Last updated: 2026-08-20

AI Knowledge Hub: Technical Guides & Deep Dives

LargitData AI Knowledge Hub: comprehensive guides on sentiment analysis, RAG, LLM, OCR, ASR and more.

What is Sentiment Analysis? Models and Accuracy

How sentiment analysis works: model architectures, polarity scoring, why Chinese negation and sarcasm are hard, and how to judge accuracy.

What is RAG? Retrieval-Augmented Generation

Understand how RAG combines retrieval and generation to build accurate, reliable enterprise AI applications with reduced hallucination.

What is an LLM? A Guide to Large Language Models

A beginner-friendly guide to Large Language Models: how they work, key models compared, and how enterprises can leverage LLMs.

OCR Explained: Optical Character Recognition

A comprehensive guide to OCR technology: from traditional methods to deep learning, covering accuracy, use cases, and enterprise deployment.

ASR Explained: Automatic Speech Recognition

Understand Automatic Speech Recognition: how it works, architectures from acoustic models to end-to-end deep learning, and industry use cases.

On-Premise AI vs Cloud AI: Deployment Compared

Compare on-premise and cloud AI deployment: costs, security, performance, and compliance to help enterprises choose the right approach.

Enterprise AI Security & Data Governance Guide

A comprehensive guide to AI security risks, data governance strategies, and compliance best practices for enterprise AI adoption.

Social Listening Guide: From Monitoring to Insight

Master social listening strategies, tools, and best practices. Learn to turn social media data into actionable business insights.

AI Content Moderation: Technology and Applications

Learn how AI automates content moderation across text, image, and video to protect brand reputation and user safety.

Knowledge Graphs & Semantic Search Guide

How knowledge graphs sharpen AI search by pairing semantic understanding with structured knowledge for enterprise knowledge management.

Enterprise RAG Knowledge Base Guide 2026

How enterprise RAG turns internal documents into governed, searchable knowledge: architecture, hallucination control, ROI and selection.

Sentiment Tools 2026: 5 Criteria, 10 Compared

The top sentiment analysis tools for 2026 compared on Taiwan platform coverage, Traditional Chinese NLP accuracy, APIs and reporting.

How to Write a Sentiment Analysis Report

Write professional sentiment analysis reports: structure, KPI selection, data visualization, audience-tailored versions and automation.

What is a Government AI Copilot? 6 Use Cases

Government AI copilots combine live external intelligence, agency knowledge and generative AI: definition, six use cases, architecture.

Government AI Copilot vs AI Chatbot Compared

Government AI copilots vs generative AI chatbots on five dimensions: data sources, proactivity, context, traceability and task loop.

AI Executive Sentiment Briefings: Workflow

Automate daily executive sentiment briefings with AI: standard fields, a 5-step workflow, role-based versions, review gates, template.

AI for Council Interpellation: Full Workflow

AI-supported council interpellation: pre-session issue assessment, real-time transcription, and post-session commitment tracking.

Government AI Copilot Security, Audit & On-Premise

Six security requirements for government AI copilots: data sovereignty, on-premise options, RBAC, model logging and output audit trails.

Government Sentiment & Public Opinion Analysis

How Taiwan agencies use sentiment analysis for policy tracking, satisfaction monitoring and crisis warning, plus joint-contract buying.

Sentiment vs Media Monitoring: Sources and Depth

Sentiment monitoring vs media monitoring: technical architecture, data sources, analysis depth, use cases and how to choose between them.

Crisis Communication SOP: A 7-Step PR Guide

Crisis level classification, the golden 1-hour principle and a 7-step SOP for PR and brand teams, with sentiment tooling at each stage.

What is Agentic RAG? AI Agent + RAG Architecture

Agentic RAG combines AI Agent reasoning with RAG retrieval: ReAct and Plan-and-Execute architectures, and where it beats classic RAG.

RAG vs Fine-tuning: Enterprise AI Decision Guide

RAG vs fine-tuning for enterprise AI: cost, knowledge update flexibility, accuracy, data security, and a practical decision framework.

How to Improve RAG Accuracy: 10 Strategies

Ten strategies to improve RAG accuracy: chunking, embedding choice, hybrid search, re-ranking, HyDE, context compression and RAGAS.

Enterprise RAG Cases by Industry

Enterprise RAG across finance, government, manufacturing, service and insurance: pain points, implementation essentials and metrics.

What is an AI Agent? Principles & 2026 Applications

AI Agents explained: definition, four core components (perception, reasoning, action, memory), the ReAct framework and 2026 use cases.

