forecast model 中文意思是什麼

forecast model 解釋
預測模型
  • forecast : vt. (forecast, forecasted; forecast, forecasted) 預測;預報(天氣)。n. 預測;預報。 a weather forecast 天氣預報。
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. Zhoushan is sea area which fertility is tiptop in our country. sea surface wind is important factor of influencing contrail of excursion oil and culturist so investigating sea surface wind of zhoushan and setting up numerical forecast model which fits this sea area can offer tool for study sea wind in this area and let us has a mensurable acquaintance ship of effect degree of physics factors which effect sea surface wind in zhoushan sea area and acquaint oneself with physic process

    而海面風是影響溢油油團漂移軌跡和養殖業的重要因素,因此,對舟山海域的海面風進行研究,建立適合此區域的數值預報模式,可為研究該區域海面風作用過程提供數值預報工具,使我們對近海區域海面風場作用中物理因子的影響程度有更定量的認識,並對物理過程和影響機制有更深刻地了解。
  2. Flood level forecast model for tidal channel based on the radial basis function - artificial neural network

    用徑向基函數神經網路模型預報感潮河段洪水位
  3. Forecast model for key mechanical parameters of level ice sheet in bohai

    渤海連續冰層關鍵力學參數預報模式
  4. Adopting high resolution nested grid project and proper physical parameter, a mei - yu heavy rain process during eight july 22, 2002 and eight july 23, 2002 and the meso - b - scale systems alongwith it, were simulated by use of psu / ncar meso - scale nonstatic numerical forecast model mm5 in this paper. the simulation result describes successfully the spatial and temporal distribution of this rain process and the developing course of the concomitant meso - ? - scale systems

    本文利用psu ncar的中尺度非靜力數值預報模式mm5 ,採用高解析度套網格方案和適當的物理過程,對2002年7月22日08時到23日08時的一次強梅雨暴雨過程和伴隨的中-尺度系統進行了數值模擬,結果很好地描述了本次暴雨降水的時空分佈及相伴隨的中-尺度系統的發生發展過程。
  5. Subsequently, i will establish the simple forecast model ( sfm ) to solve the stock price forecast problem. then i seriate the decision function in the progress of svm, accordingly the simple forecast arithmetic ( sfa ), which is used to solved the sfm, will be developed

    隨后對股票預測問題建立了簡單預測模型,並將支持向量分類演算法求解過程中的決策函數連續化,從而建立了求解簡單預測模型的簡單預測演算法。
  6. Self - contained forecast model of mining subsidence

    礦山開采沉陷的完備預計模型
  7. Research on railway traffic volume forecast based on grey forecast model

    基於灰色預測模型的鐵路客運量預測研究
  8. By apparent temperature model based on body heat balance theory and suitable in china, using outputs from meso - scale numerical forecast model mm5v36 and atmospheric radiation transmission model modtran3. 0, apparent temperature every 1 hour, 3 hours and 6 hours were forecasted and their application in traveling and dressing meteorology were analyzed

    利用中尺度數值預報模式mm5v36和大氣輻射傳輸模式modtran3 . 0及基於人體熱量平衡的全國普適體感溫度模型完成了幼年、老年和成年三個不同年齡段的人群每小時、 3小時和6小時體感溫度的預報。並將預報結果應用於旅遊和著裝厚度預報。
  9. A forecast model of coal spontaneous combustion based on gray theory and its application

    基於灰色理論的礦井自然發火預測模型及應用
  10. ( 3 ) anns are often viewed as black box models whose parameters do n ' t have any physical meaning. and the structures of anns are similar in different hydrologic systems, by this mean, the basic information such as distributing of hydrometric stations ca n ' t be utilized. this paper presents a new flood forecast model based on complex ann, which can make the information of hydrologic systems as guidance when constructing the structure of ann

    ( 3 )通過建立復合型型人工神經網路模型的方法,有效的利用給定水文系統的先驗知識為人工神經網路模型的建模提供指導,使得建立出的模型更具合理性,該方法不同於傳統的人工神經網路建立方法,為基於人工神經網路的洪水預報建模提供了一種新的思路。
  11. Drought weather feature and its forecast model during late spring and beginning summer in qingyang

    甘肅慶陽地區春末夏初乾旱的氣候特徵及預測模型
  12. In order to compare the impact of radiation parameterization schemes on simulated short - range weather process and improve the radiation parameterization schemes in meso - scale model version 5 ( mm5 ), the scheme of goddard short wave radiation parameterization has been replanted from weather research and forecast model ( wrf ) to mm5

    為了比較長短波輻射參數化方案對中國短期天氣過程模擬的影響,並進一步完善中尺度模式mm5中的輻射過程的參數化方案,作者將wrf中goddard短波輻射參數化方案移植到模式mm5中。
  13. An research on underground runoff deciding flood forecast model

    以地下徑流為主的洪水預報模型研究
  14. The present utilization and existing problems in water resource of the north of huaihe river in anhui are introduced. based on such research objects as northern guo river of bozhou, jiangtang of fuyang and key city zones, a mathematical model with systems engineering viewpoint is established and used to investigate in water resource problems in the area. the main contents are as following : ( 1 ) groundwater resource and present utilization ; ( 2 ) mensuration of calculational parameters of groundwater and calculational methods ; ( 3 ) economic parameters of irrigation areas ; ( 4 ) establishing northern wo river forecast model with finite element method, areal well - group method and water balance method ; ( 5 ) establishing optimal water resource allocating model for northern jiangtang and new cihuaixin river irrigation area and investigating in the combination of surface water and groundwater, optimal agricultural planting - mode and optimal distribution proportion of various water sources ; ( 6 ) some existing exploitation problems and advices about water resource in the area

    本論文針對淮北地區水資源開發利用現狀及存在問題,以安徽亳州渦河以北地區、阜陽姜堂鄉和重點城市區為研究對象,運用系統工程觀點,採用數學模型方法,對該區水資源問題進行了綜合研究,主要內容為: ( 1 )地下水資源及開發利用現狀; ( 2 )地下水計算參數測定和計算方法; ( 3 )灌區經濟參數; ( 4 )採用有限單元法、面狀井系法、水均衡法,建立亳州渦河以北地下水位預測模型; ( 5 )建立阜陽姜堂及茨淮新河北部的農灌區水資源優化配置模型,應用系統分析的方法,研究地表水與地下水聯合運用,農業最優種植模式及各種水源的最佳分配比例; ( 6 )淮北地區水資源開發利用存在問題及建議。
  15. Passenger flow forecast model is not only the key of seats automatic a ] lotment, but also the main factor which affects the results of seats automatic allotment. upon the base of analysis of passenger traffic quantity forecast for market of railway passenger traffic, this paper points that different forecast models should be matched to passenger flow forecast needed by seats automatic allotment in different periods. it also gives the mathematic models for seats automatic allotment

    客流預測模型是票額自動分配的關鍵模型,也是影響票額自動分配效果的主要因素。本文在總結了鐵路客運市場客運量預測分析的基礎上,提出在客流預測時,對于不同時期的票額自動分配所需的客流預測提供不同的預測模型。同時,給出了票額自動分配的數學模型。
  16. First of all, i summarize the forecast model category and estimate each model in detail, then, i adopt different model to forecast demand, supply, bdi of bulk shipping market. as to demand forecast, i mainly focus on the imitating precision of primitive data, adopt grey forecast model, self - suited filter model separately, and then compose these models as a better one. as to supply forecast, i use econometrics model to describe the complicated relationship of demand, supply, bdi, gnp etc. as to bdi, i try to draw into market integrated factor, describe the relationship of bdi, supply, capacity, speed, rate of oil, navigating capital etc. then finally, i make afterwards evaluation of these models and then analyze future bulk shipping market in detail

    對于需求預測,著重考慮對原始數據的擬合精度,經過模型比較優選論證,分別採用了灰色一階模型,改進的灰色二階、自適應過濾預測的加權組合模型,得到了相當高的擬合精度;對于供給預測,運用計量經濟模型對供給、需求、運價、 gnp 、進出口貿易額等多變量之間復雜的相互關系進行動態模擬,定量的反映出各變量之間的因果關系;對于運價預測,嘗試引入市場綜合因數概念,化繁為簡,通過描述運價與運力供給、載重噸、油耗、航速、燃油價格、航行成本等等諸多因素的關系來進行預測。
  17. This forecast model shows that there exists exponential relation between the drilling cost and the footage and the cycle respectively

    該預測模型表明鉆井成本與鉆井進尺和鉆井周期呈指數關系。
  18. At first, this thesis analyzed some essential elements about the system of personal houe loan and make the compare to chinese and foreign system, and established the system of personal credit evaluate ; the second, the thesis discusses the investment technique and strategy of national debt in the provident fund, and established the model about how to invest the national debt ; the third, the thesis build the forecast model about fund collecting and drawing, and make use of the combination invest theories to build model of individual loan and national debt ; at last, the thesis analyses the risk ' s inside reason of house funds with the risk type, and to give out the related suggestion to funds risk. mechanism. the thesis research show me how to make use of that some models and methods in the process of haf management and make me deeply understand the house funds

    本文首先分析了個人住房貸款制度基本要素,即貸款期限、貸款利率與抵押物價值的比例、政府在個人住房貸款市場中的作用、貸款違約情況下的處置措施、個人住房貸款的流動性問題,並對中外製度作了比較,建立了個人信用評分評級體系和信用評估模型,並以重慶市住房公積金為研究對象做出了住房資金個貸風險評估的實證研究;其次,分析了影響國債價格走勢的因素,討論了公積金國債的投資技巧和策略,並建立了基於理論的國債投資組合模型;接下來,根據資產負債管理理論中的資金總庫法和資金分配法分析了公積金總體資金項目的來源和運用,並就此作了總量平衡模型,對住房公積金季度累計歸集金額作了直線回歸和季節趨勢比率預測,運用投資組合理論建立了公積金個人貸款和國債投資組合的最優化模型;最後,探析了住房資金風險的內在原因和風險類型,從資金籌集風險、信貸回歸風險、保險機制、法律風險和政策風險五個方面為住房資金風險防範機制建設提出了相關建議。
  19. Based on using the performance forecast model of centrifugal compressor, this paper the analyze is carried out on the performance forecast for centrifugal compressor and surge model of centrifugal compressor is established on its system. surge line of this system is obtained according to the performance similar principle. performance forecast software is compiled by using matlab at the same time

    本文在離心壓縮機性能預測模型的理論基礎上,對離心壓縮機進行性能預測分析,並建立系統的喘振模型,然後利用性能相似原理,得到離心壓縮機系統喘振線,同時利用matlab編制離心壓縮機性能預測軟體,應用於防喘振控制中,較好地解決了離心壓縮機因喘振現象而停機或為防止喘振現象的發生而過分加大迴流量,造成能源浪費的問題。
  20. The essay combines the fuzzy mathematic concept with time - series forecast method, and gets the forecast model of total social freight turnover based on improved time - series, hereby forecasts the total social freight turnover in 2006

    摘要將模糊數學概念加入到時間序列預測方法中,得到了基於改進時間序列法的全社會貨物周轉量的預測模型,並據此預測了2006年的社會貨物周轉量。
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