quantification
gb/kwˌɔntɪfɪkˈeɪʃən/ us/kwˌɔntɪfɪkˈeɪʃən/
C1
Anh
Các nghĩa
0 nghĩa
Danh từ
formal
C1
process
1
Measuring or stating quantity
the act of finding or showing how much or how many of something there is
Mẫu sử dụng:
quantification of [something]
Lỗi thường gặp:
Use quantify as the verb, not quantificate. Do not confuse quantification with quantization, which means dividing or rounding values into fixed levels.
Từ đồng nghĩa
measurement (more general and often less formal)
|
calculation (emphasizes working out a number)
|
estimation (suggests an approximate number rather than an exact one)
Từ trái nghĩa
qualitative description (focuses on qualities rather than amounts)
|
nonmeasurement (the absence of measuring or assigning numbers)
Cụm từ đi kèm
accurate quantification
|precise quantification
|objective quantification
|quantification of risk
|quantification of uncertainty
|quantification of costs
|quantification of damage
|quantification of emissions
|quantification of impact
|quantification methods
Chủ đề
science
|research
|data_analysis
|business
Ví dụ
- The study allowed better quantification of the health risks linked to air pollution.
- Reliable quantification of carbon emissions is essential for climate reporting.
- The company wants more precise quantification of the costs before approving the project.
Ví dụ cho người học
- Quantification means putting a number on something.
- The team worked on the quantification of water use.
Danh từ
technical
C2
rule
2
Use of logical quantifiers
the use of words or symbols that mean all, some, or at least one in a logical statement
Mẫu sử dụng:
quantification over [a set/domain/variable]
Lỗi thường gặp:
In logic, quantification is about the scope of a statement, not about measuring a physical amount.
Từ đồng nghĩa
quantifier use (plainer wording for the same logical function)
|
variable binding (related technical term, especially when a quantifier controls a variable)
Từ trái nghĩa
unquantified statement (a statement without an explicit quantifier)
|
free variable (a variable not bound by a quantifier)
Cụm từ đi kèm
universal quantification
|existential quantification
|quantification over variables
|nested quantification
|scope of quantification
|quantification theory
|domain of quantification
|first-order quantification
Chủ đề
logic
|mathematics
|linguistics
|philosophy
Ví dụ
- The formula uses universal quantification to say that the property holds for every object in the domain.
- In this sentence, the scope of quantification is ambiguous.
- Existential quantification is used when a claim says that at least one example exists.
Ví dụ cho người học
- In logic, quantification can mean saying that something is true for all things.
- The symbol means quantification over every value of x.
Ngữ pháp
Dạng từ điển
quantification
IPA
GB/kwˌɔntɪfɪkˈeɪʃən/
US/kwˌɔntɪfɪkˈeɪʃən/
Âm tiết và trọng âm
quan - ti - fic - a - tion (5 âm tiết)
Stress on 4th syllable (a)
Các dạng từ
Noun
- Base: quantification
- Plural: quantifications
Cách diễn đạt
existential quantification
1/ˌɛɡzˌɪstˈɛnʃəl kwˌɔntɪfɪkˈeɪʃən/
fixed phrase
technical
Statement about at least one
a logical way to say that at least one thing in a group exists or has a property
Ví dụ
- The symbol ∃ is used for existential quantification.
- The proof begins with existential quantification: there exists a number with the required property.
- Existential quantification does not identify which object satisfies the condition.
limit of quantification
1/lˈɪmɪt əv kwˌɔntɪfɪkˈeɪʃən/
fixed phrase
technical
Lowest reliably measured amount
the smallest amount that a test can measure reliably
Ví dụ
- The pesticide level was below the limit of quantification for the method.
- The laboratory reported a lower limit of quantification after improving the instrument settings.
- Results near the limit of quantification should be interpreted with caution.
quantification of damages
1/kwˌɔntɪfɪkˈeɪʃən əv dˈæmɪd͡ʒɪz/
fixed phrase
legal
Calculating legal compensation
the process of deciding how much money someone claims for a loss or injury
Ví dụ
- The court asked for clearer evidence on the quantification of damages.
- The expert report focused on the quantification of damages from the breach of contract.
- Without proper quantification of damages, the claim may be difficult to prove.
risk quantification
1/ɹˈɪsk kwˌɔntɪfɪkˈeɪʃən/
fixed phrase
business
Estimating risk numerically
putting numbers on possible risks, such as how likely or costly they are
Ví dụ
- The bank improved its risk quantification models after the market shock.
- Good risk quantification helps managers decide how much insurance they need.
- The report includes risk quantification for each stage of the project.
uncertainty quantification
1/ʌnsˈɚtənti kwˌɔntɪfɪkˈeɪʃən/
fixed phrase
technical
Measuring model uncertainty
estimating how unsure a calculation or model result is
Ví dụ
- Uncertainty quantification is important when simulations are used to guide safety decisions.
- The team added uncertainty quantification to show how reliable the forecast was.
- Modern climate models include uncertainty quantification for key assumptions.
universal quantification
1/jˌunəvˈɚsəl kwˌɔntɪfɪkˈeɪʃən/
fixed phrase
technical
Statement about every member
a logical way to say that something is true for all things in a group
Ví dụ
- The symbol ∀ represents universal quantification in formal logic.
- The sentence uses universal quantification because it makes a claim about every student in the class.
- Universal quantification over an empty set can be counterintuitive for beginners.