閾性狀 的英文怎麼說
中文拼音 [yùxìngzhuàng]
閾性狀
英文
threshold character-
In this dissertation we make a study of subliminal channels that conclude the progress, the application, the model, the construction, the stego - key, the capacity, the security, the way to realize subliminal - freeness, and so on
本文對閾下通道技術進行了比較全面的總結和研究，包括閾下通道的發展狀況，應用前景，閾下通道的模型，構造方法，隱匿密鑰，容量，安全性以及封閉方法等。A new concept of efficient support is proposed and its two liminal theorems are given and proved. the amelioration algorithm of fuzzy association rules discovery is raised based on efficient support. the uncertainty of the sepm process is noticed
提出了模糊模式有效支持度的概念，對其閾值的選取給出了有關的定理；基於有效支持度對模糊關聯規則挖掘演算法進行了改進；研究了sepm中的不確定性，提出了模糊狀態演化模式挖掘（ fsepm ） ，並對實現過程進行了詳細研究，接下來引入有效支持度的概念對fsepm進行了優化。Heredity modes of 6 traits were studied by analysis of population genetics, by the method of family combination analysis, by the methods of proband ' s sib analysis, segregation analysis, the threshold model of polygenes, and analysis of typical family trees, according to the data of the 72 families. the relative importance between genetic and environmental effect on each character was evaluated by comparing the coherence of twins. gene frequencies of 5 genetic characters, calculated from han group in huhhot, were compared with other groups by u - test so as to study the population or nationality difference in heredity
採用群體遺傳學分析、家系組合分析法、先證者同胞法、分離分析法及多基因閾值模式分析方法對所得家系資料進行了統計學分析，結合家繫系譜分析探討了上述6項特徵的遺傳方式；通過雙生子一致率的比較，對上述特徵的遺傳與環境效應的相對重要性進行了評價；計算了呼和浩特市漢族群體5對遺傳性狀的基因頻率，採用u檢驗方法與相關文獻報道的其他群體進行了比較，探討了不同種族間或民族間的遺傳差異性。In this thesis, we demonstrate the study of si - based light emitting materials and its importance in si - based photonics integration. we discussed mainly the gain, differential gain, threshold current of si - based quantum - dot laser and the dependence of threshold current on temperature from discrete energy level of three - dimension confined quantum - dot and state density distribution of 5 - function
本文闡述了si基光發射材料的研究進展及它在硅基光電子集成中的重要地位，從三維受限量子點的分立能級和函數狀的態密度分佈入手，著重討論了si基量子點激光器的增益、微分增益、閾值電流及閾值電流的溫度特性。In this paper, the contrast of original image is enhanced by nonlinear transformation based on the characteristics of grain image ; after comparing several methods of threshold segmentation and analyzing their performance and applicability on grain image, the adaptive threshold segmentation based on gradient image is presented ; the noise of binary image is reduced with morphological filter, the hollow in binary image is filled in and a recognition algorithm is designed to remove agglomerate particle ; on the basis of mathematical morphology two methods are adopted to segment agglomerate grains that are not agglomerated tightly ; the parameters of size and shape, perimeter, area, diameter, complexlity, longest feret diameter, shortest feret diameter etc, are extracted. this technique is applied in measurement of pearl powder ' s particle size
本文根據粒度圖像的特點，採用非線性對比度增強處理改善顆粒顯微圖像的對比度；對多種閾值分割方法進行比較，分析了它們的性能和用於粒度圖像的適用性，在此基礎上提出了一種基於梯度圖像的動態閾值分割方法；對獲取的顆粒二值圖像進行形態濾波和空洞填充，設計了識別演算法去除凝聚體；對重疊不太嚴重的粘結顆粒採用了兩種基於數學形態學的分割演算法；提取了周長、面積、粒徑、復雜度、最長feret徑、最短feret徑等大小和形狀特徵參數，對珍珠粉等粉體粒度進行了測量。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。This paper stuffed with twelve important grain and vegetable crops, studied the injury symptom, dose reaction, injury threshold value and influential factor of main pollutant so2 on various plants, tested the dynamic transformation of pod, cat, mda, soluble protein, free pro and chlorophyll of resistant plant and sensitive of these physiological biochemical transformation with plant resistant ability. meanwhile, simply studied the protective role of the five compounds on plant. the result indicated the followings
