Image Labeler

A graphical tool for quickly labeling a large dataset of images. Labels are stored in a tab-separated values (.tsv) file with the following format:

Path	Label
/home/dataset/000000.jpg	FACE
/home/dataset/000001.jpg	NOT_FACE
...	...

Usage

Keyboard

• O: Load a directory of images
• S: Save labels
• Left/right arrow keys: Move back or forward one image, respectively
• Up/down arrow keys: Move back or forward ten images, respectively
• 1: Label the current image as FACE
• 2: Label the current image as NOT_FACE
• 3: Label the current image as AMBIGUOUS
• 0: Remove the label from the current image

Mouse

• Left-click an image to label all images between the current image and the clicked image (inclusive) as FACE
• Right-click an image to label all images between the current image and the clicked image (inclusive) as NOT_FACE
• Middle-click an image to label all images between the current image and the clicked image (inclusive) as AMBIGUOUS
• Click with mouse buttons 4 or 5 to skip to the clicked image without changing any labels