Fundamentals of Digital Radiography: Digital Image Concepts

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රාජ්‍ය පිටි කපන විද්‍යාවලිය කළා තිබීම සදහා අවශ්‍ය සදහන් නී_කාලය?

75 kVp, 1 mAs, 550 EI

CR අනංග ක්‍රියා-** හා DR අනංග ක්‍රිය-**?

Physical damage, Dead detector elements

DR type image receptor කි. ග. 'Frame Grabber' සി.?

Analog to Digital Converter

Fluoroscopy Issues 'Shifting Gears' පිළි-**?

<p>Spatial variations in background signal &amp; gain</p> Signup and view all the answers

'Digital Spot Film' -**?

<p>Computer displays last fluoro image before radiation shut off</p> Signup and view all the answers

මොඩල් සහිත, සුරැකුගේ විශ්වාසය වඩා හොඳහරි තවත් කුටියට දීම පවතීද?

<p>4 බිට; 16 ශේද්‍ර නාම</p> Signup and view all the answers

‍512 X 512 ශේද්‍ර අතර, 1 බය/ශේද්‍ර ප්‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍ක ​ත​ ​ ‌ ‌‌‌​ ​‌​‌‌‌

<p>262,144</p> Signup and view all the answers

CR Erasure කිරීමේ කවර, CR plate කිලෝ, ________.

<p>erase and re-use ක​‍​[</p> Signup and view all the answers

CR Resolution, ________.

<p>vendor CR spatial resolution depends upon plate size</p> Signup and view all the answers

Image Compression කරන algorithm application, repetitive data ________.

<p>is represented by data value and # repetitions</p> Signup and view all the answers

Pixels X # Bytes/Pixel ස� �_______.

<h1>Bytes storage size definition equation</h1> Signup and view all the answers

Matrix size & bit depth, storage ________.

<h1>depends on both matrix size &amp; bit depth</h1> Signup and view all the answers

Data Compression types, __________.

<h1>includes both Reversible and Non-reversible Compression</h1> Signup and view all the answers

Bit Depth, __________.

<h1>affects contrast resolution directly</h1> Signup and view all the answers

Larger matrix size ________.

<h1>requires more storage space</h1> Signup and view all the answers

අන්‍යාකාරයාට විස්තරය පළ කරන දෙපල කුමරුසරය කුමරුසර විෂය කුමරුසර ස්ථාන විෂය හෝ පැනසය පැනස විෂය වේ.

<p>Magnetization</p> Signup and view all the answers

Digital Image Formation වගේ කුමරුස කළ ද්‍රව 12 X 9 Matrix ඇති කාල, සම්‍බ, කොප 48 X 36 Matrix?

<p>48 X 36 Matrix</p> Signup and view all the answers

Digital Copies කියන්නට අන්‍යාකාර නയ, පി, ද.

<p>Analog Copies</p> Signup and view all the answers

Image Matrix & Image Size කළ Digital Image File Size එ.

<p>Doubling the matrix dimension quadruples the # pixels</p> Signup and view all the answers

Bit Depth and Pixel Presentation on Image කළ Brightness Levels Pixel's Brightness Levels Assignments ක.

<h1>of unique values which can be represented by 8 bits</h1> Signup and view all the answers

of unique values which can be represented by 1 bit?

<p>2</p> Signup and view all the answers

Digital Image Bit Depth ක.

<p>The number of computer bits (1’s or 0’s) available to store each pixel value.</p> Signup and view all the answers

Matrix Size & Resolution ක.

<p>More pixels = better spatial resolution.</p> Signup and view all the answers

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