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- The false positive rate was high in heart auscultation,which often occurred in atrial septal defect(ASD). 心脏听诊假阳性率较高,主要发生于听诊可疑房间隔缺损中。
- It is an imperative issue that reduces the false negative rate and false positive rate in attack recognition. 摘要 降低攻击识别中的漏报率和误报率是现在一个急需解决的问题。
- Results The fales negtive rate for WBC was 28.18%,for RBC,7.04%and the false positive rate for WBC was 7.87%,for RBC,28.28%.by dry-chemistry. 结果干化学法对尿中白细胞假阴性率为28.;18%25;假阳性率为7
- A nonreassuring NST preterm usually should be assessed with ancillary tests, since the false positive rate of an isolated NST may be 50 to 60 percent. 由于存在50%25-60%25的假阳性,一个不安全的NST试验模式通常认为应当用过附属试验评估。
- Auditory screening by OAE showed 99.51% sensitivity, 68.60% specificity with false negative and false positive rate of 0.49% and 31.40%. OAE的灵敏度、特异度分别为99.;51%25、68
- The experiments show that the approach can detect unknown intrusions effectively, and has a good performance in detection rate and false positive rate. 实验表明:该方法能够有效检测未知入侵,在检测率、误警率方面都达到较满意的结果。
- In FCM MRD positive samples, 95.9% (93/97) were PCR positive, the false positive rate of FCM and the false negative rate of PCR were 4.1%(4/97) and 8.75%(7/93) respectively. FCM与PCR同时检测MRD结果显示;FCM(+)标本中95.;9%25(93/97)PCR为阳性;FCM的假阳性率为4
- Aiming at high false positive rate of dynamic clonal selection algorithm applied in intrusion detection system(IDS),an improved dynamic clonal selection algorithm is proposed. 摘要 针对动态克隆选择算法在入侵检测应用中存在的高误检率,提出了一种改进动态克隆选择算法。
- Though adjusting the difference of the two statistics and taking it as a threshold,the corresponding FPR(false positive rate) was computed and the significant genes were screened. 结果将本方法应用于模拟数据集和真实微阵列表达数据上,均取得较好的效果。
- Comparing to DSM-IV: the diagnostics results show that sensitivity is 78%, specificity is 84.2%, accuracy is 81.5%, false positive rate is 22.%, false negative rate is 15.8%, positive predictive value is 79.8%, negative predictive rate is 82.8%. 与DSM-IV比较:敏感性78.;0%25;特异性84
- False positive rate 0. Conclusion Application of sentinel lymph node biopsy by subareolar injection of blue dye in the treatment of early stage breast carcinoma can also acquire high check out rate and high accuracy. 假阳性率 0。 结论 应用乳晕真皮内注射蓝色染料法前哨淋巴结活检在早期乳腺癌治疗中同样可以取得较高的检出率和准确性
- We skillfully combinated PCR and reverse dot blot, using thehigh specificity of reverse dot blot overconming the deficiency ofhigh false positive rate of PCR as well as making use of thecharacteristic of high specificity of PCR. PCR-RDB检测方法将PCR技术和反向点杂交方法有机的结合起来,既利用了PCR技术灵敏度高的优点,又利用反向点杂交技术的高、度特异性克服了PCR方法假阳性率高的缺点,在实验室和现场的初步应用中都取得了较好的结果。
- In analyze the deficiency of traditional intrusion detection system, a new kind of intrusion detection method, which named EDID (An Intrusion Detection Method Based on Euclidean Distance) is put forward for reduce false positive rate. 在此基础上,将欧氏距离(Euclidean Distance)引入了入侵检测系统以降低入侵检测系统的误报率,并提出了基于Euclidean距离的入侵检测方法Intrusion Detection Based on Euclidean Distance(EDID)。
- When NST was of non-reactive type and OCT/CST was positive, prediction of bad prognosis of fetus was correct in only 27% and 12.5% respectively, in other words, there was very high false positive rate. 试验结果异常(NST无反应型或OCT/CST阳性)预测胎儿预后不良的准确性分别为27%25和12.;5%25;有较高的假阳性率。 因此胎心率监护试验必须结合临床情况和其它检验;才能对胎儿情况作出准确判断。
- Results The two methods showed higher sensitivity in detecting tuberculosis serothrax.The positive rate was 69.1%and 64.3%respectively but false positive rate of PCR was higher than that of SRID. 结果PCR法和SRID法在诊断结核性胸水方面,二者均具较高敏感性,阳性率分别为69.;1%25和64
- The COPT positive rates of the whole groups were 0. 94% (13/1381 ) and 1. 85% (3/162),respectively. Above results all belong to the normal range of the false positive rate. 整群COPT阳性率分别为0.;94%25(13/1381)和1
- In contrast, positive and false positive rates of IHA were 91.5% and 3.9%, respectively, the cross reaction of the patients with paragonimiasis being higher than that of COPT. IHA的敏感性为91.;5%25;假阳性率为3
- Methods Chest succussion splash presenting in left-diaphragmatic hernia patients and other patients was observed to determine positive and false positive rates of chest succession splash. 方法观察左侧膈疝和其他疾病患者出现胸部振水音的情况,统计胸部振水音的阳性率和假阳性率。
- She has put herself in a false position. 她把自己摆在尴尬的地位上。
- Infrared cameras can also make false positives. 红外线摄影机也会判断错误。