MPEG-2
E618936
MPEG-2 is a widely used digital video and audio compression standard commonly employed for DVDs, digital television broadcasting, and some online video formats.
All labels observed (6)
| Label | Occurrences |
|---|---|
| MPEG-2 canonical | 11 |
| ISO/IEC 13818 | 2 |
| MPEG-2 Part 2 | 1 |
| MPEG-2 family of standards | 1 |
| MPEG-2 video | 1 |
| MPEG‑2 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6790183 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MPEG-2 Context triple: [Adobe Media Encoder, supportsStandard, MPEG-2]
-
A.
MPEG
MPEG is a family of widely used digital audio and video compression standards developed by the Moving Picture Experts Group for efficient storage and transmission of multimedia content.
-
B.
MPEG-TS
MPEG-TS (MPEG Transport Stream) is a standard digital container format designed for transmitting and storing audio, video, and data, commonly used in broadcast systems like DVB and ATSC.
-
C.
H.264
H.264 is a widely used video compression standard known for delivering high-quality video at relatively low bitrates, commonly employed in streaming, broadcasting, and video recording.
-
D.
H.263
H.263 is a video compression standard developed primarily for low-bitrate communication such as video conferencing and early internet video applications.
-
E.
Matroska
Matroska is an open standard, extensible multimedia container format best known for its MKV files that can hold multiple video, audio, subtitle, and metadata streams in a single package.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MPEG-2 Target entity description: MPEG-2 is a widely used digital video and audio compression standard commonly employed for DVDs, digital television broadcasting, and some online video formats.
-
A.
MPEG
MPEG is a family of widely used digital audio and video compression standards developed by the Moving Picture Experts Group for efficient storage and transmission of multimedia content.
-
B.
MPEG-TS
MPEG-TS (MPEG Transport Stream) is a standard digital container format designed for transmitting and storing audio, video, and data, commonly used in broadcast systems like DVB and ATSC.
-
C.
H.264
H.264 is a widely used video compression standard known for delivering high-quality video at relatively low bitrates, commonly employed in streaming, broadcasting, and video recording.
-
D.
H.263
H.263 is a video compression standard developed primarily for low-bitrate communication such as video conferencing and early internet video applications.
-
E.
Matroska
Matroska is an open standard, extensible multimedia container format best known for its MKV files that can hold multiple video, audio, subtitle, and metadata streams in a single package.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
audio compression standard
ⓘ
digital media standard ⓘ video compression standard ⓘ |
| alsoKnownAs |
H.262
NERFINISHED
ⓘ
MPEG-2 Part 2 NERFINISHED ⓘ |
| audioCompressionType | lossy compression ⓘ |
| bitrateRange | from about 1 Mbit/s to tens of Mbit/s ⓘ |
| colorSampling | typically 4:2:0 chroma subsampling ⓘ |
| defines |
packetized elementary streams
ⓘ
syntax for compressed audio bitstreams ⓘ syntax for compressed video bitstreams ⓘ transport stream packet structure ⓘ |
| designedFor |
DVD-Video
NERFINISHED
ⓘ
digital audio compression ⓘ digital television broadcasting ⓘ digital video storage ⓘ |
| developedBy | Moving Picture Experts Group NERFINISHED ⓘ |
| fileExtension |
.mpeg
ⓘ
.mpg ⓘ .ts ⓘ .vob ⓘ |
| fullName | Moving Picture Experts Group Phase 2 NERFINISHED ⓘ |
| hasPart |
MPEG-2 Audio Layer II
NERFINISHED
ⓘ
MPEG-2 Systems NERFINISHED ⓘ MPEG-2 Video NERFINISHED ⓘ |
| predecessor | MPEG-1 NERFINISHED ⓘ |
| publicationYear | 1995 ⓘ |
| standardizedBy |
IEC
NERFINISHED
ⓘ
ISO NERFINISHED ⓘ |
| standardNumber | ISO/IEC 13818 NERFINISHED ⓘ |
| successor | MPEG-4 NERFINISHED ⓘ |
| supports |
high-definition television
ⓘ
interlaced video ⓘ multiplexing of audio and video ⓘ program streams ⓘ progressive video ⓘ standard-definition television ⓘ transport streams ⓘ |
| usedFor |
broadcast-quality video
ⓘ
home video distribution ⓘ set-top box video decoding ⓘ |
| usedIn |
DVD-Video discs
ⓘ
digital cable television ⓘ digital satellite television ⓘ over-the-air digital television broadcasting ⓘ some online video formats ⓘ |
| videoCompressionType | lossy compression ⓘ |
| widelyDeployedBy |
DVD industry
ⓘ
broadcast television industry ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: MPEG-2 Description of subject: MPEG-2 is a widely used digital video and audio compression standard commonly employed for DVDs, digital television broadcasting, and some online video formats.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
ISO/IEC 13818
this entity surface form:
MPEG-2 Part 2
subject surface form:
MPEG-2
this entity surface form:
ISO/IEC 13818
this entity surface form:
MPEG-2 family of standards
this entity surface form:
MPEG-2 video
this entity surface form:
MPEG‑2
subject surface form:
TNT (French digital terrestrial television)