Search Results for author: Raghu Raj

Found 4 papers, 0 papers with code

What's Mine is Yours: Pretrained CNNs for Limited Training Sonar ATR

no code implementations29 Jun 2017 John McKay, Isaac Gerg, Vishal Monga, Raghu Raj

Finding mines in Sonar imagery is a significant problem with a great deal of relevance for seafaring military and commercial endeavors.

Transfer Learning

Using Frame Theoretic Convolutional Gridding for Robust Synthetic Aperture Sonar Imaging

no code implementations26 Jun 2017 John McKay, Anne Gelb, Vishal Monga, Raghu Raj

Recent progress in synthetic aperture sonar (SAS) technology and processing has led to significant advances in underwater imaging, outperforming previously common approaches in both accuracy and efficiency.

Localized Dictionary design for Geometrically Robust Sonar ATR

no code implementations13 Jan 2016 John McKay, Vishal Monga, Raghu Raj

We develop a new localized block-based dictionary design that can enable geometric, i. e. pose robustness.

Dictionary Learning General Classification +1

Discriminative Sparsity for Sonar ATR

no code implementations1 Jan 2016 John McKay, Raghu Raj, Vishal Monga, Jason Isaacs

Advancements in Sonar image capture have enabled researchers to apply sophisticated object identification algorithms in order to locate targets of interest in images such as mines.

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