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In telecommunications, the term frequency averaging has the following meanings: The process by which the relative phases of precision clocks are compared
Frequency_averaging
Number of occurrences or cycles per unit time
Frequency is the number of occurrences of a repeating event per unit of time. Frequency is an important parameter used in science and engineering to specify
Frequency
How often each letter appears in written language
Letter frequency is the number of times letters of the alphabet appear on average in written language. Letter frequency analysis dates back to the Arab
Letter_frequency
Number taken as representative of a list of numbers
the term "average", the term can be used to obfuscate the true meaning of data and suggest varying answers to questions based on the averaging method (most
Average
Type of statistical measure over subsets of a dataset
time series. When used with non-time series data, a moving average filters higher frequency components without any specific connection to time, although
Moving_average
Sound whose frequency is audible to the average human
An audio frequency or audible frequency (AF) is a periodic vibration whose frequency is audible to the average human. The SI unit of frequency is the hertz
Audio_frequency
Frequency used on standard electricity grid in a given area
The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the nominal frequency of the oscillations of alternating
Utility_frequency
Reliability index used for electric power systems
The Customer Average Interruption Frequency Index (CAIFI) is a popular reliability index used in the reliability analysis of an electric power system.
CAIFI
Metro line in Bengaluru, India
two 4.82 km (3.00 mi) tunnels. "Bengaluru: 7 new Metro trains to ensure frequency after operations begin on Kengeri line | Bengaluru News - Times of India"
Purple_Line_(Namma_Metro)
Measure of frequency stability in clocks and oscillators
Allan and Barnes. This can be shown to be equivalent to averaging the time or normalized frequency samples in blocks of n samples prior to processing. The
Allan_variance
Electronic measuring instrument
timebase oscillator frequency and the gate time. Improved resolution can be obtained by several techniques such as oversampling/averaging. Additionally, accuracy
Frequency_counter
Ideal low-pass filter or averaging filter
function and whose frequency response is rectangular, or to a sinc-in-frequency filter whose impulse response is rectangular and whose frequency response is
Sinc_filter
Signal with equal energy per octave
{\dot {x}}_{f})(k\tau )^{2}}}} , and the discrete averaging can be approximated by a continuous averaging: 1 K ∑ k = 1 K 1 2 ( y k − y k − 1 ) 2 ≈ 1 K τ
Pink_noise
Measure of frequency of electric power interruptions
System Average Interruption Frequency Index (SAIFI) is commonly used as a reliability index by electric power utilities. This index measures the average number
SAIFI
Reliability index
The Momentary Average Interruption Frequency Index (MAIFI) is a reliability index used by electric power utilities. MAIFI is the average number of momentary
MAIFI
Number of occurrences in an experiment or study
In statistics, the frequency or absolute frequency of an event i {\displaystyle i} is the number n i {\displaystyle n_{i}} of times the observation has
Frequency_(statistics)
Electronic testing device
power (rms) averaging, voltage averaging, or log-power averaging. The Displayed Average Noise Level (DANL) is just what it says it is—the average noise level
Spectrum_analyzer
Species of butterfly
adults is roughly 32–47 mm (1.3–1.9 in). Pieris rapae has a wingbeat frequency averaging 12.8 flaps per second. The species has a natural range across Europe
Pieris_rapae
Algorithm in digital signal processing
of the spectrum at a given frequency is obtained by averaging the estimates from the periodograms (at the same frequency) derived from non-overlapping
Bartlett's_method
Electronic test instrument that averages an input according to the boxcar function
1) signal integration acts as a first averaging step that strongly suppresses noise components with a frequency of the reciprocal gate width and higher
Boxcar_averager
Part of signal analysis and signal processing
Bilinear time–frequency distributions, or quadratic time–frequency distributions, arise in a sub-field of signal analysis and signal processing called
Bilinear time–frequency distribution
Bilinear_time–frequency_distribution
2000 film by Gregory Hoblit
