IQDB: A Specialized Reverse Image Search Engine
IQDB is a specialized reverse image search engine designed to help users identify and gather information about images found online.
What it Does
IQDB allows users to upload an image or provide a URL of an image to search for matching or similar images across various databases and image services. This tool is particularly useful for tracing the origin of an image, finding other instances of the image on the internet, and identifying potential sources or duplicates.
Key Features and Functionality
Image Upload and Search
Users can upload an image file directly to the website or paste the URL of the image they want to search for. IQDB supports images up to 8 megabytes in size and 7,500 by 7,500 pixels in dimension.
Cross-Database Search
IQDB searches across multiple image databases and services, including but not limited to Danbooru, Gelbooru, and other similar platforms. This comprehensive search capability increases the likelihood of finding relevant matches or additional information about the uploaded image.
Search Results
The search results include several key pieces of information:
- Match Type: Indicates whether the match is ‘best’, ‘additional’, ‘possible’, or ‘other’.
- Thumbnail: Provides a thumbnail of the matching image along with its source URL.
- Image Details: Includes image rating, score, and tags.
- Source Services: Lists all the services where the image was found, along with their respective URLs.
- Similarity: Shows the similarity percentage between the uploaded image and the found matches.
Additional Options
Users can customize their search by ignoring the color of the input image (forcing it to grayscale), picking up more other results, and adjusting request options for the search query.
Use Cases
IQDB is useful for various purposes, such as:
- Content Creators: To verify the originality of images or find higher-resolution versions.
- Researchers: To track the dissemination of specific images across different platforms.
- Copyright Holders: To identify unauthorized use of their images.
In summary, IQDB is a powerful reverse image search tool that simplifies the process of identifying and gathering information about images, making it a valuable resource for anyone needing to trace or analyze image content online.