Results 11 to 20 of about 133,193 (234)

A Simple Algorithm for Consistent Query Answering under Primary Keys [PDF]

open access: yesLogical Methods in Computer Science
We consider the dichotomy conjecture for consistent query answering under primary key constraints. It states that, for every fixed Boolean conjunctive query q, testing whether q is certain (i.e.
Diego Figueira   +3 more
doaj   +2 more sources

Molecular basis of inhibition of acid sensing ion channel 1A by diminazene. [PDF]

open access: yesPLoS ONE, 2018
Acid-sensing ion channels (ASICs) are trimeric proton-gated cation permeable ion channels expressed primarily in neurons. Here we employed site-directed mutagenesis and electrophysiology to investigate the mechanism of inhibition of ASIC1a by diminazene.
Aram J Krauson   +2 more
doaj   +2 more sources

Effect of different anthropometry-driven block settings on sprint start performance [PDF]

open access: yes, 2023
Few studies have focused on the effect of individual anthropometrics when considering "set" position posture during the sprint start. This study aimed to measure the effect of different anthropometry-driven block settings on kinetic and kinematic ...
Milanese C.   +5 more
core   +2 more sources

Maximum Consistent Block Based Variable Precision Rough Set Model and Attribute Reduction

open access: yesJisuanji kexue yu tansuo, 2020
In this paper, attribute reduction of incomplete information system is studied. Firstly, optimistic and pessimistic generalized variable precision rough set models based on maximal consistent blocks are constructed.
SUN Yan, MI Jusheng, FENG Tao, LI Leijun, LIANG Meishe
doaj   +1 more source

Global and Saturated Probabilistic Approximations Based on Generalized Maximal Consistent Blocks

open access: yesLogic Journal of the IGPL, 2020
AbstractIn this paper incomplete data sets, or data sets with missing attribute values, have three interpretations, lost values, attribute-concept values and ‘do not care’ conditions. Additionally, the process of data mining is based on two types of probabilistic approximations, global and saturated.
Patrick G. Clark   +4 more
openaire   +1 more source

A study of encodings of constraint satisfaction problems with 0/1 variables [PDF]

open access: yes, 2003
Many constraint satisfaction problems (csp's) are formulated with 0/1 variables. Sometimes this is a natural encoding, sometimes it is as a result of a reformulation of the problem, other times 0/1 variables make up only a part of the problem. Frequently
Patrick Prosser   +3 more
core   +1 more source

Inhibition of voltage-gated Na+ currents by eleclazine in rat atrial and ventricular myocytes

open access: yesHeart Rhythm O2, 2020
Background: Atrial-ventricular differences in voltage-gated Na+ currents might be exploited for atrial-selective antiarrhythmic drug action for the suppression of atrial fibrillation without risk of ventricular tachyarrhythmia.
Rachel E. Caves, PhD   +9 more
doaj   +1 more source

A Simple Algorithm for Consistent Query Answering under Primary Keys

open access: yes, 2023
International audienceWe consider the dichotomy conjecture for consistent query answering under primary key constraints stating that for every fixed Boolean conjunctive query q, testing whether it is certain over all repairs of a given inconsistent ...
Figueira, Diego   +3 more
core   +1 more source

Complexity of Rule Sets Mined from Incomplete Data Using Probabilistic Approximations Based on Generalized Maximal Consistent Blocks

open access: yesProcedia Computer Science, 2020
Abstract In this paper, incomplete data sets have two kinds of missing attribute vales: lost values and “do not care” conditions. Lost values are interpreted as erased or as not inserted into the data set, while “do not care” conditions may be replaced by any specified attribute value.
Patrick G. Clark   +4 more
openaire   +1 more source

Transversus abdominis plane (TAP) blocks for prevention of postoperative pain in women undergoing laparoscopic and robotic gynaecological surgery

open access: yes, 2022
Objective: We sought to determine the effect of a subcostal transversus abdominis plane (TAP) block with liposomal bupivacaine on postoperative maximal pain score and length of hospital stay among women undergoing robotic-assisted hysterectomy. Methods:
Haas, David M.   +3 more
core   +1 more source

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