Frequency is a 2000 American science fiction thriller film starring Dennis Quaid, Jim Caviezel, Andre Braugher, Elizabeth Mitchell, Shawn Doyle, Melissa
Frequency_(2000_film)
Used to describe characteristics of a phenomenon being studied
requirement for internal validity. The description is used for frequencies, averages, and other statistical calculations. Often the best approach, prior
Descriptive_research
standard provides several radio frequency bands for use in Wi-Fi communications, each divided into a multitude of frequency channels numbered at 5 MHz spacing
List_of_WLAN_channels
Power spectrum of a noise signal
values are the non-overlapped (or binned) averages of the original frequency or phase array for some averaging time and factor. Discrete-time fractionally
Colors_of_noise
Unusual, severe or unseasonal weather
certain system wide changes to global weather systems can lead to increased frequency or intensity of extreme weather events. Climate change might make some
Extreme_weather
Fallacy in probability
The law of averages is the commonly held belief that a particular outcome or event will, over certain periods of time, occur at a frequency that is similar
Law_of_averages
mechanics. On account of the slow variation of frequency, it is shown that the ratio of average energy to frequency is constant. The pendulum problem was first
Rayleigh–Lorentz_pendulum
Prolonged period of excessively hot weather
land, across almost every area on Earth since the 1950s, the increase in frequency and duration being caused by climate change. According to the World Meteorological
Heat_wave
Primary time standard globally used to regulate clocks and time
is not adjusted for daylight saving time. The coordination of time and frequency transmissions around the world began on 1 January 1960. UTC was first
Coordinated_Universal_Time
Method of spectral density estimation
applied mathematics for estimating the power of a signal at different frequencies. The method is based on the concept of using periodogram spectrum estimates
Welch's_method
DNA analysis of Jewish populations
living in the North African, Italian, and Iberian regions show variable frequencies of genetic overlap with the historical non-Jewish population along the
Genetic_studies_of_Jews
Type of algorithmic trading
2016, HFT on average initiated 10–40% of trading volume in equities, and 10–15% of volume in foreign exchange and commodities. High-frequency traders move
High-frequency_trading
Medical diagnostic method
High frequency QRS (HFQRS) refers to the analysis of the high frequency spectral components of the QRS complex in an electrocardiogram (ECG). High frequency
High_frequency_QRS
Multi-user version of OFDM digital modulation
Flexibility of deployment across various frequency bands with little needed modification to the air interface Averaging interferences from neighboring cells
Orthogonal frequency-division multiple access
Orthogonal_frequency-division_multiple_access
SI unit of frequency
The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), often described as being equivalent to one event (or cycle)
Hertz
Signal representation
engineering, and statistics, the frequency domain refers to the analysis of mathematical functions or signals with respect to frequency (and possibly phase), rather
Frequency_domain
Estimate of the spectral density of a signal
definitions in use today. One of them involves time-averaging, and one does not. Time-averaging is also the purview of other articles (Bartlett's method
Periodogram
Circuit
A frequency divider, also called a clock divider or scaler or prescaler, is a circuit that takes an input signal of a frequency, f i n {\displaystyle
Frequency_divider
Relative importance of certain frequencies in a composite signal
distribution of frequencies over a continuous range, where some of the power may be concentrated at discrete frequencies. The statistical average of the energy
Spectral_density
Concept in dynamical systems
mathematics, more specifically in dynamical systems, the method of averaging (also called averaging theory) exploits systems containing time-scales separation:
Method_of_averaging
Device for acoustic measurements
integrating-averaging sound level meter, and the integrating sound level meter. The standard sound level meter can be called an exponentially averaging sound
Sound_level_meter
Electronic system for generating any of a range of frequencies
A frequency synthesizer is an electronic circuit that generates a range of frequencies from a single reference frequency. Frequency synthesizers are used
Frequency_synthesizer
Signal processing technique
