English
全部
搜索
图片
视频
地图
资讯
Copilot
更多
购物
航班
旅游
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
最佳匹配
最新
电子工程专辑
5月
FFT怎么补零?快速傅里叶变换(FFT)中为什么要补零?
补零是一种有效的技术,可以改善 FFT结果的可视化效果,并可能加快计算速度。然而,重要的是要理解,它不会提高原始信号的基频分辨率,如果使用不当,可能会引入伪影。 快速傅里叶变换(FFT)中为什么要补零? 零填充允许使用更长的FFT,这将产生更长的FFT ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Inflation held steady in Dec
Settles sexual assault suit
Prosecutor fired over case
Ex-Navy sailor sentenced
Farmers stage Paris protest
Nurses strike enters 2nd day
US ends TPS for Somalis
Today in history: 1968
Pleads not guilty to murder
To host summit w/ S. Korea
Trump to meet w/ Machado
Blue Jackets fire coach
BBC seeks dismissal of suit
Weighs trans athlete bans
Trump cancels Iran talks
Transferring to Oregon
Man shot by agents charged
Sen. Kelly sues Pentagon
To give public testimony
Black Midi guitarist dies
Returns to PGA Tour
US slams RU’s ‘escalation’
Former Pirates reliever dies
SCOTUS declines to hear case
Former French coach dies
Move into Gracie Mansion
‘The Chase’ returns in 2026
Australian teen charged
Alphabet joins $4T club
Minnesota sues federal govt.
Alpine confirms Doohan exit
GA lieutenant governor bid
Backpack seizure hearing
Suspended for 1 game
反馈