Articles with "cancellation" as a keyword



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A novel online offset-cancellation mechanism in a low-power 6-bit 2GS/s flash-ADC

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Published in 2018 at "Analog Integrated Circuits and Signal Processing"

DOI: 10.1007/s10470-018-1375-2

Abstract: This paper presents an online offset-cancellation method which is embedding in a low-power 6-bit flash analog to digital converter. A set of low-offset comparators are employed as the first step and then utilizing a novel… read more here.

Keywords: online offset; offset cancellation; cancellation; low power ... See more keywords
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A 40 nm 16 Gb/s differential transmitter with far-end crosstalk cancellation using injection timing control for high-density flexible flat cables

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Published in 2020 at "Analog Integrated Circuits and Signal Processing"

DOI: 10.1007/s10470-020-01709-7

Abstract: In some long-reach high-density wires such as flexible flat cables, the crosstalk signal from the aggressor to the victim lanes exhibits the time shift that depends on the cables. This paper proposes a far-end crosstalk… read more here.

Keywords: high density; transmitter; flat cables; cancellation ... See more keywords
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The wavelet transform-domain adaptive filter for nonlinear acoustic echo cancellation

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Published in 2020 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-020-09218-5

Abstract: The usage of low-quality components in communicating devices introduces acoustic nonlinearity. The presence of nonlinearity creates challenges in noise cancellation applications, especially the acoustic echo cancellation (AEC) that requires an adaptive filter of a very… read more here.

Keywords: adaptive filter; cancellation; flaf; wtd flaf ... See more keywords
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DECREASING URINE CULTURE RATES IN HOSPITALIZED INTERNAL MEDICINE PATIENTS.

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Published in 2020 at "American journal of infection control"

DOI: 10.1016/j.ajic.2020.04.015

Abstract: BACKGROUND There are no previous studies on decreasing urine cultures in hospitalized internal medicine patients by a combination of physician education and reflex cancellation of urine cultures in those with a negative dipstick urinalysis. METHODS… read more here.

Keywords: medicine; hospitalized internal; internal medicine; medicine patients ... See more keywords
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Patients characteristics related to screening mammography cancellation and rescheduling rates during the COVID-19 pandemic

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Published in 2021 at "Clinical Imaging"

DOI: 10.1016/j.clinimag.2021.07.009

Abstract: Purpose To identify patient characteristics associated with screening mammography cancellations and rescheduling during the COVID-19 pandemic. Methods Scheduled screening mammograms during three time periods were retrospectively reviewed: state-mandated shutdown (3/17/2020-6/16/2020) during which screening mammography was… read more here.

Keywords: covid pandemic; relative risk; cancellation; screening mammography ... See more keywords
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Control-theoretic Approach to Malleability Cancellation by Attacked Signal Normalization

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Published in 2019 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2019.12.171

Abstract: Abstract In this study, we propose a novel attack for encrypted control systems along with a cancellation method for the attacks. The attacks assign the poles of closed-loop systems by utilizing the malleability of homomorphic… read more here.

Keywords: control systems; control; cancellation; malleability ... See more keywords
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Time-based or fixed-fee? How to penalize cancellation of orders of car-hailing applications

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Published in 2020 at "International Journal of Production Economics"

DOI: 10.1016/j.ijpe.2020.107960

Abstract: Abstract While waiting for an ordered ride service through a car hailing application (CHA), a customer may encounter a taxi. Hence, the customer may cancel the CHA order and take the taxi instead. CHAs often… read more here.

Keywords: fee; cancellation; fixed fee; time based ... See more keywords
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Global prevalence and reasons for case cancellation on the intended day of surgery: A systematic review and meta-analysis

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Published in 2020 at "International Journal of Surgery Open"

DOI: 10.1016/j.ijso.2020.08.006

Abstract: Abstract Background Cancellation of operation on the intended day of surgery affects the efficiency of Operation Room which incurs a significant financial loss for the patient, hospital, and health care cost of a country at… read more here.

Keywords: prevalence; surgery; cancellation; meta analysis ... See more keywords
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Cancellation but not restraint ability is modulated by trait anxiety: An event-related potential and oscillation study using Go-Nogo and stop-signal tasks.

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Published in 2021 at "Journal of affective disorders"

DOI: 10.1016/j.jad.2021.11.066

Abstract: BACKGROUND Trait anxiety has a detrimental effect on attention, which further leads to dysfunction of inhibitory control. However, there is no study examining how trait anxiety modulates inhibitory abilities on restraint and cancellation in the… read more here.

Keywords: trait anxiety; stop signal; cancellation; anxiety ... See more keywords
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Out of sight, out of cancellation: The impact of psychological distance on the cancellation behavior of tourists

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Published in 2021 at "Journal of Air Transport Management"

DOI: 10.1016/j.jairtraman.2020.101942

Abstract: Abstract Travel products such as package tours, Airtels, hotel rooms, and airline seats lose their value unless they are sold by a certain date. Therefore, predicting customer behavior allows travel companies to maximize their profits,… read more here.

Keywords: psychological distance; cancellation behavior; sight cancellation; cancellation ... See more keywords
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On double Danielewski surfaces and the Cancellation Problem

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Published in 2019 at "Journal of Algebra"

DOI: 10.1016/j.jalgebra.2019.05.027

Abstract: Abstract We study a two-dimensional family of affine surfaces which are counter-examples to the Cancellation Problem. We describe the Makar-Limanov invariant of these surfaces, determine their isomorphism classes and characterize the automorphisms of these surfaces. read more here.

Keywords: danielewski surfaces; cancellation problem; double danielewski; cancellation ... See more keywords