Zobrazeno 1 - 10
of 89
pro vyhledávání: '"Jan Žižka"'
Publikováno v:
Transactions of the VŠB: Technical University of Ostrava, Safety Engineering Series, Vol 11, Iss 1, Pp 14-26 (2016)
Fire Dynamics in a confined space is considerably difficult. Flashover container enables experimental examining of many of its aspects in controllable conditions. For this reason there is an extensive research in form of large scale tests goes in Zbi
Externí odkaz:
https://doaj.org/article/964cd5f6d20c4304934409b3de2ac0a5
Publikováno v:
European Journal of Business Science and Technology, Vol 1, Iss 2, Pp 83-92 (2015)
The paper presents a procedure that helps in revealing topics hidden in large collections of textual documents (such as customer reviews) related to a certain group of products or services. Together with identification of the groups containing the to
Externí odkaz:
https://doaj.org/article/e9b3ff4cdf6146399d4a83455f16224f
Publikováno v:
Inteligencia Artificial, Vol 21, Iss 61 (2018)
The paper presents the result of experiments that were designed with the goal of revealing the association between texts published in online environments (Yahoo! Finance, Facebook, and Twitter) and changes in stock prices of the corresponding compani
Externí odkaz:
https://doaj.org/article/5c270f2316a645ddae2b89ddb41401cc
Autor:
Jan Žižka, Arnošt Svoboda
Publikováno v:
Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, Vol 63, Iss 6, Pp 2229-2237 (2015)
Customers of various services are often invited to type a summarizing review via an Internet portal. Such reviews, written in natural languages, are typically unstructured, giving also a numeric evaluation within the scale “good” and “bad.” T
Externí odkaz:
https://doaj.org/article/fe6b2cdedf14476da1508d2a508ea61a
Autor:
Miroslav Solař, Jan Žižka, Antonín Krajina, Antonín Michl, Jan Raupach, Ludovit Klzo, Pavel Ryška, Jiří Ceral
Publikováno v:
Acta Medica, Vol 54, Iss 1, Pp 9-12 (2011)
Objective: The aim of our study was to evaluate duplex ultrasonography (DUS) and magnetic resonance angiography (MRA) in detection of haemodynamically significant renal artery stenosis (RAS). Methods: The study included patients with high clinical su
Externí odkaz:
https://doaj.org/article/268276d62c674ad99ad0393036b8af4a
Publikováno v:
Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, Vol 59, Iss 7, Pp 469-476 (2011)
Spreading Activation is a family of graph-based algorithms widely used in areas such as information retrieval, epidemic models, and recommender systems. In this paper we introduce a novel Spreading Activation (SA) method that we call Vectorised Sprea
Externí odkaz:
https://doaj.org/article/59fa175f080645b0b132d529f74aa4c2
Publikováno v:
Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, Vol 59, Iss 4, Pp 399-408 (2011)
This research was inspired by procedures that are used by human bibliographic searchers: Given some textual and only ‘positive’ (relevant, interesting) examples coming just from one category, find promptly and simply in an available collection of
Externí odkaz:
https://doaj.org/article/e0415c520cd74ce3b986e723b4849af0
Publikováno v:
Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, Vol 58, Iss 3, Pp 21-28 (2010)
The social-network formation and analysis is nowadays one of objects that are in a focus of intensive research. The objective of the paper is to suggest the perspective of representing social networks as graphs, with the application of the graph theo
Externí odkaz:
https://doaj.org/article/59b1ebb34497466e9d529d6d824441f8
Publikováno v:
Acta Medica, Vol 51, Iss 3, Pp 197-200 (2008)
Objective. Magnetic resonance imaging (MRI) is a novel technique used in the assessment of aortic stenosis. The aim of the study was to compare MRI and cardiac catheterization (CAT) that is still considered to be a “golden standard” in this indic
Externí odkaz:
https://doaj.org/article/e314b204c7844b839c672016e8956e47