adaptive technique 中文意思是什麼
adaptive technique
解釋
自適應技術-
Some typical schemes are implemented via this data structure ( loop subdivision, catmull - clark subdivision, do - sabin subdivision, hybrid subdivision, adaptive subdivision ). the technique of opengl is utilized to accomplish some basic operations, such as rotation, zoom, pan, pick and so on. finally the algorithms studied by our research group are integrated, and a prototype system based on subdivision surface is developed
（ 4 ）改進了適合於曲面細分的的翼邊數據結構，並實現了典型的細分演算法（ loop細分、 catmullclark細分、 doo - sabin細分、混合細分、自適應細分） ；採用opengl技術實現了旋轉、縮放、平移、拾取等圖形的基本幾何操作；最後將本課題組研究成果加以集成，開發了一個基於細分曲面的原型系統。 -
Particle swarm optimization ( pso ) is inspired by social behavior of bird flocking or fish schooling. it is a population - based, self - adaptive search optimization technique. pso is simple in concept, few in parameters, and easy in implementation
粒子群優化演算法（ particleswarmoptimization ， pso演算法）源於鳥群和魚群群體運動行為的研究，是一種基於種群搜索策略的自適應隨機演算法，是進化計算領域中的一個新的分支。 -
Thereafter, the article is utilized on the basis of congested mstfp that based on the congested control of tfrc, with the buffer control we put forward design plan of adaptive technique, and finish the demonstration of the adaptive technique through the test datum that acquired from the scheme that is built up in the lab
其後，文章利用基於tfrc擁塞控制的mstfp （流媒體tcp兼容協議）和緩沖管理提出了流媒體網路傳輸自適應技術的設計方案及實現，並通過在實驗室架構網路測試方案，獲得數據完成對自適應技術的論證。 -
The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function
作為遺傳演算法的具體實施：根據本實驗室近來研製的吸波材料，建立了吸波材料的相關數據庫；構造了能真實體現「薄、輕、寬、強」優化目標的目標函數；根據材料的實際數量以及塗層厚度精度要求、吸收劑體積分數精度要求，建立了能動態擴展相應碼長的自適應編碼方法；首創了通過動態跟蹤變量的約束條件來控制塗層總厚度的解碼技術，以此實現了在不弱化寬頻、高強的吸波性能目標的同時，兼顧到薄層、輕質的使用性能要求；在解碼時通過動態跟蹤厚度變量的約束條件，實現了多層單組分吸波塗層對重量輕的要求；通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件，實現了多層多組分吸波塗層對重量輕的要求；使用權重系數變化法，實現了吸波塗層的分頻段吸波性能要求。 -
Compared with the classical bp algorithm, robust adaptive bp algorithm possesses some advantages as following : ( 1 ) increasing the accuracy of the network training by means of using both the relative and absolute residual to adjust the weight values ; ( 2 ) improve the robustness and the network convergence rate through combining with the robust statistic technique by way of judging the values of the samples " relative residual to establish the energy function so that can suppress the effect on network training because of the samples with high noise disturbances ; ( 3 ) prevent entrapping into the local minima area and obtain the global optimal result owing to setting the learning rate to be the function of the errors and the error gradients when network is trained. the learning rate of the weights update change with the error values of the network adaptively so that can easily get rid of the disadvantage of the classical bp algorithm that is liable to entrap into the local minima areas
與基本bp演算法相比，本文提出的魯棒自適應bp演算法具有以下優點： （ 1 ）與魯棒統計技術相結合，通過訓練樣本相對偏差的大小，確定不同訓練樣本對能量函數的貢獻，來抑制含高噪聲干擾樣本對網路訓練的不良影響，從而增強訓練的魯棒性，提高網路訓練的收斂速度； （ 2 ）採用相對偏差和絕對偏差兩種偏差形式對權值進行調整，提高了網路的訓練精度； （ 3 ）在採用梯度下降演算法對權值進行調整的基礎上，通過將學習速率設為訓練誤差及誤差梯度的特殊函數，使學習速率依賴于網路訓練時誤差瞬時的變化而自適應的改變，從而可以克服基本bp演算法容易陷入局部極小區域的弊端，使訓練過程能夠很快的「跳出」局部極小區域而達到全局最優。 -
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。 -
Feedforward is generally known as the best performing linearization technique for its advantages, such as broadband, stability, etc. this paper introduces the theories of power amplifier nonlinear characters and feedforward technique. according to the rf specifications in 3gpp for wcdma transmitter power amplifier, an adaptive feedforward amplifier system is completed including eda simulation, circuits layout and main mechanical structure design
本文根據3gpp對wcdma發射機功率放大器的射頻指標要求，在對功率放大器的非線性特性和前饋技術的特性進行詳細理論分析的基礎上，結合eda模擬工具，設計了基於自適應前饋的功放系統，並完成了系統的調試和測試。 -
Smart antenna has been widely researched in communication and signal processing, the adaptive beamforming algorithm is the key technique of smart antenna. it could adaptively steer the array directional pattern to form the main narrow beams with high gain in the direction of the users " signals while deeply nulling the interference signals. it is an effective way to realize the optimal receiving of the interesting signals
智能天線技術是目前通信和信號處理等領域的研究熱點，自適應波束形成演算法的研究是智能天線的一個關鍵技術，它能夠自適應地控制天線陣方向圖在用戶信號方向產生高增益窄波束，在干擾信號方向產生較深的零陷，是實現用戶信號最佳接收的有效方法。 -
In order to achieve high data rates on the severely band - limited underwater acoustic ( uwa ) channels, bandwidth - efficient modulation techniques must be employed, together with some sophisticated signal processing algorithms, such as adaptive equalization technique for the intersymbol interference caused by channel multipath propagation
在帶寬嚴重受限的水聲通道中實現高數據率通信，必須使用高帶寬利用率調制技術，並結合自適應均衡等技術以有效地克服通道多途傳播產生的符號間干擾。 -
In this part, for a more general kind of systems, we give the design method of a robust adaptive controller based on backstepping technique, and analyxe stability and performance of the closed - loop system
該部分對于更一般的一類系統，給出了一種基於反推技術的魯棒自適應控制器的設計方法，分析了閉環系統的穩定性和性能。 -
At present, adaptive technique is widely applied in acoustic signal processing field
目前，自適應技術是水聲信號處理領域應用最廣泛的技術。 -
However, adaptive equalization technique can decrease the effect of isi and noise, reduce the bit error ratio and trace time - changing channel
而自適應均衡技術可以降低碼間干擾和噪聲的影響，減少誤碼，並能夠跟蹤時變通道，解決時變波形的嚴重失真問題。 -
In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical
最後，實際研製了一套以dsp （高速數字信號處理器）和ipm （智能功率模塊）為核心的小功率混合型有源濾波裝置，在交交變頻acem實驗平臺上進行了全面的實驗研究，充分驗證了本文所提出的自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關的關鍵性技術的正確性和實用性，從而從理論到實踐全方位、成功地實現了對交流勵磁發電機輸出電力諧波抑制的研究。 -
Research on adaptive technique of intrusion detection and system based on mobile agent
移動代理入侵檢測系統中的自適應技術的研究 -
According to the characters of the power harmonic, a kind of self - adaptive harmonic detection method based on in - phase correlation filtering is presented, which is clear and concise in thinking. by this method the low - pass filter can be designed easily, and by using the multiresolution and self - adaptive technique the difficulties of harmonic detection with low variable fundamental frequency and no voltage reference are worked out, which contributes much to the implementation of harmonic suppression
該方法思路清晰、簡潔，並能方便有源濾波器（ apf ）中低通濾波器設計，同時採用多解析度和自適應濾波方法，解決了基波頻率低且變化、無明顯電壓基準可尋的復雜供電系統諧波檢測的難題，為諧波抑制的實施奠定了基礎。 -
Combining fuzzy t - s model and adaptive fuzzy logic systems, this paper presents an observer - based fuzzy adaptive control scheme for complex nonlinear systems. meanwhile, the fuzzy adaptive technique, the robust control technique and the differential - geometry - based feedback linearization theory are synthesized organically, this paper presents an adaptive fuzzy tracking control scheme for complex nonlinear systems. finally, a fuzzy reconfigurable control scheme is presented for complex nonlinear systems
文中將模糊t - s模型和自適應模糊邏輯系統有機結合，提出了一套比較實用的基於觀測器的復雜非線性系統的模糊自適應控制方案;同時，將模糊自適應技術、魯棒控制技術和微分幾何反饋線性化理論結合起來，提出了一種復雜非線性系統的自適應模糊跟蹤控制方案;最後，針對復雜非線性系統，給出了一種模糊重構控制方案。 -
With the theory of wavelet transform and reversible integer - to - integer wavelet transforms based on shifting frame used in image / video compression field introduced, a new real - time implement of speck algorithm using dsp chip is provided. then the technology of motion estimation and motion compensation is discussed and an adaptive technique for the wavelet video codec to reduce the " block artifact " is presented. and the implement of the wavelet video compression system using adv611 chip is discussed next with the performance emulation result
在系統討論了小波理論在圖像視頻壓縮編碼領域的應用后，結合dsp技術提出一種基於dsp應用的實時低存儲需求的改進speck圖像編碼器；隨后探討基於小波變換的實時視頻編碼器的實現，在論述運動估計與補償技術的基礎上，針對應用空域運動估計補償技術的低比特率小波視頻編碼器提出一種自適應消除塊效應的技術；並討論了基於adv611晶元的視頻壓縮系統的壓縮性能；最後提出一種基於dsp平臺具有極低時延的小波視頻混合編碼方案，對該方案的壓縮性能進行了討論並給出初步的硬體實現方案。 -
In this paper, complex nonlinear systems are researched. using fuzzy adaptive technique, this paper discusses the stability problem and the reconfigurable control problem of the complex nonlinear systems
本文以復雜非線性系統為研究對象，採用模糊自適應技術討論了復雜非線性系統的穩定性問題和重構控制問題。 -
At the end of the article, the article summarizes the whole systems to review, combine of the future generation network ( ipv6 ) qos research, and explains how is current situation to realize monitoring system with adaptive technique to go on
在文章的最後，文章對整個系統進行了總結回顧，並結合下一代網路ipv6的qos研究現狀如何對實現監控系統實現自適應技術進行了展望。 -
The problem is treated as one of blind source separation ( bss ), which can be performed by techniques such as independent component analysis ( ica ). in this thesis, a data - adaptive technique very similar to ica called snmf ( non - negative
傳統的解決這個問題的方法是用多個麥克風，在不同的位置上得到這段混合的聲音信號，以便獲取足夠的、相對獨立的信息來分離出源聲音信號。
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