نتایج جستجو برای: full diversity
تعداد نتایج: 479277 فیلتر نتایج به سال:
The primary aim of this study was to evaluate the utility of orthopantomography for human identification. Three hundred orthopantomograms were randomly selected from those stored at Dental Hospital of Yonsei University in Seoul. Dental patterns observed in the orthopantomograms were converted into eight codes and their diversity was calculated. The diversity of dental patterns in the orthopanto...
Multiple antennas can greatly increase the data rate and reliability of a wireless communication link in a fading environment, but the practical success of using multiple antennas depends crucially on our ability to design high-rate space–time constellations with low encoding and decoding complexity. It has been shown that full transmitter diversity, where the constellation is a set of unitary ...
Pyrosequencing of PCR-amplified fragments that target variable regions within the 16S rRNA gene has quickly become a powerful method for analyzing the membership and structure of microbial communities. This approach has revealed and introduced questions that were not fully appreciated by those carrying out traditional Sanger sequencing-based methods. These include the effects of alignment quali...
This study provides a general diversity analysis for joint complex diversity coding (CDC) and channel coding-based spacetime-frequency codeing is provided. The mapping designs from channel coding to CDC are crucial for efficient exploitation of the diversity potential. This study provides and proves a sufficient condition of full diversity construction with joint three-dimensional CDC and chann...
This paper proposes high-rate full-diversity spacefrequency trellis code (SFTC) designs, which achieve the full diversity advantage at high transmission rate, for frequency selective fading channels. The proposed SFTC are derived based on the concept of concatenated space-time block code (STBC) and multiple trellis coded modulation (MTCM) encoder constructions. The existing SFTC designs only pr...
telomerase and systems controlling their activity have been of great attention. there are controversies regarding the role of the alternative splicing forms of the human telomerase reverse transcriptase (htert), the catalytic subunit of telomerase. therefore, the correlation between telomerase enzyme activity, the abundance of alternatively spliced variants of htert and doubling time of a serie...
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