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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
11

Underlag för projektering av sockelkonstruktioner : En kvalitativ analys av sockelkonstruktionen utifrån kriterierna funktion, byggbarhet, beständighet och utformning / A Guide for Base Construction : A Qualitative Analysis of the Connection Between Outer Wall and Ground Plate

Gustafson, Anna, Krogh, Jenny January 2019 (has links)
Sockelkonstruktionen är en del av grundkonstruktionen i en byggnad där yttervägg möter mark. Den är en utsatt del av en byggnads klimatskärm och exponeras både för det svenska klimatet och markfukt. Projektering av en sockelkonstruktion är tidskrävande och kräver stor kunskap inom flera områden för att uppnå de krav som ställs. Syftet med denna rapport är att underlätta och förbättra projekteringen av sockelkonstruktioner hos uppdragsgivande byggkonstruktionsföretaget Kåver & Mellin. För att uppfylla syftet är målet att rapporten ska fungera som ett vägledande underlag som kan användas vid projektering av sockelkonstruktioner. Underlaget ska utgå från kriterierna funktion, beständighet, byggbarhet och utformning. Genom en litteraturstudie i kombination med kvalitativ datainsamling och kvalitativa intervjuer med sakkunniga i byggbranschen framställdes resultatet. Detta har legat till grund för analys och slutsats. Resultatet visar att det finns många sätt att utforma en sockelkonstruktion för att uppnå det krav som ställs. Viktiga faktorer vid utformning av sockelkonstruktioner är byggprojektets förutsättningar och de i sockelkonstruktionen ingående delarnas möten och material. Mer ingående rekommendationer återfinns i rapporten under slutsatser. Resultatet indikerade också att det inte finns tydliga regler för hur sockelkonstruktioner ska utföras. Olika regelverk tolkas olika vilket visar på ett behov av att informationen tydliggörs. Denna rapport kan ses som ett vägledande underlag att använda vid projektering av sockelkonstruktioner. / The base of the construction where the outer wall is connected to the ground plate is the connection dealt with in this report. We refer to it as the base. The base leads the loads from the building down to the ground and is supposed to protect the building from outer impact. This part of the building shell is well exposed with the Swedish climate and in constant contact with wet ground. Forming a base is difficult in many ways and demands knowledge in many different areas. It takes a great amount of time and it is hard to be sure that you fulfill the specific demand of each construction in each project. The aim of this report is to make the process of forming a base easier and better for the sponsoring company Kåver & Mellin. The report is supposed to lead to a written report that could be used as a guide when forming bases. The report is based on the four criterias: function, constructability, constancy and shaping. The result came from studying literature, interviewing experts in the branch of building construction combined with sorting drawings of bases from former projects at Kåver & Mellin. The result has been analyzed and lead to several wide and narrow conclusions about bases. The result showed that there are many ways of forming a base to reach the demand of each project. Aspects to think about when forming a base is the demands of each project and the materials and connections in the base. The result also showed that there are no clear directions of how to form a base in a building. Different laws and rules can be read in different ways depending on who is reading which shows that the guidelines could be clearer. This report is a guide of how to think when forming a base in a building.
12

Persistence of Preference- Based Customer Segments : An investigation of cluster evolution / Fortlevnad av preferens-baserade kundsegment : En undersökning av klusterevolution

Almström, Sara January 2021 (has links)
Clustering is a technology within unsupervised learning with a wide range of applications. Several of these applications use data that change over time, which makes clusters’ persistence of interest. One among these employments of clustering time-variant data is preference based customer segmentation. Preferences are assumed to change over time and it is thus of interest to know for how long clusters based on preferences remain. This study explores clusters of clients obtained in the segmentation analysis of users of a video streaming service and their persistence over time. The clients were clustered based on viewing history from distinct months with the k-means algorithm. Various metrics, such as Rand Index (RI), Adjusted Rand Index (ARI) and Fowlkes-Mallows score, were employed for evaluation of cluster persistence. It was found that most of the identified clusters did not show persistence over months but that most partitions included at least one clustered that was considered persistent. The results also suggested that clusters featured by titles that target children were more persistent than other clusters. Moreover, clients with a large interest in videos within the children genres appeared to form relatively separated clusters, which supports considering consumers of children titles as a separate target group. / Klustring är en teknik inom oövervakad maskininlärning med en mängd applikationer. Flera av dess applikationer använder data som förändras med tid, vilket gör klusters bestående intressant. En av dessa användningar av klustring av tidsberoende data är preferensbaserad kundsegmentering. Preferenser antas förändras med tid och det är således av intresse att veta hur länge kluster baserade på preferenser förblir. Den här studien utforskar klient-kluster erhållna genom segmenteringsanalys av användare av en video-strömningstjänst och dessas beständighet över tid. Klienterna klustrades baserat på deras tittarhistorik från olika månader med k-means. Flertalet mätvärden, såsom RI, ARI och Fowlkes-Mallows, användes för att utvärdera klusters fortlevnad i termer av överlapp av klienter. Fortlevnad över månader visades inte vara norm bland de identifierade klustren. Resultaten visade också på att kluster som präglades av titlar riktade mot barn var mer beständiga än andra kluster. Vidare tycktes klusters top-titlar antingen uteslutande utgöras av titlar riktade mor barn eller inte inkludera några titlar riktade mot barn, vilket stödjer hantering av konsumenter av barntitlar som en separat målgrupp.
13

