Taxonomy Distribution Report

Overview

• Total Concepts: 250
• Number of Taxonomies: 12
• Average Concepts per Taxonomy: 20.8

Distribution Summary

Category	TaxonomyID	Count	Percentage	Status
STMT	STMT	33	13.2%	✅
PRIV	PRIV	33	13.2%	✅
IMPL	IMPL	30	12.0%	✅
CONF	CONF	26	10.4%	✅
BAND	BAND	21	8.4%	✅
VERB	VERB	20	8.0%	✅
LRSA	LRSA	17	6.8%	✅
MON	MON	17	6.8%	✅
ACTID	ACTID	15	6.0%	✅
AID	AID	14	5.6%	✅
LRSP	LRSP	13	5.2%	✅
Foundation Concepts - Prerequisites	FOUND	11	4.4%	✅

Visual Distribution

STMT                      ██████  33 ( 13.2%)
PRIV                      ██████  33 ( 13.2%)
IMPL                      ██████  30 ( 12.0%)
CONF                      █████  26 ( 10.4%)
BAND                      ████  21 (  8.4%)
VERB                      ████  20 (  8.0%)
LRSA                      ███  17 (  6.8%)
MON                       ███  17 (  6.8%)
ACTID                     ███  15 (  6.0%)
AID                       ██  14 (  5.6%)
LRSP                      ██  13 (  5.2%)
Foundation Concepts - Pre ██  11 (  4.4%)

Balance Analysis

✅ No Over-Represented Categories

All categories are under the 30% threshold. Good balance!

Category Details

STMT (STMT)

Count: 33 concepts (13.2%)

Concepts:

• 1. xAPI Statement Model
• 1. Actor Component
• 1. Verb Component
• 1. Object Component
• 1. Result Component
• 1. Context Component
• 1. Statement ID (UUID)
• 1. Timestamp Field
• 1. Stored Timestamp
• 1. Authority Field
• 1. Statement Version Field
• 1. Statement Voiding
• 1. Activity Provider (AP)
• 1. Learning Record Provider (LRP)
• 1. Activity Consumer
• ...and 18 more

PRIV (PRIV)

Count: 33 concepts (13.2%)

Concepts:

• 1. xAPI in K-12 Education
• 1. xAPI in Higher Education
• 1. xAPI in Corporate L&D
• 1. K-12 Data Governance
• 1. LMS Integration (xAPI)
• 1. Canvas LMS
• 1. Moodle LMS
• 1. Cross-Organizational Interoperability
• 1. FERPA Compliance
• 1. COPPA Compliance
• 1. GDPR Compliance
• 1. PII in xAPI Statements
• 1. Actor PII Concerns
• 1. Result Extension PII
• 1. Context Extension PII
• ...and 18 more

IMPL (IMPL)

Count: 30 concepts (12.0%)

Concepts:

• 1. Interactive Component Instrumentation
• 1. Simulation Instrumentation
• 1. Quiz Instrumentation
• 1. Adaptive Branching Instrumentation
• 1. Level 3 Intelligent Textbook
• 1. MicroSim (p5.js)
• 1. JavaScript xAPI Client Library
• 1. Statement Construction
• 1. Retry-With-Backoff Pattern
• 1. Fetch API (HTTP)
• 1. JSON Serialization
• 1. TypeScript Type Definitions
• 1. MkDocs Intelligent Textbook
• 1. xAPI Client Library Design
• 1. xAPI Pipeline Architecture
• ...and 15 more

CONF (CONF)

Count: 26 concepts (10.4%)

Concepts:

• 1. xAPI Conformance
• 1. CMI5 Session Lifecycle
• 1. CMI5 Launch Mechanism
• 1. CMI5 vs xAPI Differences
• 1. SCORM Completion Mapping
• 1. SCORM Score Mapping
• 1. ADL Conformance Test Suite
• 1. xAPI Validation
• 1. Statement Structure Validation
• 1. Required Field Validation
• 1. Data Type Validation
• 1. xAPI Competitive Analysis
• 1. xAPI vs IMS Caliper Comparison
• 1. xAPI vs SCORM 2004 Comparison
• 1. xAPI vs CMI5 Comparison
• ...and 11 more

BAND (BAND)

Count: 21 concepts (8.4%)

Concepts:

• 1. Statement Batching
• 1. HTTP/2 Multiplexing
• 1. Payload Minimization
• 1. Offline Statement Queue
• 1. IndexedDB Storage
• 1. LocalStorage (Browser)
• 1. Service Worker
• 1. Background Sync API
• 1. Progressive Sync Strategy
• 1. Delta Encoding
• 1. Selective Verbosity
• 1. Bandwidth Budget Calculation
• 1. Per-Statement Payload Size
• 1. HTTP Overhead Analysis
• 1. Network Throttling Simulation
• ...and 6 more

