特徵譜線 的英文怎麼說

中文拼音 [zhǐxiàn]
特徵譜線 英文
characteristic spectral line
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : 名詞[音樂] (古代五音之一 相當于簡譜的「5」) a note of the ancient chinese five tone scale corre...
  • : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 特徵 : characteristic; feature; properties; aspect; trait
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物,對高光數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光性及變異規律,進一步明確了掌握地物光和變異規律是用成像光儀數據提取地物信息的基礎;發現了基於光整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲整體平移的「同物異」現象,對于形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  2. In this diploma thesis, the statistic and structural characteristic of musical score image is analyzed and synthesized by relevant technology of image project, pattern recognition, mathematical morphology, software engineering, music knowledge, midi and so on. the concept of direction number has been defined, and then the mathematical morphology theory is used to process musical score image and recognize musical information. specialized direction number algorithms are firstly used to preprocess a musical score image and then recognize stafflines, barlines, pitch, note values, clef, etc. finally the musical information of the musical score image is automatically stored in the midi format

    本文利用圖像處理、模式識別、數學形態學、音樂知識庫與midi等相關技術,分析與綜合數字樂圖像的統計與結構,提出了方向數等概念,對樂圖像進行處理,利用直方圖技術與方向數演算法識別、小節、符乾等樂的主要框架,然後用數學形態學理論識別音高與時值,最後根據這些音樂信息,組合成音樂樂信息,並自動轉化成midi格式。
  3. On the basis of remote sensing technique ' s good characteristic with large - area, multi - time, multi - photograph variety, manifold abundant spectral information and high ground resolution, the fault tectonics frame, river geomorphy ( such as terrace, floodplain, shoal, etc ) and suspended load, etc. were explained after analyzed the fault tectonics, river geomorphy, characteristic in the tm image by gray bar statistics, primary component analyses, tm741 image integration, line convolve enhancement and model recognition etc. especially 9 piece of fault tectonics were explained in this thesis, in succession, the impacts of the factors severally were analyzed

    遙感技術具有大范圍、多時相、多片種、多層次、含有豐富的光信息及具有較高的地面解析度的點。本文利用該技術,運用灰階統計分析和主成分分析、 tm741多波段融合、性卷積增強、模型提取等一系列遙感解譯分析方法,分析了斷裂構造、河流地貌(階地、漫灘、沙洲)及懸浮物等在tm遙感圖象上的影像,解譯出了安徽南部斷裂構造格架、河流地貌和懸浮物的分佈,並新解譯出了9條近東西向的斷裂。
  4. Above all, the system fuse the eradiate noise ' s different sides " feature and offer strong elements for the next process : classifying. it is very important to study the classifier in this dissertation

    其中反映了船舶輻射噪聲的頻域信息,能量綜合了不同頻段內的信息,而分維反映了信號的時域的信息。
  5. Through the inspecting, the author selected three methods of eradiate noise ' s feature extraction. the methods include the pedigree, e - filter, fractal. in those methods, the pedigree is based on frequency field, the e - filter is based on the energy field and the fractal is based on time field

    本文作者經過考察,採用了三種前期研究中較為有效的水下目標提取方法? ?基於功率估計的提取方法、基於小波分析的不同頻段內能量提取方法和基於水聲信號分維性的提取方法。
  6. The fourth chapter introduces the theory of fractional brown movement ( fbm ). the image texture of turning workpiece is analyzed using fbm model. after abstracting the texture character, the cutting tool wear status can be determined according to fractal dimension and average slope of the fitting curve of the logarithm power spectrum

    第四章採用分數布朗運動( fbm )的基本理論,對切削工件表面紋理的圖像進行分析,提取紋理參數,根據分形維數和圖像上對數功率的擬合曲的平均斜率來判斷刀具的磨損狀態。
  7. The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "

    認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨激光能量的增加, cu等離子體輻射(分立) 、連續背景輻射(連續) 、電子溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等離子體,其輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等離子體的影響,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。
  8. The authors studied the characteristics of element geochemistry, mineral assemblage and microtexture of the white reticulate clay in the quaternary laterite of the dongting basin with some experimental analysis methods, such as chemical analysis, x - ray diffraction analysis, ir and sem analysis. the genesis of the vermiculate reticulate clay and the rhizomatic reticulate clay in the quaternary laterite of the dongting basin are discussed. the formation of crannies or holes in the soil and the transference of soil elements are absolutely necessary conditions to form the white reticulate clay in laterite

    在野外考察的基礎上,運用化學全量分析x射衍射分析紅外光分析和掃描電鏡微形貌分析等實驗方法和手段,對洞庭盆地第四系紅土地層中網紋的元素地球化學礦物組合和微形貌進行了系統研究,對洞庭盆地紅土地層中2種主要的網紋類型蠕蟲狀網紋和根狀網紋的成因進行了探討。
  9. Observation of the on - off sequencing of characteristic spectral lines from tracer materials arranged in layers in, or surface patterns on, planar or spherical targets can provide a record of radial or lateral energy transport processes in laser - generated plasmas

