peak identification

peak identification

Postby admin » Thu Mar 13, 2008 2:04 pm

Analyzing the mass spectra is a tedious process. Is there any software that may identify the peak automatically?
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Re: peak identification

Postby admin » Thu Mar 13, 2008 2:04 pm

販售質譜儀的廠商會隨機附贈質譜分析程式,能夠自動的找出peak,並分析分子量以及訊號強度。
但是若發生base line不平的時候,則訊號強度的偵測會錯誤;若雜訊很多,則常常會偵測到false positive的peak。目前有些演算法嘗試去解決這些問題,但是還有改進的空間。

以下連結是一個還不錯而且已經發表用來改進 MS peak 偵測演算法的網頁。
http://basic.northwestern.edu/publicati ... detection/

資料來源提供:翁淳逸
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