Results 81 to 90 of about 16,404,119 (364)

Information Theory and Cognition: A Review

open access: yesEntropy, 2018
We examine how information theory has been used to study cognition over the last seven decades. After an initial burst of activity in the 1950s, the backlash that followed stopped most work in this area. The last couple of decades has seen both a revival
K. Sayood
semanticscholar   +1 more source

The Saccharomyces cerevisiae amino acid transporter Lyp1 has a broad substrate spectrum

open access: yesFEBS Letters, EarlyView.
In Saccharomyces cerevisiae, Yeast Amino acid Transporter family members mediate the import of amino acids, ranging from substrate specialists to generalists. Here, we show that the specialist transporter, Lyp1, has a broader substrate spectrum than previously described, with affinity constants spanning from micromolar to millimolar.
Foteini Karapanagioti   +3 more
wiley   +1 more source

On Particle Swarm Optimization for MIMO Channel Estimation

open access: yesJournal of Electrical and Computer Engineering, 2012
Evolutionary algorithms, in particular particle swarm optimization (PSO), have recently received much attention. PSO has successfully been applied to a wide range of technical optimization problems, including channel estimation.
Christopher Knievel, Peter Adam Hoeher
doaj   +1 more source

Capitalist Crisis, Communication, & Culture – Introduction to the Special Issue of tripleC

open access: yestripleC: Communication, Capitalism & Critique, 2010
The worldwide economic downturn is indicative for a new large crisis of capitalism. The future of capitalism is in this situation not determined, but depends on collective human agency.
Christian Fuchs   +3 more
doaj   +1 more source

Information Theory: A Tutorial Introduction [PDF]

open access: yesarXiv.org, 2015
Shannon's mathematical theory of communication defines fundamental limits on how much information can be transmitted between the different components of any man-made or biological system.
James V. Stone
semanticscholar   +1 more source

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

Foundations of Information Theory [PDF]

open access: yesarXiv, 2008
Information is the basic concept of information theory. However, there is no definition of this concept that can encompass all uses of the term information in information theories and beyond. Many question a possibility of such a definition. However, foundations of information theory developed in the context of the general theory of information made it
arxiv  

Information Theory and the IrisCode

open access: yesIEEE Transactions on Information Forensics and Security, 2016
Iris recognition has legendary resistance to false matches, and the tools of information theory can help to explain why. The concept of entropy is fundamental to understanding biometric collision avoidance.
J. Daugman
semanticscholar   +1 more source

Identification of functional and diverse circulating cancer‐associated fibroblasts in metastatic castration‐naïve prostate cancer patients

open access: yesMolecular Oncology, EarlyView.
Cancer‐associated fibroblasts (CAFs) promote cancer growth, invasion (metastasis), and drug resistance. Here, we identified functional and diverse circulating CAFs (cCAFs) in patients with metastatic prostate cancer (mPCa). cCAFs were found in higher numbers and were functional and diverse in mPCa patients versus healthy individuals, suggesting their ...
Richell Booijink   +6 more
wiley   +1 more source

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