KOÇ ÜNİVERSİTESİ: Recent submissions
Now showing items 201-220 of 1847
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Development of an efficient electromagnetic simulation algorithm for planar geometries with multiple vertical conductors
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ÖZET Çoklu Dikey İletkenli Düzlemsel Geometriler için Verimli Elektromagnetik Simulasyon Algoritmasının Geliştirilmesi Çoklu dikey metalizasyonlu genel düzlemsel geometrilerin analizi için Moment Metodu uygulanmış MPIE ... -
Integrated vehicle routing and warehouse location problem
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT This thesis proposes an exact algorithm for the integrated vehicle routing and warehouse location problem, known as WLRP. WLRP helps the supply chain managers to make strategic level decisions, and may be used in ... -
Sculpture surface machining
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT The ball end milling process is used extensively in machining of sculpture surfaces in automobile, die/mold and aerospace industries. In planning machine operations, the process planner has to be conservative in ... -
The Use of semiempirical molecular orbital methods to solve structure-activity relationships problem
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)IV BAZI YARI-AMPİRİK MOLEKÜLER ORBITAL METODLARIN YAPI-AKTİVİTE İLİŞKİSİ PROBLEMİNİN ÇÖZÜMÜNDE KULLANILMASI Şükrü Murat Cebeci Yüksek Lisans Tezi - Fizik Haziran 2003 Tez yöneticisi: Prof. Dr. Mustafa Kumru OZ Bu tezin ... -
Analysis of multi-company collaborative supply chain management using mixed integer linear programming
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT Production systems must interact with other systems for a better performance. The interaction among production systems is usually established when these systems exchange materials. Integrated analysis of different ... -
Spectrally efficient wireless packet data system design for multimedia service provisioning
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ÖZET Verimli telsiz paket veri erişimini sağlamanın en iyi yolu çoklu-kullanıcı çeşitlemesinin kullanılmasıdır. IS-856 sistemi uyarlanmaz kodlama ve modülasyon türlerini kullanarak sistem kaynaklarım belli bir zaman diliminde ... -
Multimodal speaker identification with audio-video processing
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ÖZETÇE Bu tezde, metne bağlı çoklu ortamlı bir konuşmacı tamma sistemi tanıtılmıştır. Amaç, geleneksel tek ve çift ortamlı tanıma sistemlerinin başaranını arttırmaktır. Önerilen sis tem, bir video akımında bulunan üç temel ... -
A Two-stage mathematical programming algorithm for predicting secondary structures of proteins
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT Recognition of function of protein is one of the major steps in drug discovery process and it is known that functions of polypeptides are dictated by their structures. This study aims to predict secondary structures ... -
Application of model predictive control for optimization of centralized and decentralized supply chain systems
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT This thesis studies Model Predictive Control (MPC) as an optimization tool for supply chain systems and compares its results on multi-product centralized and decentralized systems. The main challenge in supply ... -
Fast blind equalization using subgradient-based algorithms
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT In this thesis, several novel blind equalization methods based on subgradient search over a convex cost surface are presented. These subgradient-based methods are alternatives to the existing iterative blind ... -
Computational modeling of bio-fluid mechanics of white blood cells
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT The white blood cell is a soft biomaterial that exhibits unique behavior when exposed to the action of a flowing fluid. This behavior often determines the structure-function relationships of the cell-fluid system ... -
Multiperiod mean-variance portfolio optimization in Markovian markets under imperfect information
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT In this thesis, we analyze multiperiod portfolio optimization problems in stochastic mar kets where periodic returns are serially correlated and information flow is imperfect. Serial correlation and imperfect ... -
Advanced planning and scheduling in supply chain systems
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT Supply chain management covers all of the activities from raw material procurement to final delivery of orders to customers. Since it involves different activities with different nature, planning and scheduling ... -
Design modeling and characterization of electrostatically actuated microscanners
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ÖZET MEMS teknolojisi ile üretilen mikro-tarayıcılar ışığın standart üretim teknikleri ile üretilen yapıların ulaşabileceğinin çok ötesindeki boyut, hassasiyet ve hızlarda yönlendirilebilraesini sağlamaktadır. Tek boyutlu, ... -
Statistical QoS assurances for wireless packet data and integration methodologies for 3G/WLAN
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ÖZETÇE Kablosuz teknolojilerdeki hızlı gelişmeler, yarının ağlarının çok yönlü ve farklı nitelikteki sistem yüklerini uyarlamak yaklaşımlarla desteklemesini gerektirir. Geleceğin kablosuz sis temleri, küresel veri ağı ... -
Mechanics, dynamics and thermal analysis of hard turning process
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT In precision machining, due to the recent developments on the cutting tools, machine tool structural rigidity and improved CNC controllers, hard turning is an emerging process as an alternative to some of the ... -
A finite-volume/front-tracking method for computations of multiphase flows in complex geometries
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT* A finite- volume/front- tracking (FV/FT) method is developed for computations of mul tiphase flows in complex geometries. The method is based on the one field formulation of the flow equations and treating different ... -
Dynamic forces and hole quality in drilling process
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT Drilling is one of the most commonly used machining processes in various industries such as automotive, aircraft and aerospace, dies/molds, home appliance, medical and electronic equipment industries. Due to the ... -
Experimental and theoretical studies on the mechano-optical and energy behaviour of thermoplastic polyurethane ureas
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT In the experimental part of this thesis, effect of composition on the mechano-optical prop erties of thermoplastic polyurethaneureas was investigated by selectively varying the type and content of soft and hard ... -
Stochastic production planning and sourcing problems with service level constraints
(KOÇ ÜNİVERSİTESİ/Fen Bilimleri Enstitüsü, 2018-08-06)ABSTRACT We study stochastic multiperiod production planning problems of a manufacturer with single/multiple plant(s) and/or subcontractors. Each source, i.e. each plant and subcontractor, has a different production cost, ...