Relationships Related Term:  accuracy benchmark error recall relevant n. ~ 1. The extent to which something is measured. - 2. Information retrieval · The ratio of relevant items to all items retrieved [..]

d/(b+d).

Closeness of agreement between indications obtained by replicate measurements on the same or similar objects under specified conditions. Note: Measurement precision is usually expressed numerically by [..]

The closeness of agreement between the results obtained by applying a measurement procedure several times on identical materials and under prescribed measurement conditions. The smaller the random par [..]

The aspect of measurement that addresses repeatability or consistency when an identical item is measured several times.

Precision is reproducibility. Saying "These measurements are precise" is the same as saying, "The same measurement was repeated several times, and the measurements were all very close t [..]

Precision is a property of measurement related to the unit of measure used; the smaller the unit of measure used, the more exact the measurement is.

The accuracy with which a number can be represented, i.e., the number of digits used to represent a number.

the quality of being reproducible in amount or performance At this time, home ranges of small rodents can not be measured with great precision, therefore any such calculations are, at best, only appro [..]

In survey research, the tightness of the confidence limits.

1the quality of being exact, accurate, and careful synonym accuracy2 done with mathematical precision Her writing is imaginative but lacks precision. Historians can't estimate the date with any ( [..]

1630s, "a cutting off (mentally), abstraction," from French précision (16c.) and directly from Latin praecisionem (nominative praecisio) "a cutting off," noun of action from past p [..]

The capacity of the system to discriminate between different values of input; the “fineness” with which different values for input can be inferred from measured values of output. The pooled deviation [..]

exactness.

The characteristic of measurement that relates to the consistency between multiple measurements of an identical item or process under uniform conditions. As opposed to accuracy, precision does not ind [..]

Referring to the smallest difference in measurement that a test instrument can distinguish.

in information retrieval, a measure of the quality of search results. Precise results have a high proportion of good matches and a low number of false positives (results that really shouldn’t count as [..]

preciseness: the quality of being reproducible in amount or performance; "he handled it with the preciseness of an automaton"; "note the meticulous precision of [..]

The relative degree of repeatability, i.e. how closely the values within a series of replicate measurements agree. It is the result of resolution and stability. See: accuracy, bias, calibration.

n. Accuracy of limitation, definition, or adjustment.

The degree of mutual agreement among a series of individual measurements, values, or results; often, but not necessarily, expressed by the standard deviation. 2. With respect to a set of independent devices of the same design, the ability of these devices to produce the same value or result, given the same input conditions and operating in the same [..]

How exact an estimate is. For example, saying a product will ship on October 7, 2015, is more precise than saying a product will ship in October 2015. Contrast with accuracy.

Agreement among a series of measurements, commonly expressed as the standard deviation or CV of the mean. Compare with accuracy.

Internet Glossary When used to describe floating-point numbers, precision refers to the number of bits used to hold the fractional part. The more precision a system uses, the more exactly it can represent fractional quantities.Floating-point numbers are often classified as single precision or double precision. A double-precision number uses twice a [..]

Precision refers to how well experimental data and values agree with each other in multiple tests.

(1) When used in reference to search engines, the ability of the search engine to return only relevant documents in the search results instead of documents that may not have relevance. Words in a sear [..]

noun. a gauge of correctness. With regard to statistics, an approximation with a minor standard error is though to have a high degree of precision.

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In information retrieval, a measure of search effectiveness, expressed as the ratio of relevant records or documents retrieved from a database to the total number retrieved in response to the query; f [..]

The ability of a search engine to list results that satisfy the query, usually measured in percentage. (if 20 of the 50 results match the query the precision is 40%)

statistics/quality assurance - the repeatability or variability of measurements, usually expressed as a standard deviation or other error

describes how close together measurements are to each other

When you repeat a measurement in one practical investigation on the same parameter, you may find that readings will be different from each other. The cause may be:

,

     The degree to which an instrument will repeat the same measurement over a period of time.  primary operation

How close one measurement result will be to another result or set of results.  Precision should not be mistaken for accuracy.  A precise instrument could give a consistently erroneous result.  The ter [..]

degree of accuracy or exactness of a measurement or tool.

The agreement between the numerical values of two or more measurements made in the same way and expressed in terms of deviation; the reproducibility of measured data.

How many significant digits are used to express the measurement.

(n) the quality of being reproducible in amount or performance

A measurement of how exact a value is (Lesson 3)

the degree to which repeated measurements under unchanged conditions show the same results; reproducibility; repeatability.

Precision is the repeat-ability of a measurement

Refers to the level of measurement and exactness of description in a GIS database. Precise locational data may measure position to a fraction of a unit. Precise attribute information may specify the c [..]

