نتایج جستجو برای: combined source

تعداد نتایج: 778949  

1997
Murari Srinivasan Rama Chellappa Philippe Burlina

This paper presents a general framework for combined source-channel coding within the context of subband coding. The unequal importance of sub-bands in reconstruction of the source is exploited by an appropriate allocation of source and channel coding rates for the coding and transmission of subbands over a noisy channel. For each subband, the source coding rate as well as the level of protecti...

Journal: :IEEE Trans. Geoscience and Remote Sensing 1997
Jon Atli Benediktsson Johannes R. Sveinsson Philip H. Swain

Hybrid classification methods based on consensus from several data sources are considered. Each data source is at first treated separately and modeled using statistical methods. Then weighting mechanisms are used to control the influence of each data source in the combined classification. The weights are optimized in order to improve the combined classification accuracies. Both linear and nonli...

Journal: :iranian journal of radiation research 0
x. qin department of occupational health, school of public health, shanxi medical university, taiyuan, 03001, china j. yin department of radiation medicine and environment medicine, china institute for radiation protection, taiyuan, 030006, china j. wen department of radiation medicine and environment medicine, china institute for radiation protection, taiyuan, 030006, china j. wen department of radiation medicine and environment medicine, china institute for radiation protection, taiyuan, 030006, china j. wen department of radiation medicine and environment medicine, china institute for radiation protection, taiyuan, 030006, china q. niu department of occupational health, school of public health, shanxi medical university, taiyuan, 03001, china

background:  hydrogen has been demonstrated can selectively reduce the hydroxyl, which is the main cause of ionizing radiation-induced damage. amifostine (am) is the only radioprotective drug approved by the u.s. food and drug administration for use in radiotherapy. the purpose of the present study was to investigate the combined radio-protective effect of hydrogen rich water (hrw) and am. mate...

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