Results 31 to 40 of about 2,251,696 (313)

LAND COVER CHANGE DETECTION USING SALIENCY ANDWAVELET TRANSFORMATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
How to obtain accurate difference map remains an open challenge in change detection. To tackle this problem, we propose a change detection method based on saliency detection and wavelet transformation. We do frequency-tuned saliency detection in initial
H. Zhang   +4 more
doaj   +1 more source

Certain topological methods for computing digital topological complexity [PDF]

open access: yesarXiv, 2021
In this paper, we examine the relations of two closely related concepts, the digital Lusternik-Schnirelmann category and the digital higher topological complexity, with each other in digital images. For some certain digital images, we introduce $\kappa-$topological groups in the digital topological manner for having stronger ideas about the digital ...
arxiv  

Application of Digital Image Segmentation of Plantation Fruit Classification in Samarinda Agricultural Polytechnic [PDF]

open access: yes, 2020
Applications of Digital Image Segmentation of Plantation Fruit Classification in Samarinda State Agricultural Polytechnic Based on Form The development of computer technology at this time has brought significant progress in various aspects of human life.
Maria, E. (Eny)   +2 more
core  

Homotopy equivalence of finite digital images [PDF]

open access: yesJournal of Mathematical Imaging and Vision 53, Issue 3, p 288-302, 2015, 2014
For digital images, there is an established homotopy equivalence relation which parallels that of classical topology. Many classical homotopy equivalence invariants, such as the Euler characteristic and the homology groups, do not remain invariants in the digital setting.
arxiv   +1 more source

SLIC Based Digital Image Enlargement

open access: yes, 2018
Low resolution image enhancement is a classical computer vision problem. Selecting the best method to reconstruct an image to a higher resolution with the limited data available in the low-resolution image is quite a challenge.
Amara, M. Z. F.   +2 more
core   +1 more source

Rule-Based Storytelling Text-to-Speech (TTS) Synthesis

open access: yesMATEC Web of Conferences, 2016
In recent years, various real life applications such as talking books, gadgets and humanoid robots have drawn the attention to pursue research in the area of expressive speech synthesis. Speech synthesis is widely used in various applications.
Ramli Izzad   +3 more
doaj   +1 more source

Digital Image [PDF]

open access: yes, 2014
This paper considers the ontological significance of invisibility in relation to the question ‘what is a digital image?’ Its argument in a nutshell is that the emphasis on visibility comes at the expense of latency and is symptomatic of the style of ...
Rubinstein, Daniel
core  

Residues R177 and S178 of the human Na+/H+ antiporter NHA2 are involved in its inhibition by the flavonoid phloretin

open access: yesFEBS Letters, Volume 599, Issue 6, Page 901-911, March 2025.
The human Na+/H+ antiporter NHA2 transports Na+ or Li+ in exchange for protons across cell membranes, and its dysfunction results in various pathologies, e.g., fertility disorders, hypertension, or diabetes. This work provides the molecular characterization of interactions of NHA2 with its specific inhibitor phloretin, which can be helpful for the ...
Olga Zimmermannova   +3 more
wiley   +1 more source

Digital Image Access & Retrieval [PDF]

open access: yes, 1997
The 33th Annual Clinic on Library Applications of Data Processing, held at the University of Illinois at Urbana-Champaign in March of 1996, addressed the theme of "Digital Image Access & Retrieval." The papers from this conference cover a wide range of ...
Heidorn, P. Bryan, Sandore, Beth
core  

The apo LETM1 F‐EF‐hand adopts a closed conformation that underlies a multi‐modal sensory role in mitochondria

open access: yesFEBS Letters, Volume 599, Issue 7, Page 971-988, April 2025.
We present the first solution structure of the Ca2+‐depleted LETM1 F‐EF‐hand through a D676A/N678A Ca2+ binding‐deficient mutant, revealing a closed hydrophobic cleft caused by a unique F1‐helix pivot. The apo LETM1 F‐EF‐hand exhibits regiospecific hot and cold unfolding, sensitivity to physiological pH changes and potential for promiscuous heterotypic
Qi‐Tong Lin   +2 more
wiley   +1 more source

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