The process of estimating the caliber a tube, as of a thermometer tube, in order to graduate it to a scale of degrees; also, more generally, the determination of the true value of the spaces in any graduated instrument.
Determination of the experimental relationship between the quantity being measured and the output of the device that measures it; where the quantity measured is obtained through a recognized standard of measurement.
a set of operations that establish, under specified conditions, the relationship between the values of quantities indicated by a measuring instrument or measuring system … and the corresponding values realised by standards. See difference between calibration and adjustment.
The process by which the noise threshold of the recording environment is measured and registered in the production tool. The results of calibration are used by the software in the phrase detection settings. Applies to LpStudio/Pro and Sigtuna DAR 3.
Procedures that are prescribed by the dioxin/furan test methods to check the performance of the analytical instrumentation. The procedures involve the running of standards at different concentrations and ensuring that the results are consistent with the predicted concentration value.
Process of comparing a meter/thermocouple to known values (Institute of Standards and Technology).
the adjustment or systematic standardization of the output of a quantitative measuring instrument or sensor.
the process of comparing an instrument or device against a standard to determine instrument accuracy or to make a correction.
testing with standard materials to establish a relation between peak location (retention time) and identity and/or peak size and quantity.
Ensuring continuous adequate performance of sensing, measurement, and actuating equipment with regard to specified accuracy and precision requirements. See: accuracy, bias, precision.
The proper alignment of your digital photography equipment to a standard measure to create reliable output for all your digital prints and media.
The task of coordinating devices to ensure correct operation. At the prepress stage, input and output devices. Monitors, scanners, imagesetters, etc. are generally calibrated to test how colors are depicted.
A procedure to convert an instrument's raw data (i.e. voltage) into the physical unit (i.e. irradiance). For example, instruments for measuring sun light are calibrated with special lamps. As the irradiance that these lamps produce is known, radiometers are calibrated by comparing the signal provoked from the sun light with the signal caused by the lamps'radiation.
The process whereby the magnitude of the output of a measuring instrument is related to the magnitude of the input force driving the instrument (i.e. Adjusting a weight scale to zero when there is nothing on it).(Course Material/Ultrasonics/CalibrationMeth/calibrationmethods.htm)
is the procedure used to adjust the instrument for a proper response, usually in reference to a unit's zero point.
The process of adjusting the color of a device (monitor, scanner, printer, etc) in order to get more consistent color.
The process of identifying, measuring, and correcting errors in instruments and/or procedures.
the adjustment or correction of a measuring device or mathematical model, so that the measurement of model output contains the least possible error when compared against a standard or known result
The act of adjusting a device to bring its behavior into accordance with a known specification. For example, monitors are calibrated to a specific color temperature, gamma, and black and white luminance. Imagesetters and platesetters are calibrated to make sure that they deliver the requested dot percentage accurately. Calibration is typically accomplished by measuring the behavior of a device with an instrument such as a colorimeter or densitometer, comparing the measured behavior with the standard to which the device is being calibrated, then adjusting the device so that it behaves in accordance with that standard.
Determination, by measurement or comparison with a standard, of the correct value of each scale reading on a meter or other measuring instrument; or determination of the settings of a control device that correspond to particular values of voltage, current, frequency or other output.
a process for translating the signals produced by a measuring instrument (such as a telescope) into something that is scientifically useful. For instance, the electrical signals produced by the BIMA telescope must be calibrated in order to turn them into an image of the radio light coming from an object in space. This procedure removes most of the errors caused by atmospheric and instrumental instabilities. (See also text in ImgForm and calibration.)
The process whereby a position on the scale of an instrument is identified with the magnitude of the signal (or input force) actuating the instrument.
The adjustment of the behavior of a device to a standard state.
Generally, normalizing a system to a set of standards or constants. Specific to CCD imaging, to eliminate unwanted signal and reduce noise components by subtracting a dark frame and dividing by a flat-field frame.
