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- It is a correct formula but needs to be given more content. 這個公式是對的,但有加以充實的必要。
- Methods Vertex plus double detector SPECT and 153 Gd nonuniform attenuation correction system made by ADAC were used. 方法應用ADACVertexPlus雙探頭SPECT儀及153 Gd非均勻衰減校正系統。
- Fixed: used more correct formula to calculation glancing blow chance. 使用了一些正確的公式來計算致命打擊的幾率。
- An attenuation correction method for axial symmetric r econstruction in laser-produced plasma was proposed.For this method, an algori thm was put forward. 此文提出一種激光等離子體吸收和發射係數的關係的處理方法,且用於激光等離子體軸對稱重建的吸收校正,由此提出一種演算法進行軸對稱重建。
- The results showed that the measured volume without attenuation correction was higher than the real volume of phantoms in the reconstruction of SPECT images. 結果表明,在SPECT圖像重建過程中,不進行衰減校正測得的容積明顯高於模型實際容積,測得的容積隨校正係數的增大而減小。
- Tomography with coincidence circuit is composed of variable-angle dual and/or triple-head SPECT system, coincidence detection circuit and attenuation correction (AC). 摘要符合線路斷層顯像主要由可變角雙探頭SPECT系統、符合探測線路和衰減校正等組成。
- "Both SPECT and attenuation correction were found to contribute to better identification of hot nodes by SPECT/CT than by planar imaging," the authors wrote. 「比起平面顯像來,應用SPECT/CT時SPECT和衰減校正都被發現對熱結節的識別更為有利,」作者這樣寫到。
- The data in nonlinear area are curve fitted first and then a simple correction formula is educed. 該演算法對非線性區域的數據進行曲線擬和,在此基礎上導出了一個簡單的修正公式。
- Based on characteristics of air-borne gamma-ra3 spectrometer survey, the authors induced the 2D terrain correction formula, and accomplished the forward calculation. 針對航空伽馬能譜測量特點,推導了基於二維地形影響係數的航空伽馬能譜測量地形逐點改正的理論公式。
- Methods From September 2002 to March 2003, 147 consecutive clinical patients imaged by~(18)F-FDG PET/CT whole-body scan (GE Discovery LS, CT attenuation correction, OSEM reconstruction) were retrospectively reviewed. 方法 回顧分析 14 7例PET/CT全身檢查結果及臨床資料。
- At last contrasting the datum among the correction values,the stylebook values and the new account values it shows for the advantages of the correction formula. 最後將修正公式的計算數據與某企業樣本值及新計算值相對比說明了修正公式的優越性。
- Many factors work on the target volume calculation, such as PET image acquisition mode, scatter correction, attenuation correction, reconstruction method, image display mode, positron pharmacy. 目前常採用的靶體積的計算方法有本底闖值法,最大值結合閾值法,本底與最大值結合閾值法等。
- This paper introduces a formula group and a correction formula to calculate the hu-midity accurately. Using the correction formula in combination with the standard humidity diagram,an accurate absolute humidity can be gained in a quick and simple way. 本文介紹了準確計算空氣濕度的公式組和一個修正公式;此修正公式附加於標準濕度圖讀數可以快速簡便地得到準確的空氣絕對濕度值.
- Methods 75 essential hypertensive patients were selected. The blood pressures were measured with ambulatory blood pressure monitoring and the left ventricular mass index(LVMI) was measured with echocardiography according to Devereux correction formula. 方法 對 75例高血壓患者動態監測 2 4小時血壓並自動計算心率血壓乘積 ,超聲心動圖測定室間隔、左室後壁厚度及左室舒張末內徑 ,並按Devereux校正公式計算左室質量、左室質量指數 (LVMI) ,分析各參數間的關係。
- attenuation correction of radar reflectivity 衰減訂正
- atmospheric attenuation correction 大氣衰減訂正
- Considering the effect of the air resistance, rebuild the movement equation, and educe the correctional formula with adjustment term; the measuring result turns up trumps. 在考慮空氣粘滯阻力的作用后,重新建立運行方程,推導出帶有修正項的公式,得到令人滿意的結果。
- Compared with the results from photoelastic coating method, the correcting formula of mismatch of Poisson's ratio in curve boundary of this laminate was developed. 並 與光彈貼片法測試結果進行比較,從而對曲邊界對泊松比係數不匹配 效應的影響進行了討論。
- Attenuation correction of X-band weather radar echo intension X波段氣象雷達回波強度的衰減訂正
- Correction formula for percentage mortality 死亡率校正公式