172 research outputs found

    The Ottoman "Profesional Prisoners" on the Western Borders of the Empire in the Sixteenth and Seventeenth Centuries (tran. Filip Šimunjak)

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    U ovome radu autor na temelju neobjavljene građe iz arhiva obitelji Batthyány daje prilog proučavanju procesa razmjene i otkupa zarobljenika na habsburško-osmanskom pograničju tijekom 16. i 17. stoljeća. Glavna teza rada jest da se tijekom ovog perioda javlja skupina pojedinaca koji su poslovali kao „profesionalni zarobljenici“ i ostvarivali profit kao posrednici tijekom procesa otkupa. Na kraju rada autor donosi nekoliko dokumenata koji govore o procesu otkupa, ali i o teškim kaznama koje su čekale jamce ako se njihov sakupljač nikada ne bi vratio.This paper, based on unpublished material from the archives of the Batthyány family, aims to contribute to the study of the process of exchange and ransom of prisoners on the Habsburg-Ottoman border during the 16th and 17th centuries. The main thesis of the paper is that during this period there was a special group of people who operated as "professional prisoners" and who made a profit as intermediaries during the process of ransom. At the end of the paper, the author presents several documents dealing with the process of ransom, that also show the severe penalties that awaited the guarantors if their collector would never return

    A project of urban renewal

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    Thesis (M. Arch)--Massachusetts Institute of Technology, Dept. of Architecture, 1960.Accompanying drawings held by MIT Museum.Includes bibliographical references (leaves 43-44).by Peter Charles Sugar.M.Arc

    The Ottoman "Profesional Prisoners" on the Western Borders of the Empire in the Sixteenth and Seventeenth Centuries (tran. Filip Šimunjak)

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    U ovome radu autor na temelju neobjavljene građe iz arhiva obitelji Batthyány daje prilog proučavanju procesa razmjene i otkupa zarobljenika na habsburško-osmanskom pograničju tijekom 16. i 17. stoljeća. Glavna teza rada jest da se tijekom ovog perioda javlja skupina pojedinaca koji su poslovali kao „profesionalni zarobljenici“ i ostvarivali profit kao posrednici tijekom procesa otkupa. Na kraju rada autor donosi nekoliko dokumenata koji govore o procesu otkupa, ali i o teškim kaznama koje su čekale jamce ako se njihov sakupljač nikada ne bi vratio.This paper, based on unpublished material from the archives of the Batthyány family, aims to contribute to the study of the process of exchange and ransom of prisoners on the Habsburg-Ottoman border during the 16th and 17th centuries. The main thesis of the paper is that during this period there was a special group of people who operated as "professional prisoners" and who made a profit as intermediaries during the process of ransom. At the end of the paper, the author presents several documents dealing with the process of ransom, that also show the severe penalties that awaited the guarantors if their collector would never return

    Meteor Shower Forecast Improvements from a Survey of All-Sky Network Observations

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    Meteoroid impacts are capable of damaging spacecraft and potentially ending missions. In order to help spacecraft programs mitigate these risks, NASA's Meteoroid Environment Office (MEO) monitors and predicts meteoroid activity. Temporal variations in near-Earth space are described by the MEO's annual meteor shower forecast, which is based on both past shower activity and model predictions. The MEO and the University of Western Ontario operate sister networks of all-sky meteor cameras. These networks have been in operation for more than 7 years and have computed more than 20,000 meteor orbits. Using these data, we conduct a survey of meteor shower activity in the "fireball" size regime using DBSCAN. For each shower detected in our survey, we compute the date of peak activity and characterize the growth and decay of the shower's activity before and after the peak. These parameters are then incorporated into the annual forecast for an improved treatment of annual activity

    Experimental investigation of high speed milling of aluminium alloy

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    Sve veći zahtjevi kupaca za kvalitetnijim proizvodima prisilili su proizvodnu industriju da neprestano usavršava kontrolu kvalitete i tehnologije obrade. Jedan od osnovnih postupaka rezanja metala je glodanje. Cilj ovoga rada je istražiti optimalne parametre rezanja legure AlMgSi (EN-AW 6060), jedne od najčešće korištenih legura aluminija, primjenom čeonih glodala od neobloženog cementnog karbida. Analizirao se utjecaj geometrije alata (ugao zavojnice) i reznih uvjeta (brzina rezanja i veličina posmaka) na površinsku obradu tijekom brzog glodanja aluminijske legure. Djelovanje parametara na površinsku hrapavost ustanovljeno je analizom varijance (ANOVA). Analizirano je djelovanje parametara rezanja na indekse hrapavosti površine. Rezultati su prodiskutirani i procijenjeni.The customer´s growing demand for higher quality products has forced manufacturing industry to continuously progress in quality control and machining technologies. One of the fundamental metal cutting processes is milling. The aim of this study is to investigate optimum cutting parameters of AlMgSi alloy (EN-AW 6060), which is one of the most commonly used aluminium alloys, using uncoated cemented carbide end mills. The influence of tool geometry (helix angle) and cutting conditions (cutting velocity, and feed rate) on the surface finish produced during high speed milling of aluminium alloy have been investigated. The significance of the parameters on surface roughness has been established with analysis of variance (ANOVA). The cutting parameters regarding surface roughness performance indexes are analysed, and the findings are discussed and evaluated