The act of graduating any gauge, with allowance for its irregularities.
Comparison of a measurement instrument or system of unverified accuracy to a measurement instrument or system of known accuracy to detect any variation from the required performance specification.
The determination, checking, or rectifying of the graduation of any instrument giving quantitative measurements. With respect to a computer model, calibration is a process whereby data recorded during an actual event is compared with data derived from a computer simulation of that event in order to determine the accuracy of the simulation.
Measuring and adjusting both the color and the intensity of individual pixels to ensure image consistency across the entire display.
Images on screen look different from the same image in print. Calibrating your monitor provides a screen display that simulates what you would see on paper. Expanded/Alternate Definition(s) The simplest calibration methods involve adjustments to the Contrast and Brightness settings of your monitor. An intermediate method uses special software to calibrate your monitor as well as calibrate your printer, scanner, and other devices so that what you see on-screen, what you scan, and what you print all look the same - as much as is possible. For high-end use, even more precise hardware-based calibration methods exist.
Measurement of the delivery rate of application equipment.
A way of correcting for the variation in output of a device such as a printer or monitor when compared to the original image data from the scanner.
The process whereby the magnitude of the output of a measuring instrument (e.g., the level of mercury in a thermometer or the detected backscatter power of a meteorological radar) is related to the magnitude of the input force (e.g., the temperature or radar reflectivity) actuating that instrument.
As it relates to video, calibration refers to adjusting the video display to adhere to a standard. As it relates to audio, calibration refers to adjusting the sound level of each channel to match the level of all other channels.
Calibration is correcting a measuring instrument by measuring values whose true values are known. Calibration minimizes systematic error.
to determine the indication of output of a measuring instrument
a process of normalizing sensor output by measuring a series of two or more known concentration solutions. The ion analyzer then calculates the offset and slope characteristics of the electrode and uses them to compute the concentration of unknown samples.
The activities involved in adjusting an instrument to be intrinsically accurate.
The process of adjusting an output device so it correctly and consistently reproduces color.
the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument; "the thermometer needed calibration"
setting an instrument before measuring to insure accurate results.
The process of converting electrical signals from instruments into measured quantities that describe water quality. For example, the relative concentration of dissolved oxygen can be measured with an electrode. These relative concentrations are then converted into real concentrations by making true measurements of oxygen concentration in a set of water samples, and then relating these to the concentrations estimated with the electrode
The process, resulting in a calibration report or certificate, of determining whether a measuring instrument or system in a lab is measuring and indicating accurately. Done by establishing values, under controlled conditions, indicated by an instrument compared with known values.
Adjusting a measuring instrument to make it accurate. The set of operations, which establish, under specified conditions, the relationship between values indicated by a measuring instrument or measuring system and the corresponding values of a quantity realized by a reference standard.
Test and adjust the accuracy of a measuring device.
The act of adjusting equipment so that it performs in accordance with an established standard. Calibration is necessary when equipment is installed and continues to be a necessary part of on-going use and maintenance.
The process of adjusting an instrument to read accurately under specific conditions.
Determining the output of equipment used to apply dry or liquid substances.
To set or check an instrument against an index or standard of known value through some type of proportional or statistical relationship.
The process of altering the behaviour of an input or output device to make it conform to an established state, specified by a manufacturer, user, or industrywide specification or standard.
the checking of a meters performance against a known standard.
Calibration is carried out on projectors to ensure that the image delivered meets a standard format. With projectors this is usually the D65 colour standard.
Procedure that determines the relation within the predefined domain of validity, between the notations measured by a device and the real notations in the standard unit of measure. In our case, this step transforms perspective geometry into Euclidian geometry. We will often will measure an object or a pattern of which the measures are known (standard of measure) to determine this relation. It is sufficient that the standard measurements are ten times more precise than the measurements than uncertainty than the calibrating device. It is also known that calibration is valid only within the device, for in practise the extrapolations are not reliable.
