59 research outputs found

    Антропологија храма:прилог проучавању просторног понашања у Српској православној цркви

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    Полазећи од тезе Вилијама Робертсона Смита и Павла Флоренског да је обред као култна радња темељ сваке религије, па и културе, рад се бави интердисциплинарним истраживањем структуре, динамике и поимања сакралног простора у коме се збива богослужбени живот Српске православне цркве. У складу са теоријско-методолошким смерницама антропологије хришћанства, рад проучава литургијско-теолошку функцију храма и у том циљу се анализира литургијски обред у конкретном простору, с обзиром на став и положај тела, оријентацију, смер и начин кретања учесника богослужења. Аутор сматра да у оперативни фокус истраживања треба поставити наос, део ентеријера намењен верницима, будући да је његова употреба најподложнија варијацијама које се могу релевантно емпиријски пратити. Стога је тема, у ужем смислу, просторно понашање управо у овом делу храма и његовим граничним зонама, како за време богослужења тако и изван њега, индивидуално, прелазећи из доктринарног у сферу народног православља

    Improvement of Information Retrieval Systems by Using Hidden Vertical Search

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    The exponential growth of the number of documents in digital libraries and on the Web calls for very intensive development of retrieval systems. One possible architectural approach to IRS, an architecture with hidden verticals, is proposed in this paper. In IRS with hidden verticals, documents from the searched corpus are stored into a predefined set of classes. The user's query is classified before the search, and searching is done only within the corresponding class. The performance of the proposed system is compared to the performance of standard IRS (that contains a unique inverted index) and IRS with cluster pruning (in which searching corpus is clustered and query is compared to the clusters' centroids first, then search is done only in the most similar cluster). Search time in the proposed system is 7.9 times shorter than in the standard IRS and 1.7 times shorter than in the system with cluster pruning. The precision of the proposed system is 2.59 times higher than the precision of the standard IRS, and 1.68 times better compared to the IRS with cluster pruning. The recall of the proposed system is 1.09 times smaller than the recall of the standard IRS, but it is 1.28 times better than the recall of the IRS with cluster pruning. Based on the above results, we can say that proposed approach reduces search time and increases search precision with a minimal reduction in recall

    Gender Differences in In-hospital Mortality and Angiographic Findings of Patients with Acute ST-segment Elevation Myocardial Infarction (STEMI) Undergoing Percutaneous Coronary Intervention (PCI)

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    There are conflicting reports in the literature regarding the role of sex on the in-hospital mortality of patients with acute myocardial infarction. The objective of this study is to determine whether there are gender differences in in-hospital mortality and angiographic findings of patients with acute ST-segment elevation myocardial infarction (STEMI) undergoing percutaneous coronary intervention (PCI). We conducted a prospective study of all patients admitted to University Hospital Center Split, Croatia with STEMI from 2004 to 2008 who underwent PCI. From March 2004 throughout September 2008, 488 patients with STEMI underwent PCI (364 men, 74.6%; 124 women, 25.4%). Compared with men, women were significantly older (mean age, 67.3 vs. 60.3 years; p<0.001). Men had a significantly higher proportion of circumflex artery occlusion (19.5% vs. 10.5%, p=0.022). A higher proportion of men had a multivessel disease than women (56.8% vs. 41.9%; p=0.004). In-hospital mortality was significantly higher among women (11.3% vs. 4.6%; p=0.002) but after adjustment for the baseline difference in age, the female sex was not an independent predictor of in-hospital mortality (adjusted OR 1.15; 95% CI 0.82–1.84). In men, occlusions of left anterior descending artery showed higher mortality rate than occlusions of other coronary arteries (LM 0%, LAD 7.3%, Cx 2.8%, RCA 0.7%, p=0.03). According to our results female gender is not an independent predictor of in-hospital mortality after percutaneous coronary intervention. In men, occlusions of left anterior descending arteries are associated with higher mortality rate comparing to occlusions of other coronary arteries

