SOME PROBLEM ON EVALUATION OF RADIOGRAPHIC IMAGE QUALITY AND ITS DEVELOPMENT

KAZUYA YAMASHITA
1977 Japanese Journal of Radiological Technology  
The 皿 ost qif 丘cult prob ! em in radiologic diagnosis is the derivation of a function describing the quality of radiolog 童 c image in terms of physical factors of the i皿 aging process. Observer performance in detect 玉 ng detail of radiographs is influenced by the relationable and unreiatio . nable factors , the for皿 er is the ob ゴ ective evaluation , the latteg is the subjective evaluation . Three major purpuses 三 n this paper : First , to propose the radiologic imaging systelns , Second , to
more » ... lns , Second , to exbmine the problems oE the methad Qf the oblective and subjective evaluatioI1 , Third , we attempt few experiences by the mathemat 三 cal Psychological method and suggest prospeet . 、 Proceedillg to those , it will be possible tQ solute the Inost di 伍 cult proble 皿 in radiologic image research , 目
doi:10.6009/jjrt.kj00003173382 fatcat:k3jgxkecljh3zf2ixiqssc7o44