Calibration is a process for locating the difficulties of items (and standards) on a measurement scale. In terms of the Essential Learning Outcomes, it involves the calibration of the Standards, investigating their relative difficulty on measurement scales.
Setting equipment to a standard measure for predictable results.
adjusting equipment to improve its accuracy
the process of comparing a field instrument to a measurement standard, in order to insure the instrument is reading the correct values. All measuring devices (scales, volt meters, theodolytes) must be calibrated to a standard before they can be used with any certainty.
Process of adjusting an instrument's read out so that it corresponds to actual concentrations. It involves checking the instrum ent with a known concentration of a surrogate to insure that the instrument provides a proper response.
A set of operations which compare values taken from a piece of inspection, measuring and testing equipment or a gage to a known standard under specified condition.
A term used in Color Management Systems (CMS). Calibration stabilizes the inevitable variables in the way devices reproduces color. To produce optimum results, all color-reproducing devices must maintain a consistent, calibrated state.
A procedure by which all the actuators of a feedback loop are varied and the changes of the states are recorded. In control theory jargon this is called identification. It is done to directly measure some of the transfer matrix elements used in the design of a loop.
The procedure used to adjust a thermostat into proper mechanical switching operation.
The process of determining the efficiency of equipment used for radiation monitoring. The response of the instrument to a source of known activity is measured. The resulting efficiency is used to determine unknown activities.
The act of fine-tuning an audio or video component for correct performance. In an audio system, calibration includes setting the individual channel levels. In video, calibration means setting a video display device to display the correct color, brightness, tint, contrast, and other parameters.
Technique for producing acceptably close color between different devices (eg. Different printers, monitors and scanners), and under different conditions (eg. Compensating for changes in humidity, media, inks, lighting, etc.).
The process of matching a monitor's color to print devices such as digital printers, ink-jet printers and offset printers.
Using a fixed measurement to ensure accurate performance in a machine or process.
To check, adjust, or systematically standardize the graduations of a device.
Adjustment of a transducer so the output is within a specified range for particular values of the input.
to ascertain the relationship between the input and output of a sensor or measuring device
Setting up a scanner, monitor, printer, etc., so that the system produces accurate and consistent results. Because equipment and systems vary, to calibrate is to normalize a system's internal and received information so that it presents predictable colors. If devices or consumables change, recalibration is necessary.
determination of variation from standard, or accuracy, of a measuring instrument to ascertain necessary correction factors. The check or correction of the accuracy of a measuring instrument to assure proper operational characteristics.
Setting equipment to a standard measure in order to produce repeatable results.
The comparison of load cell outputs against standard test loads.
The act of adjusting the color of one device relative to another, such as a monitor to a printer, or a scanner to a film recorder. Or, it may be the process of adjusting the color of one device to some established standard.
The set of operations which establish, under specified conditions, the relationship between values indicated by a measuring instrument or measuring system, or values represented by a material measure or a reference material, and the corresponding values of a quantity realized by a reference standard.
A process by which the colors displayed on a monitor are reconciled with the color produced by a printer.
To adjust and/or determine either: (i). The response or reading of an instrument relative to a standard (e.g., primary, secondary, or tertiary) or to a series of conventionally true values; or (ii). The strength of a radiation source relative to a standard (e.g., primary, secondary, or tertiary) or conventionally true value.
a difficulty measure in logits used to position the agents of measurement along the variable.
Setting an measuring instrument before measuring for accurate results.
A test during which known values of the measured variable are applied to the transducer or readout instrument, and output readings varied or adjusted.
The comparison of a measuring device (an unknown) against an equal or better standard.
A process of setting digital imaging components to standardized settings that will produce accurate and predictable results in the output.
The establishment of a discharge relationship (or rating) with the measured stage values. Sometimes used as a synonym for the stage-discharge relation.
