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The deep generative adversarial networks (GAN) recently have been shown to be promising for different computer vision applications, like image edit- ing, synthesizing high resolution images, generating videos, etc. These networks and the…

计算机视觉与模式识别 · 计算机科学 2018-04-18 Ali Diba , Vivek Sharma , Rainer Stiefelhagen , Luc Van Gool

Cross-modal hashing has been receiving increasing interests for its low storage cost and fast query speed in multi-modal data retrievals. However, most existing hashing methods are based on hand-crafted or raw level features of objects,…

机器学习 · 计算机科学 2019-05-14 Xuanwu Liu , Guoxian Yu , Carlotta Domeniconi , Jun Wang , Yazhou Ren , Maozu Guo

Cross-modal retrieval has drawn wide interest for retrieval across different modalities of data. However, existing methods based on DNN face the challenge of insufficient cross-modal training data, which limits the training effectiveness…

多媒体 · 计算机科学 2017-08-16 Xin Huang , Yuxin Peng , Mingkuan Yuan

Generative Adversarial Networks (GANs) have been very successful for synthesizing the images in a given dataset. The artificially generated images by GANs are very realistic. The GANs have shown potential usability in several computer…

计算机视觉与模式识别 · 计算机科学 2023-02-20 Shiv Ram Dubey , Satish Kumar Singh

Cross-modal data matching refers to retrieval of data from one modality, when given a query from another modality. In general, supervised algorithms achieve better retrieval performance compared to their unsupervised counterpart, as they…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Devraj Mandal , Pramod Rao , Soma Biswas

Generative adversarial networks (GANs) provide a way to learn deep representations without extensively annotated training data. They achieve this through deriving backpropagation signals through a competitive process involving a pair of…

计算机视觉与模式识别 · 计算机科学 2018-02-14 Antonia Creswell , Tom White , Vincent Dumoulin , Kai Arulkumaran , Biswa Sengupta , Anil A Bharath

Deep recommender systems rely heavily on large embedding tables to handle high-cardinality categorical features such as user/item identifiers, and face significant memory constraints at scale. To tackle this challenge, hashing techniques…

Image generation has been heavily investigated in computer vision, where one core research challenge is to generate images from arbitrarily complex distributions with little supervision. Generative Adversarial Networks (GANs) as an implicit…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Hui Ying , He Wang , Tianjia Shao , Yin Yang , Kun Zhou

This paper presents a novel deep learning based data-driven optimization method. A novel generative adversarial network (GAN) based data-driven distributionally robust chance constrained programming framework is proposed. GAN is applied to…

最优化与控制 · 数学 2020-05-12 Shipu Zhao , Fengqi You

In clinical practice, automatic analysis of electrocardiogram (ECG) is widely applied to identify irregular heart rhythms and other electrical anomalies of the heart, enabling timely intervention and potentially improving clinical outcomes.…

机器学习 · 计算机科学 2025-09-03 Zhangyue Shi , Zekai Wang , Yuxuan Li

For bidirectional joint image-text modeling, we develop variational hetero-encoder (VHE) randomized generative adversarial network (GAN), a versatile deep generative model that integrates a probabilistic text decoder, probabilistic image…

计算机视觉与模式识别 · 计算机科学 2020-01-09 Hao Zhang , Bo Chen , Long Tian , Zhengjue Wang , Mingyuan Zhou

We propose an unsupervised hashing method which aims to produce binary codes that preserve the ranking induced by a real-valued representation. Such compact hash codes enable the complete elimination of real-valued feature storage and allow…

计算机视觉与模式识别 · 计算机科学 2019-03-06 Svebor Karaman , Xudong Lin , Xuefeng Hu , Shih-Fu Chang

Inspired by the success of adversarial learning, we propose a new end-to-end unsupervised deep learning framework for monocular depth estimation consisting of two Generative Adversarial Networks (GAN), deeply coupled with a structured…

计算机视觉与模式识别 · 计算机科学 2019-08-19 Mihai Marian Puscas , Dan Xu , Andrea Pilzer , Nicu Sebe

This work details CipherGAN, an architecture inspired by CycleGAN used for inferring the underlying cipher mapping given banks of unpaired ciphertext and plaintext. We demonstrate that CipherGAN is capable of cracking language data…

机器学习 · 计算机科学 2018-01-16 Aidan N. Gomez , Sicong Huang , Ivan Zhang , Bryan M. Li , Muhammad Osama , Lukasz Kaiser

Many unsupervised hashing methods are implicitly established on the idea of reconstructing the input data, which basically encourages the hashing codes to retain as much information of original data as possible. However, this requirement…

计算机视觉与模式识别 · 计算机科学 2021-05-20 Zexuan Qiu , Qinliang Su , Zijing Ou , Jianxing Yu , Changyou Chen

Distribution-level phasor measurement units, a.k.a, micro-PMUs, report a large volume of high resolution phasor measurements which constitute a variety of event signatures of different phenomena that occur all across power distribution…

信号处理 · 电气工程与系统科学 2021-03-08 Armin Aligholian , Alireza Shahsavari , Emma Stewart , Ed Cortez , Hamed Mohsenian-Rad

Spectral unmixing is a significant challenge in hyperspectral image processing. Existing unmixing methods utilize prior knowledge about the abundance distribution to solve the regularization optimization problem, where the difficulty lies…

图像与视频处理 · 电气工程与系统科学 2023-12-21 Li Wang , Xiaohua Zhang , Longfei Li , Hongyun Meng , Xianghai Cao

Existing unsupervised hash learning is a kind of attribute-centered calculation. It may not accurately preserve the similarity between data. This leads to low down the performance of hash function learning. In this paper, a hash algorithm…

机器学习 · 计算机科学 2022-06-07 Shichao Zhang , Jiaye Li

Recently, learning to hash has been widely studied for image retrieval thanks to the computation and storage efficiency of binary codes. For most existing learning to hash methods, sufficient training images are required and used to learn…

信息检索 · 计算机科学 2019-03-04 Ji Liu , Lei Zhang

Human activity recognition (HAR) is an important research field in ubiquitous computing where the acquisition of large-scale labeled sensor data is tedious, labor-intensive and time consuming. State-of-the-art unsupervised remedies…

机器学习 · 计算机科学 2021-10-13 Alireza Abedin , Hamid Rezatofighi , Damith C. Ranasinghe