For instance, lighting systems are learning the best times to adjust light patterns based on mood cues (e.g., music, voice commands), resident activity, and the time of day. HVAC systems are balancing comfort with sustainability by tweaking temperatures around homeowner behavior and weather forecasts. Likewise, smart home security systems leverage AI to send more effective alerts.
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至于美以现有反导系统，也处于“紧平衡”状态，数量最多的爱国者和铁穹备弹只够全面抗击首轮来袭导弹，高空拦截的THAAD和箭2/箭3也只够打四轮。不但备弹量不足，价格也非常高。铁穹拦截弹单价10万—15万美元，大卫投石索拦截弹单价70万美元，爱国者PAC-3为500万美元，THAAD为1260万美元，相对便宜的标准SM-3 Block1B是1250万美元， Block2A则高达2800万美元，箭2为350万美元，箭3有200万—400万美元多种说法。