惊天解密
Russian Film Festival in China attracts over 5 mln viewers_我的网站

一 | 8月26日消息,NVIDIA正式发布了DLSS 4.5光线重建技术,采用全新第二代Transformer模型,适用于所有RTX GPU,包括RTX 20、30、40、50全系显卡,通过最新NVIDIA App即可启用。 Moscow, Oct 19 (UNI) Over five million people have attended the online Russian Film Festival (RFF) in China, with fantastic drama Attraction, drama Salyut-7 and comedy Partner leading in viewership, the press service of the Russian state movie agency Roskino reported on Wednesday.
"The Russian Film Festival, held online on one of the world's largest Tencent Video platforms from September 26 to October 15, has ended in China. More than 5 million people have become viewers," the report said.
In three weeks, Chinese viewers were able to watch 17 Russian films of different genres for free. According to the report, the top three films in terms of number of views included fantastic drama about aliens Attraction directed by Fyodor Bondarchuk, drama Salyut-7 directed by Klim Shipenko and Alexander Andryushchenko's comedy Partner.
Chinese audience could also watch such recent Russian hits as disaster movie Metro, sports drama Upward Movement, space drama The Time of the First, comedy I'm losing weight, and thriller trilogy based on the works of great Russian classic Nikolai Gogol, Gogol.The beginning, Gogol.Viy, Gogol.Terrible Revenge, among others.
"This is a great result, and we are glad that the Chinese audience appreciated the modern Russian cinema. The preferences of the audience confirm the trend towards science fiction and spectacular pictures with powerful visual effects in the Chinese film market. The undisputed leader was the sci-fi film Attraction by Fyodor Bondarchuk, it was watched by more than 2.5 million people. In general, there has always been a request for spectacular large-scale action in China, which is confirmed by other films from the TOP 5: Salyut-7, Metro, Upward Movement. The Russian Film Festival in China has become the most successful event in the entire history of the RFF project, and we are already in dialogue with Chinese partners about areas of cooperation in 2023," Roskino General Director Inna Shalyto said.
The director of Attraction, Fyodor Bondarchuk, noted that Chinese viewers today can rightfully be called the most devoted audience of blockbusters, adding that it is "a great joy" for Roskino to gain recognition from the Chinese moviegoers well acquainted with this genre, according to the report.
The RFF is part of the days of Russian cinema abroad, which have been held by Roskino with the support of the Russian culture ministry since 2020. The main goal of the RFF is to introduce foreign viewers to a variety of modern Russian content. In 2020-2021, the festival took place in 23 countries, attracting over a million viewers. In 2022, the RFF has already been held in many countries, including Brazil, Kazakhstan, Azerbaijan, Jordan, Belarus, Uzbekistan. The festival is held both in online and offline formats.
UNI/SPUTNIK GNK。
DLSS光线重建是一项神经网络渲染技术,用于提升光线追踪和路径追踪场景的画质。 传统光追渲染中,每条光线只采样场景的一部分信息,直接输出的画面充满噪点,需要降噪器将多帧噪声画面合成成清晰图像,传统降噪器需要人工调校,效果受限于开发者的经验和投入。

二 |
DLSS光线重建工作流程:1080p噪声输入经Transformer模型处理后输出4K光追图像
NVIDIA的方案是用经过超级计算机训练的AI网络替代人工降噪器,生成采样光线之间更高质量的像素。该模型将降噪和超分辨率融合到同一个网络中,通过智能分析时间和空间引擎数据,重建出更清晰、更稳定、保真度更高的高分辨率图像。

三 | 据官方介绍,DLSS 4.5光线重建主要带来以下几项重大改进:
1、高效降噪器:新模型的计算能力提升了35%,处理的参数数量增加了20%,同时保持了与上一代模型相似的性能。 2、增强版超分辨率:在DLSS 4.5超分辨率的基础上,该模型在每个场景中都具有更深入的空间感知能力,并更智能地使用游戏引擎像素采样和运动数据。其结果是光照精度提升、时间稳定性改善以及光线追踪和路径追踪内容中的动作更加清晰。 3、扩展训练数据集:使用更大的数据集进行训练,新模型在图像重建方面表现更出色。这种智能使得模型能够更好地感知并选择最准确的引擎数据,以重建更接近真实场景的图像。 4、开发者精细化调控:全新模型搭配专属开发者遮罩工具,让开发者可进行更细致的参数调节,精准优化算法表现,进一步提升图像质量。
第二代Transformer模型带来更大降噪器和更深空间感知
随着DLSS 4.5光线重建正式发布,整套DLSS技术栈均已完成增强与更新,包含多项技术:仅限RTX 50系列的动态多帧生成和6倍多帧生成,支持RTX 40和50系列的帧生成,RTX全系列支持的光线重建、超分辨率和DLAA。
DLSS 4.5光线重建的改进在各款游戏中都有直观体现,《夺宝奇兵:古老之圈》中,新模型提供了更清晰的粒子效果,地下墓穴场景中,火把照亮地面的范围和渐变层次更自然,石头表面的贴图细节在动态光照下更清晰。
《夺宝奇兵:古老之圈》对比:右侧DLSS 4.5粒子效果更清晰
《识质存在》科幻走廊场景中,红色激光轨迹的拖影基本消除,每条激光的响应更加即时,走廊天花板的光带反射也更干净,不再有旧版中偶尔出现的噪点。

四 |
《识质存在》对比:右侧DLSS 4.5光照响应速度提升,激光残影减少
《心灵杀手2》中清晰度与稳定性大幅提升,旧版光线重建会将CRT老式电视屏幕的静电纹理过度平滑,新版能还原出更真实的噪点细节。角色面部的环境光遮蔽也更准确,暗部细节不再被过度抹平。

五 |
《心灵杀手2》对比:右侧DLSS 4.5保留CRT电视白噪条纹细节,光照精度提升
要使用DLSS 4.5光线重建,用户需要下载最新的GeForce Game Ready驱动580.88 WHQL或更新版本。安装后在NVIDIA App中前往设置>关于,然后选择加入抢先体验版(该功能将于9月正式上线)。 安装完成后,打开“图形”并选择支持的游戏,或选择窗口顶部的全局设置将光线重建应用于库中每款受支持的游戏。 滚动至驱动程序设置,点击DLSS优设-模型预设,点击自定义,打开光线重建下拉菜单,选择推荐或预设F,最后点击应用即可。
NVIDIA App中DLSS Override设置页面:选择Preset F或推荐即可开启DLSS 4.5光线重建
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Published on:21:12:29
