The meanings of this paper lie in the development and research of chinese libraries and chinese archives by through the theoretical research on xmarc. it will produce the marked effect for xmarc concentration information to be researched and practiced. the new solving schema of theme classification and the subject indexing of chinese information has been explored through excavating xmarc theme information voluntarily
論文工作的意義在於通過對xmarc的理論研究,將我國圖書、檔案學科領域元數據的研究引向深入,探索國內外marc元數據集中
信息描述的機制,這些研究取得了極有價值的實踐成果;通過自動發掘xmarc主題
信息,為中文
信息的主題標引、主題分類和主題檢索自動化探索出新的解決方案,從而增強我國網路
信息檢索工具的實用性和提
高信息檢索的質量。
For solving the problem, we use the method of tract before detect ( tbd ), and preprocess before using tbd to accumulate energy of multiple frames
為此,本文應用了tbd檢測的方法,而且,在多幀積累之前,首先進行了圖像預處理以提
高信噪比,抑制背景。
Tlp pluggable terminal block the tlp series suits industrial and the industry control and the information industry use
系列為插拔式端子臺,採用
高信賴接線結構及專業化的生產模式,品質安定,適合產業和工業控制與資訊產業使用。
Wavelet packet transform is used to improve the snr of the incoherent integral radar echo, and bispectrum algorithm is used for signal detection in this united detecting algorithm, based on the modeling for the through - wall radar echo
在對穿墻雷達回波
信號建模的基礎上,用聯合演算法將非相干累積后的回波
信號經過小波包變換提
高信噪比,再用雙譜演算法進行
信號檢測。
Due to the continuous progress of techlnology and fast increment of information capacit } r, especially the development of network technology and multi - media technolog } r. data process has transformed from the traditional rnode to a nex ' ! - stvle mode. for instance svstematic structure transformed from terminal host computer rnode to client / server struct - ure mode, network circumstance transformed from lan to internet
隨著技術的不斷進步和
信息量成倍地增加,特別是網路技術和多媒體技術的發展,使
信息處理從傳統模式向新型模式轉變,如體系結構從終端主機方式到客戶服務器結構方式、網路環境從局域網到internet等開放網、
信息結構從結構化到非結構化等,這些變化必將促使
信息檢索技術的研究和不斷發展,以滿足人們對提
高信息獲取能力的需要。
These include a comprehensive and objective market benchmark indices system, a funds categorizing system, funds information disclosure improvement and finally setting up a standard unified database system for securities and funds market research
需要加強基金的
信息披露機制,提
高信息披露質量,豐富
信息資料的內容,提
高信息的有效交流傳播和應用。需要建設我國證券和基金市場的標準數據庫系統,為基金評價研究提供
高效、方便、統一的數據平臺。
After this melioration, monitor agent works more initiatively by filtrating the unrelated source data changes ; computational logic for integrator is predigested by the maintained object being changed from multi base tables to single source view on per - source ; the burden of system communication is lessened, and the maintenance efficiency is improved
改進后
信息源端的監視代理能夠自行過濾掉無關的基表增量,提
高信息反應的主動性;集成器的維護對象從每個數據源上的多基表簡化為單源視圖,集成計算邏輯得到了簡化;整個系統的通
信資源也減少了,提
高了系統維護效率。
So it is necessary to find a way to constrain the self - dithering interference of the non - contact life - detection system and raise snr so as to extract the life - parameter signal of human subject
因此,必須設法抑制由於外界作用而使非接觸生命參數檢測系統產生的自抖動干擾,提
高信噪比,檢測出人體的生命參數
信號。
Secondly, actions between banks and enterprises in china ' s credit market and the motivation of banks " deregulation are deeply analyzed by the means of the game theory. thirdly, the thesis studies how systematic factors in china aggravate the information asymmetry in the credit market from the aspects of property right, financial supervision and information announcement. at last, suggestions on how to dissolve the bank credi t risk and prevent non - performing banking assets increasing are put forward in the aspects of improvement of information symmetry, establishment of incentive and constraint mechanism and elimination of systematic factors which aggravate the information asymmetry
首先,論文分析了我國
信貸活動中的
信息不對稱所產生的逆向選擇與道德風險對銀行資產質量的影響;其次,作者運用博弈論方法對我國
信貸市場中銀行與企業的博弈行為以及銀行違規的動力進行了深入地分析;接著,論文又從產權、金融監管和
信息披露這三個方面研究了我國的體制性因素如何加劇
信貸市場的
信息不對稱問題;最後,論文從提
高信貸市場的
信息對稱度、建立有效的激勵約束機制以及消除加劇
信息不對稱的體制性因素這三個方面對化解我國銀行
信貸風險、防範銀行不良資產的新增提出了建議。
Then this spectral subtraction method is applied to noise speech recognition system as the front - end processing. noise speech signal are processed to improve its snr before recognition. so the recognition rate can be improved in noise environments
並將改進譜減演算法作為噪聲下語音識別系統的前端處理過程,即通過對含噪的語音進行語音增強以提
高信號的
信噪比,從而提
高語音識別系統的抗噪聲性能。
Blind equalization ( be ) needs no training sequence, which means higher data rate
而盲均衡演算法不需要訓練序列,可有效地提
高信息的傳輸速率。
All analysis and conclusions build on monopulse radar and high signal - to - noise ratio hypothesis
所有結論及分析都是在
高信噪比假設下針對單脈沖測角體制而言的。
State of the art fiber optic components deliver high signal to noise ratio and long - term stability
光纜聯接的光路保證了系統的柔和性以及高信噪比和長時間工作穩定性。