Label Detection and Recognition for USPTO Images Using Convolutional K-Means Feature Quantization and Ada-Boost.
Siyu ZhuRichard ZanibbiPublished in: ICDAR (2013)
Keyphrases
- object recognition
- traffic signs
- image features
- image recognition
- image database
- k means
- detection rate
- input image
- preprocessing stage
- image data
- handwritten digits
- partial occlusion
- image matching
- road signs
- forward looking infrared
- discrimination power
- license plate
- region detection
- image set
- test images
- text localization and recognition
- bounding box
- image retrieval
- image classification
- lighting conditions
- texture and shape features
- multiscale
- complex background
- feature vectors
- text lines
- color quantization
- computer vision
- similarity measure
- edge detection
- recognition rate
- image compression
- detection algorithm
- detection method
- keypoints
- human faces