The act of bringing devices such as a monitor, scanner or printer within specified tolerances in order to maintain consistent and predictable color throughout the printmaking workflow.
The method of adjusting scanners, printers and displays to a defined standard to represent color accurately. Color calibration is necessary for accurate WYSIWYG color management.
Calibrating an instrument, such as your digital compass, involves comparing it's readings with the correct readings. AutoAnything's digital compasses are self calibrating, which means it's easy to get consistently accurate compass readings.
Load cell output comparison against standard test loads.
The setting of computer system components to a standard which will produce the same colour results on each unit. Colour calibration is necessary on display monitors to achieve the same colour results on the printed output.
comparing two instruments, measuring devices, or standards, one of which is of known accuracy. It is done to detect, correlate, report or eliminate by adjustment any variation in accuracy of the instrument or measuring device of unknown accuracy.
The process of measuring the response of equipment so that measurements taken can be related to standard units.
The process of adjusting an instrument to read accurately. or in some cases, accurately constructing a table of errors so that the instrument reading can be adjusted off-line or post measurement to correlate the reading accurately to the true value.
The process of measuring and adjusting what is present against a desired standard in order to achieve that standard.
To fix the graduations of time measurement against the established national standard, including any periodic corrections that should be made.
The conversion of data values received from an instrument to useful, physical quantities such as temperature, radiance or albedo.
Comparison of two instruments or measuring devices, one of which is a standard of known accuracy traceable to national standards, to detect, correlate, report, or eliminate by adjustment any discrepancy in accuracy or the instrument or measuring device being compared with the standard. [D00205] USDoD QMPP
The process which ensures that color production devices are set to a known or defined standard.
The process of comparing measurements, made by an instrument, with a standard.
the process in quantitative analysis by which the peak heights and areas in a spectrum are correlated with the concentrations of the analyte in standards. After calibration, the concentration of the analyte in unknown samples can be predicted.
Procedure for correcting any deviation from a standard.
With Kodak scanners, the process of scanning a special calibration sheet (supplied by Kodak) to set the intensity of the lamps in the scanner. Calibrating the scanner contributes to the overall quality of the scanned image.
standard pitch is A440. Many tuners allow you to modify the pitch up or down in 1 Hz steps (438 Hz - 445 HZ/8 steps). Pitch changes are often necessary when tuning for compatibility with other instruments.
the process of comparing an instrument's output signal with reality. Instruments that measure solar energy tend to "drift", that is, their output signals do not mean the same thing from one time period to another. Because of this, they are periodically (annually or semi-annually) re-calibrated against more reliable instruments. The picture below illustrates instruments being calibrated at SRRL. The radiometers on the calibration table are calibrated to a reference instrument traceable to the World Radiometric Reference (WRR).
The adjustment of instruments, prior to use, to a known basic reference often traceable to the National Institute of Standards and Technology.
Procedure by which the performance of a detector is verified by comparison with a known standard and adjusted to provide maximum accuracy.
A measurement or comparison against a standard. Or, the determination of any equipment deviation from a standard source so as to ascertain the proper correction factors.
The ability to notice and measure change with respect to a standard. To calibrate skilfully one requires a refined sensory acuity. When you can tell accurately that a person is happy or excited because of the changes in the way they usually are, you are calibrating. Good salespeople can calibrate when a buyer is ready to buy.
The regular tuning of an audiometer to set the presentation values at levels consistent with (inter)national standards.
The process of adjusting an instrument or compiling a deviation chart so that its reading can be correlated to the actual value being measured.
Process of comparing an instrument's measurements with known standards.
Setting up an instrument with standards. A process designed to determine the relationship between detector response and concentration for a given component on an instrument. During calibration, one or more samples of known concentration (i.e. "standards") are introduced to the detector and detector response is recorded for each sample. Calibration may be performed with reference standards, or with calibration standards accompanied by reference standard verification.
