拉曼激光雷達(dá)測(cè)溫的綜合多級(jí)質(zhì)量控制技術(shù)
發(fā)布時(shí)間:2018-03-13 19:33
本文選題:遙感 切入點(diǎn):綜合多級(jí)質(zhì)量控制技術(shù) 出處:《光學(xué)學(xué)報(bào)》2017年04期 論文類型:期刊論文
【摘要】:利用10個(gè)方程對(duì)拉曼激光雷達(dá)系統(tǒng)獲得的原始數(shù)據(jù)進(jìn)行標(biāo)定,進(jìn)而反演溫度,并分別與同時(shí)刻、同有效對(duì)等高度層的標(biāo)準(zhǔn)溫度進(jìn)行定性對(duì)比。選取50組樣本,從定量分析(相似性評(píng)判、相差性評(píng)判,以及綜合評(píng)判)角度,通過權(quán)重系數(shù)篩選、誤差診斷以及標(biāo)準(zhǔn)化處理等手段對(duì)這些樣本開展特征統(tǒng)計(jì),篩選出每一級(jí)的質(zhì)量評(píng)判參數(shù)與分析方法。所獲取的各級(jí)評(píng)判標(biāo)準(zhǔn)均基于較大量樣本庫(kù),可以較好地代表激光雷達(dá)測(cè)溫的平均性能。實(shí)驗(yàn)樣本庫(kù)之外的實(shí)時(shí)探測(cè)樣本檢驗(yàn)表明,綜合多級(jí)質(zhì)量控制技術(shù)可有效地描述雷達(dá)測(cè)溫?cái)?shù)據(jù)的優(yōu)劣;在不同天氣背景下激光雷達(dá)的測(cè)溫效果存在差異。
[Abstract]:The original data obtained from Raman lidar system were calibrated by 10 equations, and the temperature was retrieved, and compared qualitatively with the standard temperature of the effective equal height layer at the same time. 50 groups of samples were selected. From the point of view of quantitative analysis (similarity evaluation, difference judgment, and comprehensive evaluation), the characteristic statistics of these samples are carried out by means of weight coefficient screening, error diagnosis and standardized treatment. The quality evaluation parameters and analysis methods of each level are screened out. The obtained evaluation criteria are based on a large sample base, which can represent the average performance of lidar temperature measurement. The real-time detection sample test outside the experimental sample database shows that, Integrated multi-stage quality control technique can effectively describe the merits and demerits of radar temperature measurement data, and the effect of lidar temperature measurement is different in different weather background.
【作者單位】: 西安理工大學(xué)機(jī)械與精密儀器工程學(xué)院;中國(guó)氣象科學(xué)研究院災(zāi)害天氣國(guó)家重點(diǎn)實(shí)驗(yàn)室;
【基金】:國(guó)家自然科學(xué)基金(61675166,41575027) 中國(guó)氣象科學(xué)研究院災(zāi)害天氣國(guó)家重點(diǎn)實(shí)驗(yàn)室基金(2013LASWB05) 陜西省自然科學(xué)基礎(chǔ)研究計(jì)劃(2014JQ5176) 陜西省教育廳自然科學(xué)專項(xiàng)(15JK1506)
【分類號(hào)】:TN958.98
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本文編號(hào):1607861
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