synonym question, with an application to adaboost and boosting

Adaboost is an early example for a boosting algorithm. Does that make the adaboost tag a candidate for a tag synonym with boosting? Or is the policy that special cases can get their own tag? If so, ...
6
votes
3answers
175 views

Ambiguous [confidence] tag

I just noticed that there is a confidence tag - it does not have a description and it is hard to guess what is its purpose? Is it about confidence intervals (it has multiple questions tagged both [...
18
votes
2answers
372 views

The [kernel] tag is dead

Well, it took a while, but I'm finally done with this effort: every question in kernel has been sorted into kernel-trick and/or kernel-density-estimate. kernel is now empty; a moderator should ...
11
votes
1answer
62 views

Proposal: add reference-request as a synonym for references

references has 718 questions, synonyms books, sources and resources and a tag wiki that seems to cover requesting references: "References" is our generic tag for questions seeking information ...
3
votes
1answer
123 views

Shouldn't we merge [definition] into [terminology]?

I think whatever the difference between definition (60 questions) and terminology (247 questions) might possibly be, in practice these tags are used interchangeably. Therefore I suggest hard-merging ...
-3
votes
3answers
93 views

ab-test is not a technical term

Should the tag ab-test test be removed from the list or made into a synonym? It is jargon for the BI community and we should encourage use of proper technical terms to preserve the consistency of the ...
28
votes
1answer
343 views

Let us merge [mixed], [mixed-effect] and [mixed-model] tags

Recently I have been reading quite a lot on CV about fixed / random / mixed effects models and related terminological controversies. Unfortunately, the CV tags for the mixed models are a mess, which ...
12
votes
1answer
80 views

Visualisation tag

Based on the answer to Synonym merging suggestion for users with under 2.5k?... I noticed the recent creation of a visualisation tag and also a little used data-visualisation, both spelled with an "s"...
6
votes
2answers
241 views

Are half of “tag-synonyms” questions duplicative of “Current tag synonym candidates”?

Are half of tag-synonyms questions duplicative of Current tag synonym candidates? Some debate on the utility of this thread occurred in its comments. Let this question serve as a home for a revival (...
10
votes
1answer
98 views

Suggestion to make tag “chi-square” a synonym of tag “chi-squared”?

The newly created tag chi-square seems to be a synonym of tag chi-squared.