Results 11 to 20 of about 5,879,357 (336)

Contrastive Learning Based on Transformer for Hyperspectral Image Classification

open access: yesApplied Sciences, 2021
Recently, deep learning has achieved breakthroughs in hyperspectral image (HSI) classification. Deep-learning-based classifiers require a large number of labeled samples for training to provide excellent performance.
Xiang Hu   +4 more
doaj   +1 more source

Joint DDPG and Unsupervised Learning for Channel Allocation and Power Control in Centralized Wireless Cellular Networks

open access: yesIEEE Access, 2023
In order to solve the resource allocation problem in scenarios of centralized wireless cellular communication with multiple cells, users and channels, a novel resource allocation algorithm based on joint Deep Deterministic Policy Gradient (DDPG ...
Ming Sun   +3 more
doaj   +1 more source

Unsupervised Learning of Accurate Siamese Tracking [PDF]

open access: yesComputer Vision and Pattern Recognition, 2022
Unsupervised learning has been popular in various computer vision tasks, including visual object tracking. However, prior unsupervised tracking approaches rely heavily on spatial supervision from templatesearch pairs and are still unable to track objects
Qiuhong Shen   +9 more
semanticscholar   +1 more source

Unsupervised Learning of Depth and Ego-Motion from Video [PDF]

open access: yesComputer Vision and Pattern Recognition, 2017
We present an unsupervised learning framework for the task of monocular depth and camera motion estimation from unstructured video sequences. In common with recent work [10, 14, 16], we use an end-to-end learning approach with view synthesis as the ...
Tinghui Zhou   +3 more
semanticscholar   +1 more source

DetCo: Unsupervised Contrastive Learning for Object Detection [PDF]

open access: yesIEEE International Conference on Computer Vision, 2021
We present DetCo, a simple yet effective self-supervised approach for object detection. Unsupervised pre-training methods have been recently designed for object detection, but they are usually deficient in image classification, or the opposite.
Enze Xie   +6 more
semanticscholar   +1 more source

Unsupervised Learning for Human Sensing Using Radio Signals [PDF]

open access: yesIEEE Workshop/Winter Conference on Applications of Computer Vision, 2022
There is a growing literature demonstrating the feasibility of using Radio Frequency (RF) signals to enable key computer vision tasks in the presence of occlusions and poor lighting.
Tianhong Li   +3 more
semanticscholar   +1 more source

Hardware Demonstration of SRDP Neuromorphic Computing with Online Unsupervised Learning Based on Memristor Synapses

open access: yesMicromachines, 2022
Neuromorphic computing has shown great advantages towards cognitive tasks with high speed and remarkable energy efficiency. Memristor is considered as one of the most promising candidates for the electronic synapse of the neuromorphic computing system ...
Ruiyi Li   +7 more
doaj   +1 more source

GeoNet: Unsupervised Learning of Dense Depth, Optical Flow and Camera Pose [PDF]

open access: yes2018 IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2018
We propose GeoNet, a jointly unsupervised learning framework for monocular depth, optical flow and egomotion estimation from videos. The three components are coupled by the nature of 3D scene geometry, jointly learned by our framework in an end-to-end ...
Zhichao Yin, Jianping Shi
semanticscholar   +1 more source

On the Philosophy of Unsupervised Learning

open access: yesPhilosophy & Technology, 2023
Unsupervised learning algorithms are widely used for many important statistical tasks with numerous applications in science and industry. Yet despite their prevalence, they have attracted remarkably little philosophical scrutiny to date.
D. Watson
semanticscholar   +1 more source

Unsupervised Learning of Particles Dispersion

open access: yesMathematics, 2023
This paper discusses using unsupervised learning in classifying particle-like dispersion. The problem is relevant to various applications, including virus transmission and atmospheric pollution.
Nicholas Christakis, Dimitris Drikakis
doaj   +1 more source

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