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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.
121

Kollaborative Erstellung von intelligenten Mentoring-Bots als skalierbare Werkzeuge zur individuellen Unterstützung in der Hochschulbildung

Neumann, Alexander Tobias, Klamma, Ralf 31 May 2023 (has links)
aus der Einführung und Motivation: Unser Beitrag stellt eine webbasierte modellgesteuerte Umgebung für soziale Bots vor mit der wir CoPs die Möglichkeit geben, ihre eigenen Lernassistenten zu erstellen. Unser Ansatz kann verwendet werden, um soziale Bots für die eigene Organisation zu erstellen und auf Webdienste zurückgreifen kann, indem man sich auf RESTful APIs it OpenAPI-Spezifikation verlässt, um die Aktionen des sozialen Bots innerhalb der Anwendung zu definieren. Abschließend werden drei Beispiele von Mentoring Bots vorgestellt, die mit dem Framework erstellt wurden und zeigen das große Potential der Anwendung. Mit den Bots erhalten Studierenden personalisiertes Feedback, ohne dass die Lehrkräfte zusätzlich belastet werden.
122

"Jag, eleven och chatten" : En intervjustudie om samhällskunskap och dess mångfacetterade relation till generativ AI

Svensson, Albin January 2024 (has links)
The aim of this study is to examine how the teaching of democracy in social studies has been influenced by generative AI. To achieve the objectives of this study, interviews were conducted with high school social studies teachers who reflected on their experiences with this technology. The theoretical framework of the study is based on Robert Dahl's criteria for a democratic process, from which a selection was made. The study's findings, analyzed using Dahl's framework, led to the study's conclusions. The conclusions indicate a diverse range of opinions among the respondents, with difficulty in reaching a consensus, and often individual teachers are divided in their views on generative AI. Many recognize both the advantages and disadvantages of using generative AI in education, particularly regarding democracy.
123

Automated Differentiation of Chat Application Versions and Categorisation of Changes Based on Forensic Relevance / Automatiserad Differentiering av Chattapplikationsversioner och Kategorisering av ÄndringarBaserade på Forensisk Relevans

Ljungsten, Ted, Makowski, Adam January 2024 (has links)
This thesis investigates the automation of forensic analysis in identifying and categorising forensically interestingchanges across different versions of chat applications on Android platforms. The focus is primarily on thedifferentiation of Android Package Kit (APK) using reverse-engineering techniques to reconstruct the originalsource code and comparing the source code from two different versions of the APK. Given the rapid evolutionof chat applications and their frequent updates, it is crucial for forensic investigators to understand thesechanges to maintain the integrity of legal investigations.The research introduces a comprehensive framework leveraging the open-source tools, Ghidra and BinDiff, toautomate the decompilation and differential analysis of APK files. This approach not only makes forensicanalysis less complicated but also ensures that investigators can keep pace with the continuous updates in chatapplications.Tests on the system are conducted on various versions of the Signal chat application. These tests aim todemonstrate the proposed tool in capturing significant changes between APK versions, such as alterations inlogging mechanisms, database interactions, and the use of encryption and cypher libraries.The results confirm that the integration of Ghidra and BinDiff provides a solution for automated forensicanalysis, facilitating the identification of changes and categorisation of methods based on their forensicrelevance. The study shows that the tool can pinpoint modifications and structural changes, which are essentialfor forensic investigations.
124

Traditionell hjälp vs. onlinehjälp : En jämförande kvantitativ studie om ungdomars attityder till att söka hjälp hos kurator och via onlinechatt vid psykisk ohälsa

Özel Carlgren, Gabriella, Jansson, Linda January 2016 (has links)
I takt med att samhället förändras och antalet unga med psykisk ohälsa ökar utvecklas och förändras även de hjälpformar som finns tillgängliga för ungdomar med psykisk ohälsa. Internets framväxt har bland annat resulterat i att traditionella former av hjälp, där den unge möter den professionella ansikte mot ansikte, har kompletterats med onlinehjälp så som onlinechattar. Med hänsyn till denna utveckling syftar denna studie till att undersöka och jämföra ungdomars attityder till att söka hjälp hos kurator och via onlinechatt vid psykisk ohälsa. Detta har åstadkommits med hjälp av ett kvantitativt tillvägagångssätt där pappersenkäter använts som insamlingsmetod. Sammanlagt besvarades enkäterna av 223 högstadie- och gymnasieungdomar mellan 15-20 år i Stockholmsområdet. Studiens resultat visar att ungdomarna känner större tillit till kuratorer än onlinechattar. De är även mer positiva till att söka hjälp hos kurator än via onlinechatt vid psykisk ohälsa. Ungdomarna uppgav varierande svar på vad som påverkar deras attityder till att söka respektive hjälpform. Lättillgänglighet, tillit och kommunikationsform uppgavs vara de faktorer som främst påverkar deras vilja att söka hjälpa hos kurator medan brist på tillit och stigma främst påverkar deras ovilja att söka denna hjälpform. De respondenter som kunde tänka sig att söka hjälp via onlinechatt uppgav däremot lättillgänglighet och anonymiteten som främsta anledningar. Den majoritet som inte kunde tänka sig att söka hjälp via onlinechatt uppgav brist på tillit och kännedom samt kommunikationsform som främsta orsaker till att inte söka denna hjälpform. Studiens respondenter är inte bara mer positiva till att söka hjälp hos kurator än via onlinechatt vid psykisk ohälsa; de har dessutom mer erfarenhet av att söka denna hjälpform. De faktorer som ungdomarna upplevde som positiva och negativa med sina erfarenheter skiljde sig dock avsevärt från de faktorer som påverkade deras attityder till att söka respektive hjälpform. Ungdomarna uppmärksammade exempelvis den professionellas bemötande och om de fick hjälp med sitt problem som positiva och negativa faktorer som utmärkte deras erfarenheter. Generellt hade dock majoriteten av ungdomarna positiva erfarenheter av att söka hjälp hos både kuratorer och onlinechattar. / In pace with changes in society, and as the number of youth with mental illness increases, the forms of help available to youth with mental health issues also develop and change. The evolution of the internet, among other things, has resulted in traditional forms of help, where the one meets a professional face-to-face, being supplemented with online forms of help, such as online chats. In view of this development, this study aims to examine and compare the attitudes of young individuals towards seeking help for mental illnesses from a counselor and an online chat. This thesis will be accomplished using a quantitative approach where paper questionnaires are used as a data collection method. A total of 223 questionnaires were answered by adolescents aged 15-20 years in the Stockholm area. The study’s results show that respondents feel more secure with and trust towards a counselor’s help and are also more likely to seek this form of help than online chat.  Responses varied in regards to what affected attitudes toward each form of assistance, but ease of access, trust and the medium of communication was reported to be the main factors affecting willingness to seek the help of a counselor, while lack of trust and stigma were the main factors contributing to reluctance. The respondents who were willing to seek help from an online chat stated however that accessibility and anonymity were primary factors. The majority who could not imagine seeking such online assistance stated lack of confidence and awareness as well as medium of communication as the foremost explanations. The study also showed that respondents are not only more willing to seek help for mental illness from a counselor than through online chat; they also have more experience in seeking this type of support. The factors that respondents felt to be positive and/or negative with their experience differed considerably from those factors that influenced the respondents' attitudes toward seeking help from a counselor or an online chat. Respondents drew attention to factors like the professionals' attitude and whether they received help with his or her problem as factors that characterized their experiences. Generally, however, the majority of respondents’ had positive experiences of seeking help from both counselors and online chats.
125

An activity theoretical analysis of synchronous electronic discourse: a case study

Nagendra, Geetha. January 2006 (has links)
published_or_final_version / abstract / Linguistics / Master / Master of Arts in Applied Linguistics
126

Perceptions and practices of code-mixing in MSN among secondary schoolstudents in Hong Kong

Lee, Ely, 李儀莉 January 2009 (has links)
published_or_final_version / Applied English Studies / Master / Master of Arts in Applied Linguistics
127

Voice vs. Text Chats: Their Efficacy for Learning Probing Questions by Non-Native Speaking Medical Professionals in Online Courses

