physical representation
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Author(s):  
Jordi LUENGO LÓPEZ

El erotismo ha sido siempre una constante en la producción literaria de Marcel Prévost. Una sutil exaltación física del deseo que el escritor parisino proyectaba en la narrativa de aquellas escenas y situaciones que recreaba en sus textos. En muchas de ellas, la cama será el centro neurálgico de esa amatoria, generada o contenida, alrededor de la cual las mujeres burguesas tamizaban su existencia en el círculo social al que pertenecían. A lo largo del presente estudio profundizaremos en los significados de la cama, yendo desde la sacralidad del lecho conyugal a los camastros improvisados en lugares ocultos para consumar la infidelidad, concibiéndose este mueble de sueño y ensueño como dual representación física de libertad y sujeción entre los individuos. Abstract: Despite not being recognised by the literary critics as an erotic writer, Marcel Prévost frequently invokes the heightening of passionate love and the scenes which depict it. In many of them, the bed was the nexus of that ars amatoria, created or contained, around which Bourgeois ladies sifted their existence within the social circle they inhabited. This paper examines in depth the meanings of the bed, from a sacrosanct marital space to a clandestine mise-en-scene to consummate adulterous liaisons, approaching this piece of furniture, created for sleep and dreams, as a dual physical representation of freedom and subjection between individuals.


Electronics ◽  
2021 ◽  
Vol 10 (24) ◽  
pp. 3181
Author(s):  
Dominik Kasprowicz ◽  
Maria Hayder

Plagiarism of integrated-circuit (IC) layout is a problem encountered both in academia and in industry. A procedure was proposed that compares IC layouts based on the physical representation of particular electrical nets, i.e., on the shape of the features drawn on conducting layers (metals and polysilicon). At the heart of this method is the Needleman–Wunsch algorithm, used for decades in tools aligning sequences of amino acids or nucleotides. Here, it is used to quantify the visual similarity of nets within the pair of layouts being compared. The method was implemented in Python and successfully used to identify clusters of similar layouts within two pools of designs: one composed of logic gates and one containing operational transconductance amplifiers.


2021 ◽  
Author(s):  
Nicolas Spatola ◽  
Thierry Chaminade

Humanoid robots are predicted to be increasingly present in the everyday life of millions of people worldwide. Humans make sense these artificial agents’ actions mainly through the attribution of human characteristics, a process called anthropomorphism. However, despite a large number of studies, how the representation of artificial agents is constructed remains an open question. Here, we aim at integrating the process of anthropomorphism into the cognitive control theory, that postulates that we adapt resources management for information processing according to the current situation. In three experiments, we manipulated the cognitive load of participants while being observed by a humanoid robot to investigate how it could impact the online adaptation of the mental representation of the robot. The first two experiments indicated an online control of demanding resources in order to switch from an intentional to a physical representation, therefore inhibiting anthropomorphic, i.e. social, inferences. The third experiment investigated how the goals of the observing robot, i.e. “what” versus “why” is the robot observing, influences the effect of the cognitive load, showing that an explicit focus on its intentionality automatically biases cognitive processes towards anthropomorphism, yielding insights on how we mentally represent interacting robots when cognitive control theory and robots’ anthropomorphism are considered together.


2021 ◽  
Vol 9 (11) ◽  
pp. 134
Author(s):  
Domenico Guerra ◽  
Marco Severino ◽  
Sara Caruso ◽  
Sofia Rastelli ◽  
Roberto Gatto

(1) Surgical intervention becomes crucial in situations in which lack of action would cause a decrease in quality of life for the patient. As healthcare professionals, our next objective is to reduce patient fear perception. This work’s aim is to illustrate how physical tridimensional models can serve not only as confidence boosters for the patient, but also as a valid tool to aid both the clinician and the fostering of a patient–doctor relationship. (2) An example case managed using a stereolithographic model in the pre-surgical planning stage is presented in which surgical planning was carried out by analysis of radiographic investigations combined with a tridimensional resin model derived from the patient’s x-ray exam. (3) Successful enucleation, surgical debridement, and stable follow-up shows the effectiveness of the applied surgical protocol, confirming that planification using a physical representation of the tridimensional exam aids in the correct surgical management of said lesions. (4) The effectiveness o101f the surgical act itself as well as the follow-up showing ossification of the bony lesion and absence of relapse of a highly recurrent lesion confirms the effectiveness of the tools used for this surgical intervention.


