Results 51 to 60 of about 33,603 (293)

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

An Extensive Review and Analysis on Performance Improvement of Grid Tied Multilevel Inverter Using Optimisation Techniques

open access: yesIET Power Electronics
Traditional power generating is harmful to the environment; hence, renewable energy generation is becoming more popular. The performance of the converters that connect such power generation sources to the grid is critical.
Paul Sathiyan Sam   +5 more
doaj   +1 more source

Advancing Smart Energy: A Review for Algorithms Enhancing Power Grid Reliability and Efficiency Through Advanced Quality of Energy Services

open access: yesEnergies
The transformation of traditional energy systems into smart energy systems has ushered in an era of efficiency, sustainability and technological growth.
José M. Liceaga-Ortiz-De-La-Peña   +9 more
doaj   +1 more source

Fast algorithms for constrained generalised predictive control with on‐line optimisation

open access: yesIET Control Theory & Applications, 2021
This paper proposes fast algorithms for constrained generalised predictive control based on two first‐order methods, namely accelerated dual gradient projection method and fast alternating minimisation algorithm.
Vinícius Berndsen Peccin   +3 more
doaj   +1 more source

Improving Initial Aerofoil Geometry Using Aerofoil Particle Swarm Optimisation

open access: yesMendel, 2022
Advanced optimisation of the aerofoil wing of a general aircraft is the main subject of this paper. Meta-heuristic optimisation techniques, especially swarm algorithms, were used.
Jan Muller
doaj   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Object scale selection of hierarchical image segmentation with deep seeds

open access: yesIET Image Processing, 2021
Hierarchical image segmentation is a prevalent technique in the literature for improving segmentation quality, where the segmentation result needs to be searched at different scales of the hierarchy to identify objects represented from various scales. In
Zaid Al‐Huda   +3 more
doaj   +1 more source

Clustering Optimisation Techniques in Mobile Networks [PDF]

open access: yes, 2016
The use of mobile phones has exploded over the past years,abundantly through the introduction of smartphones and the rapidly expanding use of mobile data. This has resulted in a spiraling problem of ensuring quality of service for users of mobile networks.
openaire   +2 more sources

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