stack processing 中文意思是什麼
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The frontal structure of longmenshan in the west of sichuan is very complex, showing intense structure deformation in overthrust belt, high structure amplitude, steep stratigraphic dip, developed fault blocks, complex seismic wave field, frequent change of lateral velocity, and poor image of post - stack time migration processing
摘要川西龍門山前緣構造非常復雜，逆掩推覆構造帶構造形變強烈，構造幅度大，地層傾角陡，斷塊發育，地震波場復雜，速度橫向變化大，常規疊后時間偏移處理成像效果較差。 -
Processing of seismic data is base on stack
地震資料處理是以疊加方法為基礎的。 -
The clues and techniques to improve the resolution of data processing are 1 ) removing the affection of near surface factors on data acquisition, including static correction and noise eliminating technique etc, 2 ) broadening the frequency band of pre - stack seismic data, including amplitude compensation and pre - stack deconvolution etc, 3 ) improving s / n ratio of high frequency and weak reflection signals through multiple coverage with high precision velocity analysis, residual static correction and high - order nmo, raising " dead line of high frequency reflection ", and 4 ) identifying post stack effective reflection frequency band, enhancing dominant frequency and so on
主要包括：消除近地表因素對資料採集的影響，包括靜校正和噪音壓制技術等；疊前拓寬地震資料領帶，包括振幅補償和疊前反褶積技術等；藉助高精度速度分析、剩餘靜校正和高次項nmo技術，通過多次覆蓋疊加，消除資料中隨機噪聲干擾、提高資料信噪比，尤其是高頻端反射信息的信噪比，改善高頻反射和弱反射信號信噪比，提高「高頻反射死亡線」 ；疊後有限反射頗帶識別、抬高優勢頻率等。 -
Basically, the cross - well seismic data processing has two steps : traveltime velocity inversion tomography for direct arrival and seismic reflection stack image
井間地震資料的處理主要包括兩個最基本的內容，即直達波旅行時速度反演層析成像和地震反射波疊加成像。 -
Doing the further research on the division frequency stack on the foundation of study of predecessor, at first the residual moveout correction is done to the seismic record, make the phase axle regularity, doing foundation for the same phase stack ; then carried on division scale processing by wavelet transform ; spectrum whitening is done to each scale, the high and low frequency band need to do prolongs, the middle frequency bands only increase the value of the frequency spectrum ; several kinds of methods that estimate the value of signal - noise ratio has been studied further, and summarize their advantage and disadvantage as well as the scope of application ; the seismic record after spectrum whitening is stacked by weighting with the value of the signal - noise ratio ; then estimate the value of signal - noise ratio which is each scale section after stacking, the scale that the signal - noise ratio is big is assigned big weighting, otherwise, the scale that signal - noise ratio value is small is assigned small weight ing, and carried on weighted reconstruct to each scale section
本文在前人研究的基礎上，在分頻疊加方面做了進一步的研究。首先對地震記錄進行剩餘時差校正，校齊同相軸，為同相疊加做好基礎工作；然後對地震記錄用小波變換的方法進行分尺度處理；對各個尺度分別做譜白化，對于高、低頻段需要做頻帶延拓，中間頻段僅提升頻譜值；對于幾種信噪比定量估計的方法進行了深入的研究，並且總結了它們的優缺點以及適用范圍；對譜白化后的地震記錄用信噪比估計值作為加權系數進行加權疊加；對于各尺度的疊加剖面也進行信噪比估計，對于信噪比大的尺度給予大的加權系數，反之，信噪比值小的尺度給予小的加權系數，對各尺度疊加剖面進行加權重構。 -
So a new method, the cascade matched filtering processing technique characterized by pre - stack multi points, is proposed, which uses iteration before stack and utilizes stack to improve the stability of the matching operator to realize the consistency of the two kinds of source record
該技術在疊前通過逐步逼近法，並利用疊加手段提高匹配運算元的穩定性，實現提高2種震源記錄一致性的目的。 -
Referring to some commonly used methods of implementation, this thesis adopts a method, which is inserting the ipsec processing module into linux protocol stack. esp of tunnel mode is implemented, and this implementation can be applied to security gateway
參照常用的ipsec協議的實現方式，本論文採用了一種在linux網路協議棧插入ipsec處理模塊的方式，並對通道模式下的esp協議作了實現。 -
In view of characteristics of seismic data of gobi - sand dune areas, this paper, through various data - processing means such as quality control, high - pass filltering, dip angle filltering, field static correction, surface consistency deconvolution, precise velocity analysis, denoising before stack, multiple iterative operation of residual static correction, denoising after stack and modification after shift, has raised the data quality of seismic profiles in low signal - to - noise ratio areas and managed to form the seismic data - processing technique for such complex areas as gobi, foreland and dune
