預設初值 的英文怎麼說
中文拼音 [yùshèchūzhí]
預設初值
英文
default initial value-
We deduce frondose algorithm of three layers bp neural networks which is used in common, and discuss several important issues in designing neural networks which is used to forecast, for example, number of hidden layer, nerve cell number of hidden layer, epoch of learning, embryonic power value, decision of node number about input and outputo at the same time, this dissertation sums up things that conventional bp algorithm is improved on considering disadvantages of it
3推導了常用的三層bp神經網路具體演算法，討論了實際預測應用中神經網路設計方面的幾個重要問題，如隱層數、隱層神經元數、訓練次數、初始權值、輸入節點數以及輸出節點數的確定。同時，針對傳統bp演算法存在的各種各樣的缺點，文中綜述了對其改進的情況。The research on the ship maneuverability in the wind, wave and current, can not only be used to optimize the maneuverability design in the ship design stage, help to understand the mechanics of ship collision and capsizal, but also guide the handling operator to improve the handling skill, guard against the sea accident. therefore, the study is significant both theoretically and practically
研究船舶在風、浪和流中的操縱性，不但能夠在設計初始階段，對船舶的操縱性能進行優化設計，而且有助於了解船舶碰撞與傾覆事故的產生機理，指導駕駛人員提高駕駛技術，預防海難發生，因而既有理論上的意義，又有很大的實用價值。Has established itself successfully in the industry by providing high - quality, cost - effective design and engineering services. by emphasizing service and thorough communication, we have met or exceeded the expectations of many clients and generated much repeat business
通過提供高質量物有所值的設計和工程服務獲得了初步的成就，通過及時溝通和完善的服務，我們使客戶得到的裝置或服務都超乎預想，從而獲得了更多的商業機會。It ' s a more accurate method in determining the isotopic abundance of uranium. the paper describes the measurement principles that allow accurate measurements to be taken on samples of arbitrary size, shape, and measurement geometry - and of arbitrary physical and chemical composition - through the use of know nuclear decay data ( half - lives and branching intensities ). this method relies on internal gamma - ray peaks from the spectrum under analysis to self - calibrate the unknown spectrum for energy and peak shape
本工作首次分析了pc fram軟體的演算法並使用高純鍺探測器探測歐共體低濃鈾標準樣品，使用pc fram軟體的預設參數並不能得到準確的富集度值，通過大量的實驗，本工作對鈾富集度測量中的關鍵問題進行了初步的研究並給出了本實驗室條件下準確分析鈾富集度的修正參數和條件。The prediction of the noise level in the cabin and work space at design stage is aiming to make effective measurement to control the noise level in advance to meet the regulations and ship owner ' s needs, which can avoid incidental expanses in the remediation and modification, so as to shorten the period and cut the construction cost of ship. in order to predict the noise levels in the ship superstructure cabin, the two methods are discussed in this paper, such as the grey prediction method and the acoustics analysis in fem method
如果能在船舶設計開發的初期就能對其艙室、工作空間的噪聲值進行預測，對不滿足相關規范或船東要求的部位提前採取有力的措施，不僅能有效的達到減少艙室噪聲的目的，還能避免在船舶建造完成後因採取補救和改動措施而造成的巨額開銷，從而縮短了造船周期，降低了造船成本。A method for training a time - domain equalizer having at least one coefficient that includes estimating a channel, initializing the at least one coefficient of the time - domain equalizer, updating the at least one coefficient of the time - domain equalizer with the estimated channel, retaining the updated estimated channel, fixing the updated value of the at least one coefficient of the time - domain equalizer for at least a one - symbol duration, calculating a modulated symbol based on an output of the time - domain equalizer, calculating a second value for the estimated channel based on the modulated symbol, setting the estimated channel to the second value, and repeating the step of updating the time - domain equalizer through the step of setting the estimated channel to the second value until a predetermined condition has been met
本發明系一種用以訓練一具有至少一系數之時域等化電路之方法，讓方法包含估計一通道；初始化該時域等化電路至少一系數；利用該估計通道來更新該時域等化電路之至少一系數；保留該更新之估計通道；維持該時域等化電路之至少一系數之更新值至少一符號周期固定；根據該時域化電路之一輸出，計算一調變符號；根據該調變符號計算一用於該估計通道之第二值；設定該估計通道等於該第二值；及重復更新該時域等化電路至設定該估計通道等於該第二值之步驟，直到符合預設條件為止。We anticipate a good response to this initiative, which will involve youngsters in all aspects of the creation of these stamps from initial design to final production and their important role in providing for the delivery of postal items. stamps may be small in size but, just like children, they have great significance in our society
