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The tear film thermal imagery morphological analysis method of contactless tear film thermal imagery instrument
专利权人:
发明人:
张欧,張歐,张仲华,張仲華,刘博轩,劉博軒,吴明鸿,吳明鴻
申请号:
TW099125045
公开号:
TWI392476B
申请日:
2010.07.29
申请国别(地区):
TW
年份:
2013
代理人:
摘要:
A kind of tear film thermal imagery morphological analysis method of contactless tear film thermal imagery instrument of what is closed in system of the present invention,Main system is first sequentially loaded into the thermal imagery that number frame captures same tear film elder generation Hou,Again for each frame tear film thermal imagery area-of-interest (ROI) record respectively its temperature maximum value,Minimum value,And more than one temperature block is divided on tear film thermal imagery accordingly,And record each temperature block size,Position and its lip temperature; Then the form and temperature change of temperature block are analyzed,And carry out tear film stability classification; Wherein,The morphological analysis system of aforementioned each temperature block penetrate like circle property (Circularity) judgement,The technologies such as mosaic and temperature gradient analysis are reached; It can be classified for the different shape of tear film rupture using preceding method,It is examined with assisting doctor to execute to establish.本發明係關於一種非接觸式淚膜熱影像儀之淚膜熱影像形態分析方法,主要係先依序載入數幀對同一淚膜先後擷取的熱影像,又針對每一幀淚膜熱影像的感興趣區域(ROI)分別記錄其溫度的最大值、最小值,並據以在淚膜熱影像上劃分一個以上的溫度區塊,並記錄各溫度區塊的大小、位置及其邊緣溫度;接著分析溫度區塊的形態及溫度變化,並進行淚膜穩定性分類;其中,前述各溫度區塊的形態分析係透過似圓性(Circularity)判斷、馬賽克及溫度梯度分析等技術所達成;利用前述方法可針對淚膜破裂的不同形態進行分類,以輔助醫師執行確立檢驗。
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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