305,810 research outputs found

    dewolf: Improving Decompilation by leveraging User Surveys

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    Analyzing third-party software such as malware or firmware is a crucial task for security analysts. Although various approaches for automatic analysis exist and are the subject of ongoing research, analysts often have to resort to manual static analysis to get a deep understanding of a given binary sample. Since the source code of encountered samples is rarely available, analysts regularly employ decompilers for easier and faster comprehension than analyzing a binary's disassembly. In this paper, we introduce our decompilation approach dewolf. We developed a variety of improvements over the previous academic state-of-the-art decompiler and some novel algorithms to enhance readability and comprehension, focusing on manual analysis. To evaluate our approach and to obtain a better insight into the analysts' needs, we conducted three user surveys. The results indicate that dewolf is suitable for malware comprehension and that its output quality noticeably exceeds Ghidra and Hex-Rays in certain aspects. Furthermore, our results imply that decompilers aiming at manual analysis should be highly configurable to respect individual user preferences. Additionally, future decompilers should not necessarily follow the unwritten rule to stick to the code-structure dictated by the assembly in order to produce readable output. In fact, the few cases where dewolf already cracks this rule lead to its results considerably exceeding other decompilers. We publish a prototype implementation of dewolf and all survey results on GitHub

    Scott Hartman, trombone and Deborah DeWolf Emery, piano, March 3, 1993

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    This is the concert program of the Scott Hartman, trombone and Deborah DeWolf Emery, piano performance on Wednesday, March 3, 1993 at 8:00 p.m., at the Tsai Performance Center, 685 Commonwealth Avenue. Works performed were Fantasy in A major by Georg Phillip Telemann, Sonata for Trombone and Piano by Richard A. Monaco, Valse, Op. 64 No. 2 by Fryderyk Chopin, "Meditation" from "Thais" by Jules Massenet, Elegy in E-flat minor, Op. 3 No. 1 by Sergei Rachmaninov, Songs of a Wayfarer by Gustav Mahler, and Concerto for Trombone and Piano by Launy Gröndahl. [There is an "X" through most of the program. We are unsure as to why.] Digitization for Boston University Concert Programs was supported by the Boston University Humanities Library Endowed Fund

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    [A postal mark with purposely illegible text]

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    Mother [Lucia Emilia DeWolf Brownell] ALS to Charley [Charles DeWolf Brownell], July 25, 1860. E. Hartford, [Ct.], page 1. From a collection of letters written to the Brownell family in Connecticut, Rhode Island, Louisiana, New York City, Cuba, and France. The largest part of the collection are letters to Charles Brownell and his wife Henrietta [Nettie] from Charles' mother [Mummy] and his three brothers, Edward [Ned], Henry, and Clarence, often written with notes added and sent on as a "round robin" correspondence which ended with Charles

    Author, publisher and bookseller : a tripartite synergy in Nigerian book industry

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    This work is about the roles of Author, Publisher and Bookseller in Book development in Nigeria. The paper started by delving into the history of Book Publishing in Nigeria after which it proceeded by defining who an author, a publisher, and a bookseller is and expatiated on the indispensable roles of these key actors in Nigerian Book Industry and in the emerging Information Society. Furthermore, the various constraints to book development were identified while the paper advised on how the Book Industry can be further promoted in Nigeria. However, the paper concluded and made recommendations on how the Book sector can help in enhancing scholarship in the country

    [Report to Chief J. E. Curry, by an unknown author #2]

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    Report to Chief J. E. Curry, by an unknown author. The report contains a list of officers who gave depositions to the United States Attorney

    [Report to Chief J. E. Curry, by an unknown author #1]

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    Report to Chief J. E. Curry, by an unknown author. The report contains a list of officers who gave depositions to the United States Attorney

    Hubbard C.-E. and Milne-Redhead E. — Flora of Tropical East Africa. Capparidaceae, by J. Elffers R.-A. Graham and G.-P. Dewolf. London, The Crown Agents for Oversea Governments and Administrations, 1964

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    Bourlière François. Hubbard C.-E. and Milne-Redhead E. — Flora of Tropical East Africa. Capparidaceae, by J. Elffers R.-A. Graham and G.-P. Dewolf. London, The Crown Agents for Oversea Governments and Administrations, 1964. In: La Terre et La Vie, Revue d'Histoire naturelle, tome 19, n°1-2, 1965. p. 193
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