The false negative rate is 0.5%.
假阴性结果占阴性标本的0.5%。
But the naked eye detection goes with high false negative rate.
但肉眼检测存在较高的假阴性率。
It is an imperative issue that reduces the false negative rate and false positive rate in attack recognition.
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。
With clue screening, the false negative rate was higher in senile dementia and mental retardation than schizophrenia.
在线索调查中老年期痴呆和精神发育迟滞的漏诊率均高于功能性精神疾病。
The results show that botnet detection is completed in expected round under controlled false positive rate and false negative rate.
实验结果表明，在保证误报率和漏报率的前提下该方法能在预定检测轮数内完成判定。
The false negative rate of malignant liver tumors in the first biopsy procedure guided by conventional ultrasound was 9.4% (21/224).
恶性肿瘤首次常规超声引导穿刺活检假阴性率为9.4%（21/224）。
Model improves the efficiency of network intrusion detection system with a higher detection rate and low false negative rate by experiment.
通过实验证明，该模型提高了网络入侵检测系统的效率、有着较高的检测率和较低的漏报率。
Because the low false negative rate of SLN biopsy, the technique allows axillary lymph node dissection (ALND) avoided if the SLN is negative.
因为腋窝前哨淋巴结活检的假阴性率低，故对前哨淋巴结阴性的病人可以不做进一步腋窝淋巴结清扫。
Combined techniques and pathologic ultrastaging may increase the identification rate and decrease the false negative rate in patients with SLNB.
采用生物活性染料- 放射性核素联合示踪法、病理连续切片及免疫组化染色可提高前哨淋巴结活检的检出率及准确性。
Experimental results show that the false negative rate and the false positive rate of the hybrid system are both lower than the HMM based system.
实验结果表明该混合系统的漏报率和误报率都低于HMM方法。
KDD CUP '99 is adopted in experiment and the result shows the model gets the lower false negative rate and false positive rate besides the higher accuracy.
采用KDD CUP99数据集进行测试实验，结果表明：该模型能够获得较高的检测正确率，同时具有较低的漏报率及误报率。
The comparison of 160 cases and 320 controls tested with those examined by fecal occult blood test has exhibited a decrease to 23.750% in the false negative rate.
对160名病人和320名正常人进行判别的结果与通常采用的大便潜血试验比较，假阴性率降低到23.75%。
It shows that the ABC-ELISA can decrease the rate of false negative.
这说明ABC - ELISA法敏感性高，并可减少常规elisa法的假阴性率。
No one had positive pelvic lymph node and negative SLN, The predictive rate was 100% and the false -negative rate was zero.
未发现SLN无转移而盆腔其余淋巴结存在转移者，SLN对盆腔淋巴转移的预测准确性为100%，假阴性率为0。
The experiment results show that the new technique has a high detect-rate and a low false-negative.
测试表明，主动扫描技术具有很高检测率和较低的误报警率。
In the experiment, we analyze the system error rate of positive rate and false negative.
在实验中，对系统的错误肯定率和错误否定率进行了分析。
Results The coincident rate for positive of reexamination methods was 100% and for negative was 100%. There was not false positive result and false negative result.
结果此复检方案的阳性符合率和阴性符合率均为100%，未出现假阳性和假阴性。
Of 759 urinary specimens which were positive analyzed by dry-chemistry method, 243 specimens were found negative by urinary sediment examination. The false positive rate was 32.02%.
干化学法检查为异常的759例标本中，尿沉渣显微镜计数有243例为正常，假阳性率为32.02%。
Metastatic rate of lymph node in neck central area was the highest (46.8%), but micrometastasis of lymph node couldn't be found with CT leading to false negative in 5 cases with PTC.
颈中央区淋巴结转移率最高(46.8%)，并且小的转移淋巴结ct不能发现而出现5例假阴性。
Considering MRA as the standard, the sensibility of diagnosing abnormal vessels by TCD was 78.10%, specificity 94.22%, false positive 7.46%, false negative 23.31%, and the coincidence rate 89.36%.
以磁共振血管成像为标准，比较经颅多普勒超声发现相应血管病变数，得出诊断异常血管的特异性为94.22%、敏感性为78.10%、假阳性为7.46%，假阴性为23.31%及符合率为89.36%。
The incorporation of similarity information is meant to reduce the false-positive rate, but in doing so it increases the false-negative rate.
相形之下，结合了相似性比对的方法之后虽然能够降低假阳性，但是却大大提高了假阴性。
The incorporation of similarity information is meant to reduce the false-positive rate, but in doing so it increases the false-negative rate.
相形之下，结合了相似性比对的方法之后虽然能够降低假阳性，但是却大大提高了假阴性。
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