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This literature has proposed three fast and easy computable image features to improve computer vision by offering more human-like vision power. These features are not based on image pixels absolute or relative intensity; neither based on…

Computer Vision and Pattern Recognition · Computer Science 2020-04-16 Soumi Ray , Vinod Kumar

Deep metric learning aims to learn a function mapping image pixels to embedding feature vectors that model the similarity between images. Two major applications of metric learning are content-based image retrieval and face verification. For…

Computer Vision and Pattern Recognition · Computer Science 2019-08-06 Andrew Zhai , Hao-Yu Wu

Bilinear models has been shown to achieve impressive performance on a wide range of visual tasks, such as semantic segmentation, fine grained recognition and face recognition. However, bilinear features are high dimensional, typically on…

Computer Vision and Pattern Recognition · Computer Science 2016-04-13 Yang Gao , Oscar Beijbom , Ning Zhang , Trevor Darrell

We present a novel latent embedding model for learning a compatibility function between image and class embeddings, in the context of zero-shot classification. The proposed method augments the state-of-the-art bilinear compatibility model…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Yongqin Xian , Zeynep Akata , Gaurav Sharma , Quynh Nguyen , Matthias Hein , Bernt Schiele

Today's commodity camera systems rely on compound optics to map light originating from the scene to positions on the sensor where it gets recorded as an image. To record images without optical aberrations, i.e., deviations from Gauss'…

In most state-of-the-art hashing-based visual search systems, local image descriptors of an image are first aggregated as a single feature vector. This feature vector is then subjected to a hashing function that produces a binary hash code.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-05 Thanh-Toan Do , Dang-Khoa Le Tan , Trung T. Pham , Ngai-Man Cheung

In this paper, we jointly combine image classification and image denoising, aiming to enhance human perception of noisy images captured by edge devices, like low-light security cameras. In such settings, it is important to retain the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Thomas C Markhorst , Jan C van Gemert , Osman S Kayhan

Navigation in natural outdoor environments requires a robust and reliable traversability classification method to handle the plethora of situations a robot can encounter. Binary classification algorithms perform well in their native domain…

Robotics · Computer Science 2020-01-23 Lorenz Wellhausen , René Ranftl , Marco Hutter

The most striking successes in image retrieval using deep hashing have mostly involved discriminative models, which require labels. In this paper, we use binary generative adversarial networks (BGAN) to embed images to binary codes in an…

Computer Vision and Pattern Recognition · Computer Science 2017-08-15 Jingkuan Song

This paper introduces a novel framework for zero-shot learning (ZSL), i.e., to recognize new categories that are unseen during training, by using a multi-model and multi-alignment integration method. Specifically, we propose three…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Siqi Yin , Lifan Jiang

Semiconductor nanowire (NW) lasers are a promising technology for the realisation of coherent optical sources with extremely small footprint. To fully realize their potential as building blocks in on-chip photonic systems, scalable methods…

Successful motor-imagery brain-computer interface (MI-BCI) algorithms either extract a large number of handcrafted features and train a classifier, or combine feature extraction and classification within deep convolutional neural networks…

Signal Processing · Electrical Eng. & Systems 2020-10-15 Michael Hersche , Luca Benini , Abbas Rahimi

Binary, or one-bit, representations of data arise naturally in many applications, and are appealing in both hardware implementations and algorithm design. In this work, we study the problem of data classification from binary data and…

Machine Learning · Computer Science 2017-07-10 Deanna Needell , Rayan Saab , Tina Woolf

In today's data driven world, storing, processing, and gleaning insights from large-scale data are major challenges. Data compression is often required in order to store large amounts of high-dimensional data, and thus, efficient inference…

Machine Learning · Statistics 2018-09-11 Denali Molitor , Deanna Needell

A efficient incremental learning algorithm for classification tasks, called NetLines, well adapted for both binary and real-valued input patterns is presented. It generates small compact feedforward neural networks with one hidden layer of…

Artificial Intelligence · Computer Science 2009-04-30 Juan-Manuel Torres-Moreno , Mirta B. Gordon

We have demonstrated optical excitation and detection of collective precessional dynamics in arrays of coupled Ni80Fe20 (permalloy) nanoelements with systematically varying areal density by an all-optical time-resolved Kerr microscope. We…

Mesoscale and Nanoscale Physics · Physics 2011-11-22 Bivas Rana , Semanti Pal , Saswati Barman , Yasuhiro Fukuma , YoshiChika Otani , Anjan Barman

Nonlinear optical processing of ambient natural light is highly desired in computational imaging and sensing applications. A strong optical nonlinear response that can work under weak broadband incoherent light is essential for this…

We present a novel and effective binary representation for convex shapes. We show the equivalence between the shape convexity and some properties of the associated indicator function. The proposed method has two advantages. Firstly, the…

Numerical Analysis · Mathematics 2020-02-25 Shousheng Luo , Xue-Cheng Tai , Yang Wang

Machine learning (ML) has been widely applied to image classification. Here, we extend this application to data generated by a camera comprised of only a standard CMOS image sensor with no lens. We first created a database of lensless…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Ganghun Kim , Stefan Kapetanovic , Rachael Palmer , Rajesh Menon

Data-driven approaches have been proposed as effective strategies for the inverse design and optimization of photonic structures in recent years. In order to assist data-driven methods for the design of topology of photonic devices, we…

Optics · Physics 2020-03-18 Zhaocheng Liu , Zhaoming Zhu , Wenshan Cai