{"title":"The Possibility of Electromyography Measuring as The Answer to Breath Holding","authors":"M. Ostojić, M. Milosavljević","doi":"10.15308/SINTEZA-2019-307-312","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-307-312","url":null,"abstract":"There is an inherent connection between nervous system and muscle activity during breathing process. Both muscle fiber activation and the propagation of nerve impulses are electrical in its nature, whilst many cognitive functions could be measured by EEG signals. So the logical assumption might be that different breathing patterns, initially spotted by the minute volume changing, could be seen by change in electrophysiology of muscle activity – electromyogram (EMG). This pioneer multidisciplinary investigation has been concentrated on the most passive breathing activity, the prolonged breath holding. The safe and comfort method of physiological breath holding method has been applied. Having in mind number of anatomic and physiological characteristics of human body the two regions for non-invasive EMG measuring had been proposed– the neck and the region of solar plexus. The first test was done by 30 healthy volunteers, the students of sport science. The clear electrophysiology activity in these two regions has been proved. The measured respirational, ECG and two EMG signals has been shown that the sample rate of 200 Hz is quite enough. This opens the new possibilities for further experiments to be performed by enlarged number of electropoligraphical signals simultaneously taken. Whilst approaching to the point of physiological answer of the breath holding, the concerning increase of both average power and power spectral density had been spotted, especially in the regions of delta and theta.","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"40 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115308799","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Maja Gligorić, Tamara Kokić, Ana Obradović, Dušan Borovčanin
{"title":"Strategijsko upravljanje resursima privrednog društva: komparativna analiza sistema za planiranje poslovnih resursa (ERP) i računovodstvenih informacionih sistema (RIS)","authors":"Maja Gligorić, Tamara Kokić, Ana Obradović, Dušan Borovčanin","doi":"10.15308/SINTEZA-2019-269-274","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-269-274","url":null,"abstract":"Rezime: Stalan i veoma brz razvoj informacionih i komunikacionih tehnologija, kao i turbulentno poslovno okruženje uslovile su promene u industrijskim granama. Od privrednih društava se zahteva stalno prilagođavanje i usavršavanje, jer samo ona koja su spremna za promene mogu biti označene kao konkurentne na tržištu rada. Sa druge strane, česta je situacija da privredna društva nestaju sa tržišta jer nisu sposobna da se menjaju ili prilagođavaju tržišnim uslovima. Međutim, visoki troškovi i poteškoće pri implementaciji poslovnih rešenja mogu itekako da utiču na dalji tok rada i uspešnost privrednog subjekta. U vezi sa tim, od privrednih društava očekuje se pažljiv odabir adekvatnog informacionog sistema uzimajući u obzir zahteve koje diktira njegovo poslovanje. Ovim radom je obuhvaćena komparativna analiza prednosti i nedostataka najzastupljenijih računovodstvenih informacionih sistema i sistema za planiranje poslovnih resursa na teritoriji Republike Srbije. Takođe, komparativnom analizom je definisana upotrebljivost informacionih sistema uzimajući u obzir veličinu privrednog društva.","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115582486","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Devops and Modern Software Delivery","authors":"Damir Solajić, Anamarija Petrović","doi":"10.15308/SINTEZA-2019-360-368","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-360-368","url":null,"abstract":"Delivering software is often a long, difficult and risky process. Defects and integration issues pop-up at the very last moment and cause dissatisfaction to end users, the development teams and business stakeholders. Furthermore, lack of collaboration between different teams generally results in the implementation of wrong functionality, integration and deployment errors and finger-pointing. The goal of this paper is to summarize the best DevOps practices relevant to software delivery. These practices are a result of a systematic and continuous improvement of the software delivery process and range of behavioral and cultural changes in the way of working and technical improvements in the software delivery