Determination of the correct value of each setting on an instrument by comparison with a standard or known value.
The process of balancing the lighting and colour between a scanner and an output device, such as a monitor or a prinbter. Newer scanners often do this automatically.
The process of checking or adjusting a measuring instrument, such as a checkmeter. Checkmeters need to be calibrated periodically to ensure accurate measurement.
The comparison of a transducer output against the output of a reference standard.
Determine the correct strength of detergent solution introduced in the cleaning process.
Process consists of syntonizing all the components of the system like the monitor, the scanner and the printer.
The procedure to force the scale to display a certain value for a known standard mass. Then any other mass will be determined using the standard as the reference.
A procedure for comparing the signal from an instrument with known or standard values for turbidity, temperature, pressure, salinity, etc.
Calibration as applied to vibration transducers may be defined as an orderly procedure for determining the sensitivity of the transducer as a function of frequency, amplitude temperature and other parameters which may affect the sensitivity of the transducer.
The reciprocal balancing or tuning of input and output devices, in order to receive a matching value. In this way, for example, the colours on a monitor can be matched with the printer's colours.
To adjust the correct value of a reading by comparison to a standard.
A test in which known values of pressure are applied to the instrument and output readings are recorded under specific conditions. ( http://www.calibratingservices.com)
Documented comparison, by written and approved procedures, of a traceable measurement standard, of a known accuracy, with another measuring device to respond to, detect, correlate, report or eliminate any variation in the accuracy of the item being compared over an appropriate range of measurements.
To check, adjust, or determine by comparison with a standard, the readings from a measurement device.
The process of determining the capacity or scale graduations of a measuring instrument.
Conformance of a device (scanner, monitor, printer, measurement instrument) to known specifications. The process of bringing all devices in a digital imaging system into conformance with specification, in order to achieve accurate and consistent color reproduction.
The process of establishing a set of values for correct operation.
Determination of the log values that correspond to environmental units, such as porosity or bulk density; calibration usually is carried out in pits or by comparison with laboratory analyses of core.
The adjustment of a device or instrument so that output is within a designated tolerance for specific input values.
The comparison of a measurement system or device of unverified accuracy to a measurement system or device of known and greater accuracy to detect or correct any variation from required performance specification of the measurement system or device.
Checking, adjusting and systematically standardizing the graduations of a device.
The process wherein the zero and sensitivity of the measuring circuit is adjusted to meaningful units so that the recorded measurements will be accurate with respect to an industry standard.
Procedure used to adjust an instrument for proper response.
a quantitative procedure performed in order to relate the known concentration of standard solutions of the analyte element to the detector signal which is generated from the analyte in the unknown solutions. An extensive discussion of various methods of calibration including bracketing and standard addition can be found on this site in HTML, PDF, or MathCad formats.
A procedure which checks or adjusts an instrument's accuracy by comparison with a standard or reference.
the process of adjusting a monitor or scanner to a repeatable standard. A monitor is adjusted to a specific contrast (Gamma) brightness and whitepoint color balance.
Adjusting a video display to match a color standard (in the United States, this standard is NTSC). Also refers to adjusting audio levels against a standard to ensure that sound is being transmitted accurately.
The comparison of transducer voltage outputs against the outputs of a reference standard.
The act or process of comparing certain specific measurements in an instrument with a standard.
Measurement of output or dispersal of application equipment and adjustment of equipment to control the rate of dispersal and the droplet or particle size of a pesticide dispersed by the equipment.
Calibration refers to the process of determining the relation between the output (or response) of a measuring instrument and the value of the input quantity or attribute, a measurement standard. In non-specialized use, calibration is often regarded as including the process of adjusting the output or indication on a measurement instrument to agree with the value of the applied standard, within a specified accuracy. For example, a thermometer could be calibrated so the error of indication or the correction is determined, and adjusted (e.g. via calibration constants) so that it shows the true temperature in Celsius at specific points on the scale.