OpenSeaMap

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Map view:

Zoom: 100%

More settings

Connection length 100% Label size 100% Node size 100% Line width 100% Label width 100%

Export map as:

OpenSeaMap topic overview

The analysis highlights History, Applications and Art as prominent areas in the source structure around OpenSeaMap.

Related topics: 43
Source areas: 10
Connected nodes: 53
Extracted relationships: 48
Concept neighborhoods: 20
Bridge connections: 53

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Applications · 10 topics

Contents of the chart · 8 topics

Overview · 6 topics

Editing tools · 4 topics

Harbor pilots · 4 topics

History · 4 topics

Bathymetric data · 2 topics

Water depths by crowdsourcing · 2 topics

Weather information · 2 topics

Internationalization · 1 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Owner: Community-owned
Available in: English, German, French, Italian, Spanish, Russian, Arabic
Commercial: No
Content license: CC BY-SA (map), ODbL (data)
Created by: members of the OpenSeaMap and OpenStreetMap community
Launched: 2009

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Contents of the chart

Applications

Sailing
Charts
Data storage Computer data storage
App Mobile app
IPad
GPS
NMEA interface National Marine Electronics Association
Autopilot
AIS signals Automatic Identification System
OpenCPN

Internationalization

Cartographers Cartographer

Editing tools

JOSM
Plugin Plug-in (computing)
Java Java (programming language)
XML-RPC

Harbor pilots

Ports Port
Marinas Marina
Anchorages Anchorage (maritime)
Wiki

Weather information

Weather charts Weather chart
Meteogram

Bathymetric data

Depth contours Isobath
GEBCO General Bathymetric Chart of the Oceans

Water depths by crowdsourcing

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How OpenSeaMap connects Entity context

The extracted context around OpenSeaMap shows recurring relationship patterns in the source. For example, OpenSeaMap → By, Düsseldorf, Essen, Europe's, From, Germany, In January, Linux Hotel, OpenStreetMap, Since, The, Warnemünde Another extracted example is OpenSeaMap → By, Clicking, Commons, English, German, Icon, September, View Wikipedia-Links, Wikipedia, With. Use these groups to spot repeated connection types before inspecting the individual relationships.

Top relations

related to history · 12

OpenSeaMap → By, Düsseldorf, Essen, Europe's, From, Germany, In January, Linux Hotel, OpenStreetMap, Since, The, Warnemünde

related to Wikipedia articles on the map · 10

OpenSeaMap → By, Clicking, Commons, English, German, Icon, September, View Wikipedia-Links, Wikipedia, With

related to Water depths by crowdsourcing · 7

OpenSeaMap → Coastal, Divers, GPS, Result, Sailors, There, Uploaded

related to Editing tools · 5

OpenSeaMap → Other, Read, Registration, To, XML-RPC

Available in · 1

OpenSeaMap → English, German, French, Italian, Spanish, Russian, Arabic

Commercial · 1

OpenSeaMap → No

Content license · 1

OpenSeaMap → CC BY-SA (map), ODbL (data)

Created by · 1

OpenSeaMap → members of the OpenSeaMap and OpenStreetMap community

Launched · 1

OpenSeaMap → 2009

Owner · 1

OpenSeaMap → Community-owned

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

data openstreetmap worldwide map chart project available information water database weather depths also applications ports wiki free english german crowdsourcing

OpenSeaMap relationships Subject–Predicate–Object triples

TTTA extracted 48 structured relationships around OpenSeaMap. Examples in this analysis include OpenSeaMap → Available in → English, German, French, Italian, Spanish, Russian, Arabic and OpenSeaMap → Commercial → No. The table shows each extracted connection, where it came from and its confidence.

Subject	Predicate	Object	Confidence	Src
OpenSeaMap	Available in	English, German, French, Italian, Spanish, Russian, Arabic	1.00	infobox
OpenSeaMap	Commercial	No	1.00	infobox
OpenSeaMap	Content license	CC BY-SA (map), ODbL (data)	1.00	infobox
OpenSeaMap	Created by	members of the OpenSeaMap and OpenStreetMap community	1.00	infobox
OpenSeaMap	Launched	2009	1.00	infobox
OpenSeaMap	Owner	Community-owned	1.00	infobox
OpenSeaMap	Registration	only required for contributors	1.00	infobox
OpenSeaMap	Type of site	Wiki to create a free world map.	1.00	infobox
OpenSeaMap	URL	map.openseamap.org & openseamap.org	1.00	infobox
OpenSeaMap	is a	software project collecting freely usable nautical information and geospatial data to create a worldwide nautical chart	0.90	text
OpenSeaMap	part of	the OpenStreetMap database	0.85	text
aids to navigation	instance of	OpenSeaMap includes additional layers	0.80	text

Related concept clusters Concept neighborhoods

The concept neighborhoods around OpenSeaMap bring nearby vocabulary together. In this analysis, examples include Data, Information and Chart. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

OpenSeaMap
- Data
- Information
- Chart
- Project
- Create
- Nautical
- Applications
- Articles
- Crowdsourcing
- Wiki
- Wikipedia
- Also
openseamap
- Data
- Information
- Chart
- Project
- Create
- Nautical
- Applications
- Articles
- Crowdsourcing
- Wiki
- Wikipedia
- Also
nautical chart
- Information
- Create
- Part
- Applications
- Harbor
- Also
- Openseamap
- Database
- Project
- Data
- Openstreetmap
- Chart
data storage
- Openseamap
- Weather
- Available
- Map
- Worldwide
- Database
- Information
- Openstreetmap
- Chart
- Create
- License
- Nautical
contents of the chart
- Create
- Applications
- Harbor
- Also
- Openseamap
- Information
- Project
- Data
- Nautical
- Articles
- Crowdsourcing
- Days
weather information
- Create
- Nautical
- Days
- Detailed
- Harbor
- Openseamap
- Weather
- Chart
- Data
- Part
- Worldwide
- Applications
bathymetric data
- Openseamap
- Weather
- Available
- Map
- Worldwide
- Database
- Information
- Openstreetmap
- Chart
- Create
- License
- Nautical
applications
- Chart
- Create
- Articles
- Crowdsourcing
- Harbor
- Tools
- Wiki
- Wikipedia
- Openseamap
- Free
- Depths
- Information

Connections between topic areas Semantic bridges

For OpenSeaMap, one of the stronger structural bridges in this analysis connects OpenSeaMap with Applications. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3

OpenSeaMap — Applications · splits 43 ⟂ 11

OpenSeaMap — Contents of the chart · splits 45 ⟂ 9

OpenSeaMap — Overview · splits 47 ⟂ 7

OpenSeaMap — History · splits 49 ⟂ 5

OpenSeaMap — Editing tools · splits 49 ⟂ 5

OpenSeaMap — Harbor pilots · splits 49 ⟂ 5

OpenSeaMap — Weather information · splits 51 ⟂ 3

OpenSeaMap — Bathymetric data · splits 51 ⟂ 3

OpenSeaMap — Water depths by crowdsourcing · splits 51 ⟂ 3

Map overview Semantic statistics

OpenSeaMap

Nodes54

Edges53

Triples48

Avg. degree1.96

Density0.037037

Components1

Source & methodology

TTTA analyzes the structure around OpenSeaMap to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Applications & Art, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — OpenSeaMap · EN edition · Analysis: TopicsToTalkAbout