Search Results - "Cheng, Leo Y"

Mapping intraoral photographs on virtual teeth model by Lam, Walter Y.H., Hsung, Richard T.C., Cheng, Leo Y.Y., Pow, Edmond H.N.

“…Tooth shade is crucial to patient satisfaction in aesthetic dentistry. Two-dimensional (2D) clinical photographs have been widely used to record patients’…”
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A clinical technique for virtual articulator mounting with natural head position by using calibrated stereophotogrammetry by Lam, Walter Y.H., Hsung, Richard T.C., Choi, Winnie W.S., Luk, Henry W.K., Cheng, Leo Y.Y., Pow, Edmond H.N.

“…Accurate articulator-mounted casts are essential for occlusion analysis and for fabrication of dental prostheses. Although the axis orbital plane has been…”
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On 2D-3D Image Feature Detections for Image-To-Geometry Registration in Virtual Dental Model by Tang, Hui, Hsung, Tai-Chiu, Lam, Walter Y.H., Cheng, Leo Y. Y., Pow, Edmond H.N.

“…3D digital smile design (DSD) gains great interest in dentistry because it enables esthetic design of teeth and gum. However, the color texture of teeth and…”
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Comparison of the retentive characteristics of cobalt-chromium and commercially pure titanium clasps using a novel method by Tse, Edward T P, Cheng, Leo Y Y, Luk, Henry W K, Chu, Frederick C S, Chai, John, Chow, Tak W

“…This study aimed to compare the retentive forces of cast cobalt-chromium (Co-Cr) and commercially pure titanium (cpTi) clasps. A clasp assembly comprising a…”
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NASA's Cold Atom Laboratory: Four Years of Quantum Science Operations in Space by Oudrhiri, Kamal, Kohel, James M, Harvey, Nate, Kellogg, James R, Aveline, David C, Butler, Roy L, Bosch-Lluis, Javier, Callas, John L, Cheng, Leo Y, Croonquist, Arvid P, Dula, Walker L, Elliott, Ethan R, Fernandez, Jose E, Gonzales, Jorge, Higuera, Raymond J, Javidnia, Shahram, Kwan, Sandy M, Lay, Norman E, Lee, Dennis K, Li, Irena, Miles, Gregory J, Pauken, Michael T, Perry, Kelly L, Phillips, Leah E, Malarik, Diane C, Griffin, DeVon W, Carpenter, Bradley M, Robinson, Michael P, Rees, Kirt Costello Sarah K, Sbroscia, Matteo S, Schneider, Christian, Shotwell, Robert F, Shin, Gregory Y, Tran, Cao V, William, Michel E, Williams, Jason R, Yang, Oscar, Yu, Nan, Thompson, Robert J

“…The Cold Atom Laboratory (CAL) is a quantum facility for studying ultra-cold gases in the microgravity environment of the International Space Station. It…”
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Effect of original water content in acrylic resin on processing shrinkage by Chow, Tak W, Cheng, Leo Y Y, Wong, Amy W Y, Chu, Frederick C S, Chai, John

“…The aim of this study was to determine the original water content of a supplied acrylic resin powder and a monomer and of dry heat-processed acrylic bars. The…”
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