Results 31 to 40 of about 3,891,628 (270)

Solution to the monotonicity problem of an interesting class of sequences of real numbers

open access: yesJournal of Inequalities and Applications
Recently we have presented some sufficient conditions so that the real sequence ( 1 + α n ) n + p $\big (1+\frac{\alpha }{n}\big )^{n+p}$ , n ∈ N $n\in {\mathbb{N}}$ , strictly increasingly converges to e α $e^{\alpha }$ , when 0 ≤ 2 p < α $0\le ...
Stevo Stević
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

On a two-parameter class of sequences converging to a power of the base of the natural logarithm

open access: yesJournal of Inequalities and Applications
We investigate the following two-parameter class of real sequences a n ( p ) ( α ) = ( 1 + α n ) n + p , n ∈ N , $$ a_{n}^{(p)}(\alpha )=\Big(1+\frac{\alpha }{n}\Big)^{n+p},\quad n\in { \mathbb{N}}, $$ where p ≥ 0 $p\ge 0$ and α > − 1 $\alpha >-1$ .
Stevo Stević
doaj   +1 more source

Large margin filtering for signal sequence labeling

open access: yes, 2010
Signal Sequence Labeling consists in predicting a sequence of labels given an observed sequence of samples. A naive way is to filter the signal in order to reduce the noise and to apply a classification algorithm on the filtered samples.
Flamary, Rémi   +2 more
core   +4 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Value of three-dimensional inversion-recovery with real reconstruction sequence using an ultralong repetition time for endolymphatic hydrops

open access: yesZhongguo Linchuang Yixue
ObjectiveTo evaluate the value of an optimized three-dimensional inversion-recovery with real reconstruction (3D-real IR) sequence with a longer repetition time (TR, 16 000 ms) based on modulated flip angle technique in refocused imaging with extended ...
Menglong ZHAO   +7 more
doaj   +1 more source

A note on the general moment problem [PDF]

open access: yesOpuscula Mathematica
In this note we show that given an indeterminate Hamburger moment sequence, it is possible to perturb the first moment in such way that the obtained sequence remains an indeterminate Hamburger moment sequence.
Hamza El Azhar   +2 more
doaj   +1 more source

A machine learning approach for accurate and real-time DNA sequence identification

open access: yesBMC Genomics, 2021
Background The all-electronic Single Molecule Break Junction (SMBJ) method is an emerging alternative to traditional polymerase chain reaction (PCR) techniques for genetic sequencing and identification.
Yiren Wang   +4 more
doaj   +1 more source

Modelling and Managing “Station-Sequence” Parts Feeding in the I4.0 Era: A Simulation Approach for In-Plant Logistics

open access: yesApplied Sciences, 2023
Parts feeding is a complex logistic problem that is further complicated by the market demand for more product variety, which forces companies and manufacturers to adopt the mixed model approach in their assembly systems.
Maurizio Faccio   +2 more
doaj   +1 more source

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