process.","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126890814","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Enabling Technology in Three Primary 5G Services","authors":"Z. Bojkovic, D. Milovanovic, V. Pantovic","doi":"10.15308/SINTEZA-2019-301-306","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-301-306","url":null,"abstract":"","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114063349","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Upotreba fjučersa za hedžovanje rizika na tržištu električne energije","authors":"Tatjana Latas, Z. Jeremic","doi":"10.15308/SINTEZA-2019-325-332","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-325-332","url":null,"abstract":"","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132317023","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
S. Filipovic, Mirjana Radovanovic, Bojana Vasić, O. M. Isaeva
{"title":"Primena metode kontrolisanog eksperimenta u analizi ponašanja potrošača električne energije","authors":"S. Filipovic, Mirjana Radovanovic, Bojana Vasić, O. M. Isaeva","doi":"10.15308/SINTEZA-2019-319-324","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-319-324","url":null,"abstract":"Rezime: Unapređenje energetske efikasnosti u domaćinstvima je jedan od prioriteta Srbije, s obzirom da se električna energija u domaćinstvima neracionalno troši, a domaćinstva imaju dominantno učešće od oko 51% u finalnoj potrošnji električne energije. Kako bi se unapredila energetska efikasnost, neophodno je definisati ključne faktore koji utiču na ponašanje potrošača. Na ponašanje potrošača, pored cenovnih, utiče i čitav niz necenovnih faktora. Polazeći od činjenice da je cena električne energije u Srbiji najniža u Evropi, u ovom radu fokus je na necenovnim faktorima. Cilj ovog istraživanja je da utvrdi da li informisanje domaćinstava o jednostavnim načinima za uštedu električne energije doprinosi promeni njihovog ponašanja. Istraživanje je sprovedeno primenom metode kontrolisanog eksperimenta što je podrazumevalo definisanje eksperimentalne i kontrolne grupe na uzorku od 330 domaćinstava. Istraživanje je pokazalo da u situaciji kada je cena električne energije veoma niska, informacije o uštedi energije nemaju značajan uticaj na promenu ponašanja potrošača.","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"68 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132388100","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
V. Pavkov, Gordana Bakić, Vesna Maksimovic, B. Matović, Miloš Đukić
{"title":"Rendgenska difraktometrija praha - XRPD","authors":"V. Pavkov, Gordana Bakić, Vesna Maksimovic, B. Matović, Miloš Đukić","doi":"10.15308/SINTEZA-2019-341-348","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-341-348","url":null,"abstract":"Rezime: Nauka o materijalima danas predstavlja multidisciplinarnu oblast, gde na osnovu fizičke i hemijske karakterizacije materijala mogu da se definišu njihova svojstva kao i potencijalna primena. U cilju dobijanja finalnog proizvoda zahtevanih karakteristika, neophodno je primeniti savremene eksperimentalne metode za ispitivanje materijala, među kojima značajno mesto zauzima metoda rendgenske difrakcije. Metoda rendgenske difraktometrije praha XRPD predstavlja najjednostavniju, najtačniju, najbržu pa ujedno i najefikasniju metodu za identifikaciju materijala. Ova metoda je nedestruktivna, pa uzorak nakon ispitivanja ostaje sačuvan za dalju analizu. XRPD metodom se mogu lako razlikovati kristalne faze čak i kada imaju isti hemijski sastav. Iako mnoga jedinjenja mogu da imaju istu strukturu, tj. da im dijagram praha bude isti, rendgenska difrakcija sa velikom pouzdanošću indirektno pruža uvid u hemijsku analizu datog jedinjenja. U ovom radu predstavljeni su osnovni pojmovi metode rendgenske difraktometrije praha, njena primena i značaj u ispitivanju različitih materijala kao i identifikacija strukture bazalta pre i nakon termičkog tretmana.","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"308 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133450714","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Uloga medijske konvergencije u razvoju kulturnih i kreativnih industrija","authors":"Nikica Radović","doi":"10.15308/SINTEZA-2019-141-146","DOIUrl":"https://doi.org/10.15308/SINTEZA-2019-141-146","url":null,"abstract":"","PeriodicalId":342313,"journal":{"name":"Proceedings of the International Scientific Conference - Sinteza 2019","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133115566","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}