alpha check 中文意思是什麼
alpha check
解釋
請指示方位、距離-
Indicates whether the background of the check box has semitransparent or alpha - blended pieces
指示復選框的背景是否具有半透明或alpha混合的斑塊。 -
For those with family history, breast examination and mammogram could detect early breast cancer. hepatitis b carrier should follow doctor s advice on regular check of alpha feto protein and ultrasound of liver
乙型肝炎帶菌者，應依照醫生建議定期驗血液中的甲胎蛋白（ afp ）及接受肝臟超音波檢查，以及早察覺肝癌。 -
Hepatitis b carrier should follow doctor s advice on regular check of alpha feto protein and ultrasound of liver. recurrent chronic stomach ulcer must be treated
乙型肝炎帶菌者，應依照醫生建議定期驗血液中的甲胎蛋白afp及接受肝臟超音波檢查，以及早察覺肝癌。 -
We used this system to check some representative images on the web, we could got a conclusion that most encode images is easy to decode. without right theory they can ’ t build a robust encoded image. and through thorough experiments by this platform i have concluded such points : single alpha encoded is useless, we must encode all characters as whole ; confusion points are useless, we must use confusion lines which look like stroke ; enlarge base of character such as chinese character, not only digital number and alpha
並且通過該平臺的廣泛實驗總結出增強圖片加密強度的幾個要點:只加強單個字的加密是不行的，必須把整體作為加密對象，增強字與字之間的干擾;單純的噪點作用不大，具有筆畫特徵的干擾線作用更大;應該引入一些隨機變量，比如每副圖片的字個數隨機，加密方法隨機選擇;增大可選詞匯的基數，可以考慮使用漢字，而不單純是數字和英文。
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