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
is identified upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is identified upon" is not commonly used in written English and may sound awkward in certain contexts.
It can be used when discussing the point at which something is recognized or determined, but it may be clearer to use alternative phrasing. Example: "The issue is identified upon further investigation into the data."
Science
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
He did not say when the aircraft was shot down, but said it was "identified upon arrival in Iranian airspace".
News & Media
A further 50,000 or so Australian soldiers would die elsewhere, including in the Middle East, but mostly on the western front where 18,000 were never found or could not be identified upon death – they are truly the "lost".
News & Media
Qualitative and quantitative features of trust are identified, upon which our formal model is phrased.
The next day, no HPVG was identified upon CT scanning, and his abdominal pain had diminished.
Science
The highest total energy saving of 93.8% was identified upon application of a configuration, designed based on heat recuperation ideas.
Science
Potential study candidates were identified upon presentation to the ED with a trauma-related complaint by either the registrar or the nurse interviewer.
The dynamic characteristics of the system in its undamaged and damaged configurations are identified upon ambient-like accelerations from a low dense sensor network.
Science
This EDLIPS scoring method is designed for the ED setting utilizing routinely available clinical variables that can readily be identified upon presentation for risk stratification predicting progression to ALI and in-patient mortality.
In spite of a fairly large amount of studies dedicated to these potential problems, no clinically relevant interactions between silymarin and other drugs have been identified upon administration in the recommended customary doses.
Science
Two complexes, Fe SCN 2+ and Fe SCN 2+, have been identified upon analysing the absorbance data for thiocyanate concentrations up to 0.25 M at 25 °C and an ionic strength of 0.5 M.
Science
It had two stepped levels and a north-south stairway was identified upon the summit of the structure.
Wiki
Expert writing Tips
Best practice
Consider using more common and direct alternatives like "is identified when" or "is detected at" for improved clarity.
Common error
Avoid using "is identified upon" in informal contexts. It can sound stilted. Opt for simpler phrasing unless aiming for a formal or scientific tone.
Source & Trust
80%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is identified upon" functions as part of a passive construction indicating when something is recognized or ascertained. This typically occurs in contexts where a specific condition or event leads to the identification.
Frequent in
Science
40%
News & Media
30%
Formal & Business
15%
Less common in
Wiki
5%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
The phrase "is identified upon" is a relatively uncommon expression used to indicate when something becomes recognized, typically as a result of a specific event or condition. While grammatically acceptable, it can sound somewhat formal and may be replaced by clearer, more direct alternatives such as "is recognized when" or "is detected at". Ludwig AI indicates that this phrase sees the most use in scientific and formal contexts. Consider your audience and purpose when choosing whether to use "is identified upon", opting for simpler language in less formal settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is recognized when
Replaces "identified" with "recognized" and "upon" with "when", focusing on the moment of recognition.
is detected at
Substitutes "identified" with "detected" and "upon" with "at", implying discovery.
is determined after
Replaces "identified" with "determined" and "upon" with "after", suggesting a conclusion is reached.
is discovered following
Uses "discovered" instead of "identified" and "following" for "upon", emphasizing a sequence.
is found during
Replaces "identified" with "found" and "upon" with "during", indicating the context of discovery.
becomes known through
Changes the structure to emphasize the process of becoming known.
is ascertained by
Uses "ascertained" to mean identified, with "by" replacing "upon", implying a method.
is revealed after
Emphasizes the revealing of something after an event.
is established as a result of
Indicates a causal relationship where identification is a result.
is pinpointed after
Suggests precise identification after an event.
FAQs
What does "is identified upon" mean?
The phrase "is identified upon" means something is recognized or determined at or after a specific event or condition. It indicates the point at which something becomes known.
How can I use "is identified upon" in a sentence?
Use "is identified upon" to indicate when something is recognized as a result of a specific action or event. For example, "The error "is identified upon" closer inspection of the data".
What are some alternatives to "is identified upon"?
Alternatives include "is recognized when", "is detected at", or "is determined after", depending on the specific meaning you want to convey.
Is "is identified upon" formal or informal?
"Is identified upon" tends to be more formal. In more casual contexts, consider using simpler alternatives such as "is found when".
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
3.5/5
Expert rating
Real-world application tested