formation pattern
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2021 ◽  
Author(s):  
Eva Kosmata ◽  
Barbara Schlücker

Abstract The paper discusses how language contact and borrowing can be established as a critical factor of quantitative and/or qualitative changes of abstract grammatical patterns, in particular if languages are genetically and areally closely related and thus structurally similar. More specifically, it deals with the question of whether the word-formation pattern of proper name compounding in German and Dutch is an instance of grammatical borrowing from English, as is often claimed in the literature. To this end, we conduct a structural analysis of the pattern in the three languages based on original and translation corpus data. We show that the pattern which, at first glance, seems to be identical in all three languages has in fact different properties in each language. Although this does not necessarily preclude transfer from English, we conclude that there is no evidence in favour of such an influence.


2021 ◽  
Vol 2 (1) ◽  
pp. 15-25
Author(s):  
Surendra Bhatta ◽  
Latip Kumar Sharma ◽  
Bharat Niure ◽  
Sudhir Niraula

Vertical irregular buildings are frequently constructed across the globe for functional as well as aesthetic purpose. However post-earthquake reconnaissance survey reports revealed high seismic vulnerability of the building with vertical irregularities. Consequently it is very important to explore the reason behind the high seismic vulnerability and the poor performance of irregular structures during the earthquake. A humble effort is under taken considering several case studies comprising different configuration of vertical irregular structures, so as to comprehend the seismic behavior of vertical irregular structure using response spectrum and pushover analysis has been attempted in finite element software ETABS 16.2.1 version. The results of the analysis indicate the irregular structures have ample chance of higher stress concentration as well as higher displacement demand at the vicinity of irregularity. Member strength enhancement at the vicinity of vertical irregularity may improve the overall seismic performance of the building. Also, this research checks the adequacy of fundamental mode properties for the quantification of vertical irregularity. Furthermore, pushover analysis has been done to observe the hinge formation pattern and also the plastic hinge rotation for observing the performance level of building.


2021 ◽  
Vol 5 (05) ◽  
pp. 01-07
Author(s):  
Naveena Lavanya Latha Jeevigunta ◽  
E. Susithra ◽  
Gouthami Thumma ◽  
MV. Basaveswara Rao ◽  
Kiran Gangarapu

BK channels, or voltage-gated Ca2+ channels, are essential regulators of neuronal excitability and muscular contractions, all of which are abnormal in epilepsy, a chronic neuronal disease. The form, frequency, and transmission of action potentials (APs), as well as neurotransmitter release from presynaptic terminals, are all influenced by BK channels found in the plasma membrane of neurons. Over the last two decades, several naturally occurring BK channel modulators have attracted a lot of attention. The structural and pharmacological properties of BK channel blockers are discussed in this article. The properties of various venom peptide toxins from scorpions and snakes are first identified, with a focus on their distinctive structural motifs, such as their disulfide bond formation pattern, the binding interface between the toxin and the BK channel, and the functional consequences of the toxins' blockage of BK channels. Then, several non-peptide BK channel blockers are discussed, along with their molecular formula and pharmacological impact on BK channels. The precise categorization and explanations of these BK channel blockers are hoped to provide mechanistic insights into BK channel blockade. The structures of peptide toxins and non-peptide compounds may serve as models for the development of new channel blockers, as well as aid in the optimization of lead compounds for use in neurological disorders.


2021 ◽  
Author(s):  
Yu Pan ◽  
Pan Han ◽  
Jing Huang ◽  
Haibo Dong
Keyword(s):  

2021 ◽  
Author(s):  
Xingling Shao ◽  
Xiaohui Yue ◽  
Jun Liu

Abstract This paper investigates a distributed adaptive formation control problem for underactuated quadrotors with guaranteed performances. To ensure a robust and stable formation pattern with predefined behavior bounds, by transforming the original constrained formation synchronization error dynamics into an equivalent unconstrained one, a prescribed performance mechanism is introduced in the translational loop to render the formation regulation as a prior. Based on the graph theory and Lyapunov stability analysis, a state estimator-based minimal learning parameter (SE-MLP) neuroadaptive consensus strategy is developed for follower quadrotors to achieve a distributed cooperative formation with prescribed tracking abilities via exchanging local information with neighbors. The presented control scheme has the following salient merits: 1) the formation synchronization errors can be guaranteed within pre-assigned bounds with desired transient behaviors despite of uncertain disturbances; 2) by using a state estimation error to update neural network (NN) parameters, rather than the tracking error that widely applied in traditional NN approximators, and with the help of MLP technique, the proposed SE-MLP observer capable of decreasing the computational complexity can achieve a fast identification of lumped disturbances without causing high-frequency oscillations even using a large adaptive gain, and the transient solutions of L 2 norm of the differential of neural weights are established to illustrate the mechanism of SE-MLP observer in reducing chattering behaviors. Simulation results are given to validate the efficiency of developed technique.