AI Agent vs RPA: Comparison & Selection Guide

AI Agent vs RPA compared: technical differences, 3-year TCO, migration strategy, and best practice for hybrid automation.

AI Agent Use Cases: 10 Enterprise Applications

10 enterprise AI Agent use cases with ROI metrics: customer service, research, financial compliance, IT ops, brand monitoring, HR.

LLM Agent vs Traditional AI: Upgrade Guide

Traditional AI vs LLM Agents: reasoning, zero-shot learning, when to upgrade, and how to design hybrid enterprise architectures.

Multi-Agent Systems: Collaborative AI Architecture

Multi-Agent Systems explained: Orchestrator-Worker architecture, agent communication, fault tolerance, and AutoGen vs CrewAI vs LangGraph.

Sentiment Analysis Pricing 2026: Buyer's Guide

Sentiment analysis platforms cost NT$5,000 to NT$50,000+ a month. SaaS tiers, build vs buy, ROI evaluation and government procurement.

RAG Deployment Cost: Build vs Buy vs On-Premise

RAG deployment costs: cloud SaaS NT$5,000-80,000+/month, self-built cloud NT$4-9M/year, on-premise NT$3-8M hardware, plus full TCO.

AI Agent Cost Guide: PoC to Production Budget

AI Agent build costs: NT$500K-2M for a PoC, NT$1.7M-17M a year in production. LLM API fees, headcount, frameworks and ROI.

On-Premise AI Deployment Guide for Enterprises

2026 on-premise AI guide: DGX Spark, RTX PRO 6000 Blackwell, H200, B200 and B300 hardware, plus vLLM, SGLang and TensorRT-LLM.

QubicX On-Premise vs Cloud AI: 5-Year TCO

A 5-year TCO comparison of QubicX on-premise AI and cloud AI: cost of ownership, data sovereignty, compliance and latency performance.

GPU Server vs Cloud AI API: Cost Comparison

GPU servers (A100/H100/L40S) vs cloud AI APIs (OpenAI/Anthropic/Google): break-even calculator, power, maintenance and financing.

On-Premise AI Security: 5 Enterprise Advantages

Five security advantages of on-premise AI: PDPA compliance, financial regulation, cybersecurity law, access control and ISMS certification.

Vector Database Comparison: Pinecone to Qdrant

Pinecone, Weaviate, Chroma, Qdrant and pgvector compared on QPS, latency, pricing, deployment and LangChain integration for RAG.

Taiwan Enterprise LLM Guide: Open & On-Premise

A 2026 Taiwan enterprise LLM guide: commercial APIs, open-weight models, Traditional Chinese, data sovereignty and on-premise hardware.

Enterprise AI Compliance: PDPA, GDPR & Finance

Enterprise AI compliance: Taiwan PDPA, GDPR cross-border transfer limits, FSC AI guidelines, cybersecurity rules and a checklist.

Enterprise LLMs: GPT, Claude, Gemini & Grok

2026 enterprise LLM ranking on eight dimensions: reasoning, Traditional Chinese, code, long context, SLA, guardrails and token cost.

What is Threat Intelligence? Enterprise Guide

Threat intelligence and OSINT explained: sanctions screening (OFAC/EU/UN), dark web monitoring, geopolitical risk and adoption.

KYB Guide: Know Your Business Due Diligence

A KYB and business due diligence guide: ownership structure, related-entity networks, adverse media screening and procurement records.

Supply Chain Security Review: Supplier Risk

A supply chain security review guide: country risk, sanctions screening, beneficial-owner checks, compliance and continuous monitoring.

Government Procurement Intelligence for Vetting

Use public procurement data to analyze award records, performance and bidding behavior for objective B2B due diligence.

AI Ad Compliance: What Content Needs Review?

AI ad compliance detection explained: large-scale ad collection, risk flagging, regulatory matching, human review and evidence keeping.

What is a Global Risk Intelligence Platform?

Global risk intelligence platforms explained: data sources, core modules, and the event-exposure-action architecture behind them.

Weibo, Xiaohongshu & Douyin Data: Access Guide

How Weibo, Xiaohongshu (RED) and Douyin data differ, why access from outside China is hard, the four access routes, and what it is used for.

What is an Ecommerce Data API? Field Guide

Ecommerce data APIs explained: product, price, ranking, review and Q&A fields, cross-platform schemas, delivery options and rollout steps.

Ecommerce Review Voice of Customer Analysis

Turn ecommerce ratings, reviews, product Q&A and public discussion into Voice of Customer insights, product pain points and action priorities.

Cross-Border Product & Competitive Intelligence

A cross-border product intelligence framework linking search, rankings, reviews and public discussion to competitor and supplier analysis.