clustering
gb/klˈʌstɚɪŋ/ us/klˈʌstɚɪŋ/
B2
English
csoportosulás, halmozódás, csoportosul, tömörül, klaszterezés, szerverklaszterezés
NOUN
B2
1
halmozódás
C1
Usage pattern:
the clustering of [things/people] in/around [place]
The map shows a clear clustering of cafés near the station.
A térkép az állomás közelében lévő kávézók egyértelmű csoportosulását mutatja.
Researchers noticed a clustering of flu cases in one neighborhood.
A kutatók influenzás esetek csoportosulását vették észre egy városrészben.
The clustering of jobs in big cities has pushed up housing costs.
Learner examples
There is a clustering of shops near the bus stop.
A buszmegálló közelében üzletek csoportosulása látható.
The clustering of people near the door made it hard to leave.
Az ajtó körüli emberek csoportosulása miatt nehéz volt kijutni.
Common mistake:
Do not use clustering for just any large number; it suggests that things are grouped close together.
Meaning
forming close groups
Collocations
spatial clustering
|temporal clustering
|geographic clustering
|clustering pattern
|clustering effect
|clustering of cases
|clustering of shops
|disease clustering
|urban clustering
Synonyms
grouping (more general; does not always imply tight closeness)
|
concentration (emphasizes many things in one area)
|
aggregation (more formal or technical)
Antonyms
dispersion (things are spread out rather than grouped)
|
scattering (things are separated irregularly)
|
even distribution (things are spread fairly equally)
Themes
general
|space
|patterns
Definition
when people or things are close together in groups
the forming, existence, or arrangement of people or things in close groups rather than spread evenly
VERB
B2
2
csoportosul
B2
tömörül
B2
Usage pattern:
[people/things] are clustering around/together/near [someone/something]
Fans were clustering around the stage, hoping to see the band.
A rajongók a színpad köré csoportosultak, remélve, hogy meglátják a zenekart.
Dark clouds were clustering over the hills by late afternoon.
Késő délutánra sötét felhők csoportosultak a dombok fölött.
People kept clustering near the exit instead of moving into the room.
Learner examples
The children were clustering around the teacher.
A gyerekek a tanár köré csoportosultak.
Birds were clustering together on the roof.
A madarak a tetőn tömörültek össze.
Common mistake:
Cluster is often intransitive: people cluster around a place. For arranging items deliberately, group is often more natural.
Meaning
gathering close together
Collocations
clustering around
|clustering together
|clustering near
|clustering outside
|clustering at the entrance
|clustering in groups
Synonyms
gathering (more general and less focused on tight groups)
|
huddling (suggests standing very close, often for warmth or privacy)
|
crowding (suggests too many people in a small space)
Antonyms
dispersing (moving away from a group)
|
scattering (separating in different directions)
|
spreading out (becoming less close together)
Themes
people
|movement
|space
Definition
coming together in a small, close group
forming a close group, or gathering close together around someone or something
NOUN
C1
TECHNICAL
3
klaszterezés
C1
Usage pattern:
clustering of [data/items/users]; [adjective] clustering
The team used clustering to find groups of customers with similar buying habits.
A csapat klaszterezést használt, hogy hasonló vásárlási szokású ügyfélcsoportokat találjon.
Clustering can reveal patterns in data before the categories are known.
A klaszterezés már azelőtt mintázatokat tárhat fel az adatokban, hogy a kategóriák ismertek lennének.
The results changed when we used a different clustering method.
Learner examples
Clustering helps the program find similar photos.
A klaszterezés segít a programnak hasonló fényképeket találni.
We used clustering to group the survey answers.
Klaszterezést használtunk a kérdőíves válaszok csoportosítására.
Common mistake:
Do not confuse clustering with classification: classification usually uses known labels, while clustering usually finds groups in unlabeled data.
Meaning
grouping similar data
Collocations
data clustering
|clustering algorithm
|clustering method
|clustering model
|clustering analysis
|k-means clustering
|hierarchical clustering
|unsupervised clustering
|customer clustering
|document clustering
Synonyms
cluster analysis (a broader statistical term for analyzing groups in data)
|
segmentation (often used in business or marketing for dividing customers or markets)
|
grouping (less technical and less specific)
Themes
data_science
|statistics
|technology
|machine_learning
Definition
a way for software to put similar data items into groups
a statistical or machine-learning process that groups data points according to similarity, often without using predefined labels
NOUN
C1
TECHNICAL
4
Usage pattern:
[server/database/computer] clustering; clustering of [servers/computers]
The company uses server clustering to keep the website online during heavy traffic.
A cég szerverklaszterezést használ, hogy nagy forgalom idején is elérhető maradjon a weboldal.
Database clustering can reduce downtime if one machine fails.
Az adatbázis-klaszterezés csökkentheti a leállási időt, ha az egyik gép meghibásodik.
The new system supports clustering across several cloud regions.
Learner examples
Server clustering helps a website stay online.
