Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
categorization under
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "categorization under" is correct and usable in written English.
It can be used when referring to the classification or grouping of items, concepts, or data within a specific category or framework. Example: "The categorization under the new policy will help streamline our processes and improve efficiency."
✓ Grammatically correct
Science
News & Media
Academia
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
4 human-written examples
And only Gmail allows tagging of emails for categorization under multiple topics (I just wish it was a quicker feature).
News & Media
We evaluated the probability that an infection was detectable for a certain percentage of the two-week visits stratified by their categorization under the six-month sampling interval as persistent, cleared, newly detected or absent (Figure 3).
Science
Following categorization under these 15 codes, content analysis was performed in interview data.
Science
Empirical testing shows that this has worked and demonstrates that a species exploited at fishing mortality rates consistent with achieving MSY (F MSY ) would lead to decline rates that would be unlikely to be steep enough to trigger a threat categorization under these new thresholds (Dulvy et al., 2005).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
For example, Gene Ontology contains a deep hierarchy with many sub- and sub-sub-categorizations under the cell cycle process because it has been studied extensively in yeast.
Science
Erev, Ido (1995), "A Cognitive Game Theoretical Model of Binary Categorization Decisions Under Uncertainty," mimeo, Technion.
Academia
Signal detection by human observers: A cutoff reinforcement learning model of categorization decisions under uncertainty.
Academia
A framework is defined consistent with and complementary to the categorization defined under CICES.
Science
The categorization process under EC 1107/2009 could be made more efficient and reduce false negatives and positives if a formal weight of evidence approach was applied to multiple lines of evidence.
What do you think the U.S. economy would look like at the end of the decade with or without such a private sector energized reinvestment in Main Street?
News & Media
Early categorization operates under the top down control of attentional processes that are guided by specific expectations.
Science
Expert writing Tips
Best practice
When using "categorization under", ensure you clearly define the specific system or framework you are using for categorization. This provides clarity and context for your audience.
Common error
Avoid using "categorization under" with excessively general categories. Be specific and use well-defined criteria for each category to avoid ambiguity.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "categorization under" functions as a prepositional phrase that indicates the system, framework, or criteria used for classification. Ludwig's examples illustrate its use across diverse fields, especially in scientific and academic discourse, to denote a structured classification process.
Frequent in
Science
75%
News & Media
12%
Academia
12%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "categorization under" is a prepositional phrase primarily used in formal and scientific contexts to specify the framework or system within which a classification is made. Ludwig AI's analysis shows it’s grammatically correct and suitable for denoting a structured classification process across academic, scientific, and news-related content. While less common than simpler alternatives in informal settings, understanding its function and appropriate usage enhances precision and clarity in writing. Remember to define the system for categorization clearly to prevent ambiguity, and avoid using excessively broad categories.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Classification within
Focuses on the act of classifying something inside a broader framework, rather than the framework itself.
Grouping under
Emphasizes the process of putting things together into a group within a certain system.
Categorization within the framework of
More formal and explicitly mentions the framework or system being used for categorization.
Classification according to
Highlights the criteria or rules used for classifying items.
Placement within the category of
Focuses on the act of putting something into a specific category.
Subsumption under
A more formal term indicating that something is included or contained within a larger category.
Arrangement into categories of
Focuses on the process of organizing items into different categories.
Assignment to the class of
Emphasizes the act of assigning an item to a specific class or category.
Inclusion in the classification of
Highlights the act of including something in a particular classification system.
Allocation to the division of
Focuses on allocating or assigning items to a specific division or category.
FAQs
How is "categorization under" used in academic writing?
In academic writing, "categorization under" is used to denote the classification of concepts, data, or research findings within a specific theoretical framework or established set of criteria. For example, you might discuss the "categorization under" different schools of thought in philosophy.
What are some alternatives to "categorization under"?
Alternatives to "categorization under" include phrases like "classification within", "grouping under", or "categorization within the framework of" depending on the specific context.
Is "categorization under" suitable for informal contexts?
While grammatically correct, "categorization under" is generally more appropriate for formal or technical writing. In informal contexts, simpler phrases like "grouped in" or "classified as" might be more suitable.
How does "categorization under" differ from "categorization of"?
"Categorization of" generally refers to the act of categorizing something, while "categorization under" refers to the specific system or framework within which the categorization is taking place. For example, "categorization of animals" versus "categorization under the Linnaean system".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested