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State of qualitative or quantitative pieces of information
Data quality refers to the state of qualitative or quantitative pieces of information. There are many definitions of data quality, but data is generally
Data_quality
Quality of Data (QoD) is a designation coined by L. Veiga, that specifies and describes the required Quality of Service of a distributed storage system
Quality_of_Data
US federal law on improving civil service information
The Information Quality Act (IQA) or Data Quality Act (DQA), passed through the United States Congress in Section 515 of the Consolidated Appropriations
Data_Quality_Act
Topics referred to by the same term
non-functional requirements Vapor quality, in thermodynamics, the ratio of mass of vapor to that of vapor and liquid Data quality, refers to the condition of
Quality
Ways of ensuring the quality of a service or product
phase of a quality assurance strategy referred to as the DMAIC model (define, measure, analyze, improve, control). DMAIC is a data-driven quality strategy
Quality_assurance
Correcting inaccurate computer records
processing often via scripts or a data quality firewall. After cleansing, a data set should be consistent with other similar data sets in the system. The inconsistencies
Data_cleansing
Centralized storage of knowledge
data store and may require data cleansing for additional operations to ensure data quality before it is used in the data warehouse for reporting. The
Data_warehouse
Capability that enables an organization to ensure high data quality
access to the data they need to best do their jobs. When they do have access to the data, the data quality may be poor. By setting up a data governance practice
Data_governance
Disciplines of managing data as a resource
era also saw the rise of data governance practices, which prioritized the organization and regulation of data to ensure quality and compliance. Over time
Data_management
American nonprofit organization
The Data Quality Campaign (DQC) is a nonpartisan, nonprofit advocacy organization launched in the United States in 2005 to improve the quality, accessibility
Data_Quality_Campaign
identifying inaccuracy of data, overall quality of existing data, deduplication, and column segmentation. Such data problems can also be identified through
Data_analysis
Non-transactional data about business entities
transactional data such as orders and receipts and is not housed separately. ISO 8000 is the international standard for data quality and data portability
Master_data
Accumulation of data corruption on a storage device over time
data decay, data rot, digital decay, or bit rot. This results in a decline in data quality over time, even when the data is not being utilized. Data degradation
Data_degradation
Repository of data stored in a raw format
transactions and enforced data quality like a data warehouse. Azure Data Lake "The growing importance of big data quality". The Data Roundtable. 21 November
Data_lake
Unit of information
quantity, quality, fact, statistics, other basic units of meaning, or simply sequences of symbols that may be further interpreted formally. A data point or
Data
Data analysis technique
view of all data, for uses such as master data management, where key data is needed, or data governance for improving data quality. Data profiling refers
Data_profiling
Data center company in the US
Quality Technology Services (QTS or QTS Data Centers) is an American provider of carrier-neutral data centers and provides colocation services within
Quality_Technology_Services
A data quality firewall is the use of software to protect a computer system from the entry of erroneous, duplicated or poor quality data. Gartner estimated
Data_quality_firewall
Data professional role relating to data governance practice
A data steward is an oversight or data governance role within an organization, and is responsible for ensuring the quality and fitness for purpose of the
Data_steward
Quality of the content of information systems
concluded that English version data would be of higher quality in comparison to Estonian version, even without exact comparison of data contents and their properties
Information_quality
Clinical evidence of medical product effects
patients. Data quality (DQ) is the degree to which a given dataset meets a user's requirements. In the primary healthcare setting, poor quality data can lead
Real_world_evidence
Visual representation of data
and stimulating research. Data scientists, analysts and data mining specialists use data visualization to check data quality, find errors, unusual gaps
Data and information visualization
Data_and_information_visualization
Maintenance of data over its entire life-cycle
as a proxy term for data quality, while data validation is a prerequisite for data integrity. Data integrity is the opposite of data corruption. The overall
Data_integrity
Family of database software by Microsoft
tools: Power Pivot, Power View, the BI Semantic Model, Master Data Services, Data Quality Services and xVelocity in-memory analytics. Workgroup SQL Server
Microsoft_SQL_Server
Process of ensuring computer data is both correct and useful
computing, data validation or input validation is the process of ensuring data has undergone data cleansing to confirm it has data quality, that is, that
Data_validation
representation of the data) and technology (its physical implementation). A data contract also describes advanced metadata, such as data quality rules, SLA, and
Data_contract
Collection of data
Commission for Europe (2007). Statistical Data Editing: Impact on Data Quality: Volume 3 of Statistical Data Editing, Conference of European Statisticians
Data_set
Software company
company specializing in data integrity tools, and also providing big data, high-speed sorting, ETL, data integration, data quality, data enrichment, and location
Precisely_(company)
Origins and events of data
policies. Enhancing data lineage with data quality measures and master data management adds business value. Although data lineage is typically represented through
Data_lineage
System to capture, manage, and present geographic data
poor quality. Existing data printed on paper or PET film maps can be digitized or scanned to produce digital data. A digitizer produces vector data as an
Geographic_information_system
Extremely large or complex datasets
as an additional quality of big data. A 2018 definition states "Big data is where parallel computing tools are needed to handle data", and notes, "This
Big_data
Procedure in computing
the extraction, transformation, and loading of data. Many ETL vendors now have data profiling, data quality, and metadata capabilities. A common use case
Extract,_transform,_load
Process of aggregating and managing data from different websites into a single workflow
homogeneous workflow. This process includes data access, transformation, mapping, quality assurance and fusion of data. Data that is sourced and structured from
Web_data_integration
Phrase used in computer science
poor quality (garbage) information or input produces a result or output of similar ("garbage") quality. The saying points to the need to improve data quality
Garbage_in,_garbage_out
Measurement that evaluates the success of an organization
indicators may be connected to motivation, reward and appraisal systems. Data quality is another important consideration. Indicators depend on reliable and
Performance_indicator
Data analysis approach
is also known as determining data quality. Data exploration can also refer to the ad hoc querying or visualization of data to identify potential relationships
Data_exploration
Practice for controlling corporate data
master data is accurately recorded, maintained, and audited. However, issues with data quality, classification, and reconciliation may require data transformation
Master_data_management
Traffic prioritization and measure of network performance
different applications, users, or data flows, or to guarantee a certain level of performance to a data flow. Quality of service is particularly important
Quality_of_service
networking data truncation occurs when data or a data stream (such as a file) is stored in a location too short to hold its entire length. Data truncation
Data_truncation
Measure of air pollution
territory publishes air- quality data for individual monitoring locations, and most states and territories publish air -quality indexes for each monitoring
Air_quality_index
Guidelines for the appearance of computer-aided design drawings
definition. VDA 4955 Product data quality (PDQ) is a field of product lifecycle management (PLM) relating to the quality of product data, particularly the geometrical
CAD_standards
Retrieved 2026-04-04. Haller, Klaus (2013). "Test Data Management in Practice" (PDF). Software Quality Days Conference Journal. Retrieved 4 April 2026.
Test_data_management
Type of data asset
more data artifacts (e.g., datasets, models, pipelines) and is enriched with metadata, including governance policies, data quality rules, data contracts
Data_product
Journalistic process
the data that can be found might have omissions or is misleading. As one layer of data-driven journalism a critical examination of the data quality is
Data_journalism
Inventory of the global conservation status of biological species
on the acceptability of applying any criteria in the absence of high quality data including suspicion and potential future threats, "so long as these can
IUCN_Red_List
Errors in computer data that introduce unintended changes to the original data
Data corruption is the undesired alteration in computer data that occurs during writing, reading, storage, transmission, or processing. Computer systems
Data_corruption
Software creating a unified customer database accessible to other systems
in creating marketing content based on customer data. Data quality: AI is frequently applied to the data cleaning process, identifying duplicate records
Customer_data_platform
Framework for the quality of digital geographic datasets
- Quality evaluation procedures provides a procedural framework for evaluating the quality of digital geographic datasets, consistent with the data quality
ISO_19114
Healthcare technology operations management
Work Order Management Data Quality Management Equipment Maintenance Management Equipment Maintenance Personnel Management Quality Assurance Patient Safety
Medical_equipment_management
Kalakou F, Hoeck HC, Hansen G; et al. (2015). "Impact of source data verification on data quality in clinical trials: an empirical post hoc analysis of three
Data_verification
Non-functional requirements for system evaluation
upgradability usability vulnerability Many of these quality attributes can also be applied to data quality. Together, reliability, availability, serviceability
List of system quality attributes
