EPSG FAQs

Question 1

What makes EPSG suitable for developers?

Accepted Answer

As an MCP server, EPSG is designed for seamless integration into developer workflows and AI agents. It's built with Node.js, uses a local database for offline operation, and provides internationalized tool definitions. Its comprehensive API allows developers to leverage its CRS knowledge programmatically.

Question 2

What is the EPSG MCP Server and what problems does it solve?

Accepted Answer

The EPSG MCP Server is a developer tool that provides extensive knowledge and intelligent decision support for Coordinate Reference Systems (CRS). It helps users, especially those working with Japanese geodetic data, to accurately search, select, validate, transform, and troubleshoot CRS, preventing common geo-data issues like coordinate shifts and calculation errors.

Question 3

Does EPSG specifically cater to Japanese geodetic data?

Accepted Answer

Yes, EPSG has a strong focus on Japan, offering full support for JGD2011 geodetic datum and all Japan Plane Rectangular Coordinate Systems (Zones I-XIX). It provides localized recommendations and validation specific to Japanese regions, alongside global CRS like WGS84.

Question 4

How does EPSG help me choose and validate the correct CRS?

Accepted Answer

EPSG offers intelligent CRS recommendations based on your specific purpose (e.g., web mapping, surveying, distance calculation) and location (country, prefecture, bounding box). It also validates your chosen CRS usage, identifies potential issues like area distortion or zone mismatches, and suggests improvements or better alternatives.

Question 5

Can EPSG assist with coordinate transformations and troubleshooting?

Accepted Answer

Absolutely. EPSG suggests optimal transformation paths between different CRS using advanced graph search, considering accuracy and complexity. It also includes troubleshooting guidance for common CRS problems, helping you diagnose symptoms like unexpected coordinate shifts or calculation inaccuracies.

EPSG

EPSG

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使用案例