預計全港小學生將踴躍參加這次比賽，通過這項活動，讓他們親身參與整個郵票製作過程，由最初的設計到後期的製作工序，並讓他們了解郵票在郵遞工作方面所擔當的重要角色。郵票的面積雖小，卻像小孩一樣，在社會上具有很高的價值。The prediction of disastrous space weather is a hot topi c among solar - terrestrial physics and high technological fields. we propose that the future forecasting of the physical conditions that the violent solar disturb ance causes at the earth by propagating in solar wind depends heavily on the num erical method. this paper analyses the existing problems we are facing in the num erical prediction of disastrous disturbance events in solar - terrestrial space, an d then gives some suggestions for future study. for such a purpose, a six step sol ution method is developed to deal with one - dimensional symmetric interplanetary shock dynamics. it should be point out that that initialization of fully self - con sistent 3 - d mhd codes considering the solar - interplanetary - geomagnetic coupled r elations with initial - boundary values at 1r of the global output of solar pl asma and magnetic field using available solar observations is an essential requi rement in space weather operational codes for forecasting purposes
空間災害性天氣的預報是日地物理學界及高科技領域的熱門話題.未來預測太陽劇烈擾動所造成的行星際風暴到達地球空間的狀態勢必藉助于數值方法.淺析了空間災害性擾動事件數值預報存在的問題及未來設想，針對這一目的對一維球對稱問題提出了處理行星際激波的6步求解方法，指出未來空間災害性擾動事件預報模式應是一個基於三維的以真實太陽風為背景自洽建立起來的、以太陽等離子體輸出及磁場全球結構為初邊值、太陽、行星際、地磁因果耦合模式In this module, we focus on an improved 2 - d median - filter and a real time edge detect algorithm which has very regular computational structure. in chapter 4, we use fpga to capture the image data from infrared sensor and create the synchronization signal and output the video to monitor. chapter 5 describes the design of communication interface between dsp, fpga and missile control system, and focus on a new verilog description style called cycle accurate, and finally we design an i2c bus using this description style
本論文按照處理機的工作流程，首先討論fpga與視頻探測器之間的數據通訊模塊的設計，接著介紹了圖像預處理模塊，在預處理模塊中，重點介紹了一種改進的二維中值濾波方法和一種特別適于硬體實現的邊緣檢測演算法;在第四章，討論了用fpga實現圖像獲取和模擬視頻輸出;第五章，討論了fpga與dsp之間以及fpga與彈上機之間的通訊模塊的設計，接著重點研究了一種新的verilog語言的描述風格，並用此寫法在上fpga實現對外圍設備的初始化模塊;最後，對本文所做的工作進行了總結。Adopting the deformation harmony theory, the numeric calculation of the curve of load versus settlement is made. the fitting results between the calculated curve of load - settlement and the measured one of piles with different construction process are illustrated. hence, under the condition of few or no static load test data, the performance of bearing capacity of single bored pile in loess may be predicted utilizing indexes of shear wave velocity, static cone penetration test and modification coefficient of depth, so it is remarkable to reduce the blindness of preliminary design of pile
通過室內試驗及原位測試指標進行理論計算與現場實測值的對比，筆者引入了施工工藝修正系數k _ （ c1 ）和k _ （ c2 ）及深度修正系數，使理論計算值與現場實測值具有良好的一致性，進而通過變形協調理論對荷載?沉降曲線進行數值計算，並用不同施工工藝的實例說明了理論計算荷載?沉降曲線與實測荷載?沉降曲線的擬合效果，從而達到可在不做靜載荷試驗或少做靜載荷試驗的情況下通過剪切波速和靜力觸探試驗指標以及施工工藝修正系數等預測黃土地基中鉆孔灌注樁承載性狀，這對于工程初步設計中減少設計的盲目性具有十分重要的現實意義。Controls the distance between primary waves. the higher the value, the shorter the distance. the valid range is 0 to ?. the slider range is 0 to 20. the default is 4
控制初波之間的間距，該值越大，則距離越短，有效范圍是0到無窮大，滑塊范圍是0到20 ，預設為4We tried to forecast main weather processes in 1999 with hunan limited - region numeric weather forecasting system established primarily a. | id got a good effect. it shows that the design of the hunan limited - region numeric weather forecast system is scientific and rational
採用初步建立的湖南省有限區域數值天氣預報系統，我們對1999年的幾次重點過程做了試報，預報效果良好，表明湖南省數值天氣預報系統的設計是科學、合理的。The default value when the control tables were initially created is 300 seconds
初次創建這兩個控製表時，這個值的預設值是300秒。On the basis of this introduction, some part of algorithm is improved. it includes : a new bit - allocation algorithm based on linear predication, that is to predicate the initial value used in bit - allocation procedure by the initial value of previous frame according to the correlation of the previous frame and the current frame. so the iterated loop number is reduced and the complexity of audio coding is reduced
其中的一些主要改進有：提出一種基於線性預測的比特分配演算法，即利用幀與幀之間存在的相關性，根據前幾幀的比特分配信息初值預測出當前幀的比特分配信息初值，通過合理設定比特分配信息初值，使得比特分配的迭代次數減少，從而節省了音頻編碼的運算量。分享友人