本實驗以12種重要的糧食和蔬菜作物為研究對象，研究了主要大氣污染物二氧化硫（ so _ 2 ）對不同植物的傷害癥狀、劑量反應、傷害閾值以及影響因素，測定了抗性和敏感植物在受到so _ 2污染后植物體內過氧化物酶（ pod ） 、過氧化氫酶（ cat ） 、丙二醛（ mda ） 、可溶性蛋白質、游離脯氨酸和葉綠素的動態變化，並分析了這些生理生化變化和植物抗性的相互關系，同時還對5種化合物溶液對植物的保護作用進行了初步研究，結果表明： 1This paper analyzes the percolation mechanism and characteristics of gas under low - velocity percolation state in terms of slippage effect and threshold pressure effect by using molecular dynamics, thermodynamics and percolation mechanics in order to understand the practical reason of low - velocity non - darcy percolation
摘要為明確氣體在低速滲流狀態下的滲流規律以及產生低速非達西滲流的實質性原因，運用分子動力學、熱力學和滲流力學等相關知識，基於滑脫效應和閾壓效應兩方面分析了氣體在低速滲流狀態下的滲流機理及滲流特徵。This paper presents a new face detection algorithm for color video images based on skin color and multimodal information fusion. first, this paper presents a new means for selecting skin samples ; and then comparing skin distribution in the eight color spaces and analyzing the adaptability for different skin patterns, poses a face initial orientation ' s method which uses the single gaussian model in the tsl color spaces, and calculates skin probability images ; afterwards comprehensive comparing three typical threshold value separating algorithms, put forwards a face separating method which bases on region growing and fuses multimodal informations ; final, raises a face confirming algorithm which fuses three shape features
首先提出了?種新的膚色樣本選取方法；然後通過對八種色空間膚色分佈的比較以及不同膚色模型適應性的分析，提出了在tsl色空間上用單峰高斯模型模擬膚色分佈，求得膚色概率圖進行人臉初定位的方法；隨后在綜合比較三個典型閾值化分割演算法的基礎上，提出了融合多源信息進行區域生長分割人臉的演算法；最後提出了融合三個形狀特徵的人臉確認演算法。Once a certain threshold is reached, either through one or two very traumatic events or through chronic, high levels of stress, adults and children can begin to exhibit ptsd symptoms such as re - experience ( including flashbacks, intrusive thoughts or nightmares ), avoidance and emotional numbing, and physiological hyperarousal ( such as an elevated resting heart rate )
一旦經受一項或兩項創傷性事件或慢性高水平應激后達到某個閾限，成人和兒童便開始出現ptsd的癥狀如再體驗（包括重現、侵入性思維或夢魘） 、迴避和情感麻木，以及生理的高覺醒狀態（如靜止時心率加快） 。In order to evaluate the eco - economic adaptability of crops production, the concepts and calculative methods of ecological potential capacity and market potential capacity were put forward, the dynamic threshold value system of the indexes for the economic adaptability of different crop - region combinations was established, the calculative method of the single eco - economic adaptability indexes, the comprehensive eco - economic adaptability indexes which reflects the principle of minimum factor and the apparent eco - economic adaptability indexes and the regional comprehensive apparent eco - economic adaptability indexes which reflects practical situation of crops production were built up. 12 representative counties in jiangsu province were selected to analysis, and 77 combinations of eco - economic adaptability indexes, apparent eco - economic adaptability indexes of crop - region and 12 regional comprehensive apparent eco - economic adaptability indexes were obtained
摘要為評價作物生產的生態經濟適宜性，提出了生態容量潛勢和市場容量潛勢的概念和計算方法，建立了適用於不同作物地區組合的、各指標閾值具有動態性的生態經濟適宜性評價指標閾值體系，構建了單生態經濟指標適宜性指數及反映最小因子定律的綜合生態經濟適宜性指數、表現作物生產現狀的表觀生態經濟適宜性指數和地區綜合表觀生態經濟適宜性指數的計算方法。On the basis of this, the effective reflective index with the variation of the carrier density is discussed. this paper also analyzed the random facet phase and the length of the cavity ' s influence on threshold characteristic. especially, the wavelength tuning characteristics have been investigated in detail when one segment works as absorbed region
