ASTM E2310-2004 利用中红外光谱学用带数据记录的曲线配合算法寻找光谱的使用的标准指南

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【英文标准名称】:StandardGuideforUseofSpectralSearchingbyCurveMatchingAlgorithmswithDataRecordedUsingMid-infraredSpectroscopy
【原文标准名称】:利用中红外光谱学用带数据记录的曲线配合算法寻找光谱的使用的标准指南
【标准号】:ASTME2310-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E13.03
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:数据;曲线;光谱的;红外线光谱法;配合;记录;算法
【英文主题词】:infrared;searchalgorithms;spectralsearch;spectroscopy
【摘要】:1.1Spectralsearchingistheprocesswherebyaspectrumofanunknownmaterialisevaluatedagainstalibrary(database)ofdigitallyrecordedreferencespectra.Thepurposeofthisevaluationisclassificationoftheunknownand,wherepossible,identificationoftheunknown.Spectralsearchingisintendedasascreeningmethodtoassisttheanalystandisnotanabsoluteidentificationtechnique.Spectralsearchingisnotintendedtoreplaceanexpertininfraredspectroscopy.Spectralsearchingshouldnotbeusedwithoutsuitabletraining.1.2TheuserofthisdocumentshouldbeawarethattheresultsofaspectralsearchcanbeaffectedbythefollowingfactorsdescribedinSection:(1)Baselines,(2)samplepurity,(3)Absorbancelinearity(BeersLaw),(4)samplethickness,(5)sampletechniqueandpreparation,(6)physicalstateofthesample,(7)wavenumberrange,(8)spectralresolution,and(9)choiceofalgorithm.1.2.1Manyotherfactorscanaffectspectralsearchingresults.1.3Thescopeofthisdocumentistoprovideaguidefortheuseofsearchalgorithmsformid-infraredspectroscopy.Themethodsdescribedhereinmaybeapplicabletotheuseofthesealgorithmsforothertypesofspectroscopicdata,buteachtypeofdatasearchshouldbeassessedseparately.1.4TheEuclideandistancealgorithmandthefirstderivativeEuclideandistancealgorithmaredescribedandtheirusediscussed.Thetheoryandcommonassumptionsmadewhenusingsearchalgorithmsarealsodiscussed,alongwithguidelinesfortheuseandinterpretationofthesearchresults.
【中国标准分类号】:A43
【国际标准分类号】:71_040_50
【页数】:9P.;A4
【正文语种】: