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題 名 | Regularization Method for Deconvolution Problems in Soil Dynamics=規則化方法在土壤動力學中反卷積問題之應用 |
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作 者 | 陳正宗; 陳立言; | 書刊名 | 高苑學報 |
卷 期 | 5:1 1996.02[民85.02] |
頁 次 | 頁261-269 |
分類號 | 441.12 |
關鍵詞 | 規則化方法; 土壤動力學; 反卷積; |
語 文 | 英文(English) |
中文摘要 | 起奇異積分及發教級數之問題為本文關切之重點,所須之規則化方法為 塞斯羅平均及 L 曲線觀念之綜合,藉本文所發展之方法,可有效的處理發散 級數之問題。本文並以均質單層土及多層土之反卷積高頻發散問題為例,驗 證本文所發展方法之實用性。 |
英文摘要 | In this paper, the dual representation model with hypersingularity and divergent series is reviewed. The Cesaro sum is applied to regularize the divergent series which occurs in the ground motion deconvolution analysis in soil dynamics. To deal with the ill-posed problem, we use the corner of the L-curve as the compromise point to determine the optimum order of the Cesaro sum, so that the high-frequency content can be suppressed instead of engineering judgement using the concept of cut off frequency is SHAKE program. Two examples are shown, one is for single layer soil with viscous damping, the other one is for multiple layer soil of the real site in Lotung, Taiwan. Both results are satisfactory. |
本系統中英文摘要資訊取自各篇刊載內容。