Several external factors negativelyimpact accurate estimation, such as motion artifacts [5] that arise from a person's movements and performed activities [6,7], sensor misplacement [8] or slippage during wear, and environmental conditions that change over time such as low temperatures [9] or high levels of ambient light [10].

Some AI-generated content is easy to spot as fake and is marked as such, but others are convincing enough that anyone scrolling through social media could easily be misled. Two leaders of a fledgling Japanese political party unveil a red logo reminiscent of Chinese Communist Party imagery. Grannies vent in public about what they see as political nonsense. Whatever the outcome of Sunday's Lower House election, the race will be remembered not least for having witnessed the full-blown debut of AI slop in Japanese politics. As more voters in Japan turn to social media for political updates and policy debates, the internet is increasingly looking like a dumping site for fake and dubious news and content. In a time of both misinformation and too much information, quality journalism is more crucial than ever.

Valve's Steam Machine: Everything we know The apps can be voice-controlled, but can't replace Siri. Apple plans to allow third-party voice-controlled AI apps in CarPlay, reports . Siri is the default voice assistant for things like controlling music and looking up directions, but future AI apps in CarPlay could handle the complicated, open-ended requests Siri can't answer. The expanded support would let developers like OpenAI or Google offer versions of their ChatGPT and Gemini apps for CarPlay. Similar functionality is possible just by connecting a smartphone to a car over Bluetooth and using an AI app's voice mode, but CarPlay support would presumably make the process a little more seamless.

The viral social network for bots reveals as much about our own current mania for AI as it does about the future of agents. For a few days this week the hottest new hangout on the internet was a vibe-coded Reddit clone called Moltbook, which billed itself as a social network for bots. As the website's tagline puts it: "Where AI agents share, discuss, and upvote. Launched on January 28 by Matt Schlicht, a US tech entrepreneur, Moltbook went viral in a matter of hours. Schlicht's idea was to make a place where instances of a free open-source LLM-powered agent known as OpenClaw (formerly known as ClawdBot, then Moltbot), released in November by the Australian software engineer Peter Steinberger, could come together and do whatever they wanted. More than 1.7 million agents now have accounts. Between them they have published more than 250,000 posts and left more than 8.5 million comments (according to Moltbook). Those numbers are climbing by the minute. Moltbook soon filled up with ...