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In daily work, personnel scheduling is a common and realistic problem. The so-called scheduling problem, in essence, is the process of working schedule according to the work plan, which produces a period of time to meet certain constraints. Fair and reasonable scheduling results are of great significance to mobilize staff's enthusiasm and improve work efficiency, and can bring great economic benefits...
This paper explore the odevity coordinate to conduct virtual space vector modulation for the neutral point clamped inverter. It deduced the mathematical expressions of the duty ratio of six sectors and presented a unified space vector sequence. This modulation simplifies the calculation and eliminates the difference between sectors of virtual space vector algorithm as well as removes the low frequency...
Reaction time that is the period between the emerging of the target stimulus and the subject's motor response is an important and informative tool in the study of cognitive ability in psychology and other disciplines. In this study we proposed to evaluate attention level of students before and after an exam via a designed stimulus system. The study conducted on 30 individuals that are studying at...
We designed, implemented, and evaluated a small physical keyboard, composed of four to five keys with a variety of mappings for the letters, along with one or two navigational function keys operated by the thumb. The small size allows it to be used for smartwatch text entry, and can be mounted on various body parts as a wearable keyboard. It is primarily used as an ambiguous keyboard, akin to T9,...
e-Invoicing Application in Turkey has been implemented since 2010. But after 2014 it has reached widespread usage by government regulation and as of 2017 the number of e-invoice users has exceeded sixty thousands. Generating invoices according to a single standard in electronic environment has made it easier to analyze and inspect through the data. In this case, the analyzes can be performed on the...
Engineering design is a complex experience for students to undertake and for instructors to assess. Conducting tests is a critical design practice, yet the research on K-12 students' conceptions on conducting experiments is limited. Such research is essential as we attempt to understand how students become informed designers and ways in which we can support their transformation. By analyzing students'...
What images come to mind when you encounter the word “professor”? In many cases, our notions of a professor lead us to think of someone conducting research and teaching classes. However, our understanding of professors is in part limited by the professors we have been in contact with through our own educational experiences. Most people with PhD degrees attended a Doctoral University with Highest Research...
Phenomenography has been increasingly used to explore important questions and complex phenomena in engineering education. However, as a relatively new research method (it was introduced in 1981) with unique and nuanced methodological underpinnings, it is not always well understood. In this special session, we will provide an overview of phenomenography methodology. In addition, participants will gain...
Brain-Computer Interfaces (BCI), which are capable of operating external devices using human brain activity, have recently been actively studied. Previous studies have developed an auditory BCI using event-related potential (P300) for estimating the single target of a sound source direction to which the subjects pay attention. In this study, we proposed a new paradigm using two targets instead of...
We present a method to assist pre-touch on multi-touch surfaces using features extracted from the fingertips of the user's hands. Pixel area a feature obtained from the contour of a fingertip is computed and tracked using commodity cameras to obtain the velocity of approaching fingers. We target sound volume control for digital multi-touch instruments an area where pre-touch is demonstrated with our...
This design provides a kind of double CPU communication between solution, using PROTUES software structures, basic simulation circuit, the load KEIL software written in HEX file, USES the RS232 interface standard, simple circuit structure, solve the problem of the complicated parallel communication lines, applies to close range, low rate of communication occasions.
Using a small touchscreen on a commercial smartwatch is often a hassle. It is easy to make selection errors on small touch-screens and multi-touch features are rarely supported. To overcome these limitations of current smartwatches' user interface and user experience, we design and develop DeLightTouch, which is a lucid input method using a light sensor to enable multi-touch gestures on smartwatches...
EOG (Electrooculogram) is the measurement of the electrical activity of the eye movements with the surface electrodes from the eye region. In this study, a dualchannel computer-based EOG meter was developed for the detection of EOG signals. An attention test software was developed to provide an analysis of eye movements during signal processing, and the reference directions on the test were determined...
The paper investigates whether the user-interface interaction can be shortened with the use of process improvement methods. Similarities between office or factory work and interacting with a user interface have been noticed. Based on that a relevant process improvement method has been selected and applied to analyze different cases of interactions between a user and an interface. This analysis has...
In a press release on March 6th 2017, IBM has commited itself to develop a commercial quantum system called IBM Q. For the first time this enables IBM to directly target potential customers in this field e.g. HPC groups or industrial R&D departments. Early access to a Quantum Computer on the cloud is enabled via the IBM Quantum Experience. The IBM Quantum Computer has been presented at this years...
The objective of this paper is to explore how cybersecurity policies pertaining to data privacy, data acquisition, data fusion and data mining, impact the feasibility and functionality of Dynamic Data Driven Application Systems (DDDAS). In this work, a social media network model, will serve as the DDDAS of study in order to reveal how varying cybersecurity policies, could alter the functionality and...
This paper argues that for each advance in RE that has been made in the past 1000 years, the older practices were not replaced but still exist, and need to be studied empirically.
This paper provides a comparative evaluation study with totally blind participants to evaluate their performance using two braille input methods. BrailleEnter, a gesture based input method, is compared to the Swift Braille keyboard, which requires finding the location of six buttons representing braille dots. Six blind participants assessed the performance of both keyboards on Android platforms. There...
Specialists of a number of scientific institutes in this article present examples of successful models of modern press services in institutions in the field of science and education in Russia and research their key methods in work.
In this paper, anomaly symptom detection using ensemble prediction based on newly developed weighting method is presented for time series. This weighting method is characterized that weights are determined in proportion to the indices defined by the prediction errors in a certain time period in the past. Next, alarm prediction based on this prediction method is proposed. Prediction accuracy is considered...
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