Inside the Duplicate Finder: 15+ Perceptual Signals Explained
A breakdown of the duplicate finder and its 15+ perceptual signals, from dHash, aHash, and pHash to texture, color, and shape measures that catch visual copies.
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Tag: bulk image downloader
How Deep Scan Works Under the Hood
A plain explanation of how deep scan works, auto-scrolling and waiting to capture lazy-loaded, AJAX, and infinite-scroll images a regular scan skips.
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Strict, Balanced, or Aggressive Duplicate Finder Sensitivity Presets
How the duplicate finder sensitivity presets (Strict, Balanced, Aggressive) change how aggressively visual duplicates are grouped, and which one fits your batch.
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How to Tune Duplicate Finder Weights for Better Matches
A practical guide to tune duplicate finder weights: adjust per-signal importance, re-apply without rescanning, and fix matches that are too loose or too tight.
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Area Scan: Grab Images From Just One Region of a Page
How area scan page region selection lets you capture images from a single part of a page, skipping headers, sidebars, and ads.
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How the 404 Checker Validates Image Links With HEAD Requests
How the 404 checker validates image URLs with lightweight HEAD requests, sorts reachable from unreachable, and lets you export a clean list to re-import.
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Save Drafts While Typing, and Why It Matters for Big Lists
Why the ability to save drafts while typing protects long URL lists and settings, and how draft status fits the task workflow before you download.
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Find the Best Parallel Download Setting for Your Connection
How to find the best parallel download setting: start at 5-10, raise concurrency gradually, pair high counts with ZIP mode, and reduce if a server blocks you.
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How This Tool Compares vs Other Scraper Extensions, Fairly
An honest comparison vs other scraper extensions, separating one-click page grabbers from a full deep-scan and processing workflow.
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Image Downloader Permissions: Less Creep, More Control
A plain-language guide to image downloader permissions, what extensions ask for, why broad access matters, and how to keep control.
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