no code implementations • 21 Feb 2018 • Thanh-Toan Do, Tuan Hoang, Dang-Khoa Le Tan, Trung Pham, Huu Le, Ngai-Man Cheung, Ian Reid
However, training deep hashing networks for the task is challenging due to the binary constraints on the hash codes, the similarity preserving property, and the requirement for a vast amount of labelled images.
no code implementations • 10 Feb 2018 • Ngoc-Trung Tran, Dang-Khoa Le Tan, Anh-Dzung Doan, Thanh-Toan Do, Tuan-Anh Bui, Mengxuan Tan, Ngai-Man Cheung
In order to overcome the resource constraints of mobile devices, we propose a system design that leverages the scalability advantage of image retrieval and accuracy of 3D model-based localization.
1 code implementation • 7 Feb 2018 • Thanh-Toan Do, Tuan Hoang, Dang-Khoa Le Tan, Huu Le, Tam V. Nguyen, Ngai-Man Cheung
In the large-scale image retrieval task, the two most important requirements are the discriminability of image representations and the efficiency in computation and storage of representations.
no code implementations • 8 Dec 2017 • Thanh-Toan Do, Tuan Hoang, Dang-Khoa Le Tan, Anh-Dzung Doan, Ngai-Man Cheung
This design has overcome a challenging problem in some previous works: optimizing non-smooth objective functions because of binarization.
no code implementations • 24 Nov 2017 • Dang-Khoa Le Tan, Thanh-Toan Do, Ngai-Man Cheung
Image hashing is a popular technique applied to large scale content-based visual retrieval due to its compact and efficient binary codes.
1 code implementation • 4 Jul 2017 • Tuan Hoang, Thanh-Toan Do, Dang-Khoa Le Tan, Ngai-Man Cheung
Recent work adopts fine-tuned strategies to further improve the discriminative power of the descriptors.
no code implementations • 6 Apr 2017 • Tuan Hoang, Thanh-Toan Do, Dang-Khoa Le Tan, Ngai-Man Cheung
We introduce a novel approach to improve unsupervised hashing.
no code implementations • CVPR 2017 • Thanh-Toan Do, Dang-Khoa Le Tan, Trung T. Pham, Ngai-Man Cheung
This feature vector is then subjected to a hashing function that produces a binary hash code.