as a negative sample

USAGE SUMMARY

The phrase "as a negative sample" is correct and usable in written English.
It can be used in contexts related to data analysis, machine learning, or experimental design where you are referring to a sample that represents a negative outcome or condition. Example: "In our study, we included various data points, using some of them as a negative sample to test the effectiveness of our model."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

8 human-written examples

We explain the decline at the first iteration by injecting an interest object (failed to be weighted correctly by the spatio-temporal scores because it is temporarily stationary) as a negative sample in the specialized dataset.

EURASIP Journal on Image and Video Processing

Interestingly, this spectrum was not assigned to any of the defined P-types nor was it identified as a negative sample.

Plosone

Sensitivity per sample and virus was assessed using the following definitions: true negatives (TN), defined as the number of patients negative in all three specimens and false negatives (FN), defined as a negative sample while an alternative specimen from the same patient tested positive for a given virus.

Plosone

Similarly, we treated an inactive compound as a negative sample by the confirmation of at least two assays.

Bioinformatics

Since many of the Negatome protein pairs are indirectly interacting, this dataset is unsuitable to serve as a negative sample for the purpose of this study.

BMC Systems Biology

For a given distance threshold ϵ, a network pair is considered as a Positive sample if the distance between the two networks is ≤ ϵ and as a Negative sample otherwise.

Bioinformatics

Human-verified similar examples from authoritative sources

Similar Expressions

52 human-written examples

In other words, the detection dogs used in this study sniffed for twice the amount of time when the target odor was present or when it was indicated as present on a negative sample.

Chemical Senses

For all negative samples, χ2 = 10.3 (p = 0.0013); thus the dipstick RDT is more likely than the Pastorex® test to incorrectly diagnose a negative sample as positive, and this difference is also statistically significant.

Plosone

As a negative control, sample without PNA probe was used.

Biochemical Journal

The third requirement was to use non-stimulated PBMC as a negative control sample.

Cancer Immunology, Immunotherapy

Seven participants used unstimulated PBMC (medium only) as a negative control sample.

Cancer Immunology, Immunotherapy

Expert writing Tips

Best practice

When using "as a negative sample", clearly define the criteria that qualify a sample as negative within your specific context. This ensures clarity and avoids ambiguity.

Common error

Avoid using "as a negative sample" in contexts where the sample isn't a true negative, but simply lacks a specific characteristic. Ensure it truly represents the absence of what you're testing for, not just a different state.

Linguistic Context

The phrase "as a negative sample" functions as a prepositional phrase that modifies a noun or clause. It specifies the role or purpose of a particular sample in an experiment or analysis. As stated in Ludwig AI, this phrase is correct and usable in written English.

Expression frequency: Uncommon

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Ludwig's WRAP-UP

In summary, "as a negative sample" is a grammatically sound phrase primarily used in scientific and research settings to denote a control or baseline for comparison. Ludwig AI confirms the phrase's correctness and usability. While not frequently encountered in general writing, it plays a crucial role in technical contexts. When using this phrase, ensure the sample truly represents the absence of the characteristic being tested to maintain clarity and avoid misinterpretation. Alternatives such as "as a control sample" or "as a baseline measurement" may be appropriate depending on the nuance you wish to convey. The key is to provide a clear and unambiguous point of comparison for your experimental results.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

as a control sample

This alternative refers to a standard of comparison, similar to using a negative sample to validate results.

as a contrasting instance

This phrase highlights the difference between the sample in question and a positive instance.

as a non-positive control

Focuses on the sample not exhibiting the characteristic being tested.

as a baseline measurement

Implies that the sample provides a standard for comparison.

as a reference point

This alternative means using the sample to establish a basis for evaluating other samples.

as an inactive specimen

Describes a sample that does not display the activity or property being investigated.

as a sham treatment

Highlights the use of a placebo or inactive treatment as a comparison.

as an unexposed group

Refers to a group not subjected to the experimental conditions.

as a null case

This denotes a scenario where the expected outcome is not observed.

as an opposing example

Highlights the sample's role in showing an opposite result.

FAQs

How can I use "as a negative sample" in a sentence?

In research, you might say, "We used a placebo group /s/placebo+group as a negative sample to assess the true effect of the drug."

What's an alternative to saying "as a negative sample"?

Depending on the context, you could use alternatives like "as a control sample", "as a non-positive control", or "as a baseline measurement".

In what context is it appropriate to use "as a negative sample"?

It's appropriate in scientific, statistical, and research contexts where a sample is intentionally chosen to represent the absence of a particular characteristic or effect, serving as a comparison point.

What distinguishes "as a negative sample" from "as a control group"?

"As a negative sample" typically refers to a specific item or data point representing a lack of the tested characteristic, while "as a control group" usually denotes a larger set of subjects or items used for broader comparative analysis.