contrast compression 中文意思是什麼

contrast compression 解釋
對比度壓縮
  • contrast : n 1 對照，對比；（對照中的）差異。2 對立面，對照物；【攝影】反差。3 【修辭學】對照法。vt 使對照，...
  • compression : n. 1. 壓縮；壓緊；濃縮，緊縮。2. 加壓；壓抑。3. （表現的）簡練。4. 應壓試驗。
  1. Upper gastrointestinal series revealed several characteristic findings : dilatation of the stomach and the first and second portions of the duodenum, abrupt vertical compression of the third portion of the duodenum, churning without orderly peristalsis or passage of the contrast medium proximal to the obstruction, and relief of obstruction when the patient was placed in a position that diminished the drag of the mesentery

    做上消化道攝影檢查，兩列皆可見胃及十二指腸第一、二部分略顯擴張，至第三部分則突然中斷，顯示有外在壓迫痕跡，致鋇劑流通受阻，同時有逆流的現象；但阻塞並非完全性，將病人變換姿勢，受阻情形立見改善。
  2. According to the characteristic of ieee 1394 with wide bandwidth, common and real - time, the author put forward ieee 13 94 should be applied into real - time digital video transfer in optics - electronics theodolite. before engineering realization, carried out a video image transfer test on three types of digital video tape recorders and camera with ieee 1394 interface. we found that digital videos without compression transfered under ieee 1394 standard ( transfer from 4. 5m to 100m ), compared with analog videos, have no geometric distortion, and have better luminance, contrast, definition

    作為工程實現前的實驗研究，對三類具有ieee1394介面的數字錄像機和攝像機進行了視頻圖像傳輸實驗，發現無壓縮格式的按ieee1394標準傳輸的數字視頻圖像（傳輸距離從4 . 5米到100米之間） ，較原始模擬視頻圖像在幾何位置信息上沒有衰變，而在亮度、對比度、邊緣清晰度這些方面有明顯的優勢；但是按dvcam壓縮格式（常見于sony公司的系列產品，是5 ： 1的dct幀內壓縮）壓縮的數字視頻圖像，較原始模擬參照圖像有明顯的幾何畸變。
  3. The arctic fox wool, the shanxi sheep camel ' s hair, the angolan rabbit hair, the hair of nyctereutes ussurienusis mstscie were researched on the density, the compression performance, the friction performance and the stretch mechanics performance through the contrast analysis

    摘要通過對北極狐絨毛、山西羊駝毛、安哥拉兔毛、烏蘇里貉絨毛等的密度、捲曲性能、壓縮性能、摩擦性能和拉伸力學性能的測試，分析了它們之間的差異。
  4. With the mean of range block, the compression ratio is improved, the coding time and reconstruction time are decreased. then we discuss the relations among range blocks covariance, contrast scaling s and mse

    採用值域塊均值作為分形編碼的參數可加快分形編碼的速度，提高壓縮比和加快分形圖像壓縮解碼的收斂速度。
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