Author(s):  
Rama Krishna Kandukuri ◽  
Jan Achterhold ◽  
Michael Moeller ◽  
Joerg Stueckler

AbstractRepresentation learning for video is increasingly gaining attention in the field of computer vision. For instance, video prediction models enable activity and scene forecasting or vision-based planning and control. In this article, we investigate the combination of differentiable physics and spatial transformers in a deep action conditional video representation network. By this combination our model learns a physically interpretable latent representation and can identify physical parameters. We propose supervised and self-supervised learning methods for our architecture. In experiments, we consider simulated scenarios with pushing, sliding and colliding objects, for which we also analyze the observability of the physical properties. We demonstrate that our network can learn to encode images and identify physical properties like mass and friction from videos and action sequences. We evaluate the accuracy of our training methods, and demonstrate the ability of our method to predict future video frames from input images and actions.


2021 ◽  
Vol 6 (1-2) ◽  
pp. 15-42
Author(s):  
Borayin Larios

Abstract This article discusses the first Indian compilation of the four Vedic Saṃhitās into a printed book in the year 1971 entitled “Bhagavān Vedaḥ.” This endeavor was the life’s mission of an udāsīn ascetic called Guru Gaṅgeśvarānand Mahārāj (1881–1992) who in the year 1968 founded the “Gaṅgeśvar Caturved Sansthān” in Bombay and appointed one of his main disciples, Svāmī Ānand Bhāskarānand, to oversee the publication of the book. His main motivation was to have a physical representation of the Vedas for Hindus to be able to have the darśana (auspicious sight) of the Vedas and worship them in book form. This contribution explores the institutions and individuals involved in the editorial work and its dissemination, and zooms into the processes that allowed for the transition from orality to print culture, and ultimately what it means when the Vedas are materialized into “the book of the Hindus.”


2021 ◽  
Author(s):  
Maxime Leblanc Latour ◽  
Andrew E. Pelling

Accurate physical representation of the tissue microenvironment is essential for implant development. In this study, we applied cyclic hydrostatic pressure (HP) to mimic the effect of cyclic hydrostatic pressure (HP) in a bone-like environment, using a custom-made, remote controlled bioreactor. In recent years, plant-derived cellulosic biomaterials have become a popular way to create scaffolds for a variety of tissue engineering applications. Moreover, such scaffolds possess similar physical properties (porosity, stiffness) that resemble bone tissues and have been explored as potential biomaterials for tissue engineering applications. Here, plant-derived cellulose scaffolds (derived from apple hypanthium tissue) were seeded with MC3T3-E1 pre-osteoblast cells. After 1 week of proliferation, cell-seeded scaffolds were exposed to HP up to 270 KPa at a frequency of 1Hz, once per day, for up to 2 weeks. Scaffolds were incubated in osteogenic inducing media or regular culture media. The effect of cyclic hydrostatic pressure combined with osteogenic inducing media on cell-seeded scaffolds resulted in an increase of differentiated cells. This corresponded with an upregulation of alkaline phosphatase activity and scaffold mineralization. The results reveal that in vitro, the mechanosensitive pathways which regulate osteogenesis appear to be functional on novel plant-derived cellulosic biomaterials.


Entropy ◽  
2021 ◽  
Vol 23 (2) ◽  
pp. 213
Author(s):  
Raymond Turner

Representation and abstraction are two of the fundamental concepts of computer science. Together they enable “high-level” programming: without abstraction programming would be tied to machine code; without a machine representation, it would be a pure mathematical exercise. Representation begins with an abstract structure and seeks to find a more concrete one. Abstraction does the reverse: it starts with concrete structures and abstracts away. While formal accounts of representation are easy to find, abstraction is a different matter. In this paper, we provide an analysis of data abstraction based upon some contemporary work in the philosophy of mathematics. The paper contains a mathematical account of how Frege’s approach to abstraction may be interpreted, modified, extended and imported into type theory. We argue that representation and abstraction, while mathematical siblings, are philosophically quite different. A case of special interest concerns the abstract/physical interface which houses both the physical representation of abstract structures and the abstraction of physical systems.


2021 ◽  
Vol 1 (3) ◽  
pp. 5-12
Author(s):  
Anastasia Sergeevna Mordacheva ◽  
◽  
Mafura Kusmanovna Uandykova ◽  

Conversion in advertising – the ratio of the number of ad impressions to the number of hits to the advertiser; Conversion in Internet marketing is the ratio of site visitors who performed the desired action (clicked on a link, voted, bought) to the total number of site visitors. As a result of the work of an advertising company, many indicators are recorded in an organization. The datasets collected in this way can be further processed by means of mathematical modeling and tools for working with big data. The result is unique predictive and classification models that are the physical representation of error correction. The current work presents econometric data analysis using the RStudio correlation and regression analysis tools. As a result, it is expected to obtain a model for assessing the results of advertising campaigns or their intermediate stages for the prompt adjustment of the product promotion policy. Data analysis collected during the period of advertising campaigns is an indepth study of advertising using web analytics and established metrics. Tools such as Google Adwords or Yandex.Direct provide a number of tools for analyzing the effectiveness of advertising for company products (in our case, these are educational services) on the Internet.


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