    100 godina prirodnog plina u Hrvatskoj

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    Prvo ležište prirodnog plina u Hrvatskoj otkriveno je 1918. u mjestu Bujavica, čime je započelo razdoblje proizvodnje i korištenja plina koje traje gotovo 100 godina. Industrijska primjena prirodnog plina počinje 1925. godine u jednoj od prvih tvornica čađe i karbona izgrađenoj u neposrednoj blizini ležišta prirodnog plina u Bujavici. Razvoj transportnog sustava plinovoda započinje 1954. kada Naftaplin počinje graditi prvi plinovod u Hrvatskoj, Janja Lipa – Zagreb koji je dovršen 1959. godine. Izgradnjom plinovoda Rogatec – Zabok te povezivanjem s transportnim sustavom Slovenije osigurani su preduvjeti za uvoz plina iz Rusije koji započinje 1978. godine. Podzemno skladište Plina PSP Okoli pušteno je u rad 1987. godine. Radni volumen skladišta vremenom je s početnih 350. mil. m3 povećan na 553. mil. m3. Društvo Plinacro d.o.o. osnovano je 2001. godine kao sastavni dio INA grupe, a samostalno društvo u stopostotnom vlasništvu Republike Hrvatske postaje 11. ožujka 2002. Tijekom prvog razvojno ulagačkog ciklusa od 2002. do 2006. Plinacro je, sukladno Planu razvoja izgradnje i modernizacije plinskog transportnog sustava u RH, izgradio ukupno 523 km plinovoda od kojih je potrebno posebno istaknuti plinovod Pula - Karlovac te plinovode Lučko – Ivanja Reka, Zagreb istok – Kutina, Kutina - Slavonski Brod, kao i brojne mjerno-redukcijske stanice. Drugi razvojno ulagački ciklus ( od 2007. do 2011.) obilježili su izgradnja transportnog sustava prema Istri, Lici i Dalmaciji te izgradnja interkonekcijskog plinovoda prema Mađarskoj. Ukupno je izgrađeno 660 km plinovoda (Slobodnica – Donji Miholjac – Dravaszerdahely, Bosiljevo – Split i Vodnjan – Umag) čime je omogućena plinofikacija Istarske, Zadarske, Šibensko–kninske i Splitsko-dalmatinske županije te je omogućena diversifikacija dobave, odnosno uvoz plina iz Mađarske

    UTJECAJ NAVODNJAVANJA I GNOJIDBE DUŠIKOM NA SVOJSTVA SORATA SOJE (Glycine max (L.) Merr.)

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    Field trials were set during a two year period under field conditions in Osijek. The aim was to confirm an influence of irrigation rate, nitrogen (N) fertilization and soybean varieties on seed yield and some yield components. The irrigation treatments were: control (A1); soil moisture content from 60% to 100% retention water capacity (RWC, A2) and soil moisture content from 80% to 100% RWC (A3). Rate of N was sub sub-factor: 0 (B1); 100 (B2) and 200 kg N ha-1 (B3), were applied. Una (C1) and Anica (C2) soybean varieties were a sub-sub factor (C). Mean soybean seed yields were 3082 kg ha-1 and 3538 kg ha-1 in 2006 and 2007, respectively. Irrigation resulted high statistically influence in soybean seed yield in both investigated years. Variety Una yielded (3179 kg ha-1) statistically very higher than Anica in 2006. Irrigation had significant effect in pod number plant-1 only in year 2007. Interactions AB and AC were significant in pod number plant-1, in one year, while BC interaction was in both years. Thousand seed weight (g) resulted in significant effect in irrigation treatment in both years, N fertilization effect in year 2007, while variety Una had highly significant higher value than variety Anica, in both years. Irrigation, N fertilization and variety had statistical very significant influence on seed weight plant-1 in one year, only. Seed weight plant-1 interaction effects AB, BC and ABC were very significant in one year, while BC interaction was in both years. Irrigation and variety had significant influence on seed number plant-1 in both years, while interactions AB, AC, BC and ABC showed significant effect in both years or very significant once.Na području Osijeka tijekom dvije godine postavljeni su poljski pokusi. Cilj je rada bio utvrditi utjecaj navodnjavanja, gnojidbe dušikom (N) i kultivara soje na urod i neke komponente uroda. Varijante navodnjavanja bile su kontrola (A1); održavanje sadržaja vode u tlu od 60% do 100% retencijskoga kapaciteta za vodu (RKV, A2) i održavanje sadržaja vode u tlu od 80% do 100% RKV (A3). Količina N bio je podfaktor: 0 kg N ha-1 (B1); 100 (B2) i 200 kg N ha-1 (B3). Sorte Una (C1) i Anica (C2) bile su pod-podfaktor (C). Prosječan urod zrna soje bio je 3082 i 3538 kg ha-1 2006., odnosno 2007. godine. Navodnjavanje je rezultiralo statistički vrlo značajnom razlikom u urodu zrna soje u obje godine. Sorta Una imala je (3179 kg ha-1) statistički značajno veći urod od Anice u 2006. godini. Navodnjavanje je rezultiralo statistički značajnom razlikom u broju mahuna po biljci samo u 2007. godini. Interakcija AB i AC na broj mahuna po biljci bila je statistički značajna u jednoj godini, a interakcija BC u obje godine. Masa tisuću zrna (g) rezultirala je značajnim učinkom navodnjavanja u obje godine, učinak gnojidbe N u 2007. godini, dok je sorta Una bila vrlo značajno veća od Anice u obje godine. Navodnjavanje, gnojidba N i sorta soje rezultiralo je sa statistički značajnom masom zrna po biljci samo u jednoj godini. Interakcije AB, BC i ABC bile su vrlo značajne u masi zrna po biljci u jednoj godini, dok je interakcija BC bila značajna u obje godine. Navodnjavanje i sorta soje rezultirali su vrlo značajnim utjecajem na broj zrna po biljci u obje godine istraživanja, dok su interakcije AB, AC, BC i ABC bile značajne u obje godine ili vrlo značajne u jednoj godini