Ellis, Olga January 2012 (has links)
Through an English for Specific Purposes (ESP): Communication in Nursing online course, the present study examines the efficacy of synchronous voice-based and text-based chats as instructional and communicative modes in learning to use open questions for probing in therapeutic dialogues by non-native speaking (NNS) participants, students of a nursing college at a major university in the Philippines. The study draws on a plethora of research findings in online education, ESP online course designs, text-based vs. voice-based synchronous chats and their place in learning online, efficacy and application of text and voice-based communicative practices in online courses designed for NNS students, issues related to medical discourse, humanization, and patient-centeredness of communicative encounters (e.g., between a nurse/provider and a patient/client). The study examines the following questions: (1) which interactional mode - voice or text - provides for better learning of probing questions by NNS medical professionals through noticing of their use in therapeutic dialogues and situations typical for everyday healthcare-related communicative settings in an online course; (2) what evidence is there to suggest that the skill to use open questions for probing in role-plays of therapeutic dialogues by NNS medical professionals developed through text-based practices in an online course might transfer to their speech and vice versa; (3) which interactional mode - voice or text - is perceived by the online-course participants as more effective for learning to use probing questions in therapeutic dialogues and healthcare-related communicative encounters. The results of the analyses supported many of the hypotheses for both research conditions. More specifically, they supported the predicted efficacy of both forms of online instruction and communication - voice-based and text-based - in learning probing techniques by the online course participants; furthermore, a possibility of the two-way language-skill transfer modes - from text-to-speech and from speech-to-text - was suggested in learning second language online through application of synchronous chat sessions. Although more research is necessary in the above-mentioned areas of language learning in the context of online education, the research findings of the present research study are highly suggestive of effective implementation of voice-based and text-based synchronous chats in ESP online course designs for NNS speaking students.
128

Immunohistochemical evaluation of antibodies for staining of mouse spinal cord and mouse neuronal cells

Alsén, Per January 2013 (has links)
No description available.
129

The investigation of code-switching in a computerised corpus of child bilingual language

Lonngren Sampaio, Catherine Anne January 2015 (has links)
This dissertation describes the investigation of codeswitching in a computerised corpus of child bilingual language, the LOBILL Corpus, which consists of twenty-five hours of recordings of naturalistic interactions between two bilingual Brazilian/English siblings (JAM, 3;6 and MEG, 5;10) and their family members. Collected over three years, the data was transcribed and coded using the CHAT (Codes for the Human Analysis of Transcripts) transcription system developed by MacWhinney and colleagues (MacWhinney, 1991). In addition to standard CHAT coding, language codes were inserted throughout the corpus and a specially developed postcode was added to all bilingual utterances. Addressee information for each utterance was also included. The longitudinal and heterogenous nature of the corpus and its specific coding allowed for the comprehensive investigation of the children's code-switching practices from both grammatical and pragmatic perspectives. Three levels of analyses were performed using the CLAN (Computerized Language ANalysis) software (ibid). First, quantitative analyses were carried out using the commands FREQ (which outputs frequency word lists), VOCD (which outputs vocabulary diversity scores) and WDLEN (which outputs mean word and utterance lengths). An analysis of the results pointed to the existence of relationships between the various values found and the participatory roles of English and Portuguese in code-switched utterances. The second level of analysis involved the examination and interpretation of word lists and code lists produced by the use of FREQ. Using Myers-Scotton's 4-Morpheme Model (4-M Model) (Jake & Myers-Scotton, 2009) to interpret the word lists, comparisons of morpheme types revealed the existence of an asymmetry in terms of the contributions of both languages to bilingual utterances. These results were seen to lend support to the Matrix Language/Embedded Language asymmetry proposed in the Matrix Frame Language Model (MFL Model) (ibid). The quantitative analysis of four types of codes (used to code instances of retracings and reformulations, errors, tag questions and metalinguistic usage) provided evidence for the existence of potential relationships between these features of spoken discourse and code-switching.
130

Anatomie fonctionnelle des voies corticothalamiques du chat

Huppé-Gourgues, Frédéric January 2006 (has links)
Thèse numérisée par la Direction des bibliothèques de l'Université de Montréal.

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