Author(s):  
Wismanto Wismanto Wismanto

Problems are often faced and witnessed by observer; parents to their children, society to children and adolescents in their environment, teachers to their students, KPK against government and private employees; is a matter of moral decadence which has reached its lowest level, even lower than animals. Therefore it is necessary to do research what causes it and what kind of education which can fix it. Based on the above thoughts, the study of formation pattern on Muchmin Generation in accordance with Prophet Muhammad thoughts becomes something urgent for the improvement of children morals and character in this nation. The methodology of this research is kualitatif Research. Reseacrh focus is to make generation formative study from guaranteed sources of Islamic science, namely Qur'an and Hadith. The results of this study indicate that students who are given Islamic education based on Qur'an and Sunnah can form a good generation (muchmin), this is indicated by visible understanding of straight monotheism, keeping five daily prayers and coupled with habit of memorizing Al Qur'an 15 minutes before prayer, children also go to mosque 15 minutes before the call to prayer (adzan) is sounded boys keep their distance from girls and seem already know that they are not mahram but women who also need to be respected and raised in glory, besides that these students are also accustomed to remembrance and prayers from Qur'an and Sunnah. Keywords: Formation, Muchmin Generation, Al-Qur'an, Hadiths


2021 ◽  
Vol 34 ◽  
Author(s):  
Romain Delhem ◽  
Caroline Marty

Abstract We develop the notion of pattern of coining found in some complete-inheritance models of Construction Grammar (Fillmore 1997; Kay 2013), which are processes used to coin new units based on analogy with an existing one. Unlike constructions, they cannot be considered systematically productive in synchrony. After providing measurement methods, we assess the productivity of three patterns (‧whelm, ‧licious and ‧holic). To do so, we carried out a statistical analysis using two web corpora. Unlike Kay, we show that the difference between constructions and patterns of coining is not so clear-cut, since patterns of coining may undergo constructionalization, and that qualitative aspects should be taken into account along with quantitative data when trying to assess the status of a word-formation pattern.


2021 ◽  
Vol 30 (04) ◽  
pp. 2150023
Author(s):  
Vinícius H. Resende ◽  
Murillo G. Carneiro

Most multi-label learning (MLL) techniques perform classification by analyzing only the physical features of the data, which means they are unable to consider high-level features, such as structural and topological ones. Consequently, they have trouble to detect the semantic meaning of the data (e.g., formation pattern). To handle this problem, a high-level framework has been recently proposed to the MLL task, in which the high-level features are extracted using the analysis of complex network measures. In this paper, we extend that work by evaluating different combinations of four complex networks measures, namely clustering coefficient, assortativity, average degree and average path length. Experiments conducted over seven real-world data sets showed that the low-level techniques often can have their predictive performance improved after being combined with high-level ones, and also demonstrated that there is no a unique measure that provides the best results, i.e., different problems may ask for different network properties in order to have their high-level patterns efficiently detected.


2021 ◽  
Author(s):  
Fenglan Sun ◽  
Hao Li ◽  
Wei Zhu ◽  
Jürgen Kurths

Abstract This paper studies the distributed fixed-time formation tracking problem of multiple nonholonomic wheeled mobile robots system over directed fixed and switching topologies. Through a classical nonlinear transformation, the formation control problem is transformed into a consensus problem. New control protocols based on a distributed observer are proposed. The communication topology between multiple nonholonomic wheeled mobile robots is directed, which can reduce the energy loss of communication. Some sufficient conditions of multiple robots achieving the expected formation pattern are given. All follower robots can track the leader's trajectory, form the desired formation shape within a fixed settling time, and make the leader in the geometric center of the formation. By adopting graph theory, Lyapunov stability method and fixed time theory, one can obtain an upper bound of the settling time, and the settling time is independent of the system's initial states. Finally, two examples are presented to illustrate the potential correctness of the main results.


2021 ◽  
Vol 107 (2) ◽  
pp. 145-176
Author(s):  
Antje Dammel

The word formation pattern [ __-i]N mask. in Alemannic mainly derives masculine agent nouns from verbs resulting in output semantics of ‘someone who notoriously acts in the manner of base verb’. I analyse the pattern as an instance of evaluative morphology embedded in a more general output oriented schema and propose a scenario how the pattern may have developed from an OHG hypochoristic pattern primarily used in names. In a qualitative and quantitative analysis of two dialect dictionaries on Zürich German and Bernese German I look into the possible lexical fillings of the pattern and derive areas of stereotypisation. As the products of the pattern are masculine nouns, it is of interest whether the lemmas are flanked with a feminine form or not, and if they are, whether the feminine form follows or precedes the masculine form or is added as a separate lemma without a masculine pendant. The analysis also includes neuter forms ending in -i listed in the dictionaries. As the masculine products of the pattern already reflect stereotyped behaviour, the feminine (and neuter) forms included in the diction­na­ries are expected to sediment gender stereotypes to a high degree.


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