VERB (VERB)

Count: 20 concepts (8.0%)

Concepts:

• 1. ADL Verb Registry
• 1. Tincan Verb Vocabulary
• 1. Custom Verb Profiles
• 1. Verb IRI Namespace
• 1. Verb Vocabulary Design
• 1. Interacted Verb
• 1. Progressed Verb
• 1. Completed Verb
• 1. Attempted Verb
• 1. Passed Verb
• 1. Failed Verb
• 1. Experienced Verb
• 1. Scored Verb
• 1. Launched Verb
• 1. Initialized Verb
• ...and 5 more

LRSA (LRSA)

Count: 17 concepts (6.8%)

Concepts:

• 1. Mutable vs Immutable LRS
• 1. LRS Architecture
• 1. LRS Storage Models
• 1. Statements Endpoint
• 1. Agents Endpoint
• 1. Activities Endpoint
• 1. State Endpoint
• 1. About Endpoint
• 1. LRS Concurrency
• 1. Conflict Resolution (LRS)
• 1. Statement Query Filters
• 1. Pagination (StatementResult)
• 1. More IRL Pagination
• 1. LRS Scalability
• 1. LRS Query Capability
• ...and 2 more

MON (MON)

Count: 17 concepts (6.8%)

Concepts:

• 1. Browser DevTools Network Panel
• 1. xAPI Traffic Capture
• 1. Charles Proxy
• 1. mitmproxy
• 1. HTTP Intercept
• 1. Network Waterfall Chart
• 1. xAPI Payload Inspection
• 1. LRS Server Log Analysis
• 1. Real-Time Dashboard
• 1. Observable Framework
• 1. Grafana Dashboard
• 1. Engagement Heatmap
• 1. Statement Throughput
• 1. Analytics Layer
• 1. Dashboard Layer
• ...and 2 more

ACTID (ACTID)

Count: 15 concepts (6.0%)

Concepts:

• 1. Activity IRI
• 1. Activity Type
• 1. Agent Object
• 1. Group Object
• 1. Anonymous Group
• 1. Identified Group
• 1. mbox Identifier
• 1. mbox_sha1sum Identifier
• 1. openid Identifier
• 1. Account Identifier
• 1. Activity Registration
• 1. Learner Identity Management
• 1. Anonymous Learner Tracking
• 1. Pseudonymization
• 1. Custom Activity Types

AID (AID)

Count: 14 concepts (5.6%)

Concepts:

• 1. Synthetic Data Generation
• 1. Claude Code Integration
• 1. Realistic Learner Cohort Simulation
• 1. LRS Load Testing
• 1. xAPI Stress Testing
• 1. Learner Archetype Modeling
• 1. Fast Learner Archetype
• 1. Struggling Learner Archetype
• 1. Disengaged Learner Archetype
• 1. Re-Learner Archetype
• 1. Mastery-Seeker Archetype
• 1. Verb Frequency Distribution
• 1. Session Duration Histogram
• 1. Statistical Representativeness

LRSP (LRSP)

Count: 13 concepts (5.2%)

Concepts:

• 1. LRS Authentication
• 1. Basic Auth (xAPI)
• 1. OAuth 1.0a (xAPI)
• 1. Hosted SaaS LRS
• 1. Self-Hosted Open Source LRS
• 1. Embedded LRS
• 1. TRAX LRS
• 1. Learning Locker LRS
• 1. Ralph LRS
• 1. Watershed LRS
• 1. LRS Platform Comparison
• 1. Multi-Tenant LRS
• 1. LRS Access Control

Foundation Concepts - Prerequisites (FOUND)

Count: 11 concepts (4.4%)

Concepts:

• 1. xAPI Standard Overview
• 1. Tin Can API History
• 1. SCORM 1.2
• 1. SCORM 2004
• 1. AICC Standard
• 1. CMI5 Profile
• 1. IMS Caliper
• 1. IMS LTI
• 1. IMS QTI
• 1. Learning Standards Ecosystem
• 1. xAPI 1.0.3 Specification

Recommendations

• ✅ Excellent balance: Categories are evenly distributed (spread: 8.8%)
• ✅ MISC category minimal: Good categorization specificity

Educational Use Recommendations

• Use taxonomy categories for color-coding in graph visualizations
• Design curriculum modules based on taxonomy groupings
• Create filtered views for focused learning paths
• Use categories for assessment organization
• Enable navigation by topic area in interactive tools

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Report generated by learning-graph-reports/taxonomy_distribution.py