List_of_system_quality_attributes
Wang is the founder and executive director of the Chief Data Officer and Information Quality (CDOIQ) Program at the Massachusetts Institute of Technology
Richard_Y._Wang
Process of digitizing data
Electronic data interchange (EDI) can help to avoid data entry errors. Two pass verification Quality control Clinical data management Data verification Data entry
Data_entry
the National Trauma Data Standard (NTDS) from the National Trauma Data Bank (NTDB), resulting in the creation of the Trauma Quality Improvement Program
Trauma Quality Improvement Program
Trauma_Quality_Improvement_Program
International standard for Data Quality and Enterprise Master Data
ISO 8000 is the international standard for Data Quality and Master Data. Widely adopted internationally it describes the features and defines the requirements
ISO_8000
impact of poor quality data on the organization's performance and profits. It can include the determination of the clarity of the data sources and can
Data_auditing
monitoring capability; To complete the quality assurance/quality control system; To improve availability of data and promote their use; To improve communication
Global_Atmosphere_Watch
Consistency among data between source and target data stores
which user may face in data synchronization: data formats complexity; real-timeliness; data security; data quality; performance. Data formats tend to grow
Data_synchronization
Restructuring data into a desired format
goal of data wrangling is to assure quality and useful data. Data analysts typically spend the majority of their time in the process of data wrangling
Data_wrangling
with data quality, master data management, and similar topics. (Different technical solutions exist, see master data management). In master data management
Golden_record_(informatics)
Refers to two related but distinct notions: functional quality and structural quality
of software engineering, software quality refers to two related but distinct notions: Software's functional quality reflects how well it complies with
Software_quality
Software companies of the United Kingdom
company based in Cambridge, England. Founded in 2001, Datanomic developed data quality solutions. In 2006, Datanomic acquired Tranato and integrated Tranato's
Datanomic
Principles and practice of product and service quality assurance and control
important part in quality engineering. The quality engineering knowledge base comprises manifold structured and unstructured data, ranging from code
Quality_engineering
Information management applied to health and health care
States through their focus on the collection, maintenance and use of quality data to support the information-intensive and information-reliant healthcare
Health_information_management
Biomedical bibliographical database
Robin; Howe, Stephen; Marmanis, Haralambos (2023-11-04). "Notes on the data quality of bibliographic records from the MEDLINE database". Database. 2023.
MEDLINE
Data and analysis of a commercial market
get good data quality for MI strategy use. Stages include defining the organization's level of data quality, detecting error from the data collected
Market_intelligence
Average income of an economy
different countries is often difficult, since methodologies, definitions and data quality can vary greatly. Since the 1990s, the OECD has conducted regular surveys
Per_capita_income
Gathering information for analysis
protect data integrity and secure scientific validity of study results: Quality assurance – all actions carried out before data collection Quality control
Data_collection
Data about other data
the information about the contents and quality of statistical data. Statistical metadata – also called process data, may describe processes that collect
Metadata
Campaign for transparency in aid money spending
barrier to increased data usage remains concerns about quality" of the data. Efforts by IATI's Governing Board to address the data quality issues include the
International Aid Transparency Initiative
International_Aid_Transparency_Initiative
System for registering environmntal pollutants
data remain essentially the facilities' estimates and data quality control essentially depends on data users asking questions. Since facilities are by definition
Pollutant release and transfer register
Pollutant_release_and_transfer_register
Approach to artificial intelligence emphasizing data quality and management
Data-centric AI is an approach within artificial intelligence that emphasizes on improving the quality, consistency and representativeness of the data
Data-centric_AI
Combining data from multiple sources
Data integration is the process of combining, sharing, or synchronizing data from multiple sources to provide users with a unified view. There are a wide
Data_integration
Data related to health conditions
Health data is any data "related to health conditions, reproductive outcomes, causes of death, and quality of life" for an individual or population. Health
Health_data
Database modeling method
input layer (data stage, called persistent staging area in Data Vault 2.0) and a presentation layer (data mart), and handling of data quality services and
Data_vault_modeling
Method of quality control
semi-automated data governance of high-volume data processing operations, for example in an enterprise data warehouse, or an enterprise data quality management
Statistical_process_control