    測量激光聚變靶產生的軟x射時間變化連續的形狀,可以知道許多x射產生過程的詳細動態記錄,這有助於理解實驗的熱學條件。觀察軌跡特徵譜線的閉合序列,能提供關于激光等離子體激發能量和滯后能量的傳輸過程記錄。
  10. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括:提出了模糊隨機變量協方差和反向協方差的概念;研究了二階模糊隨機變量的均方收斂性,並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其分解的若干定理;根據均方模糊隨機分析理論,得到了輸入為模糊隨機過程的性系統的輸出輸入統計關系方程;證明了ito型模糊隨機微分方程解的存在唯一性,並給出了ito型性模糊隨機微分方程解的表達式,統計方程以及非性模糊隨機微分方程的數值解法;得到了模糊性系統的穩定性和可觀性條件、性模糊隨機系統統計方程和性模糊隨機系統的kalman濾波演算法;研究了當觀測值是模糊數據時,性回歸模型的建立。
  11. The leakage gamma ray of iron spheres is measured by high pure germanium ( hpge ) detector. comparing with the bc - 501a scintillator detector, four characteristic gamma rays : 846. 77, 1238. 282, 1771. 351 and 2212. 933kev caused by inelastically scattered neutrons are coincident with the bc - 501 a scintillator detector. it shows that the measurements by bc - 501 a scintillator detector are accurate and credible

    利用高純鍺探測器測量泄漏能,並與bc - 501a測量的結果進行了對比,幾個典型的中子非彈性散射所產生的峰846 . 77kev , 1238 . 282kev , 1771 . 351kev和2212 . 933kev ,對應的較一致,由此確定bc - 501a探測器測量結果是準確、可靠的。
  12. Based on the results from the study, a method for matrix differentition and qualitative and semi - quantitative component analysis for cu - based alloy was developed with bright application prospect

    利用銅元素及成分元素特徵譜線進行了基體鑒別和成分元素分析,研究結果可用於合金基體鑒別及銅合金成分元素的定性和半定量分析。
  13. Afterwards, neural network linked the non - linear relationship between the track ’ s parameters and it ’ s characteristics

    選擇改進型bp網路,經過學習和優化,建立軸心軌跡參數和之間的非性映射。
  14. The variation of the film composition can be monitored by using the method of spectrum analysis during the film deposition ( for the intensity of the persistent line is proportional to the particle density of the element in the vacuum chamber ). the measurement of the transmission spectrum of the film on a transparent substrate can be used to calculate the film parameters, such as refractive index, extinction coefficient and the thickness of the film. therefore, the combination of the two methods would be helpful to on line monitoring the film constituents and the optical paramenters in the preparation of thin films

    在制備薄膜的過程中,利用光分析的方法,以放電光特徵譜線強度的變化來反映相應物質成分的變化,以連續光光源發出的光透射過薄膜的透射率的變化,來反映薄膜的厚度、折射率、吸收系數等光學參數的變化,從而達到在制膜過程中,對薄膜的成分、厚度等參數進行在監控的目的
  15. This paper selects representative samples wuliangsu lake, yellow river, dongjuyan lake and ejina salina, after information is analyzed, using optimal band index oif index, spectrum characteristics curve and application scope of each band to select optimal bands. the result shows that band 3, 4, 5 are best ones and etm453 combination is the best after r, g, b composed. all this fit for western inner mongolia

    根據西部區主要濕地類型本文選取烏梁素海、黃河、東居延海、額濟納鹽沼典型樣地,通過多光信息的統計分析,採用波段選取最佳指數oif指數並結合地物光、各波段主要用途進行最佳波段的選取,結果一致表明3 、 4 、 5波段是各典型濕地的最佳波段,可作為反映內蒙古西部濕地信息的最佳波段。
  16. Spectrum character curve

  17. Similarly, in the spectrum of a star moving towards us, the characteristics lines would show a “ blue shift ”, i. e., they would be displaced towards the blue end of the spectrum, corresponding to shorter wavelengths and higher frequencies

    同樣,在向我們靠近的恆星的光上,特徵譜線會顯示「藍移」 ,即移向藍端,就是說波長短而頻率高。
  18. Nios ii soft core fulfills endpoint detection, feature extraction, discipline, recognition, input control and output display, etc. the audio signal feature, in this scheme, is the lpc mel cepstrum coefficient ( lpcmcc ) and recognition algorithm is dynamic time warping ( dtw )

    由fpga硬體完成對音頻數據的預加重和加窗分幀處理等,由niosii軟核執行端點檢測、提取、訓練建模、識別匹配、輸入控制和輸出顯示等。系統提取的音頻信號性預測美爾倒系數( lpcmcc ) ,採用動態時間規整( dtw )的識別演算法。
  19. The spectral correlation density must be estimated before the ds signal parameter estimation. in order to reduce the effect of random noise, we provide a improved method to estimate the spectral correlation density which is based on the average algorithm. it can make the spectral line be more obvious, and improved the snr limit when estimating these parameters

    在利用ds信號相關域所表現的進行參數估計時,首先要利用有限時間數據對ds信號進行相關密度估計,為降低隨機噪聲對相關密度估計的影響,本文引入了集平均的思想,提出採用集平均的方法估計相關密度,從而在參數估計時,特徵譜線更顯著,提高了參數估計的信噪比容限。
  20. The method was developed for the matrix determination and the component analysis by the character line in ni - based alloy based on digital simulation

    在鎳基合金可見光計算機模擬基礎上,研究利用鎳元素及成分元素特徵譜線進行基體鑒別和成分元素分析的方法。
分享友人