There are two ways in which this is primarily done: frame-based offsets that apply to all coefficients or just some portion of them, and macroblock-level offsets.

主要有两种做法：适用于所有的系数或只是其中一些部分的基于帧的偏移量，和宏块级的偏移。

youdao

youdao

Its main features include category based news story browsing, key frame based video abstract and keyword based news story querying.

它的主要特征包括：基于类别的新闻故事浏览，基于关键帧的视频摘要和基于关键词的新闻故事查询。

youdao

As I recall Saab (and some other car makers) give more information than others on their door-frame labels about varying tire pressure based on driving conditions.

WSJ: Me & My Car: What's the Best Tire Pressure for a Saab?

The Abi-Loader device - from Hertfordshire-based Steering Developments - can be used to deliver a folding or fixed-frame wheelchair to the driver's or passenger's door from the rear of the vehicle.

BBC: Roadshow reveals disability aids

Cardiff are hopeful of securing new investment soon, with Guernsey-based businessman Ben Steele the latest money man in the frame.

BBC: Cardiff City has lost out on new players - Dave Jones