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Author(s):  
Volodymyr Skytsiouk ◽  
Tatiana Klotchko

The article states that the relevance of modeling processes, followed by analysis of the features of the transformation of the technological phantom of the real object, in particular precision instrumentation products, which affects the accuracy of shaping the formation of this object in automated production. The main purpose of this study was to substantiate analytical models of transformations of the technological phantom of the object, taking into account the type of coordinate systems, which can be observed transformation of some coordinates into others. These features of the transformations significantly affect the accuracy of the formation of this object. The main analytical models that determine the features of the formation of the technological phantom and the need to combine the technological phantom with the mass of the object, which provides opportunities to take into account the problems of manufacturing surface elements, determine the features of shaping the accuracy of reproduction of objects From the analytical models obtained in our work, we have the opportunity to say that for any object the technological phantom has a geometric construction, and the shape of this construction is the main factor influencing the accuracy of object formation. The research substantiates the analytical model of transformations of the technological phantom of the object, which determines the dependence of the geometric characteristics of the formation of the precision object, which is made using certain additive or destructive (with decreasing mass of the real object) technological processes. In further research, the model of shaping technological objects in space requires modeling of the peculiarities of mass representation in view of the energy connections of the technological phantom of the object in a certain volume, which has the task of determining and improving manufacturing accuracy.


Energies ◽  
2021 ◽  
Vol 14 (24) ◽  
pp. 8541
Author(s):  
Sławomir Bartoszek ◽  
Joanna Rogala-Rojek ◽  
Dariusz Jasiulek ◽  
Jerzy Jagoda ◽  
Krzysztof Turczyński ◽  
...  

Mining in underground plants is associated with high risk. Improving work safety and increasing the productivity of longwall systems in the mining industry is a problem considering many criteria. Safety aspects concern both the crew and the machinery. The KOMAG Institute of Mining Technology designed and manufactured a geometry monitoring system based on inclinometers that meet the requirements of the ATEX directive. Monitoring of the roof support geometry is used for the prevention of loss of roof stability: roof fall or/and cave-in. The system was tested on a real object in real conditions.


2021 ◽  
pp. 103-123
Author(s):  
Małgorzata Kowalcze

The paper applies selected devices of the methodology of Object-Oriented Ontology to study William Golding’s novel Free Fall. Particular attention is given to Graham Harman’s project, whose definition of an object accounts for all beings, humans included. Within the ontological structure of an object two components can be distinguished: the “sensual object”, which can engage in relationships with other objects, and the “real object”, which refrains from any connections. The author aims to show how the main protagonist of Golding’s novel is impacted on by material objects, how other humans are perceived by him as inherently dual beings, but most importantly how the protagonist himself discovers the thing-like quality of his own human condition.


2021 ◽  
Vol 1 (2) ◽  
pp. 65-69
Author(s):  
Agustina

This research is a type of experimental research conducted at SD No. 6 Pinrang with the aim of getting an overview of students' ability to use real object media as learning media in biology science subjects in class III. The population of this study were all thirdgrade students, totaling 34 people. Because the population is relatively small, the researchers used a population sample. The population sample was randomized to be divided into two research objects, namely the experimental group and the control group. the experimental group is a group of students who are taught using real object media and the control group is a group of students who are taught without using real object media. Data collection was taken through documentation techniques, experimental techniques, and test techniques and then analyzed statistically using mean analysis. The results of this study illustrate the effect of increasing the writing ability of students who are taught by using serial image media compared to students who are taught without using serial image media, namely 21.4 > 20.4. This research is expected to contribute ideas to the utilization of serial image media in the teaching and learning process to improve students' ability to use real object media.