在此基礎上，研究了每一段等效反射率譜曲線隨載流子濃度變化的情況；分析了邊界相位的不確定性以及激光器腔長對閾值特性的影響；重點討論了其中一段工作在吸收狀態下的波長調諧性質。The results of property test of dkdp crystal grown on a point seed show that laser damage threshold is about 5gw / cm2, ? half - wave voltage is about 4kv, extinction ratio is about 1600 : l. the obvious difference of dkdp crystals is not found between traditional technique and point seed growth technique
性能測試結果表明，點狀籽晶全方位生長的dkdp晶體的激光損傷閾值約為5gw cm ~ 2 、半波電壓約為4kv 、動態消光比約為1600 ： 1 ，發現與傳統方法生長晶體的性能沒有明顯的差別。Upper the threshold, it became fiber ring laser. in this dissertation, the polymorphic characteristics of tunable er ' + - doped fiber ring resonators below, near and upper tllresllold are chiefly analyzed
本文主要對可凋諧摻鉺光纖環形腔在閾值以下、閾值附近以及閾值以上多種工作狀態時的特性進行了實驗研究。The electronic pulse waveform of linear, non - linear and the critically transiting switching modes outputted from the si - gaas pcss ' s was observed and measured. especially, we repeatedly measured the bias field thresholds and lock - on field of the critical transiting mode from the linear to non - linear state
作者測試了半絕緣gaas光電導開關在線性、非線性以及從線性到非線性過渡的臨界狀態模式下輸出的電脈沖波形，特別是反復測量了開關在臨界狀態下的偏置電場閾值和lock - on電場強度。Such variatio in size ， shape ， chemistry ， conduction eed ， excitation threshold ， and the like as had been demo trated in nerve cells remained negligible in significance for any po ible correlation with the manifold dime io of mental experience
類似於這些已經被在神經細胞中證明的在大孝形狀、化學過程、產生的速度、興奮閾值及其類似的方面上所發生變化，當他們被用來與大腦的體驗以可能的方式聯系起來的時候，他們在重要性上仍然是微不足道的。Such variations in size, shape, chemistry, conduction speed, excitation threshold, and the like as had been demonstrated in nerve cells remained negligible in significance for any possible correlation with the manifold dimensions of mental experience
譯文:類似於這些已經被在神經細胞中證明的在大小，形狀，化學過程，產生的速度，興奮閾值及其類似的方面上所發生變化，當他們被用來與大腦的體驗以可能的方式聯系起來的時候，他們在重要性上仍然是微不足道的Such variations in size ， shape ， chemistry ， conduction speed ， excitation threshold ， and the like as had been demonstrated in nerve cells remained negligible in significance for any possible correlation with the manifold dimensions of mental experience
類似於這些已經被在神經細胞中證明的在大小、形狀、化學過程、產生的速度、興奮閾值及其類似的方面上所發生變化，當他們被用來與大腦的體驗以可能的方式聯系起來的時候，他們在重要性上仍然是微不足道的。According to the style of image decomposition, sbnc maybe classified into two kinds : sliced orthogonal nonlinear generalized correlation ( song correlation ) based on sliced orthogonal nonlinear generalized decompositionand morphological correlation ( mc ) based on threshold decomposition. comparedwith common linear correlation ( lc ), the output performances of sbnc are far bet - ter in either discrimination or noisy robustness
根據圖像分解方式的不同， snbc分為兩類:基於片狀正交非線性廣義分解的片狀正交非線性廣義相關器（ slicedorthogonalnonlineargeneralizedcorrelation ，簡稱song相關器）和基於閾值分解的形態相關器（ morphologicalcorrelation ，簡稱mc ） 。The traditional simplification methods could n ' t adapt to transitional state due to the lack of ability on transitional features. in order to keep the transitional details together with the fidelity and briefness, both the geometric attributes and transitional modulus are considered during the th - distance - based threshold estimation, and the ring - splitting algorithm is successfully realized with the definition of the voxel - effected - field. the multiple - step method for multi - resolution expression of transitional state is put forward
提出了過渡狀態的幾何簡化方法，分析了現有簡化方法所存在的缺陷與不足，在簡化閾值中引入th距離，對幾何特性與過渡特性同時加以考慮，利用頂點影響域的建立與環分裂三角化過程的實施，在實現表達過程保真性與簡潔性的同時保留了重要的過渡細節特徵。分享友人