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By 2030, China's cities will be home to 1 billion people one in every eight people on earth. What kind of lives will China's urban billion lead? And what will China's cities be like? Over the past thirty years, China's urban population expanded by 500 million people, and is on track to swell by a further 300 million by 2030. Hundreds of millions of these(More)
In this paper, we introduce a sparse direction-of-arrival (DOA) estimation algorithm for sensor arrays presenting multiple scales of spatial invariance. We exploit the Khatri-Rao structure of the over-complete steering vector dictionary, corresponding to this array geometry, in order to devise a computationally efficient sparse estimation approach. This(More)
" Equipped with his five senses, man explores the universe around him and calls the adventure Science " , Edwin Powell Hubble. De la même façon, toute unité institutionnelle en relation avec la science ou l'éducation, (organisation publique ou privée, centre de recherche, institut de l'éducation supérieure, bureaux R&D, PME ou grandes entreprises) doit(More)
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