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Measure of investment risk
In finance, tracking error or active risk is a measure of the risk in an investment portfolio that is due to active management decisions made by the portfolio
Tracking_error
Internet error message
reached on the site. Another method of tracking traffic to 404 pages is using JavaScript-based traffic tracking tools. Internet portal Computer programming
HTTP_404
Measure of the return on an investment
value of the relative return is often called the tracking error, which is confusing since the tracking error is more generally defined as the standard deviation
Relative_return
Measure of an investment's return vs risk
of the investment and the returns of the benchmark) divided by the tracking error (the standard deviation of the active return, i.e., the additional risk)
Information_ratio
Type of mutual fund or exchange-traded fund
have other implementation rules designed to minimize taxes, reduce tracking error, or reduce trading costs. Some index funds utilize large block trading
Index_fund
Reliable digital data delivery methods on unreliable channels
applications in computer science and telecommunications, error detection and correction (EDAC) or error control are techniques that enable reliable delivery
Error detection and correction
Error_detection_and_correction
Robust nonlinear control to achieve exponential stabilization
capability to guarantee asymptotic tracking of reference trajectories even in the presence of bounded modeling errors, RISE controllers can be used where
RISE_controllers
Investment strategy generating tax losses as a tax advantage
alpha and the portfolio's tracking error: max w α T ( w − w 0 ) ⏟ Tax Alpha − λ 2 ( w − w B ) T Σ ( w − w B ) ⏟ Tracking Error {\displaystyle \max _{w}\;\underbrace
Tax_loss_harvesting
Device for analogue recording of sound
[citation needed] Tonearms are prone to two types of tracking errors that affect the sound. As the tonearm tracks the groove, the stylus exerts a frictional force
Phonograph
Investment fund traded on stock exchanges
underlying assets for all or a portion of their portfolios. This can lead to tracking error and may introduce counterparty risk. ETFs that engage in such practices
Exchange-traded_fund
Type of debt security issued by an underwriting bank or special-purpose entity
capital gains income. ETNs give investors a broad-based index without any tracking error to the index, doing away with the discrepancies that exist between the
Exchange-traded_note
Technique for designing controllers
system. The ADRC consists of three main components: a tracking differentiator, a non-linear state error feedback and an extended state observer. The global
Active disturbance rejection control
Active_disturbance_rejection_control
Type of two-dimensional barcode
data-storage capacity in applications such as product tracking, item identification, time tracking, document management, and general marketing. The QR code
QR_code
Mistake made in typing printed material
A typographical error (often shortened to typo), also called a misprint, is a spelling or transposition mistake made in the typing of printed or electronic
Typographical_error
Detection of a virtual/augmented reality user's pose
3D human-computer interaction, 3D tracking, also called pose tracking or positional tracking, is a process that tracks the position and/or orientation of
3D_tracking
Error-correcting codes
errors are almost certainly caused by tracking errors that cause the laser to jump track, not by uncorrectable error bursts. DVDs use a similar scheme, but
Reed–Solomon_error_correction
Dimensionless number characterising the behavior of particles suspended in a fluid flow
PIV error in unsteady flow applications and its effect on turbulence spectral quantities and kinetic energy. The bias error in particle tracking discussed
Stokes_number
Self-oscillation about an equilibrium that is usually unwanted
is the "tracking error", the deviation of the center of the wheelset from the straight line of the railway running down the center of the track (midway
Hunting_oscillation
Financial metric which investors use to determine market performance
exchange-traded fund, and "tracks" an index. The difference between an index fund's performance and the index, if any, is called tracking error. Stock market indices
Stock_market_index
US exchange-traded fund
index. This approach ensures that SPY closely tracks the performance of the S&P 500 with minimal tracking error. The fund is designed to provide returns that
SPDR_S&P_500_ETF_Trust
Computer software system to track issues
are capable of being used as an issue tracking system, and vice versa. Consistent use of an issue or bug tracking system is considered one of the "hallmarks
Issue_tracking_system
system during the pth repetition, e p {\displaystyle e_{p}} is the tracking error during the pth repetition and K {\displaystyle K} is a design parameter
Iterative_learning_control
Camera mount used for astrophotography
approximately 5–10 minutes before tracking errors become evident when using a 50 mm lens. This is due to the tangent error. That length of time can be increased
Barn_door_tracker
Last letter of the Greek alphabet
the elasticity of options In analytical investment management, the tracking error of an investment manager Other: Used in place of ん in Japanese typing
Omega
Electronic device that plays audio compact discs
these two diodes conform the tracking error signal that the system uses to keep the optics in the proper track. The tracking signal is fed to two systems
CD_player
Weekly Tracking, ending June 13, 2025 (released June 17, 2025)" (PDF). Nanos Research. June 17, 2025. Retrieved June 17, 2025. "Nanos Weekly Tracking, ending
Opinion polling for the 46th Canadian federal election
Opinion_polling_for_the_46th_Canadian_federal_election
deviation. The formula for this tracking signal is: Tracking signal = Σ ( a t − f t ) MAD {\displaystyle {\text{Tracking signal}}={\frac {\Sigma
Tracking_signal
absolute percentage error, mean squared error. Other methods include tracking signal and forecast bias. For forecast errors on training data y ( t ) {\displaystyle
Forecast_error
Swiss globally integrated index provider
that aim to limit market and reputational risks while keeping a low tracking error and a similar risk-return profile to the respective benchmark. In 2019
STOXX
Feedback controller
output and r(t) is the desired output, and e(t) = r(t) − y(t) is the tracking error, a PID controller has the general form u ( t ) = K P e ( t ) + K I ∫
Closed-loop_controller
Software program used to perform various business functions
details of the error from the business user on the phone or from the e-mail. These details are then entered in a tracking software. The tracking software creates
Business_software
Bond Pricing Service (‘EVB’) to improve pricing accuracy, minimise tracking error and safeguard the independence of the indices. iBoxx coverage spans
IBoxx
Algorithm to estimate signal frequency
domains, a final pitch track can be computed using dynamic programming. The advantage of these approaches is that the tracking error in one domain can be
Pitch_detection_algorithm
Robot control by visual feedback
of intrinsic and extrinsic calibration errors. provides an approach to bound the task function tracking error. In, the authors use teaching-by-showing
Visual_servoing
Missile guidance system
happened. This means last-minute movements of the target or any remaining tracking error cannot be addressed. However, systems that aimed for the center of an
Contrast_seeker
Control loop feedback mechanism
error[2] := error[1] error[1] := error[0] error[0] := setpoint − measured_value output := output + A0 * error[0] + A1 * error[1] + A2 * error[2] wait(dt)
PID_controller
American financial institution
stopped selling leveraged ETFs. The criticisms centered around perceived tracking error: the ETFs were designed to achieve the stated multiple of the return
Direxion
Method of problem-solving
Trial and error is a fundamental method of problem-solving characterized by repeated, varied attempts which are continued until success, or until the
Trial_and_error
Inherent flaw in computer instructions
questions from Congress about iPhone tracking". Computerworld. Gregg Keizer (April 27, 2011). "Apple denies tracking iPhone users, but promises changes"
Software_bug
2025 EP by Yves
Soft Error is the third extended play by South Korean singer Yves. It was released by Paix Per Mil on August 7, 2025, and contains six tracks, including
Soft_Error
2004 EP by Error
Error is the self-titled debut EP by American digital hardcore band Error, released by Epitaph Records in 2004. It is their only recorded work to date
Error_(Error_EP)
Coverage error is a type of non-sampling error that occurs when there is not a one-to-one correspondence between the target population and the sampling
Coverage_error
Quantitative Feedback Theory. Connexions. Boje, E. Pre-filter design for tracking error specifications in QFT, International Journal of Robust and Nonlinear
Quantitative_feedback_theory
Type of control method
Muehlegg, Maximillian; Johnson, Eric (2014). "Exponential parameter and tracking error convergence guarantees for adaptive controllers without persistency
Adaptive_control
Digital watermark tracking code produced by many printers
Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC),
Printer_tracking_dots
Corporation to reduce stock market risk
to the value of the underlying basket of shares, hence reducing the tracking error between the market value of the underlying shares and the risk-adjusted
Split_share_corporation
Gaming strategy
board, typically by crossing them off a score sheet or tracking grid as they are played. Tracking tiles can be an important strategic aid, especially during
Tile_tracking
Path selection method for aircraft
significant variability in how individual errors are managed: Some systems monitor the actual cross-track and along-track errors individually, whereas others monitor
Required navigation performance
Required_navigation_performance
Misinterpretation of stress as a suspicious attitude
Othello error occurs when a suspicious observer discounts cues of truthfulness. Essentially the Othello error occurs, Paul Ekman states, "when the lie
Othello_error
2007 studio album by DeathBoy
End of an Error is the second studio album released by DeathBoy. A successor to DeathBoy's debut release Music to Crash Cars To, End of an Error was a much
End_of_an_Error
2021 studio album by Lil Lotus
Error Boy (stylized as ERRØR BØY) is the debut studio album by American singer Lil Lotus, released through Epitaph Records, on August 20, 2021. Lil Lotus
Error_Boy
Psychological phenomenon
In social psychology, the fundamental attribution error is a cognitive attribution bias in which observers underemphasize situational and environmental
Fundamental_attribution_error
Failing to report details of an error
In computer programming, error hiding (or error swallowing) is the practice of catching an error or exception, and then continuing without logging, processing
Error_hiding
German record producer and singer (1941–2024)
Robert Pilatus and Fabrice Morvan. During a 1989 performance a backing track error first revealed the singers had been lip-syncing. On 14 November 1990
Frank_Farian
Former NASA earth station in Australia
the Honeysuckle Creek Tracking Station, a week before the Moon landing Copy of telex sent to Director of Honeysuckle Creek tracking station Apollo Road
Honeysuckle Creek Tracking Station
Honeysuckle_Creek_Tracking_Station
Control system for the motion of a mechanical system
implies a null error in tracking the reference. A constant rate of acceleration of the reference implies a constant error in tracking the reference. The
Servomechanism
Ground-based monopulse single object tracking radar
elevation tracking data is generated in the comparator as the difference between the sums of the top two horns. The azimuth tracking error is the difference
AN/FPS-16 Instrumentation Radar
AN/FPS-16_Instrumentation_Radar
Process of quantitatively measuring a person's sleep
Sleep tracking is the process of monitoring a person's sleep, most commonly through measuring inactivity and movement. A device that tracks a person's
Sleep_tracking
Financial industry text
portfolio risk, performance attribution, Value-at-Risk (VaR), managing tracking error and GIPS verification. It is also said to cover the following developing
Portfolio_Analysis
Accelerometer-based navigational device
in relation to the ground. Positional tracking systems like GPS can be used to continually correct drift errors (an application of the Kalman filter)
Inertial_measurement_unit
defects include tracking position and angle of attack on a per-axle basis, as well as rotation, shift, inter-axle misalignment, and tracking error on a per-bogie
Train_inspection_system
Rule of thumb used in aviation
sixty miles then an error in track of one mile is approximately a 1° error in heading, and proportionately more for larger errors. The rule is used by
1_in_60_rule
2022 studio album by The Warning
Error is the third studio album by the Mexican rock band The Warning. It was released on 24 June 2022, through Lava and Republic Records. The song "Money"
Error_(The_Warning_album)
Determining the position and orientation of a robot by analyzing associated camera images
field (Lucas–Kanade method). Check flow field vectors for potential tracking errors and remove outliers. Estimation of the camera motion from the optical
Visual_odometry
Branch of engineering and mathematics
after). Modern performance assessments use some variation of integrated tracking error (IAE, ISA, CQI). A control system must always have some robustness property
Control_theory
Broadband Antenna Tracking Systems (BATS) US patent 7463191 - Antenna beam steering and tracking techniques Chapter 11: Target Tracking - DSP-Book by Chapman
Antenna_tracking_system
only meant for tracking a single target in the presence of false alarms and missed detections, the JPDAF can handle multiple target tracking scenarios. A
Joint Probabilistic Data Association Filter
Joint_Probabilistic_Data_Association_Filter
Act of archiving existing websites and tracking changes to websites over time
Website tracking refers to the act of archiving existing websites and tracking changes to the website over time. Website monitoring allows interested parties
Website_tracking
Device that orients a payload towards the Sun
As a result, high-accuracy tracking is not typically used in non-concentrating PV applications. The purpose of a tracking mechanism is to follow the Sun
Solar_tracker
Determination of the geographic position of an object
geolocation, geolocating a device connected to the internet; and mobile phone tracking. Geofencing involves creating a virtual geographic boundary (a geofence)
Geopositioning
Predicting the track of a tropical cyclone
systems led to substantial improvements in track error. By 2001, the error had reduced sufficiently to extend track out to 5 days in the future on public advisories
Tropical cyclone track forecasting
Tropical_cyclone_track_forecasting
Employee monitoring system
eliminating the need of fingerprint scanners. Comparison of time-tracking software Time tracking software Workforce management Organized labour portal "How
Time_and_attendance
18th episode of the 12th season of The Simpsons
"Trilogy of Error" (known by the individual titles "Homer's Day", "Lisa's Day", and "Bart's Day") is the eighteenth episode of the twelfth season of the
Trilogy_of_Error
Origins and events of data
Data lineage refers to the process of tracking how data is generated, transformed, transmitted and used across systems over time. It documents data's origins
Data_lineage
Device or application for monitoring fitness
menstruation and reproductive health-tracking apps. Many women who use these apps for menstrual and contraceptive tracking are under the impression that their
Fitness_tracker
2003 studio album by NOFX
The War on Errorism is the ninth studio album by the American punk rock band NOFX. It was released on May 6, 2003, through Fat Wreck Chords. The album
The_War_on_Errorism
Russian BitTorrent tracker
RuTracker.org (also stylised as rutracker★org; known as torrents.ru until 2010) is the largest Russian BitTorrent tracker. It hosts films, television
RuTracker.org
Device that plays LaserDisc discs
solid-state tangential tracking: instead of a tangential tracking mirror, the 7820 used an electronic CCD delay line to provide tangential tracking corrections,
LaserDisc_player
American rock band
co-headlining tour with Jimmy Eat World; they would introduce two new tracks, "Error: Operator" and "What's It Feel Like to Be a Ghost?" during these shows
Taking_Back_Sunday
Design principles
change the style of each individual item.[citation needed] Artifact (error) – Any error in the perception or representation of information Cognitive walkthrough
Cognitive dimensions of notations
Cognitive_dimensions_of_notations
Sliding sport and type of sled
following the perfect "line" down the track. Any slight error, such as brushing against the wall, costs time. Track conditions are also important. Softer
Luge
2003 studio album by Classified
Trial & Error is the ninth album by Canadian rapper and record producer Classified. It was released on March 1, 2003 with 14 tracks. "Intro" – 1:03 "Gossip"
Trial_&_Error_(album)
Track on analogue videotapes used to synchronize tape and scan speeds
tracks rather than somewhere between two adjacent tracks (known as "tracking"). Since good tracking depends on precise distances between the rotating
Control_track
Set of documents providing knowledge to explain a system
System design and functional specifications Change management, error and enhancement tracking User acceptance testing Manpages The following are typical hardware
Documentation
literature. An existing example is the tracking controller design, which often requires a reference system to derive error dynamics. The reference system (primary
Additive_state_decomposition
American digital hardcore band
Joey Karam playing a Moog synthesizer on the track "Jack The Ripper". Prior to the EP's release, Error released a remix of the Transplants' song on Punk-O-Rama
Error_(band)
ground on Kerry. Gathered from ARG's 2004 NH Democratic Tracking Poll Margin of Error +/- 4 Tracking polling showed that Dean had been catching up to Kerry
Opinion polling for the 2004 Democratic Party presidential primaries
Opinion_polling_for_the_2004_Democratic_Party_presidential_primaries
Monitoring system in computer drives
Linux project. Source forge. "S.M.A.R.T. Attribute: Soft Read Error Rate / Off Track Errors (Maxtor) | Knowledge Base". kb.acronis.com. Retrieved 2017-03-19
Self-Monitoring, Analysis and Reporting Technology
Self-Monitoring,_Analysis_and_Reporting_Technology
1994 video game
Tekken (鉄拳) is a 1994 fighting game developed and published by Namco. It was originally released on arcades, then ported to the PlayStation home console
Tekken_(video_game)
Mathematical ratio used in investing
volatility, and the information ratio, which compares active return with tracking error. Drawdown-based measures use losses from prior peaks as the measure
Risk_return_ratio
Issue (bug) tracking software
Roundup is an open-source issue or bug tracking system featuring a command-line, web and e-mail interface. It is written in Python and designed to be highly
Roundup_(issue_tracker)
Instrument that measures the network parameters of electrical networks
the DUT. Source match—errors resulting from multiple internal reflections between the source and the DUT. Reflection tracking—error resulting from all frequency
Network_analyzer_(electrical)
