Unverified50% confidenceFactExact time
Representing Fourier spectral components as structures in a two-dimensional frequency-amplitude space can improve impact-echo defect classification, and this improvement goes beyond the effect of merely smoothing along the frequency axis.
1
Sources
50%
Confidence
Long-term
Relevance
10/14/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedIn the summary of noise conditions across the two datasets, FA-PI consistently outperformed the raw Fourier amplitude spectrum and Gaussian-smoothed Fourier amplitude spectrum baselines.76% similarUnverified谱渐进扩散通过傅里叶变换或小波变换将潜在表示分解为不同频段，早期步骤仅更新低频部分，逐步引入高频细节以减少计算量71% similarUnverifiedEdge computing can first perform feature extraction on high-frequency signals such as vibration and sound, uploading only compressed summaries, thereby reducing transmission pressure and lowering the risk of raw data exposure68% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1026653API
curl https://kongchang.com/api/v1/knowledge/claims/1026653MCP
get_claim(id=1026653)