Unverified50% confidenceFactExact time
Any periodic signal (including the trajectory of a closed curve) can be decomposed into a superposition of a series of sine waves with different frequencies, amplitudes, and phases.
1
Sources
50%
Confidence
Long-term
Relevance
9/26/2026
First Seen
Sources
Related Entities
Related Claims
Unverified谢泼德音的原理是将多个相差整数倍八度的正弦波叠加，并用钟形振幅包络使高频和低频成分逐渐淡入淡出71% similarUnverifiedOvercorrection manifests in telemetry data as high-frequency oscillations in stick inputs (typically in the 1–3 Hz band) and a persistent overshoot-pullback pattern in gyroscope data.69% similarUnverifiedWhen whispering, the vocal cords do not vibrate and produce an aperiodic noise signal, whereas normal speech involves quasi-periodic vocal cord vibration; the two differ in spectral characteristics.68% similarUnverifiedOFDM技术通过循环前缀将多径效应转化为可均衡的频率选择性衰落，使每个子载波成为独立的感知维度66% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/951337API
curl https://kongchang.com/api/v1/knowledge/claims/951337MCP
get_claim(id=951337)