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What's new in ImageNet 2011 Fall Release


  • More synsets and images
    • 2,013,526 new images from 4221 new synsets.
  • More bounding box annotations
    • Annotations of more than 200,000 new object bounding boxes for over 3600 synsets are available for download in PASCAL VOC format. Click here for more details

What's new in ImageNet 2011 Winter Release


  • More synsets and images
    • 952,381 new images from 2035 new synsets for 'person' subtree. Click here to explore the person subtree and here for downloading instructions
  • More bounding box annotations
    • Annotations of object bounding boxes for over 3000 synsets are available for download in PASCAL VOC format. Click here for more details
  • Attributes annotations available for download
    • Annotations of 25 binary attributes (corresponding to color, texture and shape) for 9600 images from 384 synsets are available for download. Click here for more details
  • Easier downloading
    • SVN support for version control of images (BETA test status, will support bounding boxes, features, and attributes soon). Click here for more details
  • Better browsing
    • Compare the total number of images under subtrees using the Treemap visualization.
    • Copy the WordNet ids of all the hyponym synsets directly into your clipboard
    • Better navigation through the images
    • Breadcrumbs for tracing through the tree
    • We recommend Chrome/Firefox/Safari for the best experience.

What's new in ImageNet 2010 Spring Release


  • More synsets and images
    • Provided 1788 new synsets and 1.8 million new images. Click here to download the original images or here to download the image URLs.
  • Image feature downloads
    • Provided densely sampled SIFT features for download. Click here for details
  • Bounding box annotation downloads
    • Annotations of object bounding boxes are available for download in PASCAL VOC format. Click Here for more details
  • MATLAB toolbox
    • Download the ImageNet structure in XML format
    • Download the ImageNet release status in XML format
    • Download full resolution images of a given synset and its descendants from ImageNet database
    • Resume previously unfinished download tasks before starting a new task
    • Obtain the synset definition given a WordNet ID
  • Better browsing
    • Added Cloud Map view and Most Popular view for more convenient browsing
    • Added the Popularity Percentile index for each synset
  • Better search
    • Optimized search result ranking
    • Provided users options to rank search result by synset populariy or by synset depth in WordNet
  • Citation list
    • Compiled a list of publications that use or cite ImageNet (up to April 30, 2010). Click here for details.