Author(s):  
Clothilde Noé

Studying the economic and non-economic exchanges of the horse in the Mediterranean area during the Middle Ages is a recent phenomenon in history. Indeed, while the trade and circulation of many products in the Mediterranean region, notably sugar, for example, have received substantial attention, equids have remained of surprisingly marginal interest. However, many indicators reveal their historical trading patterns as well as other reasons for the exchange of equids throughout the Mediterranean region. Economic, political, military, and diplomatic histories merge to provide precious information which helps to explain the commercialization of this emblematic animal of the Middle Ages. The aim of this paper is to establish an inventory of historical studies about the exchange of horses in the Mediterranean area, and to contextualise the horse as a real object of historical interest within the topics of exchange and movement of commodities.


2021 ◽  
Author(s):  
Alexander Sokolov ◽  
Lyubov Sokolova

AbstractA mathematical model is a reflection of knowledge on the real object studied. The paper shows how the accumulation of data (statistical data and knowledge) about the COVID-19 pandemic lead to gradual refinement of mathematical models, to the expansion of the scope of their use. The resulting model satisfactorily describes the dynamics of COVID-19 in Moscow from 19.03.2020 to 01.09.2021 and can be used for forecasting with a horizon of several months. The dynamics of the model is mainly determined by herd immunity. Monitoring the situation in Moscow has not yet (as of 01.09.2021) revealed noticeable seasonality of the disease nor an increase in infectivity (due to the Delta strain). The results of using balanced identification technology to monitor the COVID-19 pandemic are:models corresponding to the data available at different points in time (from March 2020 to August 2021);new knowledge (dependencies) acquired;forecasts for the third and fourth waves in Moscow.Discrepancies that manifested after 01.09.2021 and possible further modifications of the model are discussed


2021 ◽  
Author(s):  
Ananya Passi ◽  
SP Arun ◽  
VisionLabIISc

Humans robustly associate spiky shapes to words like “Kiki” and round shapes to words like “Bouba”. A popular explanation is that the mouth forms an angular shape while saying “Kiki” and a rounded shape while saying “Bouba”, leading to this association. Alternatively, there could be generic associations between the shapes of objects and the sounds they produce. These possibilities can be distinguished using unpronounceable sounds: the mouth-shape hypothesis predicts no effect, whereas the generic shape hypothesis predicts a systematic effect. Here, we show that the Bouba-Kiki effect is present for a variety of unpronounceable sounds ranging from reversed versions of Bouba-like and Kiki-like words and natural real object sounds to even pure tones. The effect was strongly correlated with the mean frequency of a sound independent of its pronounceability. Thus, the Bouba-Kiki effect reflects generic associations between sounds and object shape rather than mouth shape.


2021 ◽  
pp. 1-17
Author(s):  
Grant T. Fairchild ◽  
Francesco Marini ◽  
Jacqueline C. Snow

Abstract The cognitive and neural bases of visual perception are typically studied using pictures rather than real-world stimuli. Unlike pictures, real objects are actionable solids that can be manipulated with the hands. Recent evidence from human brain imaging suggests that neural responses to real objects differ from responses to pictures; however, little is known about the neural mechanisms that drive these differences. Here, we tested whether brain responses to real objects versus pictures are differentially modulated by the “in-the-moment” graspability of the stimulus. In human dorsal cortex, electroencephalography responses show a “real object advantage” in the strength and duration of mu (μ) and low beta (β) rhythm desynchronization—well-known neural signatures of visuomotor action planning. We compared desynchronization for real tools versus closely matched pictures of the same objects, when the stimuli were positioned unoccluded versus behind a large transparent barrier that prevented immediate access to the stimuli. We found that, without the barrier in place, real objects elicited stronger μ and β desynchronization compared to pictures, both during stimulus presentation and after stimulus offset, replicating previous findings. Critically, however, with the barrier in place, this real object advantage was attenuated during the period of stimulus presentation, whereas the amplification in later periods remained. These results suggest that the “real object advantage” is driven initially by immediate actionability, whereas later differences perhaps reflect other, more inherent properties of real objects. The findings showcase how the use of richer multidimensional stimuli can provide a more complete and ecologically valid understanding of object vision.


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