estimate at a given frequency does not decrease as the number of samples used in the computation increases. This can be mitigated by averaging over time (Welch's
Spectral_density_estimation
3-30 Hz range of the electromagnetic spectrum
Extremely low frequency (ELF) is the ITU designation for electromagnetic radiation (radio waves) with frequencies from 3 to 30 Hz, and corresponding wavelengths
Extremely_low_frequency
frame television – Frequency assignment – Frequency averaging – Frequency counter – Frequency deviation – Frequency frogging – Frequency modulation synthesis
Index_of_electronics_articles
Electronic tracking technology
Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. An RFID system consists
Radio-frequency identification
Radio-frequency_identification
Type of electronic noise
it is very significant at low frequencies, tending to infinity with integration/averaging at DC. At very low frequencies, you can think of the noise as
Flicker_noise
Streetcar route in Toronto, Canada
average frequency of 5 to 7 minutes with Sunday daytime service frequency averaging 6 to 8 minutes. Overnight, this route operates with streetcars as
505_Dundas
applied. The results from a frequency averaged FEM simulation are compared with a DEA simulation (for DEA, no frequency averaging is necessary). The results
Dynamical_energy_analysis
Type of electronic circuit or optical filter
signals with a frequency higher than a certain cutoff frequency and attenuates signals with frequencies lower than the cutoff frequency. The amount of
High-pass_filter
Folds of throat tissues that help to create n through vocalization
stiffness of the vocal cords by an average of 35%, but increased their dynamic viscosity by an average of 70% at frequencies higher than 1 Hz. Newborns have
Vocal_cords
Reserved part of radio spectrum
Amateur radio frequency allocation is done by national telecommunication authorities. Globally, the International Telecommunication Union (ITU) oversees
Amateur radio frequency allocations
Amateur_radio_frequency_allocations
Vibration analysis of rotating machinery
synchronous averaging. As explained in the synchronous averaging section, when analyzing semi-synchronous components, synchronous averaging can be utilized
Condition-based maintenance of rotating machinery by vibration analysis
Condition-based_maintenance_of_rotating_machinery_by_vibration_analysis
Type of atomic clock
finer intervals. By probing thousands of trapped atoms simultaneously and averaging their synchronised oscillations, optical lattice clocks achieve extraordinary
Optical_lattice_clock
Sampling higher than the Nyquist rate
processing, oversampling is the process of sampling a signal at a sampling frequency significantly higher than the Nyquist rate. Theoretically, a bandwidth-limited
Oversampling
Type of amplifier that emphasizes a specific frequency in a noisy signal
million times smaller than noise components, potentially fairly close by in frequency, can still be reliably detected. It is essentially a homodyne detector
Lock-in_amplifier
Type of signal filter
with a frequency lower than a selected cutoff frequency and attenuates signals with frequencies higher than the cutoff frequency. The exact frequency response
Low-pass_filter
Electrical engineering concept
frequency of a signal "as the time derivative of the signal's phase angle." In frequency modulation, instantaneous frequency describes the frequency varying
Instantaneous phase and frequency
Instantaneous_phase_and_frequency
Number of times an audience is exposed to advertisement
In marketing and advertising, frequency refers to the number of times a target audience is exposed to a particular message or advertisement within a given
Frequency_(marketing)
Electronic circuit
unsuitable for most RF work. The circuitry before time averaging is particularly crucial for high-frequency performance. The slew rate limitation of the operational
True_RMS_converter
Electric current that periodically reverses direction
{\displaystyle p(t)} , it is more practical to use a time-averaged power (where the averaging is performed over any integer number of cycles). Therefore
Alternating_current
Device for receiving radio transmissions
The antenna responds to radio waves (electromagnetic waves of radio frequency) and converts them to tiny alternating currents which are applied to the
Radio_receiver
The Mohring effect is the observation that, if the frequency of a transit service (e.g., buses per hour) increases with demand, then a rise in demand
Mohring_effect
Frequency domain representation of random fluctuations in the phase of a waveform
