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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
input is absent
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "input is absent" is correct and usable in written English.
It can be used in contexts where you want to indicate that there is no data or information provided. Example: "The system cannot process your request because the input is absent."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(2)
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
In the present study, geological sources and fertilizer used in agriculture are the possible contributors of fluoride in groundwater, and industrial input is absent due to the rural setting.
Science
Additionally, since the DOX input is absent, node B remains inactive because the rtTA protein requires DOX to operate as an active inducer, resulting in nodes C and E remaining inactive.
Science
We next designed the double-input AND gate with one inverted input, a digital logic device that only produced an observable output when the 1st input is present and the 2nd input is absent (Fig. 3).
Science
Extending from the double-input AND gate, we designed the triple-input AND gate with one inverted input, a combinational digital logic device that should only produce an output when the first two inputs are present and the third input is absent (Fig. 4).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Storm Thorgerson, whose creative input was absent from The Wall and The Final Cut, designed the album cover.
Wiki
However, the total loss of melanopsin photopigment in Opn4−/− mice is not equivalent to the situation in glaucomatous rats (or human glaucoma), where a variable proportion of melanopsin RGCs (and their rod/cone inputs) are absent.
Science
As expected, we only observe an high positive output when both inputs are absent (i.e. zero).
Science
Those experiments identified biomass components that could not be produced because the required inputs were absent, such as pantothenic acid, Vitamin B5 required for enzymatic co-factors and missing essential nutrients such as choline.
Science
© 2010 Wiley-Liss, Inc. Working memory (WM) serves to maintain and manipulate information over a period of a few seconds when perceptual input is temporarily absent, and thus facilitates the flow of ongoing tasks [Baddeley and Hitch, 1974].
Science
Since we do not use the measured bottom mass as input, the resummation of tan β is absent in our approach.
This satisfies an important requirement of the associative memory model from Treves and Rolls [46], which proposes that: ".during retrieval.., the mossy fiber input should be absent or strongly reduced.., in order not to blur the signal relayed by the perforant path".
Science
Expert writing Tips
Best practice
Use "input is absent" when you want to clearly state that no information or data has been provided, especially in technical or formal contexts. Be sure that the sentence structure clearly conveys what lacks the input.
Common error
Avoid using "input is absent" when you mean the input is present but incorrect. "Absent" indicates a complete lack, not a flawed presence.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "input is absent" functions as a statement indicating the lack of data or information. As evidenced by Ludwig, it's used to denote a complete absence of input in various contexts.
Frequent in
Science
50%
News & Media
37%
Wiki
13%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "input is absent" is a grammatically correct and usable expression that effectively communicates a lack of data or information. Ludwig AI confirms its suitability across various contexts, particularly in scientific, news and wiki domains. While not exceedingly common, its usage is clear and direct. Related phrases include "no input provided" and "data is missing". When using this phrase, ensure it accurately reflects a complete lack of input rather than an incorrect one.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
no input provided
Directly states that no input was given.
input is lacking
Similar to "input is absent", but uses a different verb form.
lack of input
Highlights the deficiency of input.
input not available
Indicates that the input exists but cannot be accessed.
there is no input
Emphasizes the complete absence of input.
data is missing
Focuses on the lack of data, rather than the absence of input.
input was not present
Uses past tense to describe the absence of input.
no data available
Focuses specifically on the absence of data.
input is non-existent
Emphasizes the complete absence of any input.
without input
Expresses the condition of something occurring without input.
FAQs
What does "input is absent" mean?
The phrase "input is absent" means that there is no data or information being provided or available. It signifies a complete lack of input in a particular context.
What can I say instead of "input is absent"?
You can use alternatives like "no input provided", "data is missing", or "input is lacking" depending on the context.
Is it grammatically correct to say "input is absent"?
Yes, the phrase "input is absent" is grammatically correct. It follows a standard subject-verb structure and is readily understood.
In what situations is it appropriate to use the phrase "input is absent"?
The phrase "input is absent" is appropriate in technical, scientific, or formal contexts where you need to clearly state that no data or information has been provided. For example, "The system cannot proceed because the "input is absent"."
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested