比較性能 的英文怎麼說
中文拼音 [bǐjiàoxìngnéng]
比較性能
英文
comparative performance- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 較 : Ⅰ動詞1 (比較) compare 2 [書面語] (計較) dispute Ⅱ副詞(比較) comparatively; relatively; fair...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 能 : 能名詞(姓氏) a surname
- 比較 : 1 (對比) compare; compare with; contrast; parallel (with); comparison; by comparison; in comp...
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The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions
( 2 )根據不同的前提條件,採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數;深入地研究了寬帶匹配場處理中的相干與非相干問題;在分析參數反演的敏感性之後,提出了淺海環境參數寬帶匹配場反演的多步優化策略,並與全參數反演方法進行了性能上的模擬比較。The realization of quick acquest under very low snr and big frequency shift is one of the key problems of lpi radar. we designed a new receiver which needs less computation spend without any decline of the performance of the radar
如何在較低輸入信噪比和較大頻偏的條件下實現擴頻碼快速捕獲是碼同步的難點,本文在不損失系統性能的基礎上,設計了一種結構簡單的接收機實現方案。Through the comparison and analyses we can conclude four trends in foreign habitio in foreign habitio system : there is an obvious trend that the servitus personarum whose object is house is provided habitio ; the role of habitio arise in many fields step by step ; the alienable of habitio is accepted step by step ; the habitio provided by law is paid to more attention
通過上述比較分析,得出國外居住權制度的四點發展趨勢:將以住房為標的的人役權統一規定為居住權的趨勢明顯;居住權功能呈現多元化趨勢;居住權的可轉讓性逐步得到部分承認;法定居住權受到較多的重視。Changes in chloroplast composition non - leaf organs have fewer and smaller chloroplasts than leaves. glumes and awns are organs directly exposed to light but they contain more grana per chloroplast, bigger granal stacks and more thylakoids per granal stacks and therefore their chloroplasts are more simi
4明顯高於旗葉;若以放氧為標準,比較功能葉和非葉器官的光合活性,發現以葉綠素為單位,非葉器官的放氧速率與旗葉相當,或甚至高於旗葉;以單穗為單位,最高可相當于旗葉的28 。Meanwhile, it compared the traditional salary system and pointed out that fixed salary system is the least effective, while the annual salary ignores the long - term performance of the enterprise and can not
同時也比較性研究了傳統薪酬制度,指出固定工資制是最差的薪酬制度,沒有任何激勵作用;年薪制忽視了企業的長期發展績效,也不能使股東效用最大化。So this paper tries to solve these problems through the following work : first, we select some index to valuate the close - end funds, including income, stability, risk in falling, stocks selecting ability and tuning ability, based on overseas funds valuation methods and domestic market condition ; second, we analyze the stability of all index and form two styles index, which are f and other bad stability index ; then, we form the valuation system, including two - layers index, which are p and factor score ; last, we use this system to analyze the close - end funds which came into existence before 2000 and get the final comparative result. the main intention of this paper is to create the system of valuating close - end funds in our country, which is comprehensive and objective. in my valuation system involving the period from 2000 to 2003, the funds as a whole performs inferior to the stock index
首先,對國外理論界經典成型的、以及前沿的基金評價指標和評價方法進行了詳細的分析,並結合我國的基金市場狀況,選取了可以衡量基金收益、穩定性、下跌風險、股票選擇能力、時機選擇能力等量化指標;其次,根據我國基金分析的需要,採用了諸如基金交易價格、換手率等二級市場表現指標;然後,對這些指標進行了時間延續性分析,檢測這些指標在運用到我國基金市場時能否有效預測基金未來表現,從而形成了兩類指標:時間延續性很好的s _ p和時間延續性不好的其它所有指標;再次,在以上工作的基礎上形成了由兩個層面的指標構成的我國證券投資基金評價體系: s _ p和因子分析中綜合因子得分值;最後,選取了我國2000年1月1日前成立的23隻封閉式基金作為樣本,並同時採用上證a股與深成a股兩個基準組合進行了3年樣本期的實證分析,得出了最終的比較性評價結果。Culture depends on people ' s practice, and people ' s practice is enslaved to spatio - temporal localization. therefore, the practice is limited. if we want to know it, we must compare the different culture
文化總是依賴一定群體的人們的實踐,人類的實踐又往往受制於時空的局限,所以,人的實踐是有局限性的,只有跨文化的比較才能感知到這一點。Meteorological drought is the foundation of other kinds of drought. the objective of this research is to develop a meterological drought severity model considering climate factor comprehensively, which reflecting the beginning, end, the cause of formation and the severity of drought, and is comparable in space and time
氣象乾旱是各類乾旱的基礎,本研究的目的是建立一個考慮因素較為全面且、能反映乾旱的成因、程度、開始、結束和持續時間、具有時空可比較性的氣象乾旱嚴重程度評估模式。Joint video team of iso iec mpeg and itu - t vceg, jvt - g050, march 2003
3 . 5小節,給出了與cavlc相比的性能比較。It can provide higher speed and alleviate the spectral degradation which usually goes with the existing algorithms, as well as constrain speckle noise of radar images. in respect of image fusion algorithm, the fusion rules and operators are essential. a new set of fusion rules and corresponding operators are given in this thesis
實驗證明,在融合源圖象特性差異較大的情況下,該演算法與已有的基於小波分析的遙感圖象融合演算法相比較性能更優,具有運算速度快、減少光譜退化的特點,並能在一定程度上抑制相干斑噪聲。During this paper, definition of the measure enter - cover - probability is given, andthree - dimension detection space are transformed to level detection circles on differentheights. aiming at the most normal situation of symmetric line, cross - to line and cross - awayline taken by the carrier, probablely - enter - cover - target - distribution are analysed in relativemovement method on the premise that targets fly perpendicular to the flying direction of thecarrier. mont - cario method is used to simulate uniformly - distributed - targets situation and getthe measure, and results are used to analyse the influence of line - landscape - orientation - ratio, line - portrait - ratio, and speed - ratio on the measure. for further research, influences of height and blind space are also discussed on base ofradar level detection range, and situations of non - uniformly - distributed targets are alsoresearched
為了分析主動探測空間動態性能,本文首先提出以「目標進入雷達覆蓋區概率」 (簡稱為「覆蓋率」 )作為評價指標;然後將三維探測空間轉換為不同高度層對應的水平探測圓,針對載機採用雙平行航線、交叉相向航線和交叉同向航線的最一般情形,採用相對運動的方法,分析目標垂直入侵時可能進入雷達覆蓋區的目標分佈情況;再運用蒙特卡洛法進行模擬計算,分析並比較目標服從均勻分佈時航線橫比、航線縱比及速度比對性能的影響。In addition, bit error rate ( ber ) performance of the m - ary orthogonal spread spectrum system based on i bit quantization is analyzed in this paper and the formula of ber is obtained. by comparing it with other several systems, some concerned conclusions about this kind of system are gained
為了進一步的降低系統的規模,本文還就基於硬判決解調的多進制擴頻系統的性能進行分析和研究,得出了同步捕獲性能和誤比特性能與用戶數及信噪比的關系公式,並將其與其它幾種系統進行了比較,得出了有關的結論。Upon this traverse comparison, we may find out run - of - mill rules and regulations
通過這樣的橫向比較,期能從中尋得一般性的規律和規則。Comparing the third quarter of 2003 with the second quarter of 2003, and bearing in mind that this comparison for the main current account components may be affected by seasonal factors, the visible trade deficit decreased from $ 9. 8 billion to $ 1. 4 billion, while the invisible trade surplus increased from $ 28. 3 billion to $ 41. 6 billion
二零零三年第三季經常帳的主要組成部分與二零零三年第二季比較(這樣的比較可能會受季節性因素影響) ,有形貿易赤字由98億元減少至They said soft and feminine features, typified by ricky gervais, were more likely to make people laugh
他們說,以(喜劇演員)瑞奇哲維斯為代表的柔和與女性特徵,比較可能讓人大笑。It extends linear valuation field of many - valued logic to a more general lattice, thus can deal with both order and non - order information, such as non - comparable information, consequently describe the uncertainty of human reasoning, judging and decision - making more effectively. in the view of logic, reasoning is the use of knowledge and logic deduction
格值邏輯把多值邏輯的鏈型真值域拓廣到較一般的格上,既能處理全序信息,又能處理不可比的信息,從而可以更有效地刻畫人類的推理、判斷和決策的不確定性,尤其是對真值不完全可比較性的研究,能夠更真實地刻畫人類的思維活動。We highlight the key points of this dissertation at the end of this charter. in chapter 2, a modified projection transformation method is presented, which utilizes preliminary estimation of interference doa. it is demonstrated that the side lobe performance of adapted antenna patterns can be significantly improved with this method and increased convergence rate of adaptive algorithm when the array manifold is not known exactly
針對投影預變換在大信噪比時性能下降的缺點,提出了一種改進的基於投影預變換自適應波束形成演算法,通過對陣列協方差矩陣進行降維處理,既可抑制擾動誤差又可降低運算量,增強陣列的sinr輸出,具有良好的波束合成性能和較快收斂速度。Whereas, as a crucial input in the color dipole approach, the color dipole cross section is largely unknown in theory, it is necessary for us to compare different hadron - hadron dilepton production processes to test the appalicablity of this approach
然而,由於色偶極模型中色偶極截面不能從理論上嚴格確定,我們必須對不同強子?強子碰撞輕子對產生過程進行比較,才能檢驗色偶極模型描述drell - yan過程的適用性。For this reason, it is very important to monitor applications during peak periods, establish performance baselines, and then compare performance over time
出於這一原因,在峰值時段監視應用程序,建立性能基線,然後比較性能隨時間的變化就顯得非常重要。Since the benchmark needs to switch between implementations to compare performance, compiled patterns must always be discarded to avoid interaction between libraries
因為基準需要在實現之間切換以比較性能,所以必須始終廢棄已編譯模式以避免庫之間的交互。分享友人