4dOpinion
3D-Printed Guns Are Getting Good
The 3D-printed gun movement has survived the downfall of its charismatic founder, a major defeat at the Supreme Court, and ...
All the Latest Game Footage and Images from Crazy Pipes 3D In this fast-paced 3D puzzle game, connect pipes before time runs out, while avoiding obstacles and dynamites. Boost your score by using more ...
Abstract: A modified cubature Kalman filter (CKF) algorithm is proposed for an in-pipe survey system. This survey system can provide accurate three-dimensional (3D) location information for ...
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