A handful of Westerners have been killed and a dozen of them who had been kidnapped in the region last year ended up in the hands of AQIM.
几名西方人被杀害，其中十几人去年在该地区遭到绑架，最终落到了AQIM组织手里。
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In this paper, we present a novel covert communication technique based on adaptive quantization index modulation (AQIM) and channel coding via the comparison of several existing ones.