Başlık için Fen Bilimleri Enstitüsü / Graduate School for Science and Engineering listeleme
Toplam kayıt 188, listelenen: 121-140
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Neural network as a forecasting tool for financial decision-making
(Işık Üniversitesi, 2008-09-18)For the last decade, machine learning techniques have been applied to financial tasks such as portfolio management, risk assessment and stock market prediction. Among these techniques artificial neural network as a machine ... -
Neural network based face detection
(Işık Üniversitesi, 2010)One of the challenging problems in computer vision is face detection. The goal of face detection is to locate all regions that contain a face regardless of any three dimensional transformation and lighting condition. There ... -
New approaches for channel estimation in wireless communications
(Işık Üniversitesi, 2006-03-10)This thesis first proposes a conputationally efficient, pilot-aided linear minimum mean square error (MMSE) batch channel estimation algorthm for the orthogonal frequency division multiplexing OFDM systems in unkonown ... -
A new model for speech compression
(Işık Üniversitesi, 2021-19-10)This thesis aims to propose a new low bit-rate speech compression method. In the proposed method, classical SYMPES (Systematic Procedure for Predefined Envelope and Signature Sequences) based predefined signature and ... -
New practices for extreme programming applied in campus on-line, a large web based application development project
(Işık Üniversitesi, 2003-01)In this thesis, we study practices for Extreme Programming, which is a recent methodology of software development based on rapid application development with small teams who need to develop software in an environment of ... -
A new priority based packet scheduler with deadline considerations
(Işık Üniversitesi, 2006)Quality of Services (QoS) issues have become a focus point of research on Next Generation Networks (NGNs). In order to supply the various QoS requirements for different kinds of applications, new packet scheduling policies ... -
A novel channel estimation algorithm for ultra wideband communication systems
(Işık Üniversitesi, 2005)Ultra WideBand (UWB) is an emerging technology that is currently investigated as one viable solution for high capacity, short range wireless indoor systems. Its robustness in dense multipath environments, low cost and low ... -
Optimal and model predictive control of a quadrotor
(Işık Üniversitesi, 2020-08-21)Quadrotors are unmanned aerial vehicles (UAVs) used widely and these vehicles have been controlled with di erent controllers, such as PID, Linear Quadratic Regulator (LQR) and, Model Predictive Control (MPC). In this study, ... -
Optimal project duration for resource leveling
(Işık Üniversitesi, 2017-07-13)Resource leveling is important in project management as resource fluctuations are costly and undesired. Typically, schedules with better resource profiles are obtained using the schedule found by Critical Path Method and ... -
Optimization of fertile land usage and agricultural production of Turkey
(Işık Üniversitesi, 2017-01-18)Turkey has a large amount of land which is suitable for agriculture. On the other hand, agricultural activities gradually decrease every year. Moreover, the fertile lands are not used effectively. As a result, production ... -
Optimization of integer-pel motion estimation for H.264 video encoding on tms 320c6416t digital signal processor
(Işık Üniversitesi, 2007-12-03)Video processing is used in many applications such as broadcast television and home entertainments. Video applications have been revolutionized by the advent of digital TV and DVD-video players. The standardization of video ... -
An optimization-based decision support system for dormitory placement at Işık University
(Işık Üniversitesi, 2015-12-16)Placing students to dormitories is a yearly, routine activity at universities. Until recently, this process has been accomplished manually at Işık University. The manual process had several disadvantages: it was slow, it ... -
Optimum blend of fractal methods for automatic malignancy determination in dermoscopy images
(Işık Üniversitesi, 2015-08-10)The most important step is early and effective diagnosis in the treatment of melanoma which constitutes the biggest part of skin cancers results in death. At the present time, dermatologists take dermoscopy images, visually ... -
Paragraph and sentence level semantic textual similarity measurement techniques: An application on solving OSYM exam questions
(Işık Üniversitesi, 2019-09-06)An Application on Solving OSYM Exam Questions Semantic textual similarity is a well-known natural language processing (NLP) task which aims to measure the degree of similarity of two texts in terms of meanings. In this ... -
Parallel proposition bank construction for Turkish
(Işık Üniversitesi, 2019-04-02)PropBank is the bank of propositions which contains hand-annotated corpus for predicate-argument information and semantic roles or arguments. It aims to provide an extensive dataset for enhancing NLP applications such as ... -
Partner selection and resource allocation in single-cell, multi-cell and cognitive cooperative multiple access channels
(Işık Üniversitesi, 2013-06-06)Wireless communication has been widely used across the globe for several years. As the technology advances and gains popularity, more people start using it and more throughput is needed. For that reason, several techniques ... -
Perception of it governance in Turkey
(Işık Üniversitesi, 2012-02-08)Effective governance of IT in an organization is essential for delivering value to its business. IT Governance can be identified as an integral part of enterprise governance that includes processes and methods for making ... -
Performance analysis of space time transmit diversity in UMTS under presence of carrier phase offset
(Işık Üniversitesi, 2003-12)The reguirements for the next generation of mobile communication systems are primarily driven by the explosive growth of worldwide mobile communication subscribers. Additionaly, 3G systems will allow various of new services ... -
Performance analysis of static agent architecture with centralized matchmaking
(Işık Üniversitesi, 2005)Large- scale network environments such as the internet possess the characteristics of distributed data, distributed access and distributed control. This gives users a powerful mechanism for building and integrating large ... -
Performance and security issues in e-payment systems: pay on-line case
(Işık Üniversitesi, 2006-06)In this thesis, we report an experience on Performance and Security issues in E-Payment systems. We develop an E-Payment system which covers all introduced performance and security measures written in this thesis. We also ...