Abstract— There is a great demand for easily accessible user friendly dietary self assessment and self management applications. This is because of growing concern about chronic diseases and other health problems related to cancer and obesity. So accurate diet measurement is very important. Measurement of accurate dietary and development of fully automatic estimation of nutritional intake is considered to be an open research problem. In this paper a survey on mobile telephone food record has been done. This mobile telephone food record provides an accurate account of daily food and nutrient intake of an individual. The identification and quality estimation is based on obtaining images before and after consumption of meal. Image analysis is done which includes the segmentation of food items, identification of food items by its features, automatic estimation of food portion.
Keywords— dietary assessment, diet record method, image analysis, nutrient computation, volume estimation.
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