Results 31 to 40 of about 1,213,728 (294)

Direct measurement of sub-pixel structure of the EPIC MOS CCD on-board th e XMM/NEWTON satellite

open access: yes, 2000
We have used a mesh experiment in order to measure the sub-pixel structure of the EPIC MOS CCDs on-board the XMM/NEWTON satellite. The EPIC MOS CCDs have 40 $\mu$m-square pixels which have an open electrode structure in order to improve the detection ...
A.D Short   +17 more
core   +1 more source

Image Resteoration by BP Neural Based on PSO [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
Based on PSO-BP algorithm combining particle swarm algorithm with BP neural network algorithm, this paper applies this algorithm to image restoration based on optimization.

doaj   +1 more source

PENINGKATAN KUALITAS CITRA DENGAN METODE FUZZY POSSIBILITY DISTRIBUTION

open access: yesIlkom Jurnal Ilmiah, 2018
Peningkatan kualitas citra merupakan salah satu proses awal dalam peningkatan  mutu citra. Peningkatan mutu citra diperlukan karena seringkali citra yang dijadikan objek pembahasan mempunyai kualitas yang buruk, misalnya citra mengalami derau, kabur [2 ...
Sugiarti Sugiarti
doaj   +1 more source

The RD53 Collaboration's SystemVerilog-UVM Simulation Framework and its General Applicability to Design of Advanced Pixel Readout Chips

open access: yes, 2014
The foreseen Phase 2 pixel upgrades at the LHC have very challenging requirements for the design of hybrid pixel readout chips. A versatile pixel simulation platform is as an essential development tool for the design, verification and optimization of ...
Christiansen, J.   +4 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

The k-Language Classification, a Proposed New Theory for Image Classification and Clustering at Pixel Level

open access: yesEPJ Web of Conferences, 2014
This theory attempted to explore the possibility of using regular language further in image analysis, departing from the use of string to represent the region in the image.
Alwi Aslan   +4 more
doaj   +1 more source

Feature improvement for classification of face images under varying light conditions using a hybird algorithm [PDF]

open access: yesWarasan Witthayasat Lae Theknoloyi Mahawitthayalai Mahasarakham, 2020
Image improvement is an important process for enhancing the quality of facial images under varying light condition in which shadow and light affects the performance of feature extraction and face recognition.
Witas Jaturongkorn
doaj  

Development of Speed Up Robust Feature Algorithm for aerial image feature extraction [PDF]

open access: yesINCAS Bulletin, 2019
Speed Up Robust Feature Algorithm (SURF) has been a very useful technique in the advancement of image feature algorithm. The strategy offers an extremely decent agreement between the runtime and accuracy, especially at object borders and fine structures.
Saikat BANERJEE   +2 more
doaj   +1 more source

ARQUITECTURA EMPRESARIAL PARA EL CAMBIO EN LA GESTIÓN COMERCIAL DE LAS AGENCIAS REPRESENTANTES DE LÍNEAS NAVIERAS

open access: yesRevista Cubana de Administración Pública y Empresarial, 2022
Las agencias representantes de líneas navieras son un eslabón de la cadena logística de importación y exportación de mercancías en Cuba; tienen como principal actividad la de actuar como agente de buque y representación de las líneas navieras extranjeras
Mabel Amago Castellanos   +2 more
doaj   +1 more source

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