    Uticaj primene bakterijskih inokulanata i strukture smeše na kvalitet silaže grahorice i ovsa

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    The experiment was carried out to evaluate the possibility of ensiling common vetch - oat mixtures sown at five different seeding rates. Two effects were studied: seeding rate of common vetch and oat in the mixtures and application of bacterial inoculant. The pH, DM (Dry Matter) content, ammonia nitrogen, soluble nitrogen, lactic, acetic and butyric acids were determined on silages. DLG method was utilized for classification the silage quality. Common vetch and oat were grown in binary mixtures at the experimental field of the Institute for forage crops, Kruševac - Serbia, and were tested at five different mixture rates: pure vetch, 25% vetch + 75% oat, 50% vetch + 50% oat, 75% vetch + 25% oat and pure oat. Application of bacterial inoculant affected higher content of ammonia nitrogen and acetic acid (P lt 0.05), but lower content of soluble nitrogen (P lt 0.05). Depending on the seeding rates of common vetch and oat, 75 : 25 common vetch - oat silage had the highest content of lactic acid and the lowest content of butyric acid. Contents of DM, pH and ammonia nitrogen were similar in all silages ranged from 307.2 to 318.5 g kg-1 , from 4.27 to 4.54 and from 16.1 to 19.1% ΣN, respectively. According to the DLG method for silage quality evaluation, similar quality grades were founded.Istraživanje je sprovedeno da bi se procenila mogućnost siliranja smeša grahorice i ovsa posejanih u pet različitih odnosa. Ispitivana su dva faktora: udeo semena grahorice i ovsa u smeši i primena inokulanta pri siliranju. Sadržaj suve materiije, pH, sadržaj amonijačnog i rastvorljivog azota, kao i sadržaj sirćetne, buterne i mlečne kiseline je utvrđen u silaži. Za ocenu kvaliteta silaže je korišćena DLG i metoda po Weissbach-u. Ogled je postavljen na eksperimentalnom polju Instituta za krmno bilje u Kruševcu, Srbija, i ispitavanja su obuhvatila pet različitih smeša: čist usev grahorice, 25% grahorice + 75% ovsa, 50% grahorice + 50% ovsa, 75% grahorice + 25% ovsa i čist usev ovsa. Rezultati suobrađeni kao dvofaktorijalni ogled, analizom varijanse korišćenjem modela koji objašnjava uticaj structure smeše i primene inokulanta na kvalitet silaže. Primena bakterijskog inokulanta je uzrokovala veći sadržaj amonijačnog azota i sirćetne kiseline (P lt 0.05), ali niži sadržaj rastvorljivog azota. Smeša u kojoj je odnos grahorice i ovsa bio 75:25 sadržala je najveći udeo mlečne kiseline i najmanji udeo buterne kiseline. Sadržaj suve materije, pH i amonijačnog azota je bio sličan u svim silažama i kretao se od 307,2 do 318,5 g kg-1 , od 4,27 do 4,54 i od 16,1 do 19,1% ΣN, respektivno. Na osnovu ocene kvaliteta silaže prema DLG i Weissbach metodi utvrđen je približan kvalitet ispitivanih silaža

    PRIMARY PERCUTANEOUS CORONARY INTERVENTION (PPCI) IN HOSPITAL WITHOUT REGIONAL CARDIAC SURGERY SUPPORT, DATA FROM SPLIT REGION