standards often cannot be met. The data in this list refers only to outdoor air quality and not indoor air quality, which caused an additional two million
List of countries by air pollution
List_of_countries_by_air_pollution
suitable data for wealth estimation". Pages 20-24 (table 2-1) then feature estimates for GDP per adult for said countries, with wealth data quality characterized
List of countries by wealth per adult
List_of_countries_by_wealth_per_adult
Intermediate storage area used in data processing during the ETL process
use are to increase efficiency of ETL processes, ensure data integrity and support data quality operations. The functions of the staging area include the
Staging_(data)
Cloud computing term regarding readily-available data for consumers
Data as a service (DaaS) is a cloud-based software tool used for working with data, such as managing data in a data warehouse or analyzing data with business
Data_as_a_service
American software company
provided services in the fields of Business Intelligence, Data Integration and Data Quality solutions.[buzzword] Gerald D. Cohen, who died in 2020, co-founded
Information_Builders
Longitudinal study of American families
and materially. The FFCWS has also been utilized for reflections on data quality and survey methodologies. The study is run by Princeton University and
Future of Families and Child Wellbeing Study
Future_of_Families_and_Child_Wellbeing_Study
Irish multinational consumer credit reporting company
Experian plc is a multinational data broker and consumer credit reporting company headquartered in Dublin, Ireland. It is listed on the London Stock Exchange
Experian
Network of data pools
data with their trading partners. The GDSN is used as a tool to support high data quality through use of authoritative data sources, real-time data synchronization
Global Data Synchronization Network
Global_Data_Synchronization_Network
Methodology for assessing environmental impacts
Data quality requirements, which specify the kinds of data that will be included and what restrictions. According to ISO 14044, the following data quality
Life-cycle_assessment
Amateur scientific research
platforms, the uniformity of data from contributors across different locations is not guaranteed. Concerns over potential data quality issues in citizen science
Citizen_science
Metadata of database objects
is an architecture product that documents the database's content and data quality. The SQL standard specifies a uniform means to access the catalog, called
Database_catalog
Decision-making process conducted with varying degrees of human oversight
sometimes involve vast amounts of data and computing power. The quality of the available data and its ability to be used in ADM systems is fundamental to
Automated_decision-making
Abstract model
constrain the business rather than support it. A major cause is that the quality of the data models implemented in systems and interfaces is poor". "Business
Data_model
International standard system
of their country's national accounts, it results in much better data quality and data comparability (between countries and across time). In turn, that
System_of_National_Accounts
American private software company
opposed to technical staff. It is used to combine data from different sources, then check it for data quality issues, such as duplicates and outliers. Algorithms
Paxata
Type of computing error
the data being processed is hit with a noise phenomenon, typically when the data is on a data bus. The computer tries to interpret the noise as a data bit
Soft_error
Draft international standard on supply chains
data standards, such as ISO 8000 for data quality, the ISO 25500 series is intended to support interoperable exchange of verified supply chain data between
ISO_25500
Role for technical aspects of data systems
and controlled Data stewards are identified for each data set Technical processes sustain data integrity Processes exist for data quality issue resolution
Data_custodian
Manipulating raw data into a form that can be readily analysed
required before the data can be used in a specific context. Cleanse and validate data. Data cleansing focuses on improving data quality. Common tasks include
Data_preparation
Accounting term
in data collection tends to lead to higher quality. Sensitivity. Sensitive data is data that could be used in damaging ways (e.g., personal data, commercial
Data_valuation
Task crowdsourcing website
though managing data quality requires work from researchers, there is a large body of research showing how to gather high quality data from MTurk. The
Amazon_Mechanical_Turk
Software platform
company's master and product data. The focus is on the consolidation of data, the creation of a central data repository and data quality management topics. In
Pimcore
Organization of collected data
maintain quality, add value, and provide for re-use over time." The data curation workflow is distinct from data quality management, data protection
Data_curation
Moving data from an old data store to a new data store
mappings, and procedures. Data cleansing and transformation requirements are also gauged for data formats to improve data quality and to eliminate redundant
Data_migration
DATA QUALITY
DATA QUALITY
Female
Finnish
Variant form of Finnish Aada, AATA means "noble."
Female
Hebrew
(×“Ö¼Ö¸× Ö¸×”) Feminine form of Hebrew Dan, DANA means "judge." Compare with other forms of Dana.
