这幅画的颜料仅仅覆盖了部分画布,主体人像周围留出了大片空白。画作遵循数百年前的欧洲古典美术风格,似乎描绘了一名五官模糊的男子,其穿着的外衣类似于17世纪荷兰画家伦勃朗·梵·莱茵笔下人物的穿着。
当佳士得拍卖行决定拍卖这幅画时,团队成员都深感意外,但佳士得认为这次拍卖将标志着世界拍卖舞台上人工智能艺术的到来。
在拍卖之前,拍卖行给出的估价是1万美元。但是没想到,这幅画作遭到了疯抢。一位匿名的竞拍者进行了5次竞价,最终拿下了该画作。
Of course, a computer didn't spontaneously pick up a brush and become an artist. The AI that generated the image had human programmers — a Parisian art collective called Obvious, Christie's reported. Their collaboration, titled "Portrait of Edmond De Belamy," is part of a series of paintings of the fictional Belamy family and was expected to fetch $7,000 to $10,000, according to Christie's.
当然,计算机本身并不会自发地拿起画笔,变身艺术家。据佳士得介绍,创作这幅肖像画的人工智能依靠了人类程序员——一个名为“显而易见”的巴黎艺术团体。按照佳士得的说法,这幅画题为《埃德蒙·德-贝拉米像》,是虚构的贝拉米家族系列画作中的一件,原本估价7000至10000美元。
To generate the portrait, the Obvious team first fed the neural network a diet of 15,000 images painted between the 14th and 20th centuries, to train it to recognize visual elements in fine art, Obvious artist Hugo Caselles-Dupré told Christie's. The algorithm that eventually created an original image had two parts that worked against each other, called the Generator and the Discriminator; they dubbed this combative AI "generative adversarial network" (GAN), Caselles-Dupré explained.
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