FIELD NOTES / OZLIN INFO
Blog
Practical notes on AI automation, secure web delivery, cybersecurity, document processing and game-development R&D. Older articles are being reviewed, sourced and updated before promotion.
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AI Document Processing ROI: A Transparent Worked Example
Build an auditable document-processing business case from measured baseline work, full lifecycle cost, exception handling, quality gates and sensitivity analysis.
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WordPress Privacy for Australian SMEs: A Practical 2026 Review
A practical way to map WordPress data flows, check Australian Privacy Act coverage, review plugins and tracking, and prepare for requests and incidents.
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Unity Android Release Checklist for Google Play in 2026
An updated Unity 6 Android release checklist covering API 36, build profiles, app bundles, ARM64, Play App Signing, testing, data disclosures and evidence to keep with each release.
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Phishing Response Playbook for Australian Small Businesses
A calm, evidence-aware playbook for suspicious email, SMS, QR and voice messages—including what to do after a click, credential entry, malicious attachment or fraudulent payment.
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WebP and AVIF for Websites: Choose by Evidence, Not Format Hype
Compare WebP, AVIF, JPEG, PNG and SVG by visual quality, bytes, decode behaviour and audience support, then deliver responsive candidates with safe fallbacks and stable dimensions.
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Reading an Older PyTorch HMER Repository Responsibly: Fork, Architecture and Limits
A transparent technical reading of Oz-Lin’s public HMER fork: what the upstream Attention-and-Coverage code contains, what its reported CROHME 2016 results mean, and what would need modernising before…
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Build a Small WordPress Plugin Safely: Hooks, Settings and Release Checks
Build a narrowly scoped WordPress plugin with a valid header, hooks, Settings API, capability checks, sanitised input, escaped output, staged testing and a maintainable removal path.
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Building a Document Scanner Prototype with Python, OpenCV and Tesseract
A practical, evidence-led walkthrough of document detection, perspective correction, OCR and validation—plus the limits that separate a useful prototype from a production document workflow.
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Cybersecurity for Australian SMEs: 8 Practical Priorities for 2026
A practical, risk-based cybersecurity baseline for Australian SMEs: protect accounts, patch systems, test backups, reduce data exposure, verify payment requests, monitor important services and prepare to respond.