This is known as an isochromatic surface . 這樣的曲面稱為等色面
Method of isochromatic extraction based on color character 基于顏色特征的等差線提取方法
Stress wave and identification of isochromatic fringes in dynamic photoelasticity 應力波和動光彈等差條紋的分析與判讀
Application of digital image processing in extracting isochromatic fringe framework 數字圖像處理在等差條紋骨架線提取中的應用
An automatic order determination of color isochromatic fringe based on bp artificial neural network is presented 提出基于bp神經網絡的彩色域等色線自動定級法。
Topaz from light yellow to deep yellow , has , the fall yellow , the chrysanthemum yellow , the chicken egg - yolk , the tiger isochromatic 黃玉由淡黃到深黃色,有栗黃秋葵黃黃花黃雞蛋黃虎皮黃等色。
A method of transforming the fem stress analysis results into photo - elastic isochromatic fringe pattern is discussed . and the fem analysis results of the tooth , which is a key part of mmd1250 mineral sizer , is successfully processed by this method 探討了把有限元應力分析結果直接處理成光彈性等差條紋圖的方法,并對mmd1250雙齒輥破碎機輥齒的有限元分析結果進行了處理。
The complex function between isochromatic fringe orders and rgb gray values of the image pixels is described by bp artificial neural network . the technique can improve the precision of experimental stress analysis in three - dimensional photoelastic thin slices 其特點是通過bp神經網絡建立圖像中像素點的r 、 g 、 b顏色值與條紋級數n之間的非線性關系;可以準確地得到3級以內等色線條紋級數。
Because color isochromatic fringes appear in the stress model based on a plane polariscope in white light , we studied the problems systematically by a digital camera as image inputting device , digital image processing technique and bp artificial neural network . based on the work that has been reported before , a technique named five - step color phase shifting technique ( fcpst ) to acquire single isoclinics is presented 根據白光入射時應力模型在偏振儀光學系統中的等色線條紋是彩色的特點,本論文采用彩色數碼相機作為數據采集與輸入設備,結合彩色信息圖像處理和bp神經網絡等新技術,對上述兩個難題進行了系統的研究,獲得以下成果:在綜合前人工作的基礎上,提出獲得全場單純的等傾角相圖的五步彩色相移法。
In automatic acquisition and procession of the photoelastic data , there are some troubles about how to acquire single isoclimcs and to improve the precision of evaluating isochromatic fringe orders in the thin slice of the three - dimension model when the actual problems are solved by photoelasticity 用光彈性實驗處理實際問題時,在數據自動采集與處理中,如何獲得單純等傾線的問題仍是一大難點,此外就是如何進一步提高三維凍結模型薄切片的等色線定級精度問題也比較困難。