过去的时间线，有噪点、有胶片感，而且是 16:9 画幅，很像手持DV拍出来的感觉；现在的时间线，画面清晰，2.35:1 的画幅更符合当下数码产品的拍摄风格。而且两条时间线的色调一冷一暖，“只看画面就能感受到这是不同时间线”。 实力派演员加持保证了《宿敌 ...

Quantum signal processing (QSP) is a technique for transforming a unitary operation parameterized by a variable `x' into a unitary parameterized by a polynomial function f(x). This technique underlies ...

The Harmonic Drive is a key part of countless robotic applications. Incredibly simple yet quite odd to watch, this gear system is extremely precise with an impressive torque-to-weight ratio ...

This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...

The most talked about and market moving research calls around Wall Street are now in one place. Here are today’s research calls that investors need to know, as compiled by The Fly. Top 5 ...

During speech perception, listeners must extract acoustic cues from a continuous sensory signal and map them onto discrete phonetic categories, which are relevant for meaning (Stevens, 2002; Liberman ...