evaluation threshold 中文意思是什麼

evaluation threshold 解釋
評價門檻
  • evaluation : n. 1. 估價，評價。2. 【數學】賦值，值的計算。
  • threshold : n. 1. 門檻；入口，門口。2. 【心理學】閾限。3. 界限，限度。4. 【物理學】臨界值，閾。5. 入門，開始，開端。
  1. In course of auto - focusing, the paper takes the sum of the square of gray difference as focal distance evaluation function to decided that image is in focus or not quickly and put forward an effective auto - focus searching way based on threshold value and curve fitting. these improve speed and precision of auto - focusing

    在自動聚焦過程中，論文採用了圖象的灰度差分的絕對值之和的平方作為焦距評價函數，解決了是否正確聚焦的快速判斷問題；採用了一種行之有效的基於閾值和曲線擬合的自動聚焦搜索方式，使聚焦速度和精度都得到了很大的提高。
  2. Optical gains as large as one million are used to achieve the high sensitivities required in current electro - optical sensors. these large optical gains make the detector the most susceptible sensor element to laser damage. people concerns that the influence to the quality of ccd camera image under laser irradiation, the laser - induced threshold of ccd detector and the evaluation of laser - induced effects

    光電探測器具有極強的目標探測能力，而激光具有極高的亮度；因而各類光電裝備的光電探測器成為國外發達國家正在大力發展激光武器系統的首要攻擊目標，激光對探測器的干擾與損傷程度如何、受干擾后能否繼續正常工作、何時達到損傷閾值以及如何對干擾效果做出客觀評價是人們非常關心的問題。
  3. This article introduces the process and requirements of detection set by iaea in the light of the need for detection, setting of investigation levels and alarm threshold, selection of instrument, location and evaluation of radioactive materials

    本文從探查需求分析、調查水平和報警閾的確定、儀器選擇、探測報警、核查定位、鑒別等幾個方面介紹了對非法運輸放射性物質進行探查的一般過程和要求。
  4. Among the procurement strategies, many quantitative problems arise, of which are how to assort material, how to evaluate suppliers and how to distribute purchasing amount among suppliers. in this dissertation the model of material assorting based on ahp, the model of suppliers evaluation based fuzzy multi - objectives, the model of the amount distribution with two different kinds of price discount is respectively discussed. especially a new concept of virtual material to define threshold is introduced

    采購策路過程中有大量的定量問題為建立采鉤數學模型提供了可能?在第四章本文作者圍繞物料分類、供應商評價和采購童縫曝也就是一采鮑什麼、向誰采購、采購多少的間題，分別建立了基於逐珍更的物料分類模型、基於模糊的多目標供應商評價模鰲和基於價格一折扣的采購量分配模型。
  5. The threshold evaluation study of bone quantitative ultrasound to diagnose osteoporosis with dual x - ray absorptiometry

    腰椎骨密度診斷評價超聲診斷骨質疏鬆的閾值研究
  6. Lastly establish theoretical, industrial threshold value of organic enrichment of source rocks and grading evaluation criterion under different source rocks thickness, hydrocarbon potential, superface depth conditions

    建立了不同厚度、不同生烴潛力、不同頂面埋深條件下烴源巖的有機質豐度理論下限、工業下限及分級評價標準。
  7. 2 ) on the basis of calculation, evaluation indexes are quantified according to the following four conditions : normal state, regular observation, regular warning and urgent warning. then, the static evaluation threshold value of tie bar is preliminarily determined

    2 ）在計算分析的基礎上，將系桿安全評估指標按正常狀態、一般觀察、一般預警和嚴重預警四種狀態進行量化，初步確定系桿監測系統的靜態評估閾值。
  8. Secondly, rules to set indicators - system and the indicators - system are built according to the characteristics of highway and bridge project post - evaluation. an grey comprehensive cluster post - evaluation algorithm is built with the help of grey cluster evaluation, methodology of with and without comparison, ahp etc. dates of evaluating objects are computed through contrasts value and threshold value. the steps of grey comprehensive cluster post - evaluation algorithm are given

    其次，根據路橋投資項目后評價的特徵，指出路橋投項目綜合后評價指標體系設置原則，並設立綜合后評價指標體系;結合灰色聚類評估方法、對比法、層次分析法、專家調查法等建立灰色綜合聚類后評價模型的演算法，通過建立的對比值、前後變化閾值實現對指標數據的獲取，進而提出了論文所建立的灰色綜合聚類后評價模型的演算法和步驟。
  9. Coding based upon image threshold segmentation related with coordinates, using windows crossover method, designing evaluation function based upon the equations given in literature [ 23 ], gas gets much better results than traditional algorithm

    本文以基於坐標的閾值分割方法為基礎進行二維整數編碼，採用窗口交叉方法，以文獻[ 23 ]給出的評價方法構造適應度函數。
  10. On the ground of mpda algorithm and the conclusion of its steady - state performance evaluation, the choice of the detection threshold becomes a matter of optimization under the condition of properly chosen detection model and hypothesis. and the analytic expression of auto - adjusted detection threshold can be deduced via approximate fitting attenuation factor derived from the conclusion of performance estimation. it presents a novel approach for the optimization of detection - tracking system

    基於mpda演算法及其穩態性能估計的結論，在適當選擇檢測模型和一定假設條件下，將自適應檢測門限的選擇歸結為一個最優化問題，通過近似擬合性能估計結論中的衰減因子，得到了最佳檢測門限自適應調整的解析表達式，為檢測?跟蹤系統的聯合優化設計提供了一種新思路。
  11. This paper takes the sum of the square of gray difference as the criteria of evaluation function which image is or not focused and takes an effective searching way of autofocusing based on threshold value and curve fitting. this way enhances effectively speed and precision of autofocusing

    在自動聚焦過程中，本論文採用了圖像的灰度差分的平方和作為焦距評價函數，解決了自動聚焦過程中是否正確聚焦的判斷問題；提出了一種行之有效的基於閾值和曲線擬合的自動聚焦搜索方式，使聚焦速度和精度都得到了很大的提高。
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