Notes from a GIS-native annotation team
Working guides on geodata annotation, human-in-the-loop GIS workflows, CVAT, vertical accuracy, MUTCD schemas, and the parts of web-map annotation that actually matter in production. Written by us, for buyers and practitioners.
Foundations
Geodata Annotation: What It Is and Why It Differs From Generic Image Labeling
Plain-English definition of geodata annotation: feature labels tied to real-world geography with coordinates, projections, and a QA trail. How it differs from generic image labeling and why the difference matters.
Read articleWhy and How: GIS Annotations Explained
When GIS annotation is worth the effort, what the workflow actually looks like, and what teams get wrong on their first project. A practical guide from a GIS-native annotation team.
Read articleVertical Accuracy in Geospatial Annotation: Why It Matters and How We Measure It
Horizontal accuracy gets the attention; vertical accuracy decides whether your annotations are usable for asset management, drainage modeling, autonomous routing, and regulatory work. How we measure it and where teams underspecify it.
Read articleAnnotation for LiDAR vs Imagery: What's Actually Different
LiDAR annotation and imagery annotation look similar from the outside; the workflows, tooling, costs, and failure modes are different. A practical comparison from a team that does both.
Read articleApproach
Tools
Service
Outsource Your Geospatial Annotation: How We Guarantee Quality
What our annotation quality guarantee actually means: 98%+ F1 target, multi-pass QA, spatial validation against authoritative layers, re-work at our cost when targets aren't hit. The mechanics, not the marketing.
Read articleThe 2-4 Day Annotation Pilot: What You Actually Get
What's in a 500-sample annotation pilot deliverable. The labeled features, the QA report, the edge-case log, the inter-annotator agreement scores, and the production scope we return with. Not a sales pitch — the contents.
Read articleWeb Map Docs
How to Plug In Web Map Annotations
Integration guide for adding annotation workflows to an existing web map. Data flow, authentication, edit conflict handling, and the specific patterns that work in production.
Read articleThe Annotation Panel: Working With Features on Your Web Map
What the annotation panel does, how it's organized, and the design patterns that make it usable for non-technical users. Documentation for the panel we ship with web map annotation projects.
Read articleEditing Annotations on a Web Map
How to edit annotation geometry, attributes, and metadata on the web map. Common operations, undo behavior, conflict resolution, and the keyboard shortcuts that speed up high-volume work.
Read articleUser Permissions and Roles in Web Map Annotations
The permission model behind web map annotations: roles, scope of access, what each role can change, and how the audit trail captures every decision. Practical patterns we use in production.
Read articleSchema
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