Iterabilitet, upprepning och permanens : En kritisk analys av debatten mellan Derrida och Searle / Iterability, repetition and permanence : A critical analysis of the debate between Derrida and Searle

Gardfors, Johan January 2009 (has links)
<p>The essay seeks to clarify some of the decisive but often obscured issues in the famous debate between Jacques Derrida and Jonn F. Searle. The debate commenced in 1977 with the publication in <em>Glyph</em> of Derrida’s lecture <em>Signature Event Context</em> from -71, followed by Searle’s <em>Reiterating the Differences</em>. A Reply to Derrida and subsequently Derrida’s reply <em>Limited Inc a b c …</em> which encouraged Searle to renew his criticism. I situate the debate within a philosophical context where questions of the aim of philosophy and the nature of philosophical writing cannot be excluded from the specific topics that are being discussed. Starting from Derrida’s controversial reading of Austin, where a few key points of criticism are placed under scrutiny, I proceed to problems of writing and communication where special attention is paid to the concept of iterability and Searle’s remark that this has been confounded with permanence in Derrida’s exposition. The concept of ”writing” is examined as a crux in the understanding of the two philosophers. And iterability is then found to be derieved from the theorization of absence in relation to that very concept. Iterability designates an essential possibility of absence and implies the possibility of every mark to be grafted onto new contexts of significance. Thus it draws the consequences of a general repeatability, within which difference is underscored as the inevitable outcome. The last section of the essay relates to the phenomenological project of investigating the genesis of idealization and traces the emergence of iterability in Derrida’s further writings on Husserl, where repetition can be perceived of as constitutive for ideality and thus for identity. Bearing on this observation, the type/token-distinction, proposed by Searle to undo the problem of iterability, is subjected to further inquiry and linked to the process of idealization, within which iterability is revealed to have a temporal relevance that also affects the notion of permanence. The claim is then made that iterability should be understood as a fundamentally ambiguous phenomenon through its dual relation to identity and difference. Its utility is found to be hinged upon the status of the possible. Finally, the question of iterability as concept is posed, which entails its interdependence upon notions of dissemination and différance.</p>
14

Iterabilitet, upprepning och permanens : En kritisk analys av debatten mellan Derrida och Searle / Iterability, repetition and permanence : A critical analysis of the debate between Derrida and Searle

Gardfors, Johan January 2009 (has links)
The essay seeks to clarify some of the decisive but often obscured issues in the famous debate between Jacques Derrida and Jonn F. Searle. The debate commenced in 1977 with the publication in Glyph of Derrida’s lecture Signature Event Context from -71, followed by Searle’s Reiterating the Differences. A Reply to Derrida and subsequently Derrida’s reply Limited Inc a b c … which encouraged Searle to renew his criticism. I situate the debate within a philosophical context where questions of the aim of philosophy and the nature of philosophical writing cannot be excluded from the specific topics that are being discussed. Starting from Derrida’s controversial reading of Austin, where a few key points of criticism are placed under scrutiny, I proceed to problems of writing and communication where special attention is paid to the concept of iterability and Searle’s remark that this has been confounded with permanence in Derrida’s exposition. The concept of ”writing” is examined as a crux in the understanding of the two philosophers. And iterability is then found to be derieved from the theorization of absence in relation to that very concept. Iterability designates an essential possibility of absence and implies the possibility of every mark to be grafted onto new contexts of significance. Thus it draws the consequences of a general repeatability, within which difference is underscored as the inevitable outcome. The last section of the essay relates to the phenomenological project of investigating the genesis of idealization and traces the emergence of iterability in Derrida’s further writings on Husserl, where repetition can be perceived of as constitutive for ideality and thus for identity. Bearing on this observation, the type/token-distinction, proposed by Searle to undo the problem of iterability, is subjected to further inquiry and linked to the process of idealization, within which iterability is revealed to have a temporal relevance that also affects the notion of permanence. The claim is then made that iterability should be understood as a fundamentally ambiguous phenomenon through its dual relation to identity and difference. Its utility is found to be hinged upon the status of the possible. Finally, the question of iterability as concept is posed, which entails its interdependence upon notions of dissemination and différance.

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