A szerverklaszterezés segít abban, hogy egy weboldal online maradjon.
The app runs on a clustering system.
Az alkalmazás egy klaszterezett rendszeren fut.
Common mistake:
In IT, clustering is not just putting computers near each other physically; it means making them work together as a system.
Meaning
linking computers as one system
Collocations
server clustering
|database clustering
|computer clustering
|failover clustering
|high-availability clustering
|load-balanced clustering
|cloud clustering
Synonyms
clustered computing (focuses on the computing architecture)
|
server grouping (less precise and less technical)
|
high-availability clustering (used when the main goal is avoiding downtime)
Antonyms
standalone server (one server operating by itself)
|
single-node system (a system with only one machine or node)
Themes
computing
|it
|networks
|systems
Definition
connecting computers so they can work together as one stronger or safer system
the practice of connecting servers or computers so that they work together as one system, often to improve performance or keep a service running if one machine fails
Grammar
Dictionary form
clustering
IPA
GB/klˈʌstɚɪŋ/
US/klˈʌstɚɪŋ/
Syllables & stress
clus - ter - ing (3 syllables)
Stress on 1st syllable (clus)
Word forms
Noun
- Base: clustering
- Plural: clustering, clusterings
Expressions
clustering algorithm
1/klˈʌstɚɪŋ ˈælɡɚˌɪðəm/
fixed phrase
technical
data-grouping computer method
a computer method that puts similar data into groups
Examples
- We tested several clustering algorithms on the customer data.
- The clustering algorithm grouped similar news articles together.
- Choosing the right clustering algorithm depends on the shape of the data.
Learner examples
- The clustering algorithm found three groups.
- We used a clustering algorithm for the photos.
clustering coefficient
1/klˈʌstɚɪŋ kˌoʊəfˈɪʃənt/
fixed phrase
technical
network grouping measure
a number that shows how much a network forms close groups
Examples
- A high clustering coefficient means that a person's friends are likely to know one another.
- The network had a low clustering coefficient, so connections were widely spread out.
- Researchers compared the clustering coefficient of different social networks.
Learner examples
- The clustering coefficient is a number.
- A high clustering coefficient means many close connections.
clustering illusion
1/klˈʌstɚɪŋ ɪlˈuʒən/
fixed phrase
technical
seeing patterns in randomness
the mistake of thinking random groups are meaningful patterns
Examples
- After three wins in a row, he believed the slot machine was hot, a classic clustering illusion.
- The article warned investors about the clustering illusion in stock-market charts.
- People often see streaks in random data because of the clustering illusion.
Learner examples
- The clustering illusion makes random events look meaningful.
- A short winning streak can create a clustering illusion.
failover clustering
1/fˈeɪlˌoʊvɚ klˈʌstɚɪŋ/
fixed phrase
technical
backup-system service continuity
a setup where another computer takes over when one computer fails
Examples
- The bank uses failover clustering to keep its payment system online.
- Failover clustering allowed the database to recover within seconds.
- We tested failover clustering before moving the application to production.
Learner examples
- Failover clustering keeps the service running.
- If one server stops, failover clustering uses another server.
hierarchical clustering
1/hˌaɪɚˈɑɹkɪkəl klˈʌstɚɪŋ/
fixed phrase
technical
tree-like data grouping
a data-grouping method that shows groups inside larger groups
Examples
- The researchers used hierarchical clustering to compare gene-expression patterns.
- Hierarchical clustering produced a tree diagram of the documents.
- The chart from hierarchical clustering showed two large groups and several smaller ones.
Learner examples
- Hierarchical clustering showed small groups inside big groups.
- We used hierarchical clustering for the survey data.
k-means clustering
1/kˈeɪ mˈinz klˈʌstɚɪŋ/
fixed phrase
technical
centroid-based data grouping
a common data-grouping method where the user chooses how many groups to make
Examples
- K-means clustering divided the customers into five behavior groups.
- The analyst used k-means clustering because the dataset was large and numeric.
- K-means clustering works poorly when the clusters have very irregular shapes.
Learner examples
- K-means clustering made four groups.
- We chose k before using k-means clustering.
spatial clustering
1/spˈeɪʃəl klˈʌstɚɪŋ/
fixed phrase
formal
grouping in physical space
when things happen or exist close together in certain places
Examples
- The study found spatial clustering of asthma cases near major roads.
- Spatial clustering of tech firms has changed the local housing market.
- Police looked for spatial clustering in the pattern of burglaries.
Learner examples
- The map shows spatial clustering of restaurants.
- Spatial clustering means the cases are close together in place.
temporal clustering
1/tˈɛmpɚəl klˈʌstɚɪŋ/
fixed phrase
formal
grouping close in time
when events happen close together in time
Examples
- The report noted temporal clustering of accidents during the winter months.
- Doctors investigated temporal clustering of the symptoms after the event.
- The data showed temporal clustering, with most complaints arriving on Mondays.
Learner examples
- The calls showed temporal clustering in the morning.
- Temporal clustering means events happen close together in time.