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    Svrha rada: Cilj je istraživanja istražiti izvedivost programa PCI u bolnici bez kardiokirurške potpore, i usporediti naše rezultate sa smjernicama i skupinom konzervativno liječenih bolesnika u razdoblju prije uvođenja primarne perkutane koronarne intervencije (pPCI). Metode: Podatci o svim bolesnicima s akutnim infarktom miokarda sa ST elevacijom (STEMI) liječenim pPCI prospektivno su bilježeni. Rezultati: Od početka programa pPCI od siječnja 2005. do listopada 2007. godine kada je u našoj ustanovi započeo s radom Odjel kardiokirurgije liječeno je 366 bolesnika. Unutarbolnička smrtnost iznosila je 6,3%, u usporedbi s 15% (87/583) u skupini konzervativno liječenih bolesnika u trogodišnjem razdoblju prije uvođenja pPCI. Prosječno vrijeme od početka boli do postavljanja balona iznosilo je 315 minuta, vrijeme od boli do prvoga medicinskog kontakta 102 minute, vrijeme od prvoga medicinskog kontakta do vrata bolnice 94 minute, vrijeme od vrata bolnice do laboratorija 84 minute, vrijeme od laboratorija do otvaranja krvne žile 45 minuta, a vrijeme od vrata do postavljanja balona 129 minuta. Zaključak: Analiza rezultata pokazuje da je uvođenje programa primarne PCI u bolnici bez kardiokirurške potpore u regiji sigurno i da pruža značajnu redukciju mortaliteta u bolesnika sa STEMI. U organizaciji službe za zbrinjavanje akutnog infarkta miokarda treba naglasiti agresivno rješavanje vremenskog zastoja u primjeni pPCI unutar bolnice.Objectives: The aim of our study was to investigate the feasibility of pPCI in hospital without cardiac surgery, and to compare our »real-world« results to current guidelines and historical controls. Methods: Data of all STEMI patients treated by PCI were prospectively recorded. Results: From January 2005 through October 2007, 366 consecutive patients with STEMI were enrolled. In-hospital mortality was 6.3%, as compared to 15% (87/543) in historical records of a three year period before pPCI program was developed. Pain to balloon time was 315 minutes, pain to first medical contact was 102 minutes, first medical contact to door was 94 minutes, door to cathlab time was 84 minutes, cathlab to balloon time was 45 minutes, and door to balloon time was 129 minutes. Conclusions: Our preliminary experience indicates that implementation of pPCI in a hospital without regional cardiac surgical back-up is feasible and offers significant mortality reduction in STEMI patients. Intrahospital time delays should be managed aggressively

    Endoscopic Ultrasound in Solid Pancreatic Masses – Current State and Review of the Literature

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    Some 25 years ago endoscopic ultrasound (EUS) was introduced in clinical practice for better visualization of pancreas. At the time of introduction EUS was superior to other methods in detection of pancreatic masses allowing tissue diagnosis by later introduced EUS-guided fine needle aspiration (FNA). During the time EUS was improved, electronic probes replaced mechanical probes adding ability of color Doppler, power Doppler, contrast enhanced endosonography as well as EUS elastography analysis. Meanwhile, CT technology has also experienced significant improvements raising the question whether EUS has lost ground in diagnostics of solid pancreatic masses. The aim of this review was to discuss the current evidence of clinical impact of EUS and EUS-FNA in evaluation of solid pancreatic masses with special emphasis on differentiation between benign and malignant pancreatic lesions. According to the literature, the detection of small pancreatic tumors, preoperative localization of pancreatic endocrine tumors and tissue sampling by fine-needle aspiration of pancreatic masses in cases with therapeutic consequences are considered firm indications for EUS. Cytological tissue analysis remains undisputed in differentiation benign from malignant lesions, but the question when FNA is needed is discussed. Color Doppler, power Doppler, contrast enhanced endosonography and especially elastography are also discussed as tools that are bringing additional information in evaluation of pancreatic masses, however insufficient for definitive judgment of the lesion’s nature. Pancreatic cancer staging as indication for EUS is discussed controversially, inconsistent results and conflicting evidence in literature making adequate conclusion impossible. However, this indicates that at least the role of EUS is no longer undisputed in this matter. Resuming the role of EUS we can state that despite some controversies EUS is very valuable method in evaluation of solid pancreatic masses and with EUS guided FNA is nowadays by far the best method for obtaining tissue diagnosis
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