User:Irisnan1009/Unsupervised learning/Irisnan1009 Peer Review

Peer review
This is where you will complete your peer review exercise. Please use the following template to fill out your review.

General info

 * Whose work are you reviewing? (provide username)WILL.I.AMMJ
 * Link to draft you're reviewing: https://en.wikipedia.org/w/index.php?title=Unsupervised_learning&diff=prev&oldid=923777110

Lead
Guiding questions:


 * Has the Lead been updated to reflect the new content added by your peer?
 * Does the Lead include an introductory sentence that concisely and clearly describes the article's topic?
 * Does the Lead include a brief description of the article's major sections?
 * Does the Lead include information that is not present in the article?
 * Is the Lead concise or is it overly detailed?

Content
Guiding questions:


 * Is the content added relevant to the topic?
 * Is the content added up-to-date?
 * Is there content that is missing or content that does not belong?

Tone and Balance
Guiding questions:


 * Is the content added neutral?
 * Are there any claims that appear heavily biased toward a particular position?
 * Are there viewpoints that are overrepresented, or underrepresented?
 * Does the content added attempt to persuade the reader in favor of one position or away from another?

Sources and References
Guiding questions:


 * Is all new content backed up by a reliable secondary source of information? Yes.
 * Are the sources thorough - i.e. Do they reflect the available literature on the topic? Yes.
 * Are the sources current? Yes.
 * Check a few links. Do they work? Yes,

==== Sources and references evaluation The source he or she added is a journal with DOI. It can be considered very authoritative and reliable. It linked tight to the content and well explained the topic. The sources are current and I checked a few links they all worked so good job. ====

Organization
Guiding questions:


 * Is the content added well-written - i.e. Is it concise, clear, and easy to read?
 * Does the content added have any grammatical or spelling errors?
 * Is the content added well-organized - i.e. broken down into sections that reflect the major points of the topic?

Images and Media
Guiding questions: If your peer added images or media


 * Does the article include images that enhance understanding of the topic?
 * Are images well-captioned?
 * Do all images adhere to Wikipedia's copyright regulations?
 * Are the images laid out in a visually appealing way?

For New Articles Only
If the draft you're reviewing is a new article, consider the following in addition to the above.


 * Does the article meet Wikipedia's Notability requirements - i.e. Is the article supported by 2-3 reliable secondary sources independent of the subject?
 * How exhaustive is the list of sources? Does it accurately represent all available literature on the subject?
 * Does the article follow the patterns of other similar articles - i.e. contain any necessary info boxes, section headings, and any other features contained within similar articles?
 * Does the article link to other articles so it is more discoverable?

Overall impressions
Guiding questions:


 * Has the content added improved the overall quality of the article - i.e. Is the article more complete?
 * What are the strengths of the content added?
 * How can the content added be improved?

==== Overall evaluation He or she added a reliable and authoritative source to the content, making content more complete. It surely improved overall quality of the article. The source he or she added is both reliable and up-to-date. The source that he or she added seems perfect to me. Other than that, he or she can also edit on the content and further to link the reference and the article itself. ====