نتایج جستجو برای: decentralized signal processing

تعداد نتایج: 829014  

Journal: :amirkabir international journal of electrical & electronics engineering 2015
m. kosari s. h. hosseinian a. mahmoudi

variation of frequency and voltage by load changes in a microgrid is a challenge in droop control method. centralized restoration frequency or voltage in a microgrid requires communication link and therefore affects the advantage of decentralized droop control such as reliability, simplicity and inexpensiveness. this paper proposes a decentralized method that restores the frequency of a microgr...

2005
XuanLong Nguyen Martin J. Wainwright Michael I. Jordan

In this paper, we show the correspondence between distance measures and surrogate loss functions in the context of decentralized binary hypothesis testing. This correspondence helps explicate the use of various distance measures in signal processing and quantization theory, as well as explain the behavior of surrogate loss functions often used in machine learning and statistics. We then develop...

Journal: :iranian journal of neurology 0
seyyed abed hosseini center of excellence on soft computing and intelligent information processing and department of electrical engineering, ferdowsi university of mashhad, mashhad, iran mohammad ali khalilzadeh research center of biomedical engineering, islamic azad university, mashhad branch, mashhad, iran mohammad bagher naghibi-sistani center of excellence on soft computing and intelligent information processing and department of electrical engineering, ferdowsi university of mashhad, mashhad, iran seyyed mehran homam department of medical, islamic azad university, mashhad branch, mashhad, iran

background: this paper proposes a new emotional stress assessment system using multi-modal bio-signals. electroencephalogram (eeg) is the reflection of brain activity and is widely used in clinical diagnosis and biomedical research. methods: we design an efficient acquisition protocol to acquire the eeg signals in five channels (fp1, fp2, t3, t4 and pz) and peripheral signals such as blood volu...

2007
Tobias Weber Xinning Wei

In future mobile radio systems, interference cancellation is a very challenging issue. The decentralized iterative joint detection (JD) / joint transmission (JT) signal processing considering only partial channel state information (CSI) for intercell interference cancellation is a promising candidate for future time division duplex (TDD) based orthogonal frequency division multiplexing (OFDM) m...

2002
Robert F.H. Fischer Christoph Windpassinger Alexander Lampe Johannes B. Huber

This paper extends the results of [3] and presents a modified version of Tomlinson-Harashima type precoding applicable to a setting with decentralized receivers, e.g., in a DS-CDMA downlink scenario. Precoding, i.e., nonlinear pre-equalization, is an interesting strategy for significantly simplifying signal processing at the receiver side (mobile terminals) at only moderate additional complexit...

Journal: :Yearbook of Medical Informatics 2002

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی برق 1387

در تحقیقات کنونی برای پردازش و تحلیل محتوای سیگنال های صوتی، طبقه بندی و قطعه بندی صوت به مسئله مهمی تبدیل شده است. متمایزسازی گفتار-موسیقی بعنوان دو کلاس مهم از سیگنال های صوتی یکی از مهم ترین شاخه ها در این زمینه است که کاربردهای بسیاری از جمله بعنوان پیش پردازش سیستم های بازشناسی گفتار خودکار، شاخص گذاری و بازیابی بر اساس محتوای صوت و تصویر، بهبود کدینگ صوت و مدیریت آرشیوهای صوتی دارد. بنابر...

Journal: :Transportation Research Part C: Emerging Technologies 2015

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