粗糙因數 的英文怎麼說
中文拼音 [cūcāoyīnshǔ]
粗糙因數
英文
roughness factor-
So this article analyses deeply in the method of ensur ' my designing food rolume which is an important element to affect the " designimy height of bridge " it brings forward an " arverage optiminmy suiting line " method which is a bondage discommode series at the same time it puts forward a ensurmy principle for rough coefficient " and " fallimy flood proportion which are both suitable to heilongjiang province at last this article introduces the " three - days rainimy rolume " method
本文立足於黑龍江省各種河流的洪水特點，結合以往工程實際，對影響跨河橋梁設計高度的主要因素? ?設計洪水流量及其相應洪水位的確定方法加以詳細分析。提出有約束不連序系列的加權優化適線法及適合於黑龍江省的河流粗糙系數和洪水比降的確定原則，並介紹了三日降雨量法。Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections
不同類型地貌區二維地貌表面也表現出多度域分形特徵，而且隨著觀測尺度的增加，每個區間的分維值均表現為依次減小，表明外營力作用的影響逐漸被內營力作用所取代：不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區，體現了不同類型地貌表面粗糙性或復雜性的差異，因此分維值大小可作為地貌表面外營力侵蝕作用強度的重要指標：利用標度區的間斷點和各種地貌類型表面分維值或宏觀效應趨於一致，提出5 - 6km左右可作為地貌的宏觀臨界點，並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。Therefore, in principle the scattering may be predicted from measurements of the surface profile. in this paper the author also discussed nonspecular scattering for mo / si multlayer coated primary and secondary mirrors of the measured schwarzschlid optics based on power spectral density of these mirrors measured by both optical profilometer ( wyko ) and atomic force microscopy ( afm )
因此，我們可以通過檢測多層膜反射鏡基底的粗糙度來表徵多層膜反射鏡非鏡面散射對光學系統性能的影響，亦即通過檢測多層膜反射鏡基底的粗糙度調整拋光工藝參數，獲得低散射的多層膜反射鏡。Rough set theory is an important tool to extract knowledge in databases. due to its capability of dealing with incomplete and inaccurate data, and the high readability of the rules extracted, rough set theory has been considered the apple of researchers " eyes recently
因為粗糙集理論能夠處理不完備不準確的數據並且其提取出的規則易於理解，同時，自粗糙集於八十年代提出之後，其已成功地運用於許多商業應用中，因而粗糙集理論得到了眾多研究者的青睞。From analysis of the test results the conclusions can be obtained as follow : the coefficient of friction under line contact is same as under point contact
研究表明：線接觸微動摩擦因數變化與點接觸形式相同；位移幅值在部分滑移區時，表面粗糙度對表面磨損有影響。Abstract : the effect factors of grinding roller surface roughness areanalyzed and experimented. the law of effect factors such as roller rotary speed, grinding wheel granularity, grinding liquid and so on, about roller surface roughness is obtained. the mathematical model of roughness is established through regression
文摘:對影響磨削輥面粗糙度的因素進行了系統分析和實驗研究，得出了軋輥轉速、砂輪速度、砂輪粒度、磨削液等因素對磨削輥面粗糙度影響的一般規律，利用回歸分析的方法建立了粗糙度的數學模型。This paper shows an improved algorithm on the basis of the revised discernibility matrix, an important basis in the rough set theory, to increase the efficiency of calculating the core
本文提出了利用差別矩陣求解核的改進演算法，提高了核計算的運算效率。因為差別矩陣是粗糙集理論應用的重要基礎之一，對差別矩陣的改進將有利於提高數據挖掘的整體效率。Most scholars believe that the original 303 clause of china ' s criminal law on gambling crimes provisions are too crude, resulting in many deficiencies exists in the introduction of new judicial interpretations, they no longer meet the needs of the new situation, are not conducive to fight against gambling offences and need new amendments
大多數學者認為，原有我國刑法三百零三條的關于賭博罪的規定過于粗糙，因此導致新出臺的司法解釋也存在很多不足，已經不適應新形勢的需要，不利於打擊賭博犯罪行為，需要從新修訂。This technique is mainly involved two steps : 1 ) vegetation effects correction : we used ndvi ( normalized difference vegetation index ) derived from tm and avhrr measurements for spatial and temporal variations of vegetation covers at different scales
但由於電磁波與地表相互作用的復雜性，雷達後向散射系數除受地表介電常數（土壤水分）影響外，還受到地表粗糙度、土壤類型、植被覆蓋以及雷達入射角、頻率、極化等多種因素的影響。Applies taguchi method for optimizing the turning operations about the depth of cut, cutting speed and feed rate after obtaining every factor with different level ' s mean surface roughness and s / n
摘要應用田口法對切削速度、背吃刀量以及每齒進給量三個主要影響表面粗糙度的因素進行分析，求出各個因素不同水平的平均表面粗糙度和信噪比（ s / n ） ，得到最優切削參數。