The quality of being accurate, definite, and exact. The standards and modes of precision vary according to subject and context. See the logic of language, elements of thought.

The degree to which repeat measurements, using identical experiments, yield comparable results. The reproducibility of a set of results or experiment.

Precision and repeatability are both terms that refer to the dispersion or variability of measurement readings in a stable, unchanging environment. A simple analogy that we like to refer to here at Pinpoint is the case of a marksman shooting at a distant target. If this marksman can shoot 10 arrows and they are all closely clustered together his ab [..]

The measure of an instrument's ability to obtain consistent readings. protons

Precision is a measure of similarity. The same surveys conducted more than once should have the same or similar results. The closer the results from each repetition of the survey, the more precise the [..]

Measure of exactness, possibly expressed in number of digits, for example, computed to the nearest millimeter; Compare: accuracy

The closeness of agreement between the results obtained by applying the experimental procedure several times under prescribed conditions (ISO, 1977).

Closeness of agreement between independent test results obtained under stipulated conditions

The ability of an instrument to measure a process variable and repeatedly obtain the same result. The ability of an instrument to reproduce the same results.

Refers to the level of measurement and exactness of description in a geographic information system (GIS) database. Precise locational data may measure position to a fraction of a unit. Precise attribute information may specify the characteristics of features in great detail. It is important to realize, however, that precise data - no matter how car [..]

In information retrieval, the percentage of hits found by a search that satisfy the request that generated the query.

The reproducibility of an analysis system (quality assurance term). See also accuracy and bias.

The degree of variation of repetitive, equivalent readings of measured value. Precision is one of the critical contributors to overall analysis accuracy, and must be known and controlled during analysis. Precision is commonly expressed in terms of Cv% (Coefficient of Variation %) or RSD% (Relative Standard Deviation %).

Using information that is closely and carefully related to the specific purpose and context of a speech; particularly important when a topic varies widely in application.

Measure of exactness, possibly expressed in number of digits, for example, computed to the nearest millimeter; Compare: accuracy

The Precision 1♣ is a system based on a strong (16+) artificial 1♣ opening. I do not cover it in this web site.

a bidding system based on a big-club opening and five-card majors

How reproducible a measurement is.  (If we repeatedly measure something, do we come up with the same value each time?)

The accuracy with which a number can be represented, i.e., the number of digits used to represent a number.

The degree of variation of repetitive, equivalent readings of measured value. Precision is one of the critical contributors to overall analysis accuracy, and must be known and controlled during analysis. Precision is commonly expressed in terms of Cv% (Coefficient of Variation %) or RSD% (Relative Standard Deviation %).

1. [In statistics:] A measure of the likelihood of random errors in the results of a study, meta-analysis or measurement. The greater the precision, the less random error. Confidence intervals around the estimate of effect from each study are one way of expressing precision, with a narrower confidence interval meaning more precision. 2. [In trial s [..]

A measure of how close an estimator is expected to be to the true value of a parameter, which is usually expressed in terms of imprecision and related to the variance of the estimator. Less precision [..]

The range in which the best estimates of a true value approximate the true value. See Confidence interval.

The degree of accuracy in a statistic based on sampling and surveys. In general, the larger the sample size, the more precise the resulting measurement, assuming a random sample.

The range in which the best estimates of a true value approximate the true value. (Diagnosis, Harm/Etiology, Prognosis, Therapy

reciprocal of the variance

Or: "reproducibility", "repeatability": The precision is the degree to which repeated estimates under unchanged conditions show the same results. A measure of precision of estimate [..]

Degree by which the values of repeated measurements are clustered and have little scatter [PMI].

refers the learning pattern which seeks information and details, asks and answers questions, researches and documents facts.

The accuracy with which a number can be represented, i.e., the number of digits used to represent a number.

The reproducibility of a measurement; the closeness of each of a set of similar measurements to the arithmetic mean of that set.

Precision is the degree to which analytical results are reproducible. Precision data are generated by analyzing laboratory control sample, matrix spike, or samples in duplicate. Duplicate samples are [..]

Degree of agreement within a group of measurements or instruments.

The state of being precise or exact; exactness. The ability of a measurement to be reproduced consistently. (mathematics) The number of significant digits to which a value may be measured reliab [..]

lang=en 1800s=1813 * '''1813''' — . ''''. *: "Will it not be advisable, before we proceed on this subject, to arrange with rather more precision the degree of importance which is to appertain to th [..]

The measure of the degree of repeatability of a method under normal operation. Normally expressed as the percent relative standard deviation for a statistically significant number of samples.

The degree of repeatability of a measurement or observation. Compare with accuracy.