Female
Russian
 Short form of Russian Yekaterina, KATA means "pure." Compare with other forms of Kata.
Male
Iranian/Persian
 Short form of Persian Dârayavahush, DARA means "possesses a lot, wealthy." Compare with other forms of Dara.
Female
Hindi/Indian
(लता) Hindi name derived from a plant name, from the Sanskrit word lata, LATA means "creeper," in reference to a creeping plant.
Male
Irish
Irish Gaelic name MAC DARA means "son of oak." This is the name of a patron saint and is still common in Ireland, especially in Connemara.
Male
Turkish
Turkish name ATA means "ancestor."
Female
English
 English surname transferred to unisex forename use, possibly DANA means "from Denmark." Compare with other forms of Dana.
Female
Hebrew
(דִּיתָה) Pet form of Hebrew Yehuwdiyth, DITA means "Jewess" or "praised." Compare with another form of Dita.
Male
Hebrew
Variant spelling of Hebrew Dathan, DATAN means "belonging to a fountain."
Girl/Female
Hindu
A creeper
Male
Hebrew
(דֶּרַע) Hebrew name DARA means "the arm." In the bible, this is the name of a son of Zerah. Compare with other forms of Dara.
Male
English
English surname transferred to unisex forename use, possibly DANA means "from Denmark."
Female
Polish
 Variant spelling of Polish Dyta, DITA means "rich battle." Compare with another form of Dita.
Female
Hungarian
 Short form of Hungarian Katalin, KATA means "pure." Compare with other forms of Kata.
Female
Polish
Short form of Polish Edyta, DYTA means "rich battle."
Female
English
 Middle English name DARA means "brave, daring." Compare with another form of Dara.
Female
Finnish
 Short form of Finnish Katariina, KATA means "pure." Compare with other forms of Kata.
Male
Irish
 From Irish Gaelic Mac Dara, DARA means "son of oak." Compare with other forms of Dara.
Female
Slavic
 Short form of Slavic Bogdana, DANA means "gift from God." Compare with other forms of Dana.
DATA QUALITY
DATA QUALITY
Boy/Male
Irish
Capable; quick and agile.
Boy/Male
Gujarati, Hindu, Indian
Virtuous; Talent
Male
Native American
Native American Hopi name CHEVEYO means "spirit warrior."
Boy/Male
Hindu
Lord Krishna, One who killed demon Madhu
Biblical
father of praise; confession,father of renown, famous,father (i.e., "possessor") of renown
Girl/Female
Tamil
Manisha | மநீஷா, மோஹிஷா
Intellect, Desire, Wish, Goddess of mind
Girl/Female
Hindu
Coloures
Male
Hungarian
Hungarian form of Hebrew Yehowshuwa, JÓZSUA means "God is salvation."
Girl/Female
Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Lord Shiva
Boy/Male
Hebrew
Judicious.
DATA QUALITY
DATA QUALITY
DATA QUALITY
DATA QUALITY
DATA QUALITY
n.
That addition to a writing, inscription, coin, etc., which specifies the time (as day, month, and year) when the writing or inscription was given, or executed, or made; as, the date of a letter, of a will, of a deed, of a coin. etc.
p. pr. & vb. n.
of Date
v. t.
To note the time of writing or executing; to express in an instrument the time of its execution; as, to date a letter, a bond, a deed, or a charter.
n.
The fruit of the date palm; also, the date palm itself.
n.
Assigned end; conclusion.
n.
A New Zealand forest tree (Metrosideros robusta), also, its hard dark red wood, used by the Maoris for paddles and war clubs.
a.
Without date; having no fixed time.
v. t.
To date erroneously.
n.
Death; decease; the date of one's death.
a.
Being out of date; antiquated.
n.
The point of time at which a transaction or event takes place, or is appointed to take place; a given point of time; epoch; as, the date of a battle.
v. i.
To have beginning; to begin; to be dated or reckoned; -- with from.
a.
Erroneous in date; containing an anachronism.
v. t.
To note or fix the time of, as of an event; to give the date of; as, to date the building of the pyramids.
n.
Prior date; a date antecedent to another which is the actual date.
imp. & p. p.
of Date
pl.
of Datum
n. pl.
See Datum.
n.
Given or assigned length of life; dyration.