Results 51 to 60 of about 107,782 (282)

An "Umbrella" Bound of the Lov\'asz-Gallager Type

open access: yes, 2013
We propose a novel approach for bounding the probability of error of discrete memoryless channels with a zero-error capacity based on a combination of Lov\'asz' and Gallager's ideas.
Dalai, Marco
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Reversible Self-Dual Codes Over the Ring F2 + uF2

open access: yesIEEE Access
In this study, we introduce bisymmetric self-dual codes over the finite field ${\mathbb F}_{2}$ of order two. We developed a method to generate binary bisymmetric self-dual codes from a small-length bisymmetric self-dual code by increasing its length ...
Hyun Jin Kim, Whan-Hyuk Choi
doaj   +1 more source

SmartTags: IoT Product Passport for Circular Economy Based on Printed Sensors and Unique Item-Level Identifiers

open access: yesSensors, 2019
In this paper, we present a method that facilitates Internet of Things (IoT) for building a product passport and data exchange enabling the next stage of the circular economy. SmartTags based on printed sensors (i.e., using functional ink) and a modified
Nenad Gligoric   +8 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Extended Code Index Modulation Scheme Based on Reversible Elementary Cellular Automata Encryption [PDF]

open access: yesJisuanji kexue
In order to address the problems of limited pseudo noise(PN)code resources in direct sequence spread spectrum system and degraded bit error rate(BER)performance of code index mo-dulation system,this paper proposes an extended code index modulation(E-CIM ...
ZHAO Geng, HUANG Sijie, MA Yingjie, DONG Youheng, WU Rui
doaj   +1 more source

Optimization of Clifford Circuits

open access: yes, 2013
We study optimal synthesis of Clifford circuits, and apply the results to peep-hole optimization of quantum circuits. We report optimal circuits for all Clifford operations with up to four inputs.
Kliuchnikov, Vadym, Maslov, Dmitri
core   +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

Quantum Convolutional Error Correction Codes

open access: yes, 1998
I report two general methods to construct quantum convolutional codes for quantum registers with internal $N$ states. Using one of these methods, I construct a quantum convolutional code of rate 1/4 which is able to correct one general quantum error for ...
A. Dholakia   +19 more
core   +1 more source

Reverse-free codes and permutations

open access: yesElectronic Notes in Discrete Mathematics, 2011
Abstract Two codewords ( a 1 , … , a k ) and ( b 1 , … , b k ) form a reverse-free pair if ( a i , a j ) ≠ ( b j , b i ) holds whenever 1 ⩽ i j ⩽ k are indices such that a i ≠ a j . In a reverse-free code, each pair of codewords is reverse-free. The maximum size
Zoltan Furedi   +3 more
openaire   +1 more source

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