DailyTech

Tag: streams

  • Scientists Seize Plasma Streams, Coronal Raindrops in Sharpest-Ever View of Sun’s Corona

    In a landmark achievement for photo voltaic astronomy, scientists have unveiled essentially the most detailed view ever of the solar’s corona — its superheated outer environment — revealing weird, never-before-seen plasma options together with delicate “raindrops” and a snaking, high-speed plasma stream. Captured utilizing a cutting-edge adaptive optics system named Cona, put in on the Goode Photo voltaic Telescope (GST) in California, the brand new footage provides unmatched readability of phenomena lengthy obscured by Earth’s turbulent environment. The pictures, colored to signify hydrogen-alpha mild, present cooler plasma tracing the solar’s magnetic fields in mesmerising loops and arcs.

    Sharpest Photo voltaic Views But Reveal Coronal Rain, Racing Plasmoid, and Twisting Prominences

    As per researchers at NJIT’s Centre for Photo voltaic-Terrestrial Analysis, the adaptive optics permit the 1.6-metre telescope to succeed in its theoretical decision restrict of 63 kilometres. Among the many findings is the sharpest view but of coronal rain — slim filaments of plasma falling again to the photo voltaic floor alongside magnetic subject strains, some simply 20 kilometres vast. Not like Earth’s rain, these plasma threads arc and loop in response to the solar’s magnetism. One other putting discovery is the statement of a fast-moving ‘plasmoid’ — a stream of plasma racing throughout the corona at almost 100 kilometres per second.

    The footage additionally captured a quickly reconfiguring photo voltaic prominence—plasma loops anchored to the solar’s floor, twisting and dancing beneath magnetic rigidity. Scientists consider such observations may illuminate the mechanisms behind coronal mass ejections and photo voltaic flares, main drivers of space weather. Researchers notice that the solar’s floor seems smooth and “fluffy” on account of short-lived plasma jets referred to as spicules, whose origins stay mysterious.

    The crew’s findings have been printed Tuesday, Might 27, within the journal Nature.

    Examine co-author Philip Goode talked about that “This marks the start of a brand new period in photo voltaic astronomy.” Researchers now hope to implement comparable know-how in bigger devices such because the Daniel Okay. Inouye Solar Telescope in Hawaiʻi. 

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  • Odyssey’s new AI mannequin streams 3D interactive worlds

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    Odyssey, a startup based by self-driving pioneers Oliver Cameron and Jeff Hawke, has developed an AI mannequin that lets customers “work together” with streaming video.

    Out there on the net in an “early demo,” the mannequin generates and streams video frames each 40 milliseconds. Through fundamental controls, viewers can discover areas inside a video, much like a 3D-rendered online game.

    “Given the present state of the world, an incoming motion, and a historical past of states and actions, the mannequin makes an attempt to foretell the subsequent state of the world,” explains Odyssey in a blog post. “Powering this can be a new world mannequin, demonstrating capabilities like producing pixels that really feel lifelike, sustaining spatial consistency, studying actions from video, and outputting coherent video streams for five minutes or extra.”

    A lot of startups and Huge Tech corporations are chasing after world models, together with DeepMind, influential AI researcher Fei-Fei Li’s World Labs, Microsoft, and Decart. They imagine that world fashions may at some point be used to create interactive media, similar to video games and films, and run lifelike simulations like coaching environments for robots.

    However creatives have blended emotions in regards to the tech. A recent Wired investigation discovered that recreation studios like Activision Blizzard, which has laid off scores of staff, are utilizing AI to chop corners and fight attrition. And a 2024 study commissioned by the Animation Guild, a union representing Hollywood animators and cartoonists, estimated that over 100,000 U.S.-based movie, tv, and animation jobs will likely be disrupted by AI within the coming months.

    For its half, Odyssey is pledging to collaborate with inventive professionals — not substitute them.

    “Interactive video … opens the door to completely new types of leisure, the place tales may be generated and explored on demand, free from the constraints and prices of conventional manufacturing,” writes the corporate in its weblog submit. “Over time, we imagine all the things that’s video at the moment — leisure, advertisements, schooling, coaching, journey, and extra — will evolve into interactive video, all powered by Odyssey.”

    Odyssey’s demo is a bit tough across the edges, which the corporate acknowledges in its submit. The environments the mannequin generates are blurry and distorted, and unstable within the sense that their layouts don’t all the time stay the identical. Stroll ahead in a single path for some time or flip round, and the environment may immediately look totally different.

    However the firm’s promising to quickly enhance upon the mannequin, which may at present stream video at as much as 30 frames per second from clusters of Nvidia H100 GPUs at the price of $1 to $2 per “user-hour.”

    “Wanting forward, we’re researching richer world representations that seize dynamics much more faithfully, whereas growing temporal stability and protracted state,” writes Odyssey in its submit. “In parallel, we’re increasing the motion house from movement to world interplay, studying open actions from large-scale video.”

    Odyssey is taking a distinct method than many AI labs on the planet modeling house. It designed a 360-degree, backpack-mounted camera system to seize real-world landscapes, which Odyssey thinks can function a foundation for higher-quality fashions than fashions skilled solely on publicly accessible knowledge.

    Thus far, Odyssey has raised $27 million from traders, together with EQT Ventures, GV, and Air Road Capital. Ed Catmull, one of many co-founders of Pixar and former president of Walt Disney Animation Studios, is on the startup’s board of administrators.

    Final December, Odyssey said it was engaged on software program that enables creators to load scenes generated by its fashions into instruments similar to Unreal Engine, Blender, and Adobe After Results in order that they are often hand-edited.