In signal processing, phase noise is the frequency-domain representation of random fluctuations in the phase of a waveform, corresponding to time-domain
Phase_noise
Range of frequencies that can be heard by humans or other animals
Hearing range describes the frequency range that can be heard by humans or other animals, though it can also refer to the range of levels. The human range
Hearing_range
Financial quantity
intraday rather than multi-day analysis. A time-weighted average price (TWAP) uses the same averaging concept but weights by elapsed time rather than volume;
Volume-weighted_average_price
Theory describing changing population patterns
with the rate of decline accelerating as epidemic peaks decrease in frequency. Average life expectancy increases steadily from about 30 to 50 years. Population
Epidemiological_transition
to both linear and non-linear systems. As a direct consequence of the averaging used in the method, wave action is a conserved property of the wave motion
Averaged_Lagrangian
Species of amphibian
duration and high in frequency, averaging about 5 calls per second. One study found call notes last for about 90 ms, with frequencies ranging from 800 to
Oophaga_sylvatica
Frequency at which a CPU chip or core is operating
In computing, clock rate or clock speed is the frequency at which the clock generator of a processor can generate pulses used to synchronize the operations
Clock_rate
N-th root of the product of n numbers
(Y_{i})}}.} This makes the geometric mean the only correct mean when averaging normalized results; that is, results that are presented as ratios to reference
Geometric_mean
Increasing a processor's frequency to enhance performance
computer architecture, frequency scaling (also known as frequency ramping) is the technique of increasing a processor's frequency so as to enhance the performance
Frequency_scaling
Hearing loss caused by an inner ear or vestibulocochlear nerve defect
be used depending on the shape of the audiogram, such as high frequency, low frequency, U-shaped, notched, peaked, or flat. Sensory hearing loss often
Sensorineural_hearing_loss
Concept in the psychophysics of vision
flicker frequency, flicker modulation threshold, or flicker fusion rate, is the frequency at which a flickering light appears steady to the average human
Flicker_fusion_threshold
Surname list
the British Census of 1881, the frequency of the surname Hilton was highest in Lancashire (5.3 times the British average), followed by Sussex, Lincolnshire
Hilton_(surname)
Clock that monitors the resonant frequency of atoms
time periods of less than one day (frequency stability of about 1 part in ten[clarification needed] for averaging times of a few hours). Because some
Atomic_clock
and emails. Another English corpus that has been used to study word frequency is the Brown Corpus, which was compiled by researchers at Brown University
Most_common_words_in_English
Expected reproductive success
generation; in this case, fitness values can be assigned to alleles by averaging over possible genetic backgrounds. Natural selection tends to make alleles
Fitness_(biology)
Range of usable frequencies
Bandwidth is the difference between the upper and lower frequencies in a continuous band of frequencies. It is typically measured in unit of hertz (symbol
Bandwidth_(signal_processing)
Power management technique in computers
Dynamic frequency scaling (also known as CPU throttling) is a power management technique in computer architecture whereby the frequency of a microprocessor
Dynamic_frequency_scaling
Cellular process
demonstrated by Harriet Creighton and Barbara McClintock in 1931. The linked frequency of crossing over between two gene loci (markers) is the crossing-over
Chromosomal_crossover
the Tropic of Capricorn, especially in low-altitude areas, are high, averaging above 25 °C (77 °F), but not reaching the summer extremes of up to 40 °C
Climate_of_Brazil
Measure in consumer communications
Average revenue per user (ARPU), sometimes known as average revenue per unit, is a measure used primarily by consumer communications, digital media, and
Average_revenue_per_user
Chinese character frequency (simplified Chinese: 汉字字频; traditional Chinese: 漢字字頻; pinyin: hànzì zì pín) is the applicational frequency of characters in
Chinese_character_frequency
Method of encoding digital data on multiple carrier frequencies
In telecommunications, orthogonal frequency-division multiplexing (OFDM) is a type of digital transmission used in digital modulation for encoding digital
Orthogonal frequency-division multiplexing
Orthogonal_frequency-division_multiplexing
Statistical amount
85 does not reflect the average student grade (independent of class). The average student grade can be obtained by averaging all the grades, without regard
Weighted_arithmetic_mean
Medical diagnostic method
photons and reference beam interference that arise at the ultrasound frequency average out over a sufficiently long integration time. As a result, the integrated
Ultrasound-modulated optical tomography
Ultrasound-modulated_optical_tomography
Electronic equipment for finding radio sources
High-frequency direction finding, usually known by its abbreviation HF/DF or nickname huff-duff, is a type of radio direction finder (RDF) introduced
High-frequency direction finding
High-frequency_direction_finding
Geographical place in which tornadoes commonly occur
eastward shift of tornado frequency and impacts - toward Dixie Alley. The study found, since 1979, relatively-lower tornado frequency and impacts in parts
Tornado_Alley
Heating using radio waves
known as electronic heating, radio frequency heating, and high-frequency heating, is the process in which a radio frequency (RF) alternating electric field
Dielectric_heating
radio channels of Yemen Radio and TV Corporation and their operating frequencies in Yemen. Sana'a Radio and Aden Radio also broadcast via satellite radio
Radio_in_Yemen
Interpretation of probability
event's probability (the long-run probability) as the limit of its relative frequency in infinitely many trials. Probabilities can be found (in principle) by
Frequentist_probability
Mathematical transform that expresses a function of time as a function of frequency
which various frequencies are present in the original function. The output of the transform is a complex valued function of frequency. The term Fourier
Fourier_transform
Type of average of a collection of numbers
arithmetic mean ( /ˌærɪθˈmɛtɪk/ arr-ith-MET-ik), arithmetic average, or just the mean or average is the sum of a collection of numbers divided by the count
Arithmetic_mean
Comparison of a wide range of frequencies
The following list illustrates various frequencies, measured in hertz, according to decade in the order of their magnitudes, with the negative decades
Orders of magnitude (frequency)
Orders_of_magnitude_(frequency)
Method for converting signals between digital and analog
encoding signals into low bit depth digital signals at a very high sample-frequency as part of the process of delta-sigma analog-to-digital converters (ADCs)
Delta-sigma_modulation
1977 narrowband radio signal from SETI
seconds. The result for each frequency channel was printed as a single alphanumeric character, representing the 10-second average intensity minus the baseline
Wow!_signal
Science of the measurement of time
absorbed. Time metrology or time and frequency metrology is the application of metrology for timekeeping, including frequency stability. Its main tasks are the
Chronometry
Metro line in Kunming, China
the hours of operation for Line 6, from 6:00 AM to 22:00 PM daily. Frequency averages 15 minutes. Line 6 trains travels at speeds of up to 100 kilometres
Line_6_(Kunming_Metro)
FREQUENCY AVERAGING
FREQUENCY AVERAGING
Surname or Lastname
English
English : variant spelling of Byerly. In England this is the more frequent spelling.
Boy/Male
English American
A name beginning with D, also frequently used as an independent name.
Girl/Female
Latin
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Surname or Lastname
English
English : unexplained. Perhaps a variant of Newborn. This name occurs frequently in NC.
Surname or Lastname
English
English : variant of Postlethwait. This is the more frequent spelling in the British Isles.
Boy/Male
English American Shakespearean
Derived from the English place name, meaning Bede's ford. Most frequently used as a surname.
Girl/Female
Latin
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Surname or Lastname
English (frequent in eastern England)
English (frequent in eastern England) : ethnic name from Norman French aleman ‘German’ or alemayne ‘Germany’ (Late Latin Alemannus and Alemannia, from a Germanic tribal name that probably originally meant ‘all the men’). In some cases the surname may be from the region of Normandy known as Allemagne (south of Caen), probably named as a Germanic-speaking enclave in a Celtic area in Roman times. In North America, the form Allman has probably absorbed some cases of cognates from other languages, in particular Spanish Aleman and French Alleman.German (Allmann) : variant of Allemann (see Alleman) or in some cases probably an Americanized form of the same name.
