Results 61 to 70 of about 904,518 (311)

A Low-Complexity, Full-Rate, Full-Diversity 2 X 2 STBC with Golden Code's Coding Gain [PDF]

open access: yes, 2008
This paper presents a low-ML-decoding-complexity, full-rate, full-diversity space-time block code (STBC) for a 2 transmit antenna, 2 receive antenna multiple-input multiple-output (MIMO) system, with coding gain equal to that of the best and well known ...
Rajan, B. Sundar, Srinath, K. Pavan
core   +1 more source

Unraveling epigenetic heterogeneity across gastrointestinal adenocarcinomas through a standardized analytical framework

open access: yesMolecular Oncology, EarlyView.
This study shows that patients with gastrointestinal adenocarcinomas can be stratified into six distinct subtypes based on genome‐scale DNA methylation profiling. This stratification, achieved using a robust analytical framework, aligns with established tumor characteristics and holds potential to support prognostication.
Rita Pinto   +3 more
wiley   +1 more source

Space-time block coding for multiple transmit antennas over time-selective fading channels [PDF]

open access: yes, 2006
The last decade we have witnessed an extraordinary growing interest in the field of wireless communications. Wireless industry has recently turned into a technology known as Multiple-Input Multiple-Output (MIMO) to minimize errors and optimize data speed.
Erotokritou, Ioannis
core   +2 more sources

SKA1 promotes oncogenic properties in oral dysplasia and oral squamous cell carcinoma, and augments resistance to radiotherapy

open access: yesMolecular Oncology, EarlyView.
The mitosis‐related gene SKA1 was among 629 genes consistently dysregulated in OSCC across nine public gene expression datasets. In OSCC cell lines, SKA1 promoted proliferation and migration, enhanced radioresistance, and reduced radiation‐induced senescence.
Alexander Michael Grandits   +7 more
wiley   +1 more source

Low-Complexity Decoding of Block Turbo-Coded System with Antenna Diversity

open access: yesEURASIP Journal on Advances in Signal Processing, 2003
The goal of this paper is to reduce the decoding complexity of space-time block turbo-coded system with low performance degradation. Two block turbo-coded systems with antenna diversity are considered.
Chen Yanni, Parhi Keshab K
doaj   +1 more source

A new approach to joint full-rate STBC and long-code WCDMA for four transmit antenna MIMO systems [PDF]

open access: yes, 2006
In this work, we propose a novel combination of an extended orthogonal space-time block code (EO- STBC) or a quasi-orthogonal space-time block code (QO-STBC) and a long-code wideband code division multiple access (WCDMA) scheme to exploit spatial ...
Jonathon Chambers (1251609)   +1 more
core   +1 more source

Addressing persistent challenges in digital image analysis of cancer tissue: resources developed from a hackathon

open access: yesMolecular Oncology, EarlyView.
Large multidimensional digital images of cancer tissue are becoming prolific, but many challenges exist to automatically extract relevant information from them using computational tools. We describe publicly available resources that have been developed jointly by expert and non‐expert computational biologists working together during a virtual hackathon
Sandhya Prabhakaran   +16 more
wiley   +1 more source

PAPR Reduction Performance by Active Constellation Extension for Diversity MIMO-OFDM Systems

open access: yesJournal of Electrical and Computer Engineering, 2010
The V-BLAST wireless communication architecture, space-time block code (STBC), and space-frequency block code (SFBC) techniques are strong candidates for achieving very high data rates in 4G broadband wireless communications.
Theodoros Tsiligkaridis   +1 more
doaj   +1 more source

The Standard Model on Non-Commutative Space-Time: Strong Interactions Included [PDF]

open access: yesEur.Phys.J.C42:499-504,2005, 2005
This paper is a direct extension of our paper: "The Standard Model on Non-Commutative Space-Time: Electroweak currents and Higgs sector", hep-ph/0502249, now with strong interactions included. Apart from the non-commutative corrections to Standard Model strong interactions, several new interactions appear.
arxiv   +1 more source

Joint space time block code and modulation classification for MIMO systems [PDF]

open access: yes, 2016
Non-cooperative identification of unknown communication signals is a popular research area with widespread civilian and military applications. Multiple input multiple output (MIMO) systems employing multi-antenna transmission pose new challenges to ...
Bayer, Özgür, Öner, Mengüç
core   +1 more source

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