摘要針對戈壁、沙丘地區地震資料的特點，通過對原始資料進行質量控制、高通濾波、傾角濾波、野外靜校正、地表一致性反褶積、精細速度分析、疊前去噪、剩餘靜校正多次迭代、疊後去噪和偏後修飾等處理，提高了低信噪比地區地震剖面的資料質量，摸索出了一套戈壁、山前、沙丘等復雜地區地震資料處理技術。 -
The paper, by the real seismic data high fidelity processing with post - stack high precision migration arithmetic and true amplitude in tahe oil filed, summed up a set of post - stack seismic data high fidelity amplitude processing technology to adapt the area reservoir prediction
筆者從塔河油田地震資料高保真處理實踐中，總結出了一套適應該區碳酸鹽巖儲層預測要求的以疊后高精度偏移演算法和振幅保持處理為主的疊后高保真處理技術，取得顯著的效果。 -
From the processing results of two well logging data, it can be roughly recognized that the selected well logging curves with multi - fractal characteristics are stack responses of the different sedimentary procedures
通過對兩口井的地球物理測井曲線處理，可以初步看出，在選定的地球物理測井曲線中，其具多維分形特徵，不同的沉積過程相互疊加在原始測井曲線中。 -
The research contents include the foundational research on petrophysics, the feasibility of 4 - d seismic in water driven reservoir, pre - stack and post - stack 4 - d seismic data processing, static reservoir description, 4 - d seismic interpretation and dynamic reservoir description
研究內容涉及巖石物理基礎理論、水驅四維地震可行性分析、迭前和迭后四維地震資料。處理、靜態油藏描述和四維地震資料解釋與動態油藏描述等，取得了許多重要的研究成果。 -
Finally, using the static reservoir description as the basis, pre - stack and post - stack 4 - d seismic data processing result as the constraint, the 4 - d seismic feasibility study as the evidence, began basic dynamic reservoir description in order to analyz
最後，以地震靜態油藏描述為基礎，以迭前和迭后四維地震資料處理結果為約束，以四維地震可行性研究結論為依據，進行初步的油藏動態描述，主要分析注水前沿的推進過程。 -
Fourthly, summarized the methods and the principals for pre - stack and post - stack 4 - d seismic data processing ; proposed the criteria for seismic data process ; built a set of processing flow. through the real data processing ( 029 fault block ), obtained reasonable results. the processed result was approved by the further production well
第四，總結了迭前、迭后四維地震資料處理的方法與原理，針對高29斷塊的實際資料，提出了處理準則，建立了處理流程，獲得了良好的處理效果，並得到開發開發調整井的證實。 -
Perhaps it s inevitable as you move up the processing stack that different groups of companies will want to solve these types of problems in their own way - leading to more choices like these look at ws - rf verses ws - transfer as another example
可能這是不可避免的，因為您要提升處理堆棧，公司的不同組織將希望通過他們自己的方式來解決這類問題- -導致像這些這樣的更多選擇（考慮ws - rf verses ws - transfer作為另一個實例） 。 -
It has been proved that application of forward model to pre - stack depth migration image is very helpful to improving image quality of seismic data processing
事實證明，這種將模型正演應用於疊前深度偏移處理成像的方法對于提高地震資料處理的成像質量具有非常重要的作用。 -
For example, in sequentially processing the test document above, you would perform the following stack operations
例如，在順序地處理上面提及的測試文檔中，您將執行下列堆棧操作： -
Bin stack technology, effectively integrating acquisition and processing technology, is the continuity of high precision 3d acquisition, aiming at increasing reflecting energy, resolution and s / n ration through small bin size acquisition, enlarged bin size processing and increasing cmp fold times. besides 3d acquisition, bin stack can also be used in 2d acquisition
面元疊加技術，是高精度三維地震的延續，它有效地把採集技術和處理技術緊密結合為一體，通過小面元採集、擴大面元處理，提高cmp面元的疊加次數，以達到提深層反射能量、提高解析度、信噪比的目的。 -
If you have knowledge in simple image processing, you may reduce the noise further by taking many exposure on the same object, and stack them together in computer. after gaining some experience, you many want to take close - up photos of clusters and nebula. since the magnifying and light collecting power of the camera lens is not enough, you have to connect the camera to a telescope
在1868年，法國天文學家pierre janssen發現了在太陽的光譜中，有一條奇怪的光譜線，起初科學家以為這是一種地球上並不存在的物質所造成的，所以把這種新物質命名為氦英文為helium ，這個字來自希臘語的helio ，意思即為太陽。 -
At present the stack exist a lot of disadvantage, it is very hard satisfied with the precision requirement of high resolution processing, and studying a kind of more perfect stack is very necessary
目前的疊加方法存在很多弊端，很難滿足高解析度處理的精度要求，研究一種較完善的疊加方法是十分必要的。
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