Survey of India
E300811
Survey of India is the national mapping and surveying agency of India, responsible for producing official topographic maps and geospatial data for the country.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Survey of India canonical | 5 |
| Defence Series Maps (DSM) of India | 1 |
| National Topographic Database of India | 1 |
| Open Series Maps (OSM) of India | 1 |
| Survey of India headquarters | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2816599 — 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: Survey of India Context triple: [Great Trigonometrical Survey of India, operator, Survey of India]
-
A.
Great Trigonometrical Survey of India
The Great Trigonometrical Survey of India was a 19th-century British surveying project that precisely mapped the Indian subcontinent and measured major peaks of the Himalayas, including identifying and calculating the heights of mountains such as K2 and Everest.
-
B.
New India
New India was a nationalist newspaper associated with the Indian independence movement and edited by prominent freedom fighter Bipin Chandra Pal.
-
C.
Heart of India
Heart of India is a popular nickname for the centrally located Indian state of Madhya Pradesh, reflecting its geographic and cultural significance within the country.
-
D.
Tribal Agencies of British India
Tribal Agencies of British India were semi-autonomous frontier administrative units under British colonial rule, primarily along the North-West Frontier, that managed tribal regions through indirect governance and special legal arrangements.
-
E.
Pampa Bharata
Pampa Bharata is a 10th-century Kannada epic poem by the poet Pampa, retelling the Mahabharata with a Jain and regional literary perspective.
- 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: Survey of India Target entity description: Survey of India is the national mapping and surveying agency of India, responsible for producing official topographic maps and geospatial data for the country.
-
A.
Great Trigonometrical Survey of India
The Great Trigonometrical Survey of India was a 19th-century British surveying project that precisely mapped the Indian subcontinent and measured major peaks of the Himalayas, including identifying and calculating the heights of mountains such as K2 and Everest.
-
B.
New India
New India was a nationalist newspaper associated with the Indian independence movement and edited by prominent freedom fighter Bipin Chandra Pal.
-
C.
Heart of India
Heart of India is a popular nickname for the centrally located Indian state of Madhya Pradesh, reflecting its geographic and cultural significance within the country.
-
D.
Tribal Agencies of British India
Tribal Agencies of British India were semi-autonomous frontier administrative units under British colonial rule, primarily along the North-West Frontier, that managed tribal regions through indirect governance and special legal arrangements.
-
E.
Pampa Bharata
Pampa Bharata is a 10th-century Kannada epic poem by the poet Pampa, retelling the Mahabharata with a Jain and regional literary perspective.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
government agency
ⓘ
national mapping agency ⓘ |
| country | India ⓘ |
| employerOf |
GIS specialists
ⓘ
cartographers ⓘ geodesists ⓘ surveyors ⓘ |
| foundedBy | British East India Company ⓘ |
| hasResponsibility |
maintenance of national spatial reference system of India
ⓘ
standardization of topographic mapping in India ⓘ support to disaster management through maps and data in India ⓘ support to infrastructure and development planning in India ⓘ |
| headquartersLocation |
Dehradun
ⓘ
India ⓘ Uttarakhand ⓘ |
| inception | 1767 ⓘ |
| industry |
cartography
ⓘ
geospatial information ⓘ land surveying ⓘ topographic mapping ⓘ |
| jurisdiction | India ⓘ |
| languageOfWorkOrName |
English
ⓘ
Hindi ⓘ |
| mainFunction |
demarcation of inter-state boundaries of India
ⓘ
demarcation of international boundaries of India ⓘ maintenance of national geodetic framework ⓘ national surveying ⓘ production of geospatial data for India ⓘ production of official maps of India ⓘ survey support for development projects in India ⓘ topographic mapping of India ⓘ |
| notableWork |
Survey of India
self-linksurface differs
ⓘ
surface form:
Defence Series Maps (DSM) of India
Great Trigonometrical Survey of India ⓘ Survey of India self-linksurface differs ⓘ
surface form:
National Topographic Database of India
Survey of India self-linksurface differs ⓘ
surface form:
Open Series Maps (OSM) of India
Survey of India topographic map series ⓘ |
| officialName | Survey of India self-link ⓘ |
| parentOrganization |
Department of Science and Technology of India
ⓘ
surface form:
Department of Science and Technology (India)
Government of India ⓘ |
| partOf | National Spatial Data Infrastructure (India) ⓘ |
| precededBy |
Great Trigonometrical Survey of India
ⓘ
surface form:
Bengal Survey
|
| productOrService |
digital elevation models
ⓘ
geodetic control data ⓘ geospatial datasets ⓘ thematic maps ⓘ topographic maps ⓘ |
| shortName | SOI ⓘ |
| website | https://www.surveyofindia.gov.in/ ⓘ |
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: Survey of India Description of subject: Survey of India is the national mapping and surveying agency of India, responsible for producing official topographic maps and geospatial data for the country.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Survey of India headquarters
this entity surface form:
National Topographic Database of India
this entity surface form:
Open Series Maps (OSM) of India
this entity surface form:
Defence Series Maps (DSM) of India