1-20 of 22170
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles
Journal Articles
Image
Image
Image
Image
Image
Image
Image
Image
Prototype of the experimental horizontal-distributed PUU. (The slider is dr...
Published Online: May 29, 2024
Fig. 8 Prototype of the experimental horizontal-distributed PUU. (The slider is driven by a motor-driven screw, functioning as a prismatic joint. Each universal joint is made of two rotating joints.) More about this image found in Prototype of the experimental horizontal-distributed PUU. (The slider is dr...
Image
Experimental setup for measuring positioning errors. (The mobile mirror was...
Published Online: May 29, 2024
Fig. 9 Experimental setup for measuring positioning errors. (The mobile mirror was mounted on the end effector and moved along with the end effector. The fixed mirror was placed on the optical table. The XL-80 was used to emit and receive laser light for error calculation.) More about this image found in Experimental setup for measuring positioning errors. (The mobile mirror was...
Image
Schematic of the positions of the measured line segments. (The 15 measured ...
Published Online: May 29, 2024
Fig. 10 Schematic of the positions of the measured line segments. (The 15 measured lines were classified based on their height. The range of each line was from 20 mm to −20 mm in the Y direction.) More about this image found in Schematic of the positions of the measured line segments. (The 15 measured ...
Image
Measured positioning errors in  X  different: ( a )  X  = −30 mm and ( b ) ...
Published Online: May 29, 2024
Fig. 11 Measured positioning errors in X different: ( a ) X = −30 mm and ( b ) X = 0 mm. (The contour maps show the positioning errors in the X direction at different YZ planes. The values in the contour represent the positioning error.) More about this image found in Measured positioning errors in X different: ( a ) X = −30 mm and ( b ) ...
Image
Measured positioning errors in  Y  different. ( a )  X  = −30 mm and ( b ) ...
Published Online: May 29, 2024
Fig. 12 Measured positioning errors in Y different. ( a ) X = −30 mm and ( b ) X = 0 mm. (The contour maps show the positioning errors in the Y direction at different YZ planes. The values in the contour represent the positioning error.) More about this image found in Measured positioning errors in Y different. ( a ) X = −30 mm and ( b ) ...
Image
Measured positioning errors in  Z  different: ( a )  X  = −30 mm and ( b ) ...
Published Online: May 29, 2024
Fig. 13 Measured positioning errors in Z different: ( a ) X = −30 mm and ( b ) X = 0 mm. (The contour maps show the positioning errors in the Z direction at different YZ planes. The values in the contour represent the positioning error.) More about this image found in Measured positioning errors in Z different: ( a ) X = −30 mm and ( b ) ...
Image
The verification results of the orientation abilities of the PUU. (Nine dif...
Published Online: May 29, 2024
Fig. 14 The verification results of the orientation abilities of the PUU. (Nine different positions with varying link postures were used to observe the change in bubble position. The black hollow circle is the center of the spirit level, while the solid blue circle indicates the bubble.) More about this image found in The verification results of the orientation abilities of the PUU. (Nine dif...
Image
Error estimation calculation process for three cases: ( a ) KEM, ( b ) ANN,...
Published Online: May 29, 2024
Fig. 15 Error estimation calculation process for three cases: ( a ) KEM, ( b ) ANN, and ( c ) hybrid method. (Among these pictures, the objective function is represented by Eq. (11) . The training data accounts for 70% of the measured data. The joint error parameters are the eighteen joint transl... More about this image found in Error estimation calculation process for three cases: ( a ) KEM, ( b ) ANN,...
Image
Estimated results of positioning errors using the KEM in three directions: ...
Published Online: May 29, 2024
Fig. 16 Estimated results of positioning errors using the KEM in three directions: ( a ) X direction, ( b ) Y direction, and ( c ) Z direction. (The contour maps show the positioning errors estimated by the KEM. The values in the contour maps represent the estimated positioning errors.) More about this image found in Estimated results of positioning errors using the KEM in three directions: ...
Image
Estimated results of positioning errors using the BPNN in three directions:...
Published Online: May 29, 2024
Fig. 17 Estimated results of positioning errors using the BPNN in three directions: ( a ) X direction, ( b ) Y direction, and ( c ) Z direction. (The contour maps show the positioning errors estimated by the BPNN. The values in the contour maps represent the estimated positioning errors.) More about this image found in Estimated results of positioning errors using the BPNN in three directions:...
Image
Estimated results of positioning errors using the GRNN in three directions:...
Published Online: May 29, 2024
Fig. 18 Estimated results of positioning errors using the GRNN in three directions: ( a ) X direction, ( b ) Y direction, and ( c ) Z direction. (The contour maps show the positioning errors estimated by the GRNN. The values in the contour maps represent the estimated positioning errors.) More about this image found in Estimated results of positioning errors using the GRNN in three directions:...