Results 61 to 70 of about 312,519 (176)

Image Fusion via Sparse Regularization with Non-Convex Penalties

open access: yes, 2020
The L1 norm regularized least squares method is often used for finding sparse approximate solutions and is widely used in 1-D signal restoration. Basis pursuit denoising (BPD) performs noise reduction in this way.
Achim, Alin   +3 more
core   +1 more source

Multi-Focus Image Fusion Using the Local Fractal Dimension

open access: yesInternational Journal of Advanced Robotic Systems, 2013
With the development of sensor and image-processing technology, image fusion has become a promising research field. Multi-focus image fusion is an important issue in multi-sensor image fusion. To make full use of the texture features of an image and take
Qingping Li, Junping Du, Liang Xu
doaj   +1 more source

Efficient Bayesian-based Multi-View Deconvolution

open access: yes, 2014
Light sheet fluorescence microscopy is able to image large specimen with high resolution by imaging the sam- ples from multiple angles. Multi-view deconvolution can significantly improve the resolution and contrast of the images, but its application has ...
AP Dempster   +25 more
core   +1 more source

Construction of All-in-Focus Images Assisted by Depth Sensing

open access: yesSensors, 2019
Multi-focus image fusion is a technique for obtaining an all-in-focus image in which all objects are in focus to extend the limited depth of field (DoF) of an imaging system.
Hang Liu   +4 more
doaj   +1 more source

Multi-focus Image Fusion Using an Effective Discrete Wavelet Transform Based Algorithm

open access: yesMeasurement Science Review, 2014
In this paper, by considering the main objective of multi-focus image fusion and the physical meaning of wavelet coefficients, a discrete wavelet transform (DWT) based fusion technique with a novel coefficients selection algorithm is presented. After the
Yang Yong   +3 more
doaj   +1 more source

Multi-Focus Image Fusion Algorithm in Sensor Networks

open access: yesIEEE Access, 2018
Most imaging systems have a limited depth-of-field in the sensor networks that consist of multiple visual sensors. Due to different object distances, not every object can be clearly imaged by a single sensor.
Ying Tong, Jin Chen
doaj   +1 more source

Long-Term Image Boundary Prediction

open access: yes, 2017
Boundary estimation in images and videos has been a very active topic of research, and organizing visual information into boundaries and segments is believed to be a corner stone of visual perception. While prior work has focused on estimating boundaries
Bhattacharyya, Apratim   +3 more
core   +1 more source

Multi-focus Image Fusion: A Benchmark

open access: yes, 2020
Multi-focus image fusion (MFIF) has attracted considerable interests due to its numerous applications. While much progress has been made in recent years with efforts on developing various MFIF algorithms, some issues significantly hinder the fair and comprehensive performance comparison of MFIF methods, such as the lack of large-scale test set and the ...
openaire   +2 more sources

Multimodal Deep Learning for Robust RGB-D Object Recognition

open access: yes, 2015
Robust object recognition is a crucial ingredient of many, if not all, real-world robotics applications. This paper leverages recent progress on Convolutional Neural Networks (CNNs) and proposes a novel RGB-D architecture for object recognition.
Burgard, Wolfram   +4 more
core   +1 more source

Interest Points as a Focus Measure in Multi-Spectral Imaging [PDF]

open access: yes, 2013
A novel multi-spectral focus measure that is based on algorithms for interest point detection, particularly on the FAST (Features from Accelerated Segment Test), Fast Hessian and Harris-Laplace detector, is described in this paper.
Cika, P.   +3 more
core   +1 more source

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