“显而易见”团队的艺术家雨果·卡塞列斯-迪普雷告诉佳士得拍卖行,为生成这幅肖像画,他们首先将15000幅14至20世纪作品的图像输入一个神经网络,训练它辨认艺术品中的视觉元素。据介绍,最终生成原创画作的算法由两个相互矛盾的部分组成,分别被称作“‘生成者与“辨别者”。“显而易见”团队把这种斗争性人工智能称为“生成式对抗网络”。
"The Generator makes a new image based on the set, then the Discriminator tries to spot the difference between a human-made image and one created by the Generator. The aim is to fool the Discriminator into thinking that the new images are real-life portraits. Then, we have a result," he told Christie's.
卡塞列斯-迪普雷说:“‘生成者’依据作品库生成新图像,然后‘辨别者’会努力分辨人类画作与‘生成者’画作的区别。我们的目的是把‘辨别者’搞糊涂,让它以为新图像就是真人创作的肖像画。这时,我们的成果就产生了。”
GAN's final image was then inkjet-printed on canvas and framed, according to Obvious. At the bottom of the portrait is a mathematical formula representing the algorithm that created it, a nod to the relationship between the Generator and the Discriminator, Obvious artists wrote on the collective's website.
然后,“生成式对抗网络”创作出的成品会被喷墨打印机绘制在画布上,并装框成画。“显而易见”团队在其官方网站上介绍说,《埃德蒙·德-贝拉米像》的画面底端有一行数学公式,代表了生成这幅画的算法,肯定了“生成者”与“辨别者”之间的关系。
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