and overlaps with polls from previous days. These polls are marked as Tracking Polls. : Barack Obama Format: Primary see: North Carolina Democratic primary
Statewide opinion polling for the April, May, and June 2008 Democratic Party presidential primaries
Statewide_opinion_polling_for_the_April,_May,_and_June_2008_Democratic_Party_presidential_primaries
Type of optical device
the INS roughly positions the star tracker, which then measures the actual location of the star and produces an error signal. This signal is then used to
Star_tracker
Approach to feature extraction
to the translation but improved the technique by tracking features that are suitable for the tracking algorithm. The proposed features would be selected
Kanade–Lucas–Tomasi feature tracker
Kanade–Lucas–Tomasi_feature_tracker
Science of forecasting how a tropical cyclone moves and its effects
aspect of a hurricane. Historically, tropical cyclone tracking charts were used to include the past track and prepare future forecasts at Regional Specialized
Tropical_cyclone_forecasting
Mathematical model of computation
probabilistic selection of the transition function at each step introduces error into the Turing machine; that is, strings which the Turing machine is meant
Probabilistic_Turing_machine
2019 studio album by Cazzu
Error 93 is the second studio album by Argentine rapper and singer Cazzu. It was released by surprise on 3 June 2019 by Rimas Entertainment. Error 93 is
Error_93
Detail of the global positioning system
The error analysis for the Global Positioning System is important for understanding how GPS works, and for knowing what magnitude of error should be expected
Error analysis for the Global Positioning System
Error_analysis_for_the_Global_Positioning_System
sfnp error: no target: CITEREFMelis2016 (help) Jancik (2008), p. 501. sfnp error: no target: CITEREFJancik2008 (help) Jancik (2008), p. 313. sfnp error: no
List of one-hit wonders in the United States
List_of_one-hit_wonders_in_the_United_States
TRACKING ERROR
TRACKING ERROR
Boy/Male
Australian, Portuguese
Superior; Doctrine; Teaching
Girl/Female
Arabic
Thanking
Girl/Female
Hindu, Indian, Telugu
Sweet Talking
Boy/Male
Indian, Punjabi, Sikh
Deep Rocking
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Tamil, Telugu
Wisdom; Buddha's Teaching
Boy/Male
Native American
attacking hawk.
Boy/Male
Arabic
Impetuous; Attacking Violently
Girl/Female
Biblical
Teaching or learning.
Boy/Male
Arabic, Muslim
Thanking
Boy/Male
Arabic, Australian, Malaysian, Muslim
Thankfulness; Thanking
Surname or Lastname
English (Lancashire)
English (Lancashire) : habitational name from Hacking in Lancashire, the name of which is of uncertain origin. Early forms appear with the definite article, and the name may represent an Old English term for a fish weir, a derivative of hæcc ‘hatch’, ‘low gate’, or haca ‘hook’.
Girl/Female
Tamil
Dheeksha | திகà¯à®·à®¾Â
Teaching, Concentration
Dheeksha | திகà¯à®·à®¾Â
Girl/Female
Biblical
Taking away.
Girl/Female
Indian
Teaching, Concentration
Girl/Female
Indian, Traditional
Meaning; Thanking
Boy/Male
Arabic
Impetuous; Attacking Violently
Boy/Male
Indian, Sanskrit
Attacking Enemies
Boy/Male
Native American
Talking bird.
Biblical
teaching or learning
Girl/Female
Hindu, Indian, Tamil
More Taking
TRACKING ERROR
TRACKING ERROR
Boy/Male
British, English
Bold
Boy/Male
British, English, Hebrew
Right-hand Son; Similar to Benedict
Boy/Male
Muslim
Affectionate
Boy/Male
Hindu
One of the kauravas
Girl/Female
Aramaic
Lady.
Girl/Female
Hindi
Wife.
Girl/Female
Tamil
Religious women, Courteous, Polite
Surname or Lastname
English
English : occupational name for a marksman, from an agent derivative of Middle English schoot(en) ‘to shoot’.Americanized spelling of German and Dutch Schutter.
Girl/Female
Indian
Competent.
Girl/Female
Muslim
Creative
TRACKING ERROR
TRACKING ERROR
TRACKING ERROR
TRACKING ERROR
TRACKING ERROR
n.
A regular path or track; a course.
n.
Spun yarn used in racking ropes.
a.
That talks; able to utter words; as, a talking parrot.
n.
Dress; ornament.
n.
Any system of braces; braces, collectively; as, the bracing of a truss.
n.
The business of conveying goods on trucks.
p. pr. & vb. n.
of Crack
a.
Imparting strength or tone; strengthening; invigorating; as, a bracing north wind.
a.
Having a swaying, rolling, or back-and-forth movement; used for rocking.
p. pr. & vb. n.
of Trick
n.
The act of one who traces; especially, the act of copying by marking on thin paper, or other transparent substance, the lines of a pattern placed beneath; also, the copy thus producted.
p. pr. & vb. n.
of Track
n.
The horizontal bracing of a bridge, which prevents its swaying.
n.
A school for teaching horsemanship, and for training horses.
n.
The mark or trace left by a hare's foot; a prick; also, the act of tracing a hare by its footmarks.
a.
Making a sharp, brisk sound; hence, brisk; as, a smacking breeze.
p. pr. & vb. n.
of Truck
n.
Instruments of action; as, fishing tackling.
a.
Given to tricks; tricky.