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  • Getting started
    • Hello, Lingo4G!
    • Quick start
  • Conceptual overview
    • Architecture
    • Indexing
    • Analysis
    • Tools and apps
    • Glossary
    • Version 1.x vs. 2.x
  • Usage guides
    Installation
    • Requirements
    • Installation
  • Project setup
    • Creating a project from scratch
    • Example data sets
    • Indexing text documents
    • Indexing CSV records
    • Analysis requests repository
  • Indexing
    • Full indexing
    • Incremental indexing
    • Learning embeddings
    • Indexing LLM embeddings
  • Analysis apps
    • JSON Sandbox app
  • Analysis request
    • Overview
    • Stages
    • References
    • Components
    • Variables
    • Polymorphism
  • Analysis response
    • Analysis Response JSON
  • Analysis operations
    • Document selection
    • Document content retrieval
    • Label collection
    • Label filtering
    • Similarity matrices
    • Clustering
    • 2d embedding
    • Duplicate detection
    • Highlighting duplicate text regions
    • Similar document retrieval
    • Time series
  • REST APIs
    REST API V2
    • Quick start
    • Getting Started
    • /v2/about
    • /v2/analysis/*
    • /v2/analysis/schema
    • /v2/analysis/validate
    • /v2/cache/clear
    • /v2/project/*
  • Reference
    Commands
    • Commands
    • l4g
    • l4g analyze
    • l4g delete
    • l4g index
    • l4g llm-vec
    • l4g learn-embeddings
    • l4g reindex
    • l4g run-request
    • l4g server
    • l4g server-shutdown
    • l4g show
    • l4g stats
    • l4g unpack
    • l4g version
  • Env variables
    • Environment variables
    • L4G_HOME
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    • JAVA_CMD
  • Project descriptor JSON
    • Structure
    • General settings
    • Document source
    • Fields
    • Dictionaries
    • Analyzers
    • Query parsers
    • Feature indexing
    • Analysis (API v1)
    • Analysis (API v2)
  • Analysis JSON
    • Analysis request
    • Stages and components
    • clusters
    • contentFields
    • debug
    • dictionary
    • documentContent
    • documentLabels
    • documentNeighbors
    • documentOverlap
    • documentPairs
    • documentScorer
    • documents
    • embedding2d
    • embeddingService
    • featureFields
    • featureSource
    • fields
    • labelAggregator
    • labelClusters
    • labelCollector
    • labelCount
    • labelFilter
    • labelListFilter
    • labelScorer
    • labels
    • matrix
    • matrixRows
    • pairwiseSimilarity
    • query
    • queryBuilder
    • queryParser
    • stats
    • valueCollector
    • values
    • vector
    • vectors
  • Release notes
    • 2.6.x release notes
    • 2.5.x release notes
    • 2.4.x release notes
    • 2.3.x release notes
    • 2.2.x release notes
    • 2.1.x release notes
    • 2.0.x release notes

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Analysis (API v1)

The analysis section configures the defaults for Lingo4G API v1 analyses.

The use of API v1 is not recommended and has been superseded by API v2. The documentation for API v1 is available in Lingo4G legacy documentation.

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Feature indexing
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Analysis (API v2)
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