少年

海外网5月13日电 据美国有线电视新闻网12日报道，美国纽约一名少年3月27日疑似因精神疾病发作，误打911报警。    (ECNS) -- Researchers at The University of Hong Kong (HKU) have developed a minimalist analogue content-addressable memory (CAM) chip that performs complex searches directly where data are stored, the university said Tuesday.    When tasked with calculating the analogue Hamming distance for machine learning classification, the new analogue CAM performed the task approximately 108 (100 million) times faster than a standard CPU, scoring exceptionally high accuracy across multiple datasets, according to the university.    The chip is designed to reduce the slow and energy-intensive transfer of data between memory and processors, known as the “von Neumann bottleneck.” Its architecture can compare incoming search data with all stored data simultaneously in a single step.    Led by professor Li Can from the Department of Electrical and Computer Engineering of the Faculty of Engineering and the Centre for Advanced Semiconductors and Integrated Circuits (CASIC), the team built each analogue CAM cell with just two transistors, compared with up to 16 in a conventional digital CAM cell. The design reduces chip area and allows continuous analogue signals to be processed directly.    Li said the team is exploring how the technology could support search mechanisms in large AI models. The findings were published in Nature Nanotechnology.    (By Intern Yang Hongran, Zhang Dongfang)                    。警员到场后不但未试图安抚，且不顾家属极力解释恳求，2分钟内连开4枪将少年击毙。如今家属要求讨回公道。

事发当天，19岁的罗萨里奥因精神健康问题报警，2名警员赶到时弟弟乌索解释道，“他（哥哥罗萨里奥）有点小毛病，甚至不知道自己在干什么”。检方公布视频显示，两名警员跟着母亲科斯塔和弟弟乌索进入厨房。厨房里的哥哥明显看起来很苦恼，接着突然拿起剪刀，不顾母亲阻止扑向警员。警员立刻使用电击枪，使哥哥短暂昏迷，现场顿时一片混乱。

母亲试图从儿子手中夺过剪刀，警员却要她退后，弟弟则在一旁恳求员警不要开枪。当母亲终于拿走剪刀后退时，一名员警再对哥哥使用了电击枪，被激怒的哥哥又抓起剪刀朝警员走去，双方搏斗中传出枪响。这时弟弟和母亲一起上前抱住哥哥，但几步之外的一名警员对哥哥开了枪，哥哥中弹后几乎无法站立，随后警员又连开3枪，导致他倒地身亡。

母亲科斯塔指控，“警察来之前的几分钟内一切都很平静，他们来了之后不断制造混乱，还在我面前谋杀了他。我想保护我儿子，我恳求他们不要开枪，但警察还是杀了他。

B | ”弟弟乌索也表示，“警察如此鲁莽且咄咄逼人，甚至可能把妈妈和我也杀掉”，他要求解雇并起诉2名警员。（海外网 侯兴川）