Firstly, influence factors of generalization of neural network are presented in this thesis, in order to improve neural network ’ s generalization ability and dynamic knowledge acquirement adaptive ability, a structure auto - adaptive neural network new model based on genetic algorithm is proposed to optimize structure parameter of nn including hidden layer nodes, training epochs, initial weights, and so on ; secondly, through establishing integrating neural network and introducing data fusion technique, the integrality and precision of acquired knowledge is greatly improved. then aiming at the incompleteness and uncertainty problem consisting in the process of knowledge acquirement, knowledge acquirement method based on rough sets is explored to fulfill the rule extraction for intelligent diagnosis expert system, by completing missing value data and eliminating unnecessary attributes, discretization of continuous attribute, reducing redundancy, extracting rules in this thesis. finally, rough sets theory and neural network are combined to form rnn ( rough neural network ) model for acquiring knowledge, in which rough sets theory is employed to carry out some preprocessing and neural network is acted as one role of dynamic knowledge acquirement, and rnn can improve the speed and quality of knowledge acquirement greatly
本文首先討論了影響神經網路的泛化能力的因素，提出了一種新的結構自適應神經網路學習演算法，在新方法中，採用了遺傳演算法對神經網路的結構參數（隱層節點數、訓練精度、初始權值）進行優化，大大提高了神經網路的泛化能力和知識動態獲取自適應能力;其次，構造集成神經網路，引入數據融合演算法，實現了基於集成神經網路的融合診斷，有效地提高了知識獲取的全面性、完善性及精度;然後，針對知識獲取過程中所存在的不確定性、不完備性等問題，探討了運用粗糙集理論的知識獲取方法，通過缺損數據補齊、連續數據的離散、沖突消除、冗餘信息約簡、知識規則抽取等一系列的演算法實現了智能診斷的知識規則獲取;最後，將粗糙集理論與神經網路相結合，研究了粗糙集-神經網路的知識獲取方法。In this work, the influences of fabrication process on microstructure, dielectric properties, ferroelectric properties and pyroelectric properties of plt films have been studied. plt films were prepared on the pt ( 111 ) / ti / sio2 / si ( 100 ) substrates by radio frequency magnetron sputtering method and then annealed by rapid thermal annealing process ( rta ) or conventional furnace annealing process ( cfa ). with the help of atom force microscopy ( afm ), x - ray diffraction ( xrd ) and some other apparatus, it was found that : lower substrate temperature ( ts ) was helpful for plt films to form better surface morphologies. with the increase of substrate temperature, the dielectric constant of plt films increased
Afm 、 xrd以及性能測試結果表明:較低的基片溫度有利於形成表面均勻緻密的薄膜，且薄膜的表面粗糙度均方根較小;隨著基片溫度的升高，經過快速退火的plt薄膜的介電常數逐漸增大;相比于傳統退火，快速退火縮短了退火時間，提高了薄膜的介電和鐵電性能;快速退火隨著保溫時間的延長，大部分鈣鈦礦結構的特徵峰的峰強增大，半高寬減小，峰形越來越尖銳，但當保溫時間為80s的時候， （ 100 ）和（ 110 ）峰的強度有所下降，因此保溫時間在60s較為適宜。The interaction friction coefficient between reinforcement and soil is affected constitutionally by the roughness of reinforcement and soil ’ s dilatancy, estimate formula about the coefficient that considered these factors was proposed
影響筋帶拉拔摩擦系數的本質因素是筋材的粗糙度和土的剪脹性，提出了能反映這些因素的筋帶拉拔摩擦系數估值公式。( 4 ) this system includes bp neural network forecasting model based on fuzzy clustering and rough principal factor analysis model, except for some typical mathematics models, for instance, gray - markov chain forecasting model, bp neural network model, avail theory model method, etc. they were used to resolve some actual problem, such as forecasting machine amount, agricultural machine power and prices
選用多種數學方法建立了模型庫，引用具有代表意義的灰色?馬爾柯夫鏈聯合預測方法、人工神經網路預測方法和效用理論決策方法建模，提出基於模糊聚類的人工神經網路預測方法和粗糙集因子分析數學模型，並分別對未來農機需求、農機總動力、農機價格等問題進行了探討和應用分析。Chapter 2 mainly explained why reduced the national economic accounting. proceed with public goods characteristic of the national economic accounting at first, used supply - demand theory, external economic theory to expound that national economic accounting reduction can yet be regarded as one effective way for the public to use it. meanwhile, each social economic body playback with the development of
第四章主要結合統計學中的非參數估計方法、主成分分析方法、因子分析方法，以及粗糙集理論等進行實證檢驗，實現在保持信息量一定的條件下宏觀經濟核算的簡約化，該部分主要從降維方法入手來實現簡約化。Firstly, the original monitoring data are discretized to a decision making table, then the attributions are reduced from the decision making table so as to eliminate the factors having no or less effect on the effect - quantity, and, lastly, the proportion of affecting factors on the effect - quantity is calculated with rough membership
首先對原始監測信息進行數據離散化得到決策表，然後對決策表進行屬性約簡以去除影響極小的影響因素，最後用粗糙隸屬度分析各主要因素的重要性指標及其在效應量中所佔的分量比例。Then nearness rough membership function based on nearness relationship rough sets are defined and its properties are investigated. as a rough factor, nearness rough membership function is integrated into a kind of neural networks. and the new neural network can decrease the influence of noise and make it convergent rapidly
本文在相近關系的基礎上，提出了衡量粗糙隸屬度的方法，研究了該函數的性質，利用隸屬度函數作為粗糙因子設計了粗糙因子神經網路，可減小噪聲污染的影響，並使網路的收斂速度得到提高。Because of incomplete data in incomplete information system, the traditional rough set models are not suitable for incomplete system. so the traditional model must be extended to satisfy the incomplete system
不完備系統由於存在數據的缺失，傳統的粗糙集模型就存在著局限性，因此必須對傳統模型進行擴展。分享友人