Girl/Female
Latin American English
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Surname or Lastname
Swedish (also frequent in Finland)
Swedish (also frequent in Finland) : ornamental name from an unexplained first element + the suffix -lin or -in, common suffixes of surnames.French (Hélin) : from a pet form of Hélie (see Helie 1).French (Hélin) : from the Germanic personal name Heilin, a short form of any of various compound names with the first element heil (see Heilmann 2).English : variant of Hillian.
Surname or Lastname
English (most frequent in northern Ireland)
English (most frequent in northern Ireland) : from Middle English fe(i)th ‘belief (especially Christian belief)’, ‘faithfulness’, ‘loyalty’. This may have been a nickname for a trustworthy person, but was more probably bestowed on one who used ‘Faith!’ frequently as a mild oath or exclamation.
Girl/Female
Arabic, Muslim
Prolific; Frequently Producing
Surname or Lastname
English (Dorset)
English (Dorset) : unexplained. This name is frequent in Nova Scotia.
Surname or Lastname
English (Devon)
English (Devon) : unexplained. This is a frequent name in OH.
Girl/Female
Arabic, Muslim
One who Remembers God Frequently
Boy/Male
English American
Tile layer, or a. An English surname frequently used as a given name.
Girl/Female
Latin English
Beautiful, loving, lovable.Amabel was used frequently during the Middle Ages and briefly in the...
Surname or Lastname
English (also frequent in Wales)
English (also frequent in Wales) : patronymic from the personal name Watkin.
Girl/Female
Muslim
One who remembers God frequently
Boy/Male
English American
Tile layer, or a. An English surname frequently used as a given name.
FREQUENCY AVERAGING
FREQUENCY AVERAGING
Girl/Female
Latin
Daughter of Chryses.
Female
Slovene
 Swedish, Slovene and German form of Latin Agatha, AGATA means "good." Compare with another form of Agata.
Female
English
 English and Latin short form of Alexandra, ALEXA means "defender of mankind." Compare with another form of Alexa.
Girl/Female
Arthurian Legend
Percival's cousin.
Girl/Female
Indian
Deer
Girl/Female
Indian, Sanskrit
Protecting the Roads; A Goddess
Biblical
one who causes great pain at his birth,king,hero-like
Girl/Female
Tamil
Queen of the universe
Girl/Female
Arabic, Australian
Blessed; Variant of Sadia
Boy/Male
Greek
King of Trozen.
FREQUENCY AVERAGING
FREQUENCY AVERAGING
FREQUENCY AVERAGING
FREQUENCY AVERAGING
FREQUENCY AVERAGING
n.
The condition of returning frequently; occurrence often repeated; common occurence; as, the frequency of crimes; the frequency of miracles.
pl.
of Frequency
n.
Infrequency.
n.
The state of not being frequented; solitude; isolation; retirement; seclusion.
a.
Frequent; numerous.
n.
Frequency.
adv.
Frequently; often.
n.
Often to be met with; happening at short intervals; often repeated or occurring; as, frequent visits.
a.
Too frequent.
adv.
Frequently; often.
n.
A crowd; a throng.
n.
Frequency; abundance.
v. t.
To frequent; to resort to frequently; to visit pertinaciously or intrusively; to intrude upon.
n.
Frequency.
n.
The state of rarely occuring; uncommonness; rareness; as, the infrquence of his visits.
v. t.
To quote constantly or with great frequency.
adv.
At frequent or short intervals; many times; often; repeatedly; commonly.
n.
A crowd; a throng; a concourse.
n.
Commonness; frequency.
adv.
Frequently; often.