    Experimental investigation of high speed milling of aluminium alloy

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    Sve veći zahtjevi kupaca za kvalitetnijim proizvodima prisilili su proizvodnu industriju da neprestano usavršava kontrolu kvalitete i tehnologije obrade. Jedan od osnovnih postupaka rezanja metala je glodanje. Cilj ovoga rada je istražiti optimalne parametre rezanja legure AlMgSi (EN-AW 6060), jedne od najčešće korištenih legura aluminija, primjenom čeonih glodala od neobloženog cementnog karbida. Analizirao se utjecaj geometrije alata (ugao zavojnice) i reznih uvjeta (brzina rezanja i veličina posmaka) na površinsku obradu tijekom brzog glodanja aluminijske legure. Djelovanje parametara na površinsku hrapavost ustanovljeno je analizom varijance (ANOVA). Analizirano je djelovanje parametara rezanja na indekse hrapavosti površine. Rezultati su prodiskutirani i procijenjeni.The customer´s growing demand for higher quality products has forced manufacturing industry to continuously progress in quality control and machining technologies. One of the fundamental metal cutting processes is milling. The aim of this study is to investigate optimum cutting parameters of AlMgSi alloy (EN-AW 6060), which is one of the most commonly used aluminium alloys, using uncoated cemented carbide end mills. The influence of tool geometry (helix angle) and cutting conditions (cutting velocity, and feed rate) on the surface finish produced during high speed milling of aluminium alloy have been investigated. The significance of the parameters on surface roughness has been established with analysis of variance (ANOVA). The cutting parameters regarding surface roughness performance indexes are analysed, and the findings are discussed and evaluated

    GOTHiC, a probabilistic model to resolve complex biases and to identify real interactions in Hi-C data.

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    Hi-C is one of the main methods for investigating spatial co-localisation of DNA in the nucleus. However, the raw sequencing data obtained from Hi-C experiments suffer from large biases and spurious contacts, making it difficult to identify true interactions. Existing methods use complex models to account for biases and do not provide a significance threshold for detecting interactions. Here we introduce a simple binomial probabilistic model that resolves complex biases and distinguishes between true and false interactions. The model corrects biases of known and unknown origin and yields a p-value for each interaction, providing a reliable threshold based on significance. We demonstrate this experimentally by testing the method against a random ligation dataset. Our method outperforms previous methods and provides a statistical framework for further data analysis, such as comparisons of Hi-C interactions between different conditions. GOTHiC is available as a BioConductor package (http://www.bioconductor.org/packages/release/bioc/html/GOTHiC.html)

    An investigation of three-dimensional scanning of human body surfaces and its use in the design and manufacture of prostheses

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    The capture of highly accurate data describing the complex surfaces of the human body may prove extremely useful in many medical situations. The data provide a method of measuring and recording changes to the surface of a patient's soft tissue. The data may be applied to computer-controlled manufacturing techniques, such as rapid prototyping (RP). This enables accurate physical replicas of the patient topography to be produced. Such models may be used as an aid in the design and manufacture of prostheses. This paper describes an investigation aimed at identifying problems that may be encountered when scanning patients and describes the application of the resulting data in the design and manufacture of facial prostheses. The results of the experiment are presented together with a discussion of the accuracy and potential advantages afforded by this approach

    Lattice results for the decay constant of heavy-light vector mesons

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    We compute the leptonic decay constants of heavy-light vector mesons in the quenched approximation. The reliability of lattice computations for heavy quarks is checked by comparing the ratio of vector to pseudoscalar decay constant with the prediction of Heavy Quark Effective Theory in the limit of infinitely heavy quark mass. Good agreement is found. We then calculate the decay constant ratio for B mesons: fB/fB=1.01(0.01)(0.01+0.04)f_{B^*}/f_B= 1.01(0.01)(^{+0.04}_{-0.01}). We also quote quenched fB=177(6)(17)f_{B^*}=177(6)(17) MeV.Comment: 11 pages, 3 postscript figs., revtex; two references adde
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