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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

XTHREAD : a flexible concurrency analysis framework

Ressia, Jorge Luis. January 2006 (has links)
No description available.
12

Real-Time Simulation for System Integration

Allen, Michael P. 10 1900 (has links)
International Telemetering Conference Proceedings / October 25-28, 1993 / Riviera Hotel and Convention Center, Las Vegas, Nevada / Functional integration and validation of complex systems in an operational environment, prior to delivery or installation, can be expensive. Real-time simulation, in a lab environment, can replace hardware subsystems to provide the interfaces necessary to validate and or integrate the test article. The test article can be hardware, software or firmware. Multitasking simulations can provide modeling of subsystems and environmental sensor data for complex system integration. The simulation presented provides the capability to integrate 1553 remote terminals and provide validation of 1553 bus controller software.
13

A Mixed-methods Study Investigating the Relationship Between Media Multitasking Orientation and Grade Point Average

Lee, Jennifer 08 1900 (has links)
The intent of this study was to examine the relationship between media multitasking orientation and grade point average. The study utilized a mixed-methods approach to investigate the research questions. In the quantitative section of the study, the primary method of statistical analyses was multiple regression. The independent variables for the study were media multitasking orientation, gender, age, and income. The dependent variable for the study was grade point average. Three out of four independent variables, namely, media multitasking orientation, gender and age were statistically significant predictors of grade point average. In the qualitative section of the study, seven participants were interviewed to determine how individual differences in media multitasking orientation manifest themselves in academic settings.
14

Cue switch vs. task switch: which aspect(s) of task switching ability changes with media multitasking experience?. / CUHK electronic theses & dissertations collection

January 2013 (has links)
有研究發現過度的媒界多任務處理者(HMMs)在多種認知任務上較輕度的媒界多任務處理者(LMMs)表現得遜色。這表示HMMs的多種認知功能,包括工作記憶的更新及維持、選擇性的注意力及作業轉換的能力,皆次於LMMs。有研究採用有線索的作業轉換典範時,為每一個作業設置了兩個線索,從而將總的作業轉換成本拆分為與作業轉換過程中兩個連續而不同的階段相關的部份。第一部份的成本由線索的改變導致,代表使用線索把作業心向從長期記憶抽出放於工作記憶這一階段所需要的成本。第二部份的成本由作業的改變導致,代表將作業規則應用於刺激這一階段所需的成本。第二階段的成本被大多數研究者視為真正的作業轉換成本。本研究想探討的問題是過度的媒界多任務處理所影響的是哪一階段的作業轉換能力。我們採用一份網上的媒界使用問卷選出二十名HMMs及二十名LMMs來參加實驗。實驗中,被試必須完成一個雙線索對單作業的作業轉換典範,當中的兩個作業分別為一個打字作業及一個性別判斷作業。反應時上的總作業轉換成本被拆成兩個部份: (甲)作業不變而線索改變所引起的線索轉換成本,及(乙)線索轉換成本所不能解釋的剩下的作業轉換成本。我們發現HMMs的線索轉換成本顯著地高於LMMs的線索轉換成本。然而,兩組人之間的作業轉換成本並沒有顯著差異。結果表明,HMMs只在使用線索把作業心向從長期記憶拿出來放在工作記憶這一階段遜色於LMMs。 / Heavy media multitaskers (HMMs) are found to be inferior to light media multitaskers (LMMs) in cognitive functions such as updating and maintenance of working memory representations, selectively attention, and surprisingly, the ability to switch between tasks. Research on task-switching paradigm using a 2:1 mapping between cues and tasks separates the total switch cost into costs related to two distinct, serial processing stages. The first type of cost, relating to the stage of cue-driven retrieval of task-set from long-term memory into working memory, is caused by a change in the task-indicating cue. The second type of cost, relating to the stage of application of task-rules onto the stimuli, is caused by a change of the task-set and has been regarded by some as the actual task-switch cost. In the current study, we examine which stage(s) are affected by media multitasking experience. Twenty HMMs and twenty LMMs identified using an online media-use questionnaire participated in a cued task-switching experiment involving a word typing task and a face gender classification task. The overall switch cost in response time was decomposed into two components: (a) the cue-switch cost as a result of a change of the cue with the task unchanged; and (b) the task-switch cost, which represent the switch cost not accountable by the cue-switch cost. HMMs showed a significantly larger cue-switch cost than LMMs, while the task-switch cost was similar for the two groups. Results suggest that HMMs may only be inferior in the cue-driven retrieval process of task set but not in the task-rule application stage. / Detailed summary in vernacular field only. / Lui, Fai Hong. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2013. / Includes bibliographical references (leaves 25-28). / Electronic reproduction. Hong Kong : Chinese University of Hong Kong, [2012] System requirements: Adobe Acrobat Reader. Available via World Wide Web. / Abstracts also in Chinese. / Chapter Chapter 1: --- Introduction --- p.1 / Media multitasking and its chronic effects --- p.1 / Effects of media multitasking on task switching ability --- p.4 / The typical task-switching paradigm --- p.5 / Task-switching paradigm using a 2:1 mapping between cues and tasks --- p.7 / Design of the current study --- p.10 / Hypotheses of the current study --- p.11 / Chapter Chapter 2: --- 2: Experiment 1: Method --- p.15 / Participants --- p.15 / Apparatus --- p.15 / Stimuli and procedure --- p.16 / Chapter Chapter 3: --- Experiment 1: Results --- p.19 / Chapter Chapter 4: --- Experiment 2 --- p.22 / Chapter Chapter 5: --- Experiment 2: Method --- p.24 / Participants --- p.24 / Apparatus --- p.24 / Stimuli and procedure --- p.24 / Chapter Chapter 6: --- Experiment 2: Results --- p.26 / Chapter Chapter 7: --- Discussions --- p.28
15

Using standard operating systems for time critical applications with special emphasis on LINUX /

Heursch, Arnd Christian. January 2006 (has links) (PDF)
Univ. der Bundeswehr, Diss.--München, 2006.
16

Optimization strategies for data warehouse maintenance in distributed environments

Liu, Bin. January 2002 (has links)
Thesis (M.S.)--Worcester Polytechnic Institute. / Keywords: schema change; batch; concurrent; data warehouse maintenance; parallel. Includes bibliographical references (p. 72-74).
17

Pausitive : Designing for digital downtime and reflection in the homespace

Lo, Vivian January 2013 (has links)
As we emerge into an age of hyperconnectivity, technology becomes increasingly pervasive in our daily lives. And with this change, our behavior and values progressively shift towards instant access, constant availability and multi-tasking. Recent research studies in cognitive psychology have indicated a change in the wiring of our brain due to these behavior shifts.  In this thesis project, technology’s role in our lives was explored, particularly within the context of home, a traditionally restorative environment.  By identifying key problem areas from user research and drawing inspirations from slow technology and other relevant fields of expertise, key concepts were conceptualized. The result is a collection of computer-mediated objects designed to support downtime and reflective behavior, as well as, integrate into our everyday living.
18

Data management of flight test telemetry frames /

Samaan, Mouna M. January 1998 (has links)
Thesis (PhD)--University of South Australia, 1998
19

Efficient memory management for message-passing concurrency.

Wilhelmsson, Jesper, January 2005 (has links)
Lic.-avh. Uppsala : Uppsala universitet, 2005. / Härtill 3 uppsatser.
20

Reducing execution overhead in multitasking system architectures

Killeen, Timothy F. January 1994 (has links)
Thesis (M.S.)